! Started logfile: /scr/pima/rdv76_uvs/J1641+2257_X_dfm.log on Fri Jun 15 03:55:53 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/J1641+2257_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1641+2257_X_uva.fits ! AN table 1: 55 integrations on 45 of 45 possible baselines. ! AN table 2: 47 integrations on 55 of 55 possible baselines. ! AN table 3: 75 integrations on 55 of 55 possible baselines. ! AN table 4: 55 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.625668 visibilities/baseline/integration-bin. ! Found source: J1641+2257 ! ! 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 23400 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 J1641+2257_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 115 telescope corrections were flagged in sub-array 1. ! A total of 85 telescope corrections were flagged in sub-array 2. ! A total of 405 telescope corrections were flagged in sub-array 3. ! A total of 93 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 85 telescope corrections were flagged in sub-array 2. ! A total of 405 telescope corrections were flagged in sub-array 3. ! A total of 93 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 85 telescope corrections were flagged in sub-array 2. ! A total of 405 telescope corrections were flagged in sub-array 3. ! A total of 93 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 85 telescope corrections were flagged in sub-array 2. ! A total of 405 telescope corrections were flagged in sub-array 3. ! A total of 93 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.104984Jy sigma=12.802656 ! Fit after self-cal, rms=0.593066Jy sigma=6.593231 ! 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 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.5018 mas, bmaj=1.109 mas, bpa=-8.027 degrees ! Estimated noise=0.774512 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 = 0.339574 Jy ! Component: 100 - total flux cleaned = 0.421401 Jy ! Total flux subtracted in 100 components = 0.421401 Jy ! Clean residual min=-0.010288 max=0.033561 Jy/beam ! Clean residual mean=0.000001 rms=0.002598 Jy/beam ! Combined flux in latest and established models = 0.421401 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.421401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198482Jy sigma=2.037342 ! Fit after self-cal, rms=0.198485Jy sigma=2.037126 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1664 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.036096 Jy ! Component: 100 - total flux cleaned = 0.0535311 Jy ! Total flux subtracted in 100 components = 0.0535311 Jy ! Clean residual min=-0.007885 max=0.008585 Jy/beam ! Clean residual mean=0.000002 rms=0.001881 Jy/beam ! Combined flux in latest and established models = 0.474932 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.474932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191694Jy sigma=1.936600 ! Fit after self-cal, rms=0.191684Jy sigma=1.936380 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1664 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 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1664 milli-arcsec ! Estimated beam: bmin=0.6014 mas, bmaj=1.277 mas, bpa=-9.281 degrees ! Estimated noise=0.443924 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 = 0.0123254 Jy ! Component: 100 - total flux cleaned = 0.0190075 Jy ! Component: 150 - total flux cleaned = 0.0227556 Jy ! Component: 200 - total flux cleaned = 0.0248587 Jy ! Total flux subtracted in 200 components = 0.0248587 Jy ! Clean residual min=-0.006183 max=0.006472 Jy/beam ! Clean residual mean=0.000012 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.49979 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.49979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191049Jy sigma=1.925328 ! Fit after self-cal, rms=0.191057Jy sigma=1.925258 ! Inverting map ! Your choice of large map pixels excluded 3.43% of the data. ! The x-axis pixel size should ideally be below 0.1664 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6014 x 1.277 at -9.281 degrees (North through East) ! Clean map min=-0.0052975 max=0.44341 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.07 LA 0.98 ! NL 0.97 NY 1.03 PT 1.03 SC 0.96 ! 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 0.98 FD 0.97 KP 0.97 LA 0.95 ! NL 1.00 NY 1.02 OV 0.98 PT 1.01 ! SC 0.97 WZ 0.98 ZC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.99 KK 1.00 KP 0.97 ! LA 1.11 MK 0.99 NL 0.99 NY 1.01 ! OV 0.99 PT 0.99 SC 1.01 ! ! A total of 72 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.13 LA 0.97 ! NL 0.97 NY 0.99 PT 1.04 SC 0.97 ! WZ 1.03 ZC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 KP 0.98 LA 0.95 ! NL 0.97 NY 1.01 OV 0.99 PT 0.99 ! SC 0.95 WZ 0.97 ZC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 KK 0.99 KP 0.98 ! LA 1.10 MK 1.00 NL 0.98 NY 1.15 ! OV 0.97 PT 0.98 SC 0.99 ! ! A total of 72 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.21 LA 1.02 ! NL 1.01 NY 1.00 PT 1.05 SC 0.98 ! WZ 1.01 ZC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 KP 1.00 LA 0.96 ! NL 1.00 NY 1.01 OV 1.02 PT 1.00 ! SC 1.00 WZ 0.99 ZC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.97 KK 1.00 KP 0.98 ! LA 1.15 MK 1.00 NL 0.99 NY 1.05 ! OV 0.99 PT 0.97 SC 1.02 ! ! A total of 72 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.18 LA 1.01 ! NL 0.97 NY 1.04 PT 1.08 SC 1.00 ! WZ 1.00 ZC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 KP 0.99 LA 0.97 ! NL 0.98 NY 1.05 OV 1.00 PT 0.99 ! SC 1.00 WZ 1.04 ZC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.97 KK 0.96 KP 1.00 ! LA 1.19 MK 1.03 NL 1.00 NY 1.12 ! OV 1.00 PT 0.97 SC 1.01 ! ! A total of 72 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.191057Jy sigma=1.925258 ! Fit after self-cal, rms=0.193927Jy sigma=1.897390 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5991 mas, bmaj=1.289 mas, bpa=-9.242 degrees ! Estimated noise=0.445808 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 = 0.000288583 Jy ! Component: 100 - total flux cleaned = 0.000340996 Jy ! Component: 150 - total flux cleaned = 0.000456119 Jy ! Component: 200 - total flux cleaned = 0.000455235 Jy ! Total flux subtracted in 200 components = 0.000455235 Jy ! Clean residual min=-0.003628 max=0.003533 Jy/beam ! Clean residual mean=0.000001 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.500246 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.500246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193902Jy sigma=1.897196 ! Fit after self-cal, rms=0.194021Jy sigma=1.897026 ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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=0.194021Jy sigma=1.897026 ! Fit after self-cal, rms=0.194265Jy sigma=1.897003 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5988 mas, bmaj=1.29 mas, bpa=-9.249 degrees ! Estimated noise=0.446161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332644 Jy ! Component: 100 - total flux cleaned = 0.000366844 Jy ! Component: 150 - total flux cleaned = 0.000335203 Jy ! Component: 200 - total flux cleaned = 0.000334182 Jy ! Total flux subtracted in 200 components = 0.000334182 Jy ! Clean residual min=-0.003609 max=0.003512 Jy/beam ! Clean residual mean=0.000001 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.50058 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.50058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194249Jy sigma=1.896898 ! Fit after self-cal, rms=0.194249Jy sigma=1.896893 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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 = -2.6207e-05 Jy ! Component: 100 - total flux cleaned = -2.48465e-05 Jy ! Component: 150 - total flux cleaned = -2.48898e-05 Jy ! Component: 200 - total flux cleaned = -2.52284e-05 Jy ! Total flux subtracted in 200 components = -2.52284e-05 Jy ! Clean residual min=-0.003604 max=0.003512 Jy/beam ! Clean residual mean=0.000001 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.500555 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.500555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194237Jy sigma=1.896815 ! Fit after self-cal, rms=0.194237Jy sigma=1.896810 ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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=0.194237Jy sigma=1.896810 ! Fit after self-cal, rms=0.194392Jy sigma=1.896783 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5986 mas, bmaj=1.29 mas, bpa=-9.243 degrees ! Estimated noise=0.446469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000388369 Jy ! Component: 100 - total flux cleaned = 0.000414907 Jy ! Component: 150 - total flux cleaned = 0.000415026 Jy ! Component: 200 - total flux cleaned = 0.000415934 Jy ! Total flux subtracted in 200 components = 0.000415934 Jy ! Clean residual min=-0.003601 max=0.003498 Jy/beam ! Clean residual mean=0.000001 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.500971 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.50097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194382Jy sigma=1.896729 ! Fit after self-cal, rms=0.194381Jy sigma=1.896721 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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 = -2.87659e-05 Jy ! Component: 100 - total flux cleaned = -2.88762e-05 Jy ! Component: 150 - total flux cleaned = -2.82399e-05 Jy ! Component: 200 - total flux cleaned = -2.87772e-05 Jy ! Total flux subtracted in 200 components = -2.87772e-05 Jy ! Clean residual min=-0.003604 max=0.003497 Jy/beam ! Clean residual mean=0.000001 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.500942 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.500942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194373Jy sigma=1.896677 ! Fit after self-cal, rms=0.194373Jy sigma=1.896671 ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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=0.194373Jy sigma=1.896671 ! Fit after self-cal, rms=0.194435Jy sigma=1.896644 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=2.691 mas, bmaj=2.813 mas, bpa=-53.84 degrees ! Estimated noise=0.641105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000724636 Jy ! Component: 100 - total flux cleaned = 0.000920872 Jy ! Component: 150 - total flux cleaned = 0.000928233 Jy ! Component: 200 - total flux cleaned = 0.000931839 Jy ! Total flux subtracted in 200 components = 0.000931839 Jy ! Clean residual min=-0.004122 max=0.004746 Jy/beam ! Clean residual mean=0.000004 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.501874 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 25 components and 0.501874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194437Jy sigma=1.896678 ! Fit after self-cal, rms=0.194436Jy sigma=1.896680 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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 = 6.57947e-06 Jy ! Component: 100 - total flux cleaned = 6.81208e-06 Jy ! Component: 150 - total flux cleaned = 1.08604e-05 Jy ! Component: 200 - total flux cleaned = 1.12429e-05 Jy ! Total flux subtracted in 200 components = 1.12429e-05 Jy ! Clean residual min=-0.004113 max=0.004741 Jy/beam ! Clean residual mean=0.000004 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.501885 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.501885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194437Jy sigma=1.896691 ! Fit after self-cal, rms=0.194437Jy sigma=1.896688 ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5985 mas, bmaj=1.29 mas, bpa=-9.239 degrees ! Estimated noise=0.446697 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5985 x 1.29 at -9.239 degrees (North through East) ! Clean map min=-0.0031009 max=0.44497 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 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 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.4991 mas, bmaj=1.121 mas, bpa=-8.091 degrees ! Estimated noise=0.785545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.340752 Jy ! Component: 100 - total flux cleaned = 0.421806 Jy ! Component: 150 - total flux cleaned = 0.456746 Jy ! Component: 200 - total flux cleaned = 0.473689 Jy ! Total flux subtracted in 200 components = 0.473689 Jy ! Clean residual min=-0.007021 max=0.007770 Jy/beam ! Clean residual mean=0.000001 rms=0.001691 Jy/beam ! Combined flux in latest and established models = 0.473689 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.473689 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5985 mas, bmaj=1.29 mas, bpa=-9.239 degrees ! Estimated noise=0.446697 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 = 0.0128885 Jy ! Component: 100 - total flux cleaned = 0.0198962 Jy ! Component: 150 - total flux cleaned = 0.0237695 Jy ! Component: 200 - total flux cleaned = 0.0259218 Jy ! Total flux subtracted in 200 components = 0.0259218 Jy ! Clean residual min=-0.003641 max=0.003540 Jy/beam ! Clean residual mean=0.000000 rms=0.000891 Jy/beam ! Combined flux in latest and established models = 0.49961 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.49961 Jy ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 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 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=2.691 mas, bmaj=2.813 mas, bpa=-53.84 degrees ! Estimated noise=0.641105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157305 Jy ! Component: 100 - total flux cleaned = 0.00206953 Jy ! Component: 150 - total flux cleaned = 0.00220302 Jy ! Component: 200 - total flux cleaned = 0.00221374 Jy ! Total flux subtracted in 200 components = 0.00221374 Jy ! Clean residual min=-0.004140 max=0.004787 Jy/beam ! Clean residual mean=0.000004 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.501824 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 = 1.03961e-05 Jy ! Component: 100 - total flux cleaned = 1.54233e-05 Jy ! Component: 150 - total flux cleaned = 2.54196e-05 Jy ! Component: 200 - total flux cleaned = 3.04578e-05 Jy ! Total flux subtracted in 200 components = 3.04578e-05 Jy ! Clean residual min=-0.004140 max=0.004783 Jy/beam ! Clean residual mean=0.000004 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.501855 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 0.501855 Jy ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! Estimated beam: bmin=0.5985 mas, bmaj=1.29 mas, bpa=-9.239 degrees ! Estimated noise=0.446697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000365823 Jy ! Component: 100 - total flux cleaned = -0.000327005 Jy ! Component: 150 - total flux cleaned = -0.000363604 Jy ! Component: 200 - total flux cleaned = -0.000399044 Jy ! Total flux subtracted in 200 components = -0.000399044 Jy ! Clean residual min=-0.003602 max=0.003540 Jy/beam ! Clean residual mean=0.000001 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.501455 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.501456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194480Jy sigma=1.896968 ! Fit after self-cal, rms=0.194478Jy sigma=1.896956 wmodel J1641+2257_X_map.mod ! Writing 31 model components to file: J1641+2257_X_map.mod wobs J1641+2257_X_uvs.fits ! Writing UV FITS file: J1641+2257_X_uvs.fits wwins J1641+2257_X_map.win ! wwins: Wrote 1 windows to J1641+2257_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 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -7.34196e-05 Jy ! Component: 100 - total flux cleaned = -0.000200349 Jy ! Component: 150 - total flux cleaned = -0.000263319 Jy ! Component: 200 - total flux cleaned = -0.000142379 Jy ! Component: 250 - total flux cleaned = -0.000201403 Jy ! Component: 300 - total flux cleaned = 3.39471e-05 Jy ! Component: 350 - total flux cleaned = 0.00015003 Jy ! Component: 400 - total flux cleaned = 0.000601385 Jy ! Component: 450 - total flux cleaned = 0.000712077 Jy ! Component: 500 - total flux cleaned = 0.000877136 Jy ! Component: 550 - total flux cleaned = 0.00109333 Jy ! Component: 600 - total flux cleaned = 0.0010938 Jy ! Component: 650 - total flux cleaned = 0.00119952 Jy ! Component: 700 - total flux cleaned = 0.0012514 Jy ! Component: 750 - total flux cleaned = 0.00135491 Jy ! Component: 800 - total flux cleaned = 0.0014578 Jy ! Component: 850 - total flux cleaned = 0.00140683 Jy ! Component: 900 - total flux cleaned = 0.00160689 Jy ! Component: 950 - total flux cleaned = 0.00155631 Jy ! Component: 1000 - total flux cleaned = 0.00155618 Jy ! Component: 1050 - total flux cleaned = 0.00155645 Jy ! Component: 1100 - total flux cleaned = 0.00146038 Jy ! Component: 1150 - total flux cleaned = 0.00160449 Jy ! Component: 1200 - total flux cleaned = 0.00170004 Jy ! Component: 1250 - total flux cleaned = 0.00179417 Jy ! Component: 1300 - total flux cleaned = 0.00184069 Jy ! Component: 1350 - total flux cleaned = 0.00197981 Jy ! Component: 1400 - total flux cleaned = 0.00193359 Jy ! Component: 1450 - total flux cleaned = 0.00197903 Jy ! Component: 1500 - total flux cleaned = 0.00193357 Jy ! Component: 1550 - total flux cleaned = 0.00188836 Jy ! Component: 1600 - total flux cleaned = 0.00188832 Jy ! Component: 1650 - total flux cleaned = 0.00197737 Jy ! Component: 1700 - total flux cleaned = 0.00193314 Jy ! Component: 1750 - total flux cleaned = 0.00197645 Jy ! Component: 1800 - total flux cleaned = 0.00202003 Jy ! Component: 1850 - total flux cleaned = 0.00210648 Jy ! Component: 1900 - total flux cleaned = 0.00206345 Jy ! Component: 1950 - total flux cleaned = 0.00231915 Jy ! Component: 2000 - total flux cleaned = 0.00257278 Jy ! Component: 2050 - total flux cleaned = 0.00253052 Jy ! Component: 2100 - total flux cleaned = 0.00265589 Jy ! Component: 2150 - total flux cleaned = 0.00278011 Jy ! Component: 2200 - total flux cleaned = 0.00298692 Jy ! Component: 2250 - total flux cleaned = 0.00298697 Jy ! Component: 2300 - total flux cleaned = 0.00302776 Jy ! Component: 2350 - total flux cleaned = 0.00319 Jy ! Component: 2400 - total flux cleaned = 0.00335163 Jy ! Component: 2450 - total flux cleaned = 0.00323129 Jy ! Component: 2500 - total flux cleaned = 0.00370988 Jy ! Component: 2550 - total flux cleaned = 0.00374913 Jy ! Component: 2600 - total flux cleaned = 0.00390692 Jy ! Component: 2650 - total flux cleaned = 0.00402433 Jy ! Component: 2700 - total flux cleaned = 0.00394612 Jy ! Component: 2750 - total flux cleaned = 0.00425658 Jy ! Component: 2800 - total flux cleaned = 0.00441084 Jy ! Component: 2850 - total flux cleaned = 0.00448727 Jy ! Component: 2900 - total flux cleaned = 0.00437309 Jy ! Component: 2950 - total flux cleaned = 0.00448727 Jy ! Component: 3000 - total flux cleaned = 0.00456323 Jy ! Component: 3050 - total flux cleaned = 0.0045632 Jy ! Component: 3100 - total flux cleaned = 0.0045631 Jy ! Component: 3150 - total flux cleaned = 0.00467503 Jy ! Component: 3200 - total flux cleaned = 0.00463826 Jy ! Component: 3250 - total flux cleaned = 0.00460125 Jy ! Component: 3300 - total flux cleaned = 0.00478512 Jy ! Component: 3350 - total flux cleaned = 0.00493135 Jy ! Component: 3400 - total flux cleaned = 0.00500412 Jy ! Component: 3450 - total flux cleaned = 0.00493189 Jy ! Component: 3500 - total flux cleaned = 0.00489569 Jy ! Component: 3550 - total flux cleaned = 0.00518302 Jy ! Component: 3600 - total flux cleaned = 0.0050756 Jy ! Component: 3650 - total flux cleaned = 0.00500459 Jy ! Component: 3700 - total flux cleaned = 0.00511123 Jy ! Component: 3750 - total flux cleaned = 0.00507572 Jy ! Component: 3800 - total flux cleaned = 0.0052515 Jy ! Component: 3850 - total flux cleaned = 0.00532133 Jy ! Component: 3900 - total flux cleaned = 0.00528641 Jy ! Component: 3950 - total flux cleaned = 0.00539075 Jy ! Component: 4000 - total flux cleaned = 0.00539051 Jy ! Component: 4050 - total flux cleaned = 0.00532148 Jy ! Total flux subtracted in 4096 components = 0.00549305 Jy ! Clean residual min=-0.001885 max=0.001818 Jy/beam ! Clean residual mean=-0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.506949 Jy keep ! Adding 341 model components to the UV plane model. ! The established model now contains 372 components and 0.506948 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1641+2257_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5985 x 1.29 at -9.239 degrees (North through East) ! Clean map min=-0.0026721 max=0.44525 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1641+2257_X_map.fits wmodel /scr/pima/rdv76_uvs/J1641+2257_X_map.mod ! Writing 372 model components to file: /scr/pima/rdv76_uvs/J1641+2257_X_map.mod wobs /scr/pima/rdv76_uvs/J1641+2257_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1641+2257_X_uvs.fits wwins /scr/pima/rdv76_uvs/J1641+2257_X_map.win ! wwins: Wrote 2 windows to /scr/pima/rdv76_uvs/J1641+2257_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.445255 invert ! Inverting map ! Your choice of large map pixels excluded 2.56% of the data. ! The x-axis pixel size should ideally be below 0.1777 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000569803 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.383917 0.383917 0.767834 1.53567 3.07134 6.14267 12.2853 24.5707 49.1414 98.2828 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.445 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 781.418 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1641+2257_X_dfm.log closed on Fri Jun 15 03:55:58 2018