! Started logfile: /scr/pima/rdv76_uvs/J1146+3958_X_dfm.log on Fri Jun 15 03:53:45 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/J1146+3958_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1146+3958_X_uva.fits ! AN table 1: 14 integrations on 55 of 55 possible baselines. ! AN table 2: 43 integrations on 66 of 66 possible baselines. ! AN table 3: 45 integrations on 6 of 6 possible baselines. ! AN table 4: 134 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.307788 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1146+3958 ! ! 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 13848 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 J1146+3958_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 63 telescope corrections were flagged in sub-array 1. ! A total of 352 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! A total of 1103 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! A total of 352 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! A total of 1103 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! A total of 352 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! A total of 1103 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! A total of 352 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! A total of 1103 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.220450Jy sigma=13.648951 ! Fit after self-cal, rms=0.387881Jy sigma=4.262855 ! 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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.5389 mas, bmaj=0.8539 mas, bpa=-6.05 degrees ! Estimated noise=0.939608 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 = 0.512098 Jy ! Component: 100 - total flux cleaned = 0.645559 Jy ! Total flux subtracted in 100 components = 0.645559 Jy ! Clean residual min=-0.014541 max=0.059507 Jy/beam ! Clean residual mean=0.000092 rms=0.003793 Jy/beam ! Combined flux in latest and established models = 0.645559 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.645559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226285Jy sigma=2.426636 ! Fit after self-cal, rms=0.225663Jy sigma=2.420687 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0692205 Jy ! Component: 100 - total flux cleaned = 0.110159 Jy ! Total flux subtracted in 100 components = 0.110159 Jy ! Clean residual min=-0.010071 max=0.021935 Jy/beam ! Clean residual mean=0.000045 rms=0.002463 Jy/beam ! Combined flux in latest and established models = 0.755717 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 19 components and 0.755717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197638Jy sigma=2.041631 ! Fit after self-cal, rms=0.196780Jy sigma=2.032787 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293225 Jy ! Component: 100 - total flux cleaned = 0.0475571 Jy ! Total flux subtracted in 100 components = 0.0475571 Jy ! Clean residual min=-0.009475 max=0.012552 Jy/beam ! Clean residual mean=0.000025 rms=0.002086 Jy/beam ! Combined flux in latest and established models = 0.803274 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.803274 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191298Jy sigma=1.950167 ! Fit after self-cal, rms=0.191136Jy sigma=1.948028 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Added new window around map position (-0.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152717 Jy ! Component: 100 - total flux cleaned = 0.0244868 Jy ! Total flux subtracted in 100 components = 0.0244868 Jy ! Clean residual min=-0.009121 max=0.009529 Jy/beam ! Clean residual mean=0.000015 rms=0.001977 Jy/beam ! Combined flux in latest and established models = 0.827761 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.827761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189628Jy sigma=1.924330 ! Fit after self-cal, rms=0.189517Jy sigma=1.923157 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 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 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6202 mas, bmaj=0.9911 mas, bpa=-4.153 degrees ! Estimated noise=0.702668 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 = 0.0111477 Jy ! Component: 100 - total flux cleaned = 0.017248 Jy ! Component: 150 - total flux cleaned = 0.0208111 Jy ! Component: 200 - total flux cleaned = 0.0219454 Jy ! Total flux subtracted in 200 components = 0.0219454 Jy ! Clean residual min=-0.007479 max=0.007051 Jy/beam ! Clean residual mean=0.000000 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 0.849707 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.849707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188989Jy sigma=1.913268 ! Fit after self-cal, rms=0.188944Jy sigma=1.912550 ! Inverting map ! Your choice of large map pixels excluded 5.6% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6202 x 0.9911 at -4.153 degrees (North through East) ! Clean map min=-0.0064035 max=0.67618 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.04 KP 1.02 ! LA 0.95 NL 0.98 NY 1.02 OV 0.99 ! PT 0.96 SC 1.05 ZC 1.05 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 KK 1.06 KP 0.98 ! LA 0.95 MK 1.01 NL 1.02 NY 0.98 ! OV 1.00 PT 1.00 SC 0.96 WZ 1.07 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 1.04 NY 0.99 WZ 1.00 ZC 0.98 ! ! A total of 93 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.05 KP 1.01 LA 0.98 ! NL 0.98 NY 1.02 OV 0.96 PT 1.04 ! SC 0.99 WZ 1.04 ZC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.02 KP 0.95 ! LA 0.98 NL 1.02 NY 1.03 OV 1.00 ! PT 0.97 SC 0.99 ZC 1.07 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 KK 1.07 KP 0.99 ! LA 0.96 MK 1.01 NL 1.02 NY 1.02 ! OV 1.00 PT 0.98 SC 0.94 WZ 1.09 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.92 NY 0.97 WZ 1.01 ZC 0.99 ! ! A total of 93 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.04 KP 0.98 LA 0.96 ! NL 0.99 NY 1.02 OV 0.98 PT 1.04 ! SC 0.96 WZ 1.02 ZC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 KP 0.96 ! LA 0.95 NL 0.96 NY 0.96 OV 1.00 ! PT 0.99 SC 1.01 ZC 1.09 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 KK 1.01 KP 0.99 ! LA 0.96 MK 0.97 NL 1.00 NY 0.95 ! OV 0.97 PT 1.01 SC 0.95 WZ 1.03 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.86 NY 0.99 WZ 0.99 ZC 1.00 ! ! A total of 93 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.05 KP 0.98 LA 0.99 ! NL 1.01 NY 1.02 OV 0.98 PT 1.02 ! SC 1.00 WZ 1.01 ZC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.06 KP 0.96 ! LA 1.01 NL 0.98 NY 1.00 OV 0.98 ! PT 0.97 SC 0.99 ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 KK 1.02 KP 0.98 ! LA 0.96 MK 0.98 NL 1.00 NY 0.97 ! OV 0.97 PT 1.02 SC 0.95 WZ 0.98 ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.96 NY 1.04 WZ 0.99 ZC 1.03 ! ! A total of 93 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.99 KP 1.00 LA 0.98 ! NL 0.99 NY 1.02 OV 0.98 PT 1.02 ! SC 1.01 WZ 1.02 ZC 0.92 ! ! ! Fit before self-cal, rms=0.188944Jy sigma=1.912550 ! Fit after self-cal, rms=0.184320Jy sigma=1.889184 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6188 mas, bmaj=0.9927 mas, bpa=-5.294 degrees ! Estimated noise=0.71824 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 = -0.00408132 Jy ! Component: 100 - total flux cleaned = -0.00444455 Jy ! Component: 150 - total flux cleaned = -0.0045798 Jy ! Component: 200 - total flux cleaned = -0.00458916 Jy ! Total flux subtracted in 200 components = -0.00458916 Jy ! Clean residual min=-0.006485 max=0.006039 Jy/beam ! Clean residual mean=-0.000001 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 0.845118 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.845118 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184197Jy sigma=1.888119 ! Fit after self-cal, rms=0.184230Jy sigma=1.887862 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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=0.184230Jy sigma=1.887862 ! Fit after self-cal, rms=0.183730Jy sigma=1.882430 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6199 mas, bmaj=0.9939 mas, bpa=-5.355 degrees ! Estimated noise=0.717068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00295566 Jy ! Component: 100 - total flux cleaned = -0.00333439 Jy ! Component: 150 - total flux cleaned = -0.00333445 Jy ! Component: 200 - total flux cleaned = -0.00333347 Jy ! Total flux subtracted in 200 components = -0.00333347 Jy ! Clean residual min=-0.006258 max=0.006069 Jy/beam ! Clean residual mean=0.000008 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.841784 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.841784 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183669Jy sigma=1.881992 ! Fit after self-cal, rms=0.183667Jy sigma=1.881910 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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 = -0.000211048 Jy ! Component: 100 - total flux cleaned = -0.000122239 Jy ! Component: 150 - total flux cleaned = -8.33499e-05 Jy ! Component: 200 - total flux cleaned = -4.69498e-05 Jy ! Total flux subtracted in 200 components = -4.69498e-05 Jy ! Clean residual min=-0.006272 max=0.006023 Jy/beam ! Clean residual mean=0.000008 rms=0.001401 Jy/beam ! Combined flux in latest and established models = 0.841737 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.841737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183649Jy sigma=1.881766 ! Fit after self-cal, rms=0.183645Jy sigma=1.881730 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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=0.183645Jy sigma=1.881730 ! Fit after self-cal, rms=0.183272Jy sigma=1.867133 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6205 mas, bmaj=0.9947 mas, bpa=-5.429 degrees ! Estimated noise=0.717095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00138654 Jy ! Component: 100 - total flux cleaned = -0.00148497 Jy ! Component: 150 - total flux cleaned = -0.00148264 Jy ! Component: 200 - total flux cleaned = -0.00148073 Jy ! Total flux subtracted in 200 components = -0.00148073 Jy ! Clean residual min=-0.005845 max=0.005810 Jy/beam ! Clean residual mean=0.000011 rms=0.001272 Jy/beam ! Combined flux in latest and established models = 0.840256 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.840256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183249Jy sigma=1.866861 ! Fit after self-cal, rms=0.183292Jy sigma=1.866766 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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 = -4.26573e-05 Jy ! Component: 100 - total flux cleaned = -2.11606e-06 Jy ! Component: 150 - total flux cleaned = 3.08554e-05 Jy ! Component: 200 - total flux cleaned = 2.98402e-05 Jy ! Total flux subtracted in 200 components = 2.98402e-05 Jy ! Clean residual min=-0.005829 max=0.005813 Jy/beam ! Clean residual mean=0.000012 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.840286 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 0.840286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183282Jy sigma=1.866653 ! Fit after self-cal, rms=0.183278Jy sigma=1.866624 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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=0.183278Jy sigma=1.866624 ! Fit after self-cal, rms=0.183261Jy sigma=1.866574 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=2.534 mas, bmaj=2.704 mas, bpa=-38.24 degrees ! Estimated noise=1.0767 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166793 Jy ! Component: 100 - total flux cleaned = 0.00170774 Jy ! Component: 150 - total flux cleaned = 0.00177354 Jy ! Component: 200 - total flux cleaned = 0.00183607 Jy ! Total flux subtracted in 200 components = 0.00183607 Jy ! Clean residual min=-0.007691 max=0.008256 Jy/beam ! Clean residual mean=0.000024 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 0.842122 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 45 components and 0.842122 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183283Jy sigma=1.866734 ! Fit after self-cal, rms=0.183283Jy sigma=1.866690 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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) ! Added new window around map position (18.8, 27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00770278 Jy ! Component: 100 - total flux cleaned = 0.0116183 Jy ! Component: 150 - total flux cleaned = 0.0134378 Jy ! Component: 200 - total flux cleaned = 0.014884 Jy ! Total flux subtracted in 200 components = 0.014884 Jy ! Clean residual min=-0.007623 max=0.006134 Jy/beam ! Clean residual mean=-0.000061 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 0.857006 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 83 components and 0.857006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183126Jy sigma=1.865003 ! Fit after self-cal, rms=0.183115Jy sigma=1.864827 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6208 mas, bmaj=0.9951 mas, bpa=-5.445 degrees ! Estimated noise=0.716809 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6208 x 0.9951 at -5.445 degrees (North through East) ! Clean map min=-0.0048622 max=0.67273 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=0.183115Jy sigma=1.864827 ! Fit after self-cal, rms=0.175164Jy sigma=1.691827 ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6209 mas, bmaj=0.9941 mas, bpa=-5.508 degrees ! Estimated noise=0.716475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105672 Jy ! Component: 100 - total flux cleaned = 0.00228862 Jy ! Component: 150 - total flux cleaned = 0.00270505 Jy ! Component: 200 - total flux cleaned = 0.00296585 Jy ! Total flux subtracted in 200 components = 0.00296585 Jy ! Clean residual min=-0.005621 max=0.005250 Jy/beam ! Clean residual mean=-0.000010 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 0.859972 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.859972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174922Jy sigma=1.689522 ! Fit after self-cal, rms=0.174923Jy sigma=1.689455 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00038401 Jy ! Component: 100 - total flux cleaned = 0.000502763 Jy ! Component: 150 - total flux cleaned = 0.000503331 Jy ! Component: 200 - total flux cleaned = 0.00061739 Jy ! Total flux subtracted in 200 components = 0.00061739 Jy ! Clean residual min=-0.005642 max=0.005206 Jy/beam ! Clean residual mean=-0.000012 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.86059 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 137 components and 0.86059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174776Jy sigma=1.688142 ! Fit after self-cal, rms=0.174776Jy sigma=1.688118 ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174776Jy sigma=1.688118 ! Fit after self-cal, rms=0.174694Jy sigma=1.687930 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.539 mas, bmaj=0.8531 mas, bpa=-6.801 degrees ! Estimated noise=0.959468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.508401 Jy ! Component: 100 - total flux cleaned = 0.649226 Jy ! Component: 150 - total flux cleaned = 0.717207 Jy ! Component: 200 - total flux cleaned = 0.756923 Jy ! Total flux subtracted in 200 components = 0.756923 Jy ! Clean residual min=-0.009014 max=0.020962 Jy/beam ! Clean residual mean=0.000048 rms=0.002071 Jy/beam ! Combined flux in latest and established models = 0.756923 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.756923 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6208 mas, bmaj=0.9941 mas, bpa=-5.495 degrees ! Estimated noise=0.716335 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 = 0.0369313 Jy ! Component: 100 - total flux cleaned = 0.0564511 Jy ! Component: 150 - total flux cleaned = 0.0674994 Jy ! Component: 200 - total flux cleaned = 0.0751093 Jy ! Total flux subtracted in 200 components = 0.0751093 Jy ! Clean residual min=-0.006278 max=0.006467 Jy/beam ! Clean residual mean=0.000044 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.832033 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 35 components and 0.832033 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Added new window around map position (0.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00661956 Jy ! Component: 100 - total flux cleaned = 0.0105886 Jy ! Component: 150 - total flux cleaned = 0.0139283 Jy ! Component: 200 - total flux cleaned = 0.0171239 Jy ! Total flux subtracted in 200 components = 0.0171239 Jy ! Clean residual min=-0.005814 max=0.005688 Jy/beam ! Clean residual mean=0.000010 rms=0.001196 Jy/beam ! Combined flux in latest and established models = 0.849156 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 58 components and 0.849156 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=2.534 mas, bmaj=2.702 mas, bpa=-38.29 degrees ! Estimated noise=1.07748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689677 Jy ! Component: 100 - total flux cleaned = 0.00939245 Jy ! Component: 150 - total flux cleaned = 0.0113439 Jy ! Component: 200 - total flux cleaned = 0.0125862 Jy ! Total flux subtracted in 200 components = 0.0125862 Jy ! Clean residual min=-0.006670 max=0.005662 Jy/beam ! Clean residual mean=-0.000057 rms=0.001563 Jy/beam ! Combined flux in latest and established models = 0.861743 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 = 0.000957276 Jy ! Component: 100 - total flux cleaned = 0.00170422 Jy ! Component: 150 - total flux cleaned = 0.00229528 Jy ! Component: 200 - total flux cleaned = 0.00282416 Jy ! Total flux subtracted in 200 components = 0.00282416 Jy ! Clean residual min=-0.006603 max=0.005602 Jy/beam ! Clean residual mean=-0.000076 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 0.864567 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 104 components and 0.864567 Jy ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! Estimated beam: bmin=0.6208 mas, bmaj=0.9941 mas, bpa=-5.495 degrees ! Estimated noise=0.716335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00194622 Jy ! Component: 100 - total flux cleaned = -0.00193811 Jy ! Component: 150 - total flux cleaned = -0.00219016 Jy ! Component: 200 - total flux cleaned = -0.00230849 Jy ! Total flux subtracted in 200 components = -0.00230849 Jy ! Clean residual min=-0.005445 max=0.005398 Jy/beam ! Clean residual mean=-0.000020 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.862258 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 132 components and 0.862258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174598Jy sigma=1.687098 ! Fit after self-cal, rms=0.174565Jy sigma=1.686738 wmodel J1146+3958_X_map.mod ! Writing 132 model components to file: J1146+3958_X_map.mod wobs J1146+3958_X_uvs.fits ! Writing UV FITS file: J1146+3958_X_uvs.fits wwins J1146+3958_X_map.win ! wwins: Wrote 4 windows to J1146+3958_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 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109818 Jy ! Component: 100 - total flux cleaned = -0.00245918 Jy ! Component: 150 - total flux cleaned = -0.00315054 Jy ! Component: 200 - total flux cleaned = -0.00357246 Jy ! Component: 250 - total flux cleaned = -0.00414806 Jy ! Component: 300 - total flux cleaned = -0.00463154 Jy ! Component: 350 - total flux cleaned = -0.00518609 Jy ! Component: 400 - total flux cleaned = -0.00565483 Jy ! Component: 450 - total flux cleaned = -0.00588688 Jy ! Component: 500 - total flux cleaned = -0.00604233 Jy ! Component: 550 - total flux cleaned = -0.00679815 Jy ! Component: 600 - total flux cleaned = -0.00679756 Jy ! Component: 650 - total flux cleaned = -0.00724215 Jy ! Component: 700 - total flux cleaned = -0.00760853 Jy ! Component: 750 - total flux cleaned = -0.00768155 Jy ! Component: 800 - total flux cleaned = -0.00782552 Jy ! Component: 850 - total flux cleaned = -0.00818319 Jy ! Component: 900 - total flux cleaned = -0.0082541 Jy ! Component: 950 - total flux cleaned = -0.0082547 Jy ! Component: 1000 - total flux cleaned = -0.00860412 Jy ! Component: 1050 - total flux cleaned = -0.00874325 Jy ! Component: 1100 - total flux cleaned = -0.00881225 Jy ! Component: 1150 - total flux cleaned = -0.00888076 Jy ! Component: 1200 - total flux cleaned = -0.00928788 Jy ! Component: 1250 - total flux cleaned = -0.00928742 Jy ! Component: 1300 - total flux cleaned = -0.00928716 Jy ! Component: 1350 - total flux cleaned = -0.00942085 Jy ! Component: 1400 - total flux cleaned = -0.00948685 Jy ! Component: 1450 - total flux cleaned = -0.009553 Jy ! Component: 1500 - total flux cleaned = -0.00981453 Jy ! Component: 1550 - total flux cleaned = -0.00942469 Jy ! Component: 1600 - total flux cleaned = -0.00968317 Jy ! Component: 1650 - total flux cleaned = -0.00981167 Jy ! Component: 1700 - total flux cleaned = -0.00981207 Jy ! Component: 1750 - total flux cleaned = -0.00968466 Jy ! Component: 1800 - total flux cleaned = -0.00993739 Jy ! Component: 1850 - total flux cleaned = -0.0100623 Jy ! Component: 1900 - total flux cleaned = -0.00999959 Jy ! Component: 1950 - total flux cleaned = -0.0098133 Jy ! Component: 2000 - total flux cleaned = -0.00999883 Jy ! Component: 2050 - total flux cleaned = -0.00987595 Jy ! Component: 2100 - total flux cleaned = -0.00987621 Jy ! Component: 2150 - total flux cleaned = -0.00981551 Jy ! Component: 2200 - total flux cleaned = -0.0100578 Jy ! Component: 2250 - total flux cleaned = -0.00987672 Jy ! Component: 2300 - total flux cleaned = -0.00981723 Jy ! Component: 2350 - total flux cleaned = -0.00987756 Jy ! Component: 2400 - total flux cleaned = -0.0100563 Jy ! Component: 2450 - total flux cleaned = -0.00993818 Jy ! Component: 2500 - total flux cleaned = -0.00999759 Jy ! Component: 2550 - total flux cleaned = -0.0102326 Jy ! Component: 2600 - total flux cleaned = -0.0101156 Jy ! Component: 2650 - total flux cleaned = -0.0099992 Jy ! Component: 2700 - total flux cleaned = -0.00994169 Jy ! Component: 2750 - total flux cleaned = -0.00994168 Jy ! Component: 2800 - total flux cleaned = -0.00999936 Jy ! Component: 2850 - total flux cleaned = -0.0100568 Jy ! Component: 2900 - total flux cleaned = -0.0102843 Jy ! Component: 2950 - total flux cleaned = -0.0102839 Jy ! Component: 3000 - total flux cleaned = -0.0102838 Jy ! Component: 3050 - total flux cleaned = -0.0102837 Jy ! Component: 3100 - total flux cleaned = -0.0101157 Jy ! Component: 3150 - total flux cleaned = -0.0102829 Jy ! Component: 3200 - total flux cleaned = -0.0102829 Jy ! Component: 3250 - total flux cleaned = -0.0103937 Jy ! Component: 3300 - total flux cleaned = -0.0102286 Jy ! Component: 3350 - total flux cleaned = -0.0102289 Jy ! Component: 3400 - total flux cleaned = -0.0104477 Jy ! Component: 3450 - total flux cleaned = -0.010502 Jy ! Component: 3500 - total flux cleaned = -0.0103936 Jy ! Component: 3550 - total flux cleaned = -0.0107177 Jy ! Component: 3600 - total flux cleaned = -0.0107176 Jy ! Component: 3650 - total flux cleaned = -0.0107711 Jy ! Component: 3700 - total flux cleaned = -0.0108246 Jy ! Component: 3750 - total flux cleaned = -0.0110377 Jy ! Component: 3800 - total flux cleaned = -0.0110909 Jy ! Component: 3850 - total flux cleaned = -0.0111965 Jy ! Component: 3900 - total flux cleaned = -0.0111436 Jy ! Component: 3950 - total flux cleaned = -0.0112482 Jy ! Component: 4000 - total flux cleaned = -0.011248 Jy ! Component: 4050 - total flux cleaned = -0.0115083 Jy ! Total flux subtracted in 4096 components = -0.0113006 Jy ! Clean residual min=-0.003701 max=0.003341 Jy/beam ! Clean residual mean=-0.000007 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.850958 Jy keep ! Adding 363 model components to the UV plane model. ! The established model now contains 495 components and 0.850958 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1146+3958_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6208 x 0.9941 at -5.495 degrees (North through East) ! Clean map min=-0.0040485 max=0.67218 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1146+3958_X_map.fits wmodel /scr/pima/rdv76_uvs/J1146+3958_X_map.mod ! Writing 495 model components to file: /scr/pima/rdv76_uvs/J1146+3958_X_map.mod wobs /scr/pima/rdv76_uvs/J1146+3958_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1146+3958_X_uvs.fits wwins /scr/pima/rdv76_uvs/J1146+3958_X_map.win ! wwins: Wrote 5 windows to /scr/pima/rdv76_uvs/J1146+3958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.672177 invert ! Inverting map ! Your choice of large map pixels excluded 4.83% of the data. ! The x-axis pixel size should ideally be below 0.167 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000854335 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.381299 0.381299 0.762598 1.5252 3.05039 6.10079 12.2016 24.4031 48.8063 97.6126 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.672 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 786.783 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1146+3958_X_dfm.log closed on Fri Jun 15 03:53:50 2018