! Started logfile: /scr/pima/rdv76_uvs/J1640+3946_X_dfm.log on Fri Jun 15 03:55:48 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J1640+3946_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1640+3946_X_uva.fits ! AN table 1: 16 integrations on 55 of 55 possible baselines. ! AN table 2: 17 integrations on 55 of 55 possible baselines. ! AN table 3: 63 integrations on 66 of 66 possible baselines. ! AN table 4: 21 integrations on 10 of 10 possible baselines. ! AN table 5: 104 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.387512 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1640+3946 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 11196 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1640+3946_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 332 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 332 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 332 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 79 telescope corrections were flagged in sub-array 2. ! A total of 522 telescope corrections were flagged in sub-array 3. ! A total of 36 telescope corrections were flagged in sub-array 4. ! A total of 332 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.213608Jy sigma=13.314726 ! Fit after self-cal, rms=0.510237Jy sigma=5.392578 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.5342 mas, bmaj=0.7917 mas, bpa=-6.064 degrees ! Estimated noise=1.04137 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.444572 Jy ! Component: 100 - total flux cleaned = 0.601205 Jy ! Total flux subtracted in 100 components = 0.601205 Jy ! Clean residual min=-0.019858 max=0.076172 Jy/beam ! Clean residual mean=-0.000011 rms=0.005482 Jy/beam ! Combined flux in latest and established models = 0.601205 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.601205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265406Jy sigma=2.784663 ! Fit after self-cal, rms=0.264115Jy sigma=2.776467 ! Inverting map ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0924913 Jy ! Component: 100 - total flux cleaned = 0.150792 Jy ! Total flux subtracted in 100 components = 0.150792 Jy ! Clean residual min=-0.012867 max=0.030898 Jy/beam ! Clean residual mean=-0.000019 rms=0.003261 Jy/beam ! Combined flux in latest and established models = 0.751997 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.751997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214779Jy sigma=2.149391 ! Fit after self-cal, rms=0.214174Jy sigma=2.145593 ! Inverting map ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0385242 Jy ! Component: 100 - total flux cleaned = 0.0638644 Jy ! Total flux subtracted in 100 components = 0.0638644 Jy ! Clean residual min=-0.012326 max=0.013790 Jy/beam ! Clean residual mean=-0.000023 rms=0.002654 Jy/beam ! Combined flux in latest and established models = 0.815862 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.815862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203710Jy sigma=2.002429 ! Fit after self-cal, rms=0.203574Jy sigma=2.001509 ! Inverting map ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6293 mas, bmaj=0.877 mas, bpa=-6.521 degrees ! Estimated noise=0.788553 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296431 Jy ! Component: 100 - total flux cleaned = 0.0456058 Jy ! Component: 150 - total flux cleaned = 0.0545053 Jy ! Component: 200 - total flux cleaned = 0.0594806 Jy ! Total flux subtracted in 200 components = 0.0594806 Jy ! Clean residual min=-0.011609 max=0.013134 Jy/beam ! Clean residual mean=-0.000074 rms=0.002801 Jy/beam ! Combined flux in latest and established models = 0.875342 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.875342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200104Jy sigma=1.949338 ! Fit after self-cal, rms=0.200049Jy sigma=1.948880 ! Inverting map ! Your choice of large map pixels excluded 8.07% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6293 x 0.877 at -6.521 degrees (North through East) ! Clean map min=-0.010508 max=0.6091 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.06 KP 1.01 ! LA 1.12 NL 0.99 NY 1.02 PT 1.00 ! SC 0.98 WZ 0.99 ZC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 KP 0.99 LA 0.94 ! NL 0.98 NY 1.01 OV 0.97 PT 0.98 ! SC 1.00 WZ 1.01 ZC 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 KK 1.00 KP 0.97 ! LA 1.19 MK 1.00 NL 1.01 NY 0.97 ! OV 0.98 PT 0.94 SC 0.96 WZ 1.08 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.09 KK 1.04 MK 0.93 NY 0.98 ! ZC 0.97 ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 0.71 MK 1.29 NY 0.93 WZ 1.03 ! ZC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.05 KP 0.99 ! LA 1.19 NL 0.98 NY 0.98 PT 0.99 ! SC 0.93 WZ 1.03 ZC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 0.97 LA 0.94 ! NL 0.99 NY 0.99 OV 0.98 PT 0.96 ! SC 0.99 WZ 1.05 ZC 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 KK 0.99 KP 0.96 ! LA 1.21 MK 0.99 NL 1.00 NY 0.95 ! OV 0.98 PT 0.96 SC 1.02 WZ 1.14 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 KK 0.92 MK 0.97 NY 1.21 ! ZC 0.78 ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 0.74 MK 1.23 NY 1.01 WZ 1.03 ! ZC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.09 KP 0.96 ! LA 1.16 NL 1.04 NY 1.10 PT 0.99 ! SC 0.94 WZ 1.06 ZC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 KP 0.97 LA 0.96 ! NL 0.97 NY 1.01 OV 0.98 PT 0.96 ! SC 0.96 WZ 1.00 ZC 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 KK 1.00 KP 0.96 ! LA 1.18 MK 1.00 NL 0.99 NY 0.96 ! OV 0.99 PT 0.96 SC 1.04 WZ 1.20 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 KK 1.08 MK 0.91 NY 1.04 ! ZC 0.86 ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 1.00 MK 0.93 NY 0.91 WZ 1.14 ! ZC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.06 KP 1.04 ! LA 1.21 NL 0.95 NY 0.99 PT 0.99 ! SC 0.93 WZ 1.04 ZC 0.90 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 KP 1.01 LA 0.94 ! NL 1.00 NY 1.05 OV 0.96 PT 0.98 ! SC 0.95 WZ 1.03 ZC 0.95 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 KK 1.01 KP 0.97 ! LA 1.20 MK 0.99 NL 1.02 NY 1.02 ! OV 1.01 PT 0.95 SC 0.97 WZ 1.08 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 KK 0.97 MK 0.89 NY 0.94 ! ZC 1.06 ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! KK 0.91 MK 0.91 NY 1.23 WZ 0.98 ! ZC 0.96 ! ! ! Fit before self-cal, rms=0.200049Jy sigma=1.948880 ! Fit after self-cal, rms=0.193089Jy sigma=1.876453 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6294 mas, bmaj=0.8925 mas, bpa=-1.714 degrees ! Estimated noise=0.805934 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000762343 Jy ! Component: 100 - total flux cleaned = -0.000696364 Jy ! Component: 150 - total flux cleaned = -0.000638862 Jy ! Component: 200 - total flux cleaned = -0.000586261 Jy ! Total flux subtracted in 200 components = -0.000586261 Jy ! Clean residual min=-0.006506 max=0.008152 Jy/beam ! Clean residual mean=0.000011 rms=0.001621 Jy/beam ! Combined flux in latest and established models = 0.874756 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 0.874756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193027Jy sigma=1.876091 ! Fit after self-cal, rms=0.193155Jy sigma=1.875210 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Added new window around map position (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0066462 Jy ! Component: 100 - total flux cleaned = 0.00721878 Jy ! Component: 150 - total flux cleaned = 0.00721714 Jy ! Component: 200 - total flux cleaned = 0.00701485 Jy ! Total flux subtracted in 200 components = 0.00701485 Jy ! Clean residual min=-0.006236 max=0.006736 Jy/beam ! Clean residual mean=0.000009 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 0.881771 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.881771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192887Jy sigma=1.872955 ! Fit after self-cal, rms=0.192887Jy sigma=1.872595 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192887Jy sigma=1.872595 ! Fit after self-cal, rms=0.192881Jy sigma=1.868302 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6283 mas, bmaj=0.8921 mas, bpa=-1.533 degrees ! Estimated noise=0.805374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274554 Jy ! Component: 100 - total flux cleaned = 0.00304987 Jy ! Component: 150 - total flux cleaned = 0.00313745 Jy ! Component: 200 - total flux cleaned = 0.00313367 Jy ! Total flux subtracted in 200 components = 0.00313367 Jy ! Clean residual min=-0.006299 max=0.006450 Jy/beam ! Clean residual mean=0.000004 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 0.884905 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.884904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192788Jy sigma=1.867609 ! Fit after self-cal, rms=0.192838Jy sigma=1.867435 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000694421 Jy ! Component: 100 - total flux cleaned = 0.000620545 Jy ! Component: 150 - total flux cleaned = 0.000620885 Jy ! Component: 200 - total flux cleaned = 0.000618503 Jy ! Total flux subtracted in 200 components = 0.000618503 Jy ! Clean residual min=-0.006376 max=0.006402 Jy/beam ! Clean residual mean=0.000004 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 0.885523 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.885523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192791Jy sigma=1.867157 ! Fit after self-cal, rms=0.192805Jy sigma=1.867112 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192805Jy sigma=1.867112 ! Fit after self-cal, rms=0.192924Jy sigma=1.866959 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6278 mas, bmaj=0.8921 mas, bpa=-1.447 degrees ! Estimated noise=0.805266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159653 Jy ! Component: 100 - total flux cleaned = 0.00166328 Jy ! Component: 150 - total flux cleaned = 0.0016636 Jy ! Component: 200 - total flux cleaned = 0.00176966 Jy ! Total flux subtracted in 200 components = 0.00176966 Jy ! Clean residual min=-0.006422 max=0.006325 Jy/beam ! Clean residual mean=0.000004 rms=0.001529 Jy/beam ! Combined flux in latest and established models = 0.887293 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.887293 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192886Jy sigma=1.866738 ! Fit after self-cal, rms=0.192904Jy sigma=1.866695 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395742 Jy ! Component: 100 - total flux cleaned = 0.00039314 Jy ! Component: 150 - total flux cleaned = 0.000440201 Jy ! Component: 200 - total flux cleaned = 0.000483516 Jy ! Total flux subtracted in 200 components = 0.000483516 Jy ! Clean residual min=-0.006460 max=0.006297 Jy/beam ! Clean residual mean=0.000003 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 0.887776 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.887776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192880Jy sigma=1.866573 ! Fit after self-cal, rms=0.192890Jy sigma=1.866546 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192890Jy sigma=1.866546 ! Fit after self-cal, rms=0.192917Jy sigma=1.866500 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=2.666 mas, bmaj=2.694 mas, bpa=83.78 degrees ! Estimated noise=1.21725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463483 Jy ! Component: 100 - total flux cleaned = 0.00652046 Jy ! Component: 150 - total flux cleaned = 0.00682465 Jy ! Component: 200 - total flux cleaned = 0.00693254 Jy ! Total flux subtracted in 200 components = 0.00693254 Jy ! Clean residual min=-0.008088 max=0.008556 Jy/beam ! Clean residual mean=0.000005 rms=0.002376 Jy/beam ! Combined flux in latest and established models = 0.894709 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 60 components and 0.894709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192977Jy sigma=1.867414 ! Fit after self-cal, rms=0.192989Jy sigma=1.867321 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00043849 Jy ! Component: 100 - total flux cleaned = 0.00043842 Jy ! Component: 150 - total flux cleaned = 0.00049746 Jy ! Component: 200 - total flux cleaned = 0.000525715 Jy ! Total flux subtracted in 200 components = 0.000525715 Jy ! Clean residual min=-0.008019 max=0.008648 Jy/beam ! Clean residual mean=0.000005 rms=0.002376 Jy/beam ! Combined flux in latest and established models = 0.895234 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 62 components and 0.895234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193013Jy sigma=1.867669 ! Fit after self-cal, rms=0.193020Jy sigma=1.867651 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6276 mas, bmaj=0.8921 mas, bpa=-1.42 degrees ! Estimated noise=0.805283 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6276 x 0.8921 at -1.42 degrees (North through East) ! Clean map min=-0.0053898 max=0.60432 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193020Jy sigma=1.867651 ! Fit after self-cal, rms=0.246421Jy sigma=1.668307 ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.624 mas, bmaj=0.8868 mas, bpa=-0.5266 degrees ! Estimated noise=0.804096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140513 Jy ! Component: 100 - total flux cleaned = -0.0015882 Jy ! Component: 150 - total flux cleaned = -0.00158914 Jy ! Component: 200 - total flux cleaned = -0.00158792 Jy ! Total flux subtracted in 200 components = -0.00158792 Jy ! Clean residual min=-0.006147 max=0.006300 Jy/beam ! Clean residual mean=0.000005 rms=0.001425 Jy/beam ! Combined flux in latest and established models = 0.893646 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.893646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246284Jy sigma=1.667196 ! Fit after self-cal, rms=0.246307Jy sigma=1.667111 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Added new window around map position (-40.2, 48.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360939 Jy ! Component: 100 - total flux cleaned = 0.00373108 Jy ! Component: 150 - total flux cleaned = 0.00404111 Jy ! Component: 200 - total flux cleaned = 0.0043144 Jy ! Total flux subtracted in 200 components = 0.0043144 Jy ! Clean residual min=-0.006205 max=0.005873 Jy/beam ! Clean residual mean=0.000007 rms=0.001409 Jy/beam ! Combined flux in latest and established models = 0.897961 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 78 components and 0.897961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246175Jy sigma=1.665200 ! Fit after self-cal, rms=0.246167Jy sigma=1.665025 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246167Jy sigma=1.665025 ! Fit after self-cal, rms=0.242059Jy sigma=1.664051 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.5328 mas, bmaj=0.8045 mas, bpa=-1.519 degrees ! Estimated noise=1.0542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.444997 Jy ! Component: 100 - total flux cleaned = 0.606775 Jy ! Component: 150 - total flux cleaned = 0.698151 Jy ! Component: 200 - total flux cleaned = 0.755709 Jy ! Total flux subtracted in 200 components = 0.755709 Jy ! Clean residual min=-0.012426 max=0.030829 Jy/beam ! Clean residual mean=0.000003 rms=0.002887 Jy/beam ! Combined flux in latest and established models = 0.755709 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.755709 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6241 mas, bmaj=0.8864 mas, bpa=-0.4038 degrees ! Estimated noise=0.804601 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.057673 Jy ! Component: 100 - total flux cleaned = 0.0885984 Jy ! Component: 150 - total flux cleaned = 0.10629 Jy ! Component: 200 - total flux cleaned = 0.117698 Jy ! Total flux subtracted in 200 components = 0.117698 Jy ! Clean residual min=-0.006456 max=0.009171 Jy/beam ! Clean residual mean=0.000011 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.873407 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.873407 Jy ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Added new window around map position (-0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948626 Jy ! Component: 100 - total flux cleaned = 0.0158723 Jy ! Component: 150 - total flux cleaned = 0.0197773 Jy ! Component: 200 - total flux cleaned = 0.0212145 Jy ! Total flux subtracted in 200 components = 0.0212145 Jy ! Clean residual min=-0.005889 max=0.005829 Jy/beam ! Clean residual mean=0.000008 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 0.894622 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 47 components and 0.894622 Jy ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=2.667 mas, bmaj=2.697 mas, bpa=78.67 degrees ! Estimated noise=1.22087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00574755 Jy ! Component: 100 - total flux cleaned = 0.00699451 Jy ! Component: 150 - total flux cleaned = 0.00762073 Jy ! Component: 200 - total flux cleaned = 0.00779499 Jy ! Total flux subtracted in 200 components = 0.00779499 Jy ! Clean residual min=-0.007482 max=0.007162 Jy/beam ! Clean residual mean=0.000022 rms=0.001993 Jy/beam ! Combined flux in latest and established models = 0.902417 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.9307e-05 Jy ! Component: 100 - total flux cleaned = 0.000137544 Jy ! Component: 150 - total flux cleaned = 0.000217509 Jy ! Component: 200 - total flux cleaned = 0.000329123 Jy ! Total flux subtracted in 200 components = 0.000329123 Jy ! Clean residual min=-0.007323 max=0.007093 Jy/beam ! Clean residual mean=0.000021 rms=0.001985 Jy/beam ! Combined flux in latest and established models = 0.902746 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.902746 Jy ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! Estimated beam: bmin=0.6241 mas, bmaj=0.8864 mas, bpa=-0.4038 degrees ! Estimated noise=0.804601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393106 Jy ! Component: 100 - total flux cleaned = -0.000369664 Jy ! Component: 150 - total flux cleaned = -0.000595993 Jy ! Component: 200 - total flux cleaned = -0.000590809 Jy ! Total flux subtracted in 200 components = -0.000590809 Jy ! Clean residual min=-0.005550 max=0.005984 Jy/beam ! Clean residual mean=0.000007 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 0.902155 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.902155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.241689Jy sigma=1.665835 ! Fit after self-cal, rms=0.241526Jy sigma=1.664971 wmodel J1640+3946_X_map.mod ! Writing 80 model components to file: J1640+3946_X_map.mod wobs J1640+3946_X_uvs.fits ! Writing UV FITS file: J1640+3946_X_uvs.fits wwins J1640+3946_X_map.win ! wwins: Wrote 4 windows to J1640+3946_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168406 Jy ! Component: 100 - total flux cleaned = 0.00189426 Jy ! Component: 150 - total flux cleaned = 0.00209868 Jy ! Component: 200 - total flux cleaned = 0.00229929 Jy ! Component: 250 - total flux cleaned = 0.00259529 Jy ! Component: 300 - total flux cleaned = 0.00307956 Jy ! Component: 350 - total flux cleaned = 0.00364989 Jy ! Component: 400 - total flux cleaned = 0.00411565 Jy ! Component: 450 - total flux cleaned = 0.00448246 Jy ! Component: 500 - total flux cleaned = 0.00493617 Jy ! Component: 550 - total flux cleaned = 0.00520362 Jy ! Component: 600 - total flux cleaned = 0.00555786 Jy ! Component: 650 - total flux cleaned = 0.00573339 Jy ! Component: 700 - total flux cleaned = 0.00616575 Jy ! Component: 750 - total flux cleaned = 0.00642246 Jy ! Component: 800 - total flux cleaned = 0.00659312 Jy ! Component: 850 - total flux cleaned = 0.00650907 Jy ! Component: 900 - total flux cleaned = 0.00709216 Jy ! Component: 950 - total flux cleaned = 0.00725646 Jy ! Component: 1000 - total flux cleaned = 0.00693032 Jy ! Component: 1050 - total flux cleaned = 0.00749911 Jy ! Component: 1100 - total flux cleaned = 0.00733656 Jy ! Component: 1150 - total flux cleaned = 0.00741658 Jy ! Component: 1200 - total flux cleaned = 0.00717711 Jy ! Component: 1250 - total flux cleaned = 0.00733577 Jy ! Component: 1300 - total flux cleaned = 0.00733525 Jy ! Component: 1350 - total flux cleaned = 0.00733561 Jy ! Component: 1400 - total flux cleaned = 0.00725869 Jy ! Component: 1450 - total flux cleaned = 0.00710501 Jy ! Component: 1500 - total flux cleaned = 0.00733331 Jy ! Component: 1550 - total flux cleaned = 0.00740874 Jy ! Component: 1600 - total flux cleaned = 0.00725917 Jy ! Component: 1650 - total flux cleaned = 0.00733368 Jy ! Component: 1700 - total flux cleaned = 0.00711256 Jy ! Component: 1750 - total flux cleaned = 0.00725972 Jy ! Component: 1800 - total flux cleaned = 0.00747886 Jy ! Component: 1850 - total flux cleaned = 0.00733453 Jy ! Component: 1900 - total flux cleaned = 0.0074789 Jy ! Component: 1950 - total flux cleaned = 0.00726452 Jy ! Component: 2000 - total flux cleaned = 0.00761947 Jy ! Component: 2050 - total flux cleaned = 0.00754889 Jy ! Component: 2100 - total flux cleaned = 0.0071982 Jy ! Component: 2150 - total flux cleaned = 0.00726757 Jy ! Component: 2200 - total flux cleaned = 0.00733713 Jy ! Component: 2250 - total flux cleaned = 0.00726822 Jy ! Component: 2300 - total flux cleaned = 0.0072687 Jy ! Component: 2350 - total flux cleaned = 0.00733656 Jy ! Component: 2400 - total flux cleaned = 0.00699694 Jy ! Component: 2450 - total flux cleaned = 0.00733383 Jy ! Component: 2500 - total flux cleaned = 0.00726769 Jy ! Component: 2550 - total flux cleaned = 0.00713474 Jy ! Component: 2600 - total flux cleaned = 0.00713474 Jy ! Component: 2650 - total flux cleaned = 0.00693709 Jy ! Component: 2700 - total flux cleaned = 0.00693727 Jy ! Component: 2750 - total flux cleaned = 0.00687188 Jy ! Component: 2800 - total flux cleaned = 0.00719723 Jy ! Component: 2850 - total flux cleaned = 0.00693812 Jy ! Component: 2900 - total flux cleaned = 0.00693821 Jy ! Component: 2950 - total flux cleaned = 0.00655428 Jy ! Component: 3000 - total flux cleaned = 0.00655455 Jy ! Component: 3050 - total flux cleaned = 0.00617348 Jy ! Component: 3100 - total flux cleaned = 0.00623682 Jy ! Component: 3150 - total flux cleaned = 0.00611132 Jy ! Component: 3200 - total flux cleaned = 0.00604856 Jy ! Component: 3250 - total flux cleaned = 0.00617362 Jy ! Component: 3300 - total flux cleaned = 0.00604949 Jy ! Component: 3350 - total flux cleaned = 0.00592611 Jy ! Component: 3400 - total flux cleaned = 0.00617209 Jy ! Component: 3450 - total flux cleaned = 0.00549846 Jy ! Component: 3500 - total flux cleaned = 0.00537675 Jy ! Component: 3550 - total flux cleaned = 0.00543767 Jy ! Component: 3600 - total flux cleaned = 0.00513548 Jy ! Component: 3650 - total flux cleaned = 0.00501497 Jy ! Component: 3700 - total flux cleaned = 0.00501523 Jy ! Component: 3750 - total flux cleaned = 0.00519346 Jy ! Component: 3800 - total flux cleaned = 0.00507433 Jy ! Component: 3850 - total flux cleaned = 0.00501509 Jy ! Component: 3900 - total flux cleaned = 0.00507442 Jy ! Component: 3950 - total flux cleaned = 0.00495702 Jy ! Component: 4000 - total flux cleaned = 0.00484022 Jy ! Component: 4050 - total flux cleaned = 0.00484022 Jy ! Total flux subtracted in 4096 components = 0.00460798 Jy ! Clean residual min=-0.003205 max=0.003774 Jy/beam ! Clean residual mean=0.000012 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 0.906763 Jy keep ! Adding 373 model components to the UV plane model. ! The established model now contains 453 components and 0.906762 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1640+3946_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6241 x 0.8864 at -0.4038 degrees (North through East) ! Clean map min=-0.0038766 max=0.60166 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1640+3946_X_map.fits wmodel /scr/pima/rdv76_uvs/J1640+3946_X_map.mod ! Writing 453 model components to file: /scr/pima/rdv76_uvs/J1640+3946_X_map.mod wobs /scr/pima/rdv76_uvs/J1640+3946_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1640+3946_X_uvs.fits wwins /scr/pima/rdv76_uvs/J1640+3946_X_map.win ! wwins: Wrote 5 windows to /scr/pima/rdv76_uvs/J1640+3946_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.601658 invert ! Inverting map ! Your choice of large map pixels excluded 8% of the data. ! The x-axis pixel size should ideally be below 0.1681 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000942781 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.470092 0.470092 0.940184 1.88037 3.76074 7.52147 15.0429 30.0859 60.1718 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.601 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 638.173 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1640+3946_X_dfm.log closed on Fri Jun 15 03:55:53 2018