! Started logfile: /scr/pima/rv123_uvs/J1620+4901_X_dfm.log on Sun Dec 23 00:43:47 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/J1620+4901_X_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J1620+4901_X_uva.fits ! AN table 1: 12 integrations on 21 of 21 possible baselines. ! AN table 2: 10 integrations on 21 of 21 possible baselines. ! AN table 3: 9 integrations on 28 of 28 possible baselines. ! AN table 4: 29 integrations on 10 of 10 possible baselines. ! AN table 5: 7 integrations on 45 of 45 possible baselines. ! AN table 6: 3 integrations on 28 of 28 possible baselines. ! AN table 7: 42 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.628872 visibilities/baseline/integration-bin. ! Found source: J1620+4901 ! ! 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 9340 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 J1620+4901_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 12 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 4. ! A total of 18 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 185 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 4. ! A total of 18 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 185 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 222 telescope corrections were flagged in sub-array 7. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 38 telescope corrections were flagged in sub-array 3. ! A total of 30 telescope corrections were flagged in sub-array 4. ! A total of 24 telescope corrections were flagged in sub-array 5. ! A total of 8 telescope corrections were flagged in sub-array 6. ! A total of 222 telescope corrections were flagged in sub-array 7. ! ! Fit before self-cal, rms=1.025535Jy sigma=14.951580 ! Fit after self-cal, rms=0.822708Jy sigma=11.958889 ! 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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.5755 mas, bmaj=0.8061 mas, bpa=5.533 degrees ! Estimated noise=0.891495 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 = 0.136293 Jy ! Component: 100 - total flux cleaned = 0.174966 Jy ! Total flux subtracted in 100 components = 0.174966 Jy ! Clean residual min=-0.007558 max=0.018974 Jy/beam ! Clean residual mean=-0.000005 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 0.174966 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.174966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099896Jy sigma=1.172917 ! Fit after self-cal, rms=0.099767Jy sigma=1.171944 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (0.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021419 Jy ! Component: 100 - total flux cleaned = 0.0346179 Jy ! Total flux subtracted in 100 components = 0.0346179 Jy ! Clean residual min=-0.006572 max=0.009491 Jy/beam ! Clean residual mean=-0.000012 rms=0.001465 Jy/beam ! Combined flux in latest and established models = 0.209583 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.209583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095338Jy sigma=1.090424 ! Fit after self-cal, rms=0.095117Jy sigma=1.087220 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (0.4, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109241 Jy ! Component: 100 - total flux cleaned = 0.0184334 Jy ! Total flux subtracted in 100 components = 0.0184334 Jy ! Clean residual min=-0.006444 max=0.007157 Jy/beam ! Clean residual mean=-0.000015 rms=0.001376 Jy/beam ! Combined flux in latest and established models = 0.228017 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.228017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094393Jy sigma=1.073942 ! Fit after self-cal, rms=0.094277Jy sigma=1.071942 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6263 mas, bmaj=1.048 mas, bpa=12.74 degrees ! Estimated noise=0.612622 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 = 0.00520492 Jy ! Component: 100 - total flux cleaned = 0.0056974 Jy ! Component: 150 - total flux cleaned = 0.00587513 Jy ! Component: 200 - total flux cleaned = 0.00609567 Jy ! Total flux subtracted in 200 components = 0.00609567 Jy ! Clean residual min=-0.009302 max=0.006864 Jy/beam ! Clean residual mean=-0.000707 rms=0.002080 Jy/beam ! Combined flux in latest and established models = 0.234112 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.234112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093891Jy sigma=1.064901 ! Fit after self-cal, rms=0.093853Jy sigma=1.063845 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6263 x 1.048 at 12.74 degrees (North through East) ! Clean map min=-0.0088954 max=0.17595 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.05 MC 0.79 NL 1.10 ! NY 0.65 SC 0.86 WN 1.68 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.06 LA 1.02 NL 1.05 ! NY 0.65 SC 0.90 WN 1.54 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.78 HN 0.97 KP 1.24 ! LA 1.05 NL 1.05 OV 0.92 SC 0.93 ! ! Telescope amplitude corrections in sub-array 4: ! MC 0.92 NY 0.73 ON 0.91 WN 1.48 ! WZ 1.01 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 0.85 KP 1.01 LA 1.03 ! MC 0.84 MK 0.91 NL 1.02 NY 0.81 ! OV 0.94 WN 1.49 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.98 FD 0.79 KP 1.02 LA 0.99 ! MK 1.25 NL 1.03 OV 0.96 PT 0.83 ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.95 KP 1.03 LA 1.00 MK 0.93 ! NL 1.05 NY 0.62 ON 0.96 OV 0.94 ! PT 0.84 WN 1.61 WZ 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.04 MC 0.87 NL 1.13 ! NY 0.84 SC 0.93 WN 1.57 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.01 LA 1.02 NL 1.05 ! NY 0.87 SC 0.92 WN 1.56 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.90 HN 1.08 KP 1.09 ! LA 0.99 NL 0.98 OV 0.99 SC 0.88 ! ! Telescope amplitude corrections in sub-array 4: ! MC 0.91 NY 0.93 ON 0.87 WN 1.46 ! WZ 1.09 ! ! Telescope amplitude corrections in sub-array 5: ! BR 1.02 FD 0.85 KP 1.06 LA 0.99 ! MC 0.88 MK 0.91 NL 1.05 NY 0.79 ! OV 0.95 WN 1.50 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.97 FD 0.77 KP 1.06 LA 0.99 ! MK 1.01 NL 0.97 OV 0.97 PT 0.82 ! ! A total of 3 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.95 KP 1.04 LA 1.00 MK 0.93 ! NL 1.07 NY 0.76 ON 0.96 OV 0.96 ! PT 0.88 WN 1.46 WZ 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.07 MC 1.28 NL 1.03 ! NY 1.00* SC 0.92 WN 1.31 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.01 LA 1.03 NL 1.05 ! NY 1.00* SC 0.84 WN 1.59 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.84 HN 0.99 KP 1.22 ! LA 0.97 NL 1.01 OV 0.97 SC 0.83 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 1.40 NY 1.00* ON 1.19 WN 1.27 ! WZ 1.04 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.97 FD 0.83 KP 1.02 LA 1.03 ! MC 1.20 MK 0.90 NL 1.07 NY 1.00* ! OV 0.96 WN 1.77 ! ! Telescope amplitude corrections in sub-array 6: ! BR 1.01 FD 0.75 KP 1.12 LA 0.98 ! MK 1.03 NL 0.99 OV 0.99 PT 0.75 ! ! A total of 6 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.95 KP 1.06 LA 1.01 MK 0.98 ! NL 1.10 NY 1.00* ON 1.38 OV 0.93 ! PT 0.86 WN 1.40 WZ 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.07 MC 1.19 NL 1.04 ! NY 1.00* SC 0.80 WN 1.38 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 1.04 LA 1.07 NL 1.00 ! NY 1.00* SC 0.87 WN 1.36 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.79 HN 1.16 KP 1.20 ! LA 1.06 NL 0.85 OV 1.09 SC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! MC 1.28 NY 1.00* ON 1.23 WN 1.30 ! WZ 1.10 ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.93 FD 0.86 KP 1.04 LA 0.95 ! MC 1.20 MK 0.88 NL 1.09 NY 1.00* ! OV 1.01 WN 1.24 ! ! Telescope amplitude corrections in sub-array 6: ! BR 0.89 FD 0.76 KP 1.09 LA 1.04 ! MK 1.04 NL 1.06 OV 0.92 PT 0.83 ! ! A total of 6 telescope corrections were flagged in sub-array 7. ! Telescope amplitude corrections in sub-array 7: ! BR 0.92 KP 1.02 LA 1.02 MK 0.91 ! NL 1.10 NY 1.00* ON 1.35 OV 0.97 ! PT 0.88 WN 1.26 WZ 0.93 ! ! ! Fit before self-cal, rms=0.093853Jy sigma=1.063845 ! Fit after self-cal, rms=0.088190Jy sigma=0.900323 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6354 mas, bmaj=1.048 mas, bpa=12.66 degrees ! Estimated noise=0.612091 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, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0048685 Jy ! Component: 100 - total flux cleaned = 0.00766462 Jy ! Component: 150 - total flux cleaned = 0.00970664 Jy ! Component: 200 - total flux cleaned = 0.0112604 Jy ! Total flux subtracted in 200 components = 0.0112604 Jy ! Clean residual min=-0.002579 max=0.002862 Jy/beam ! Clean residual mean=0.000038 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.245373 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 57 components and 0.245373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087866Jy sigma=0.894360 ! Fit after self-cal, rms=0.088115Jy sigma=0.892894 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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=0.088115Jy sigma=0.892894 ! Fit after self-cal, rms=0.088666Jy sigma=0.891362 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6364 mas, bmaj=1.048 mas, bpa=12.72 degrees ! Estimated noise=0.612118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208514 Jy ! Component: 100 - total flux cleaned = 0.00321713 Jy ! Component: 150 - total flux cleaned = 0.00375341 Jy ! Component: 200 - total flux cleaned = 0.00398476 Jy ! Total flux subtracted in 200 components = 0.00398476 Jy ! Clean residual min=-0.002598 max=0.002632 Jy/beam ! Clean residual mean=0.000004 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.249358 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 68 components and 0.249358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088593Jy sigma=0.890027 ! Fit after self-cal, rms=0.088602Jy sigma=0.889910 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 (0.4, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281822 Jy ! Component: 100 - total flux cleaned = 0.0037804 Jy ! Component: 150 - total flux cleaned = 0.00420582 Jy ! Component: 200 - total flux cleaned = 0.00433111 Jy ! Total flux subtracted in 200 components = 0.00433111 Jy ! Clean residual min=-0.002409 max=0.002403 Jy/beam ! Clean residual mean=-0.000040 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.253689 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.253689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088486Jy sigma=0.887846 ! Fit after self-cal, rms=0.088456Jy sigma=0.887588 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (45.8, 20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151655 Jy ! Component: 100 - total flux cleaned = 0.00162534 Jy ! Component: 150 - total flux cleaned = 0.00175763 Jy ! Component: 200 - total flux cleaned = 0.00179852 Jy ! Total flux subtracted in 200 components = 0.00179852 Jy ! Clean residual min=-0.002335 max=0.002236 Jy/beam ! Clean residual mean=-0.000058 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.255487 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.255487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088361Jy sigma=0.886480 ! Fit after self-cal, rms=0.088360Jy sigma=0.886352 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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=0.088360Jy sigma=0.886352 ! Fit after self-cal, rms=0.088722Jy sigma=0.884971 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6372 mas, bmaj=1.047 mas, bpa=12.8 degrees ! Estimated noise=0.611537 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813051 Jy ! Component: 100 - total flux cleaned = 0.00124837 Jy ! Component: 150 - total flux cleaned = 0.00140071 Jy ! Component: 200 - total flux cleaned = 0.00136383 Jy ! Total flux subtracted in 200 components = 0.00136383 Jy ! Clean residual min=-0.002279 max=0.002211 Jy/beam ! Clean residual mean=-0.000070 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.256851 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 0.256851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088668Jy sigma=0.884276 ! Fit after self-cal, rms=0.088678Jy sigma=0.884213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 = 0.000549281 Jy ! Component: 100 - total flux cleaned = 0.000549006 Jy ! Component: 150 - total flux cleaned = 0.000549392 Jy ! Component: 200 - total flux cleaned = 0.000519949 Jy ! Total flux subtracted in 200 components = 0.000519949 Jy ! Clean residual min=-0.002252 max=0.002147 Jy/beam ! Clean residual mean=-0.000074 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.257371 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 100 components and 0.257371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088647Jy sigma=0.883866 ! Fit after self-cal, rms=0.088646Jy sigma=0.883849 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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=0.088646Jy sigma=0.883849 ! Fit after self-cal, rms=0.088851Jy sigma=0.883747 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.521 mas, bmaj=3.128 mas, bpa=60.99 degrees ! Estimated noise=0.881218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112404 Jy ! Component: 100 - total flux cleaned = 0.00137844 Jy ! Component: 150 - total flux cleaned = 0.00142762 Jy ! Component: 200 - total flux cleaned = 0.0014285 Jy ! Total flux subtracted in 200 components = 0.0014285 Jy ! Clean residual min=-0.002822 max=0.002062 Jy/beam ! Clean residual mean=-0.000249 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.258799 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 111 components and 0.258799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088841Jy sigma=0.883533 ! Fit after self-cal, rms=0.088839Jy sigma=0.883482 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 = 0.000386779 Jy ! Component: 100 - total flux cleaned = 0.000511225 Jy ! Component: 150 - total flux cleaned = 0.000547722 Jy ! Component: 200 - total flux cleaned = 0.000547669 Jy ! Total flux subtracted in 200 components = 0.000547669 Jy ! Clean residual min=-0.002843 max=0.002009 Jy/beam ! Clean residual mean=-0.000263 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.259347 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 113 components and 0.259347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088836Jy sigma=0.883472 ! Fit after self-cal, rms=0.088834Jy sigma=0.883456 ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6382 mas, bmaj=1.047 mas, bpa=12.84 degrees ! Estimated noise=0.611082 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6382 x 1.047 at 12.84 degrees (North through East) ! Clean map min=-0.0018646 max=0.17446 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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.5955 mas, bmaj=0.819 mas, bpa=5.019 degrees ! Estimated noise=0.885031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134708 Jy ! Component: 100 - total flux cleaned = 0.172653 Jy ! Component: 150 - total flux cleaned = 0.192223 Jy ! Component: 200 - total flux cleaned = 0.203458 Jy ! Total flux subtracted in 200 components = 0.203458 Jy ! Clean residual min=-0.004463 max=0.006085 Jy/beam ! Clean residual mean=0.000005 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.203458 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.203458 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6382 mas, bmaj=1.047 mas, bpa=12.84 degrees ! Estimated noise=0.611082 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 = 0.0111254 Jy ! Component: 100 - total flux cleaned = 0.0189284 Jy ! Component: 150 - total flux cleaned = 0.0250748 Jy ! Component: 200 - total flux cleaned = 0.0301086 Jy ! Total flux subtracted in 200 components = 0.0301086 Jy ! Clean residual min=-0.002757 max=0.003236 Jy/beam ! Clean residual mean=0.000171 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.233567 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 60 components and 0.233567 Jy ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Added new window around map position (0.6, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422593 Jy ! Component: 100 - total flux cleaned = 0.00778478 Jy ! Component: 150 - total flux cleaned = 0.010803 Jy ! Component: 200 - total flux cleaned = 0.0133666 Jy ! Total flux subtracted in 200 components = 0.0133666 Jy ! Clean residual min=-0.002509 max=0.002260 Jy/beam ! Clean residual mean=0.000032 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.246933 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 0.246933 Jy ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=2.521 mas, bmaj=3.128 mas, bpa=60.99 degrees ! Estimated noise=0.881218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00426668 Jy ! Component: 100 - total flux cleaned = 0.00716338 Jy ! Component: 150 - total flux cleaned = 0.00920095 Jy ! Component: 200 - total flux cleaned = 0.0104478 Jy ! Total flux subtracted in 200 components = 0.0104478 Jy ! Clean residual min=-0.003139 max=0.002119 Jy/beam ! Clean residual mean=-0.000205 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.257381 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 = 0.000664032 Jy ! Component: 100 - total flux cleaned = 0.00111232 Jy ! Component: 150 - total flux cleaned = 0.0014654 Jy ! Component: 200 - total flux cleaned = 0.00170865 Jy ! Total flux subtracted in 200 components = 0.00170865 Jy ! Clean residual min=-0.002989 max=0.002018 Jy/beam ! Clean residual mean=-0.000253 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.25909 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 120 components and 0.25909 Jy ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! Estimated beam: bmin=0.6382 mas, bmaj=1.047 mas, bpa=12.84 degrees ! Estimated noise=0.611082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106915 Jy ! Component: 100 - total flux cleaned = -0.000429246 Jy ! Component: 150 - total flux cleaned = -0.000510276 Jy ! Component: 200 - total flux cleaned = -0.000582602 Jy ! Total flux subtracted in 200 components = -0.000582602 Jy ! Clean residual min=-0.002257 max=0.002040 Jy/beam ! Clean residual mean=-0.000087 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.258507 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 134 components and 0.258507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088818Jy sigma=0.883861 ! Fit after self-cal, rms=0.088809Jy sigma=0.883625 wmodel J1620+4901_X_map.mod ! Writing 134 model components to file: J1620+4901_X_map.mod wobs J1620+4901_X_uvs.fits ! Writing UV FITS file: J1620+4901_X_uvs.fits wwins J1620+4901_X_map.win ! wwins: Wrote 7 windows to J1620+4901_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 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010385 Jy ! Component: 100 - total flux cleaned = -0.00158181 Jy ! Component: 150 - total flux cleaned = -0.00199002 Jy ! Component: 200 - total flux cleaned = -0.00227791 Jy ! Component: 250 - total flux cleaned = -0.00252386 Jy ! Component: 300 - total flux cleaned = -0.00286734 Jy ! Component: 350 - total flux cleaned = -0.00303621 Jy ! Component: 400 - total flux cleaned = -0.00323603 Jy ! Component: 450 - total flux cleaned = -0.00340034 Jy ! Component: 500 - total flux cleaned = -0.003498 Jy ! Component: 550 - total flux cleaned = -0.00372292 Jy ! Component: 600 - total flux cleaned = -0.00378612 Jy ! Component: 650 - total flux cleaned = -0.00394344 Jy ! Component: 700 - total flux cleaned = -0.00406798 Jy ! Component: 750 - total flux cleaned = -0.00422233 Jy ! Component: 800 - total flux cleaned = -0.00437499 Jy ! Component: 850 - total flux cleaned = -0.00446591 Jy ! Component: 900 - total flux cleaned = -0.00455614 Jy ! Component: 950 - total flux cleaned = -0.00467545 Jy ! Component: 1000 - total flux cleaned = -0.00476419 Jy ! Component: 1050 - total flux cleaned = -0.00476446 Jy ! Component: 1100 - total flux cleaned = -0.00491078 Jy ! Component: 1150 - total flux cleaned = -0.00499798 Jy ! Component: 1200 - total flux cleaned = -0.00508437 Jy ! Component: 1250 - total flux cleaned = -0.00517045 Jy ! Component: 1300 - total flux cleaned = -0.00517046 Jy ! Component: 1350 - total flux cleaned = -0.00528362 Jy ! Component: 1400 - total flux cleaned = -0.00536818 Jy ! Component: 1450 - total flux cleaned = -0.00536816 Jy ! Component: 1500 - total flux cleaned = -0.00547954 Jy ! Component: 1550 - total flux cleaned = -0.00547953 Jy ! Component: 1600 - total flux cleaned = -0.00561718 Jy ! Component: 1650 - total flux cleaned = -0.00561712 Jy ! Component: 1700 - total flux cleaned = -0.00564441 Jy ! Component: 1750 - total flux cleaned = -0.00572574 Jy ! Component: 1800 - total flux cleaned = -0.00575271 Jy ! Component: 1850 - total flux cleaned = -0.0058064 Jy ! Component: 1900 - total flux cleaned = -0.00583303 Jy ! Component: 1950 - total flux cleaned = -0.00588609 Jy ! Component: 2000 - total flux cleaned = -0.00588598 Jy ! Component: 2050 - total flux cleaned = -0.0059124 Jy ! Component: 2100 - total flux cleaned = -0.00593868 Jy ! Component: 2150 - total flux cleaned = -0.00599083 Jy ! Component: 2200 - total flux cleaned = -0.0060686 Jy ! Component: 2250 - total flux cleaned = -0.00604278 Jy ! Component: 2300 - total flux cleaned = -0.00609421 Jy ! Component: 2350 - total flux cleaned = -0.00611978 Jy ! Component: 2400 - total flux cleaned = -0.00614529 Jy ! Component: 2450 - total flux cleaned = -0.00619603 Jy ! Component: 2500 - total flux cleaned = -0.00619601 Jy ! Component: 2550 - total flux cleaned = -0.00624634 Jy ! Component: 2600 - total flux cleaned = -0.00624642 Jy ! Component: 2650 - total flux cleaned = -0.00627141 Jy ! Component: 2700 - total flux cleaned = -0.00629621 Jy ! Component: 2750 - total flux cleaned = -0.00629617 Jy ! Component: 2800 - total flux cleaned = -0.00632078 Jy ! Component: 2850 - total flux cleaned = -0.00636994 Jy ! Component: 2900 - total flux cleaned = -0.00636995 Jy ! Component: 2950 - total flux cleaned = -0.00639429 Jy ! Component: 3000 - total flux cleaned = -0.00646715 Jy ! Component: 3050 - total flux cleaned = -0.00644299 Jy ! Component: 3100 - total flux cleaned = -0.00644291 Jy ! Component: 3150 - total flux cleaned = -0.00649083 Jy ! Component: 3200 - total flux cleaned = -0.00651469 Jy ! Component: 3250 - total flux cleaned = -0.00656224 Jy ! Component: 3300 - total flux cleaned = -0.00653857 Jy ! Component: 3350 - total flux cleaned = -0.00660939 Jy ! Component: 3400 - total flux cleaned = -0.00660937 Jy ! Component: 3450 - total flux cleaned = -0.0066094 Jy ! Component: 3500 - total flux cleaned = -0.00667945 Jy ! Component: 3550 - total flux cleaned = -0.00667941 Jy ! Component: 3600 - total flux cleaned = -0.00665624 Jy ! Component: 3650 - total flux cleaned = -0.00672545 Jy ! Component: 3700 - total flux cleaned = -0.00672548 Jy ! Component: 3750 - total flux cleaned = -0.00674842 Jy ! Component: 3800 - total flux cleaned = -0.00677125 Jy ! Component: 3850 - total flux cleaned = -0.00677126 Jy ! Component: 3900 - total flux cleaned = -0.00681664 Jy ! Component: 3950 - total flux cleaned = -0.00683921 Jy ! Component: 4000 - total flux cleaned = -0.00683918 Jy ! Component: 4050 - total flux cleaned = -0.00692907 Jy ! Total flux subtracted in 4096 components = -0.00690665 Jy ! Clean residual min=-0.001144 max=0.001448 Jy/beam ! Clean residual mean=-0.000010 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.2516 Jy keep ! Adding 341 model components to the UV plane model. ! The established model now contains 475 components and 0.251601 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J1620+4901_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6382 x 1.047 at 12.84 degrees (North through East) ! Clean map min=-0.001651 max=0.17426 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J1620+4901_X_map.fits wmodel /scr/pima/rv123_uvs/J1620+4901_X_map.mod ! Writing 475 model components to file: /scr/pima/rv123_uvs/J1620+4901_X_map.mod wobs /scr/pima/rv123_uvs/J1620+4901_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J1620+4901_X_uvs.fits wwins /scr/pima/rv123_uvs/J1620+4901_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rv123_uvs/J1620+4901_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.174261 invert ! Inverting map ! Your choice of large map pixels excluded 2.21% of the data. ! The x-axis pixel size should ideally be below 0.1693 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000363318 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.625472 0.625472 1.25094 2.50189 5.00378 10.0076 20.0151 40.0302 80.0605 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.174 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 479.637 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J1620+4901_X_dfm.log closed on Sun Dec 23 00:43:52 2018