! Started logfile: /scr/pima/rv123_uvs/J1953+3537_X_dfm.log on Sun Dec 23 00:44:47 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv123_uvs/J1953+3537_X_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J1953+3537_X_uva.fits ! AN table 1: 29 integrations on 10 of 10 possible baselines. ! AN table 2: 29 integrations on 55 of 55 possible baselines. ! AN table 3: 87 integrations on 55 of 55 possible baselines. ! AN table 4: 64 integrations on 36 of 36 possible baselines. ! AN table 5: 5 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.438805 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1953+3537 ! ! 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 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 89 lines of history. ! ! Reading 15804 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 J1953+3537_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 11 telescope corrections were flagged in sub-array 1. ! A total of 55 telescope corrections were flagged in sub-array 2. ! A total of 447 telescope corrections were flagged in sub-array 3. ! A total of 330 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! A total of 55 telescope corrections were flagged in sub-array 2. ! A total of 447 telescope corrections were flagged in sub-array 3. ! A total of 330 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 84 telescope corrections were flagged in sub-array 2. ! A total of 534 telescope corrections were flagged in sub-array 3. ! A total of 394 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 40 telescope corrections were flagged in sub-array 1. ! A total of 84 telescope corrections were flagged in sub-array 2. ! A total of 534 telescope corrections were flagged in sub-array 3. ! A total of 394 telescope corrections were flagged in sub-array 4. ! A total of 4 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.035585Jy sigma=14.997224 ! Fit after self-cal, rms=0.783660Jy sigma=10.850333 ! 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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.4532 mas, bmaj=0.8958 mas, bpa=27.17 degrees ! Estimated noise=0.76496 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 = 0.180866 Jy ! Component: 100 - total flux cleaned = 0.248292 Jy ! Total flux subtracted in 100 components = 0.248292 Jy ! Clean residual min=-0.014310 max=0.029919 Jy/beam ! Clean residual mean=0.000031 rms=0.002698 Jy/beam ! Combined flux in latest and established models = 0.248292 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.248292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133730Jy sigma=1.716006 ! Fit after self-cal, rms=0.133354Jy sigma=1.712963 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0336078 Jy ! Component: 100 - total flux cleaned = 0.0552548 Jy ! Total flux subtracted in 100 components = 0.0552548 Jy ! Clean residual min=-0.010495 max=0.015116 Jy/beam ! Clean residual mean=0.000023 rms=0.002220 Jy/beam ! Combined flux in latest and established models = 0.303546 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.303546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120799Jy sigma=1.494799 ! Fit after self-cal, rms=0.120631Jy sigma=1.493559 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Added new window around map position (-2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165376 Jy ! Component: 100 - total flux cleaned = 0.0282154 Jy ! Total flux subtracted in 100 components = 0.0282154 Jy ! Clean residual min=-0.009934 max=0.012723 Jy/beam ! Clean residual mean=0.000018 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 0.331762 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.331762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117914Jy sigma=1.446329 ! Fit after self-cal, rms=0.117812Jy sigma=1.445261 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Added new window around map position (-2.4, 17.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122293 Jy ! Component: 100 - total flux cleaned = 0.0203744 Jy ! Total flux subtracted in 100 components = 0.0203744 Jy ! Clean residual min=-0.009894 max=0.010196 Jy/beam ! Clean residual mean=0.000011 rms=0.001996 Jy/beam ! Combined flux in latest and established models = 0.352136 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.352136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117161Jy sigma=1.427095 ! Fit after self-cal, rms=0.117043Jy sigma=1.425100 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5866 mas, bmaj=0.9592 mas, bpa=26.14 degrees ! Estimated noise=0.455851 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 = 0.00269658 Jy ! Component: 100 - total flux cleaned = 0.00463864 Jy ! Component: 150 - total flux cleaned = 0.00576114 Jy ! Component: 200 - total flux cleaned = 0.00667319 Jy ! Total flux subtracted in 200 components = 0.00667319 Jy ! Clean residual min=-0.012361 max=0.012718 Jy/beam ! Clean residual mean=-0.002108 rms=0.003418 Jy/beam ! Combined flux in latest and established models = 0.358809 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 28 components and 0.358809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116631Jy sigma=1.419440 ! Fit after self-cal, rms=0.116583Jy sigma=1.418572 ! Inverting map ! Your choice of large map pixels excluded 5.2% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5866 x 0.9592 at 26.14 degrees (North through East) ! Clean map min=-0.012078 max=0.23805 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.90 MC 0.83 NY 0.79 ON 0.88 ! WZ 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 HH 0.88 HN 0.93 ! LA 0.99 MC 0.85 NL 0.98 NY 0.75 ! SC 1.01 WN 1.47 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.84 HH 0.99 HN 0.95 ! KP 0.97 LA 0.94 MC 0.83 NY 0.87 ! SC 1.07 WN 1.42 WZ 0.95 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 3.96 KP 0.96 LA 0.86 ! MK 1.32 NL 1.14 NY 0.75 OV 0.88 ! PT 0.79 ! ! Telescope amplitude corrections in sub-array 5: ! KP 1.07 MK 1.37 OV 0.75 WN 2.56 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HH 1.00 MC 0.89 NY 0.99 ON 0.83 ! WZ 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.93 HH 0.82 HN 0.91 ! LA 0.98 MC 0.90 NL 0.94 NY 0.92 ! SC 0.99 WN 1.48 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.83 HH 0.91 HN 0.95 ! KP 0.99 LA 0.94 MC 0.88 NY 0.99 ! SC 1.05 WN 1.43 WZ 0.92 ! ! A total of 66 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 3.88 KP 0.96 LA 0.88 ! MK 1.24 NL 1.14 NY 0.85 OV 0.88 ! PT 0.77 ! ! Telescope amplitude corrections in sub-array 5: ! KP 0.93 MK 1.14 OV 0.97 WN 1.74 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.00 MC 1.21 NY 1.00* ON 1.09 ! WZ 1.00 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.91 HH 0.79 HN 0.91 ! LA 0.98 MC 1.25 NL 0.95 NY 1.00* ! SC 0.84 WN 1.36 WZ 0.99 ! ! A total of 159 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.84 HH 0.85 HN 0.93 ! KP 0.96 LA 0.94 MC 1.21 NY 1.00* ! SC 0.88 WN 1.33 WZ 1.00 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 4.23 KP 0.98 LA 0.90 ! MK 1.09 NL 1.13 NY 1.00* OV 0.89 ! PT 0.77 ! ! Telescope amplitude corrections in sub-array 5: ! KP 0.86 MK 1.24 OV 1.00 WN 2.02 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.87 MC 1.20 NY 1.00* ON 1.06 ! WZ 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.90 HH 0.95 HN 0.93 ! LA 0.96 MC 1.21 NL 0.95 NY 1.00* ! SC 0.86 WN 1.31 WZ 0.98 ! ! A total of 159 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.86 HH 1.01 HN 0.92 ! KP 0.96 LA 0.92 MC 1.16 NY 1.00* ! SC 0.87 WN 1.32 WZ 1.03 ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 4.33 KP 0.95 LA 0.88 ! MK 1.05 NL 1.11 NY 1.00* OV 0.89 ! PT 0.78 ! ! Telescope amplitude corrections in sub-array 5: ! KP 0.79 MK 1.38 OV 1.01 WN 1.67 ! ! ! Fit before self-cal, rms=0.116583Jy sigma=1.418572 ! Fit after self-cal, rms=0.109329Jy sigma=0.967721 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.574 mas, bmaj=0.986 mas, bpa=24.93 degrees ! Estimated noise=0.457053 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 (-0.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312253 Jy ! Component: 100 - total flux cleaned = 0.00429567 Jy ! Component: 150 - total flux cleaned = 0.00442055 Jy ! Component: 200 - total flux cleaned = 0.00442633 Jy ! Total flux subtracted in 200 components = 0.00442633 Jy ! Clean residual min=-0.002992 max=0.003050 Jy/beam ! Clean residual mean=0.000052 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.363236 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 0.363236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108914Jy sigma=0.959328 ! Fit after self-cal, rms=0.109568Jy sigma=0.956505 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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=0.109568Jy sigma=0.956505 ! Fit after self-cal, rms=0.110337Jy sigma=0.953871 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5729 mas, bmaj=0.9849 mas, bpa=24.85 degrees ! Estimated noise=0.456415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163726 Jy ! Component: 100 - total flux cleaned = 0.00217823 Jy ! Component: 150 - total flux cleaned = 0.00217286 Jy ! Component: 200 - total flux cleaned = 0.00217585 Jy ! Total flux subtracted in 200 components = 0.00217585 Jy ! Clean residual min=-0.002623 max=0.002628 Jy/beam ! Clean residual mean=0.000029 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.365411 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 43 components and 0.365411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110126Jy sigma=0.949984 ! Fit after self-cal, rms=0.110105Jy sigma=0.949569 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 (4, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189575 Jy ! Component: 100 - total flux cleaned = 0.00205516 Jy ! Component: 150 - total flux cleaned = 0.00219383 Jy ! Component: 200 - total flux cleaned = 0.00238152 Jy ! Total flux subtracted in 200 components = 0.00238152 Jy ! Clean residual min=-0.002374 max=0.002349 Jy/beam ! Clean residual mean=-0.000008 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.367793 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.367793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109969Jy sigma=0.947496 ! Fit after self-cal, rms=0.109962Jy sigma=0.947338 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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=0.109962Jy sigma=0.947338 ! Fit after self-cal, rms=0.110143Jy sigma=0.946341 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5729 mas, bmaj=0.981 mas, bpa=24.82 degrees ! Estimated noise=0.455083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000935951 Jy ! Component: 100 - total flux cleaned = 0.0013102 Jy ! Component: 150 - total flux cleaned = 0.00163013 Jy ! Component: 200 - total flux cleaned = 0.00191798 Jy ! Total flux subtracted in 200 components = 0.00191798 Jy ! Clean residual min=-0.002205 max=0.002290 Jy/beam ! Clean residual mean=-0.000029 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.369711 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.369711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110030Jy sigma=0.944480 ! Fit after self-cal, rms=0.110021Jy sigma=0.944327 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 = -0.000213579 Jy ! Component: 100 - total flux cleaned = -4.62677e-05 Jy ! Component: 150 - total flux cleaned = 0.000108113 Jy ! Component: 200 - total flux cleaned = 0.000251747 Jy ! Total flux subtracted in 200 components = 0.000251747 Jy ! Clean residual min=-0.002220 max=0.002218 Jy/beam ! Clean residual mean=-0.000032 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.369963 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 56 components and 0.369963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109955Jy sigma=0.943377 ! Fit after self-cal, rms=0.109952Jy sigma=0.943307 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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=0.109952Jy sigma=0.943307 ! Fit after self-cal, rms=0.109897Jy sigma=0.942825 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=2.393 mas, bmaj=3.748 mas, bpa=83.75 degrees ! Estimated noise=0.718595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165062 Jy ! Component: 100 - total flux cleaned = 0.00202458 Jy ! Component: 150 - total flux cleaned = 0.00213455 Jy ! Component: 200 - total flux cleaned = 0.00215777 Jy ! Total flux subtracted in 200 components = 0.00215777 Jy ! Clean residual min=-0.002569 max=0.002785 Jy/beam ! Clean residual mean=-0.000172 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.372121 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 64 components and 0.372121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109889Jy sigma=0.942445 ! Fit after self-cal, rms=0.109883Jy sigma=0.942401 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 = 0.000133101 Jy ! Component: 100 - total flux cleaned = 0.000132899 Jy ! Component: 150 - total flux cleaned = 0.000117399 Jy ! Component: 200 - total flux cleaned = 0.000117645 Jy ! Total flux subtracted in 200 components = 0.000117645 Jy ! Clean residual min=-0.002540 max=0.002791 Jy/beam ! Clean residual mean=-0.000177 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.372238 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.372238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109885Jy sigma=0.942418 ! Fit after self-cal, rms=0.109887Jy sigma=0.942406 ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5727 mas, bmaj=0.9774 mas, bpa=24.88 degrees ! Estimated noise=0.454327 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5727 x 0.9774 at 24.88 degrees (North through East) ! Clean map min=-0.0038943 max=0.23898 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.4453 mas, bmaj=0.8997 mas, bpa=27.42 degrees ! Estimated noise=0.755898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.176831 Jy ! Component: 100 - total flux cleaned = 0.245035 Jy ! Component: 150 - total flux cleaned = 0.278226 Jy ! Component: 200 - total flux cleaned = 0.299108 Jy ! Total flux subtracted in 200 components = 0.299108 Jy ! Clean residual min=-0.006560 max=0.011480 Jy/beam ! Clean residual mean=0.000015 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.299108 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.299108 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5727 mas, bmaj=0.9774 mas, bpa=24.88 degrees ! Estimated noise=0.454327 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 = 0.0257073 Jy ! Component: 100 - total flux cleaned = 0.0404137 Jy ! Component: 150 - total flux cleaned = 0.0495964 Jy ! Component: 200 - total flux cleaned = 0.0555812 Jy ! Total flux subtracted in 200 components = 0.0555812 Jy ! Clean residual min=-0.002490 max=0.003770 Jy/beam ! Clean residual mean=0.000211 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.354689 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 33 components and 0.354689 Jy ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Added new window around map position (1.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435506 Jy ! Component: 100 - total flux cleaned = 0.00768544 Jy ! Component: 150 - total flux cleaned = 0.0101812 Jy ! Component: 200 - total flux cleaned = 0.0113042 Jy ! Total flux subtracted in 200 components = 0.0113042 Jy ! Clean residual min=-0.002341 max=0.002307 Jy/beam ! Clean residual mean=0.000041 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.365994 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 0.365993 Jy ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=2.393 mas, bmaj=3.748 mas, bpa=83.75 degrees ! Estimated noise=0.718595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297682 Jy ! Component: 100 - total flux cleaned = 0.00463688 Jy ! Component: 150 - total flux cleaned = 0.00512334 Jy ! Component: 200 - total flux cleaned = 0.00540005 Jy ! Total flux subtracted in 200 components = 0.00540005 Jy ! Clean residual min=-0.002480 max=0.002772 Jy/beam ! Clean residual mean=-0.000134 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.371394 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 = 0.000161691 Jy ! Component: 100 - total flux cleaned = 0.000235478 Jy ! Component: 150 - total flux cleaned = 0.000235716 Jy ! Component: 200 - total flux cleaned = 0.00026604 Jy ! Total flux subtracted in 200 components = 0.00026604 Jy ! Clean residual min=-0.002513 max=0.002749 Jy/beam ! Clean residual mean=-0.000148 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.37166 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.37166 Jy ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! Estimated beam: bmin=0.5727 mas, bmaj=0.9774 mas, bpa=24.88 degrees ! Estimated noise=0.454327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000705294 Jy ! Component: 100 - total flux cleaned = -0.000435621 Jy ! Component: 150 - total flux cleaned = -0.000315722 Jy ! Component: 200 - total flux cleaned = -0.000261029 Jy ! Total flux subtracted in 200 components = -0.000261029 Jy ! Clean residual min=-0.002233 max=0.002060 Jy/beam ! Clean residual mean=-0.000042 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.371399 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.371399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109807Jy sigma=0.940465 ! Fit after self-cal, rms=0.109821Jy sigma=0.939903 wmodel J1953+3537_X_map.mod ! Writing 79 model components to file: J1953+3537_X_map.mod wobs J1953+3537_X_uvs.fits ! Writing UV FITS file: J1953+3537_X_uvs.fits wwins J1953+3537_X_map.win ! wwins: Wrote 6 windows to J1953+3537_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 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000653404 Jy ! Component: 100 - total flux cleaned = -0.000838796 Jy ! Component: 150 - total flux cleaned = -0.000910047 Jy ! Component: 200 - total flux cleaned = -0.000944432 Jy ! Component: 250 - total flux cleaned = -0.000944264 Jy ! Component: 300 - total flux cleaned = -0.00107762 Jy ! Component: 350 - total flux cleaned = -0.00117529 Jy ! Component: 400 - total flux cleaned = -0.00127104 Jy ! Component: 450 - total flux cleaned = -0.00136556 Jy ! Component: 500 - total flux cleaned = -0.00145906 Jy ! Component: 550 - total flux cleaned = -0.00161304 Jy ! Component: 600 - total flux cleaned = -0.00173469 Jy ! Component: 650 - total flux cleaned = -0.00182473 Jy ! Component: 700 - total flux cleaned = -0.00188413 Jy ! Component: 750 - total flux cleaned = -0.00191355 Jy ! Component: 800 - total flux cleaned = -0.00197205 Jy ! Component: 850 - total flux cleaned = -0.00208721 Jy ! Component: 900 - total flux cleaned = -0.00205855 Jy ! Component: 950 - total flux cleaned = -0.00211543 Jy ! Component: 1000 - total flux cleaned = -0.00217182 Jy ! Component: 1050 - total flux cleaned = -0.00225531 Jy ! Component: 1100 - total flux cleaned = -0.00231053 Jy ! Component: 1150 - total flux cleaned = -0.00236521 Jy ! Component: 1200 - total flux cleaned = -0.00233814 Jy ! Component: 1250 - total flux cleaned = -0.00239214 Jy ! Component: 1300 - total flux cleaned = -0.00241887 Jy ! Component: 1350 - total flux cleaned = -0.00244527 Jy ! Component: 1400 - total flux cleaned = -0.00241896 Jy ! Component: 1450 - total flux cleaned = -0.0024714 Jy ! Component: 1500 - total flux cleaned = -0.00247125 Jy ! Component: 1550 - total flux cleaned = -0.00249714 Jy ! Component: 1600 - total flux cleaned = -0.00247145 Jy ! Component: 1650 - total flux cleaned = -0.0024716 Jy ! Component: 1700 - total flux cleaned = -0.00254791 Jy ! Component: 1750 - total flux cleaned = -0.00254779 Jy ! Component: 1800 - total flux cleaned = -0.00254784 Jy ! Component: 1850 - total flux cleaned = -0.00254785 Jy ! Component: 1900 - total flux cleaned = -0.0025976 Jy ! Component: 1950 - total flux cleaned = -0.00259763 Jy ! Component: 2000 - total flux cleaned = -0.0026712 Jy ! Component: 2050 - total flux cleaned = -0.00267121 Jy ! Component: 2100 - total flux cleaned = -0.0026955 Jy ! Component: 2150 - total flux cleaned = -0.00274371 Jy ! Component: 2200 - total flux cleaned = -0.00269552 Jy ! Component: 2250 - total flux cleaned = -0.00274332 Jy ! Component: 2300 - total flux cleaned = -0.00274335 Jy ! Component: 2350 - total flux cleaned = -0.00274334 Jy ! Component: 2400 - total flux cleaned = -0.00276692 Jy ! Component: 2450 - total flux cleaned = -0.00279033 Jy ! Component: 2500 - total flux cleaned = -0.00281363 Jy ! Component: 2550 - total flux cleaned = -0.00283685 Jy ! Component: 2600 - total flux cleaned = -0.00283693 Jy ! Component: 2650 - total flux cleaned = -0.00285998 Jy ! Component: 2700 - total flux cleaned = -0.00288287 Jy ! Component: 2750 - total flux cleaned = -0.00283727 Jy ! Component: 2800 - total flux cleaned = -0.00290552 Jy ! Component: 2850 - total flux cleaned = -0.0028829 Jy ! Component: 2900 - total flux cleaned = -0.00290538 Jy ! Component: 2950 - total flux cleaned = -0.0029278 Jy ! Component: 3000 - total flux cleaned = -0.00295004 Jy ! Component: 3050 - total flux cleaned = -0.0029723 Jy ! Component: 3100 - total flux cleaned = -0.0029723 Jy ! Component: 3150 - total flux cleaned = -0.00301639 Jy ! Component: 3200 - total flux cleaned = -0.00303825 Jy ! Component: 3250 - total flux cleaned = -0.00301631 Jy ! Component: 3300 - total flux cleaned = -0.00305985 Jy ! Component: 3350 - total flux cleaned = -0.00303816 Jy ! Component: 3400 - total flux cleaned = -0.00305976 Jy ! Component: 3450 - total flux cleaned = -0.00303827 Jy ! Component: 3500 - total flux cleaned = -0.00305972 Jy ! Component: 3550 - total flux cleaned = -0.00305976 Jy ! Component: 3600 - total flux cleaned = -0.00308114 Jy ! Component: 3650 - total flux cleaned = -0.00310234 Jy ! Component: 3700 - total flux cleaned = -0.00310232 Jy ! Component: 3750 - total flux cleaned = -0.00310231 Jy ! Component: 3800 - total flux cleaned = -0.00310236 Jy ! Component: 3850 - total flux cleaned = -0.00314418 Jy ! Component: 3900 - total flux cleaned = -0.00314419 Jy ! Component: 3950 - total flux cleaned = -0.00314421 Jy ! Component: 4000 - total flux cleaned = -0.00314424 Jy ! Component: 4050 - total flux cleaned = -0.00314421 Jy ! Total flux subtracted in 4096 components = -0.00316474 Jy ! Clean residual min=-0.001212 max=0.001235 Jy/beam ! Clean residual mean=0.000000 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.368234 Jy keep ! Adding 353 model components to the UV plane model. ! The established model now contains 432 components and 0.368234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J1953+3537_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5727 x 0.9774 at 24.88 degrees (North through East) ! Clean map min=-0.0021368 max=0.23669 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J1953+3537_X_map.fits wmodel /scr/pima/rv123_uvs/J1953+3537_X_map.mod ! Writing 432 model components to file: /scr/pima/rv123_uvs/J1953+3537_X_map.mod wobs /scr/pima/rv123_uvs/J1953+3537_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J1953+3537_X_uvs.fits wwins /scr/pima/rv123_uvs/J1953+3537_X_map.win ! wwins: Wrote 7 windows to /scr/pima/rv123_uvs/J1953+3537_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.236685 invert ! Inverting map ! Your choice of large map pixels excluded 5.44% of the data. ! The x-axis pixel size should ideally be below 0.184 milli-arcsec ! The y-axis pixel size should ideally be below 0.1726 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000332321 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.421218 0.421218 0.842436 1.68487 3.36974 6.73949 13.479 26.958 53.9159 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.236 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 712.22 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J1953+3537_X_dfm.log closed on Sun Dec 23 00:44:52 2018