! Started logfile: /image_prod/ug002_uva//J1521+0420_X_dfm.log on Thu Mar 5 02:12:36 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1521+0420_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1521+0420_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.860741 visibilities/baseline/integration-bin. ! Found source: J1521+0420 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 34860 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1521+0420_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014911Jy sigma=8.855924 ! Fit after self-cal, rms=0.833587Jy sigma=7.265364 ! 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 ! Estimated beam: bmin=0.7598 mas, bmaj=1.729 mas, bpa=1.719 degrees ! Estimated noise=0.769667 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 = 0.128205 Jy ! Component: 100 - total flux cleaned = 0.1632 Jy ! Total flux subtracted in 100 components = 0.1632 Jy ! Clean residual min=-0.005284 max=0.014000 Jy/beam ! Clean residual mean=-0.000005 rms=0.001374 Jy/beam ! Combined flux in latest and established models = 0.1632 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.1632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.063696Jy sigma=0.531793 ! Fit after self-cal, rms=0.063622Jy sigma=0.531148 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149065 Jy ! Component: 100 - total flux cleaned = 0.0225547 Jy ! Total flux subtracted in 100 components = 0.0225547 Jy ! Clean residual min=-0.004636 max=0.008032 Jy/beam ! Clean residual mean=-0.000002 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.185755 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.185755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060199Jy sigma=0.498405 ! Fit after self-cal, rms=0.060179Jy sigma=0.498196 ! Inverting map ! Added new window around map position (1, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00729951 Jy ! Component: 100 - total flux cleaned = 0.0111798 Jy ! Total flux subtracted in 100 components = 0.0111798 Jy ! Clean residual min=-0.004131 max=0.006058 Jy/beam ! Clean residual mean=-0.000002 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.196935 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.196935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059330Jy sigma=0.488691 ! Fit after self-cal, rms=0.059261Jy sigma=0.488068 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494872 Jy ! Component: 100 - total flux cleaned = 0.00778679 Jy ! Total flux subtracted in 100 components = 0.00778679 Jy ! Clean residual min=-0.003590 max=0.004364 Jy/beam ! Clean residual mean=-0.000001 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.204721 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.204721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058916Jy sigma=0.484266 ! Fit after self-cal, rms=0.058887Jy sigma=0.484004 ! Inverting map 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 ! Estimated beam: bmin=0.9599 mas, bmaj=2.03 mas, bpa=1.458 degrees ! Estimated noise=0.443235 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 = 0.00133614 Jy ! Component: 100 - total flux cleaned = 0.00188381 Jy ! Component: 150 - total flux cleaned = 0.00220081 Jy ! Component: 200 - total flux cleaned = 0.00241304 Jy ! Total flux subtracted in 200 components = 0.00241304 Jy ! Clean residual min=-0.003518 max=0.003818 Jy/beam ! Clean residual mean=-0.000001 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.207134 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.207134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058751Jy sigma=0.482331 ! Fit after self-cal, rms=0.058744Jy sigma=0.482289 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9599 x 2.03 at 1.458 degrees (North through East) ! Clean map min=-0.0033433 max=0.16264 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.00 KP 1.09 ! LA 1.01 MK 1.01 NL 1.08 OV 0.93 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.99 KP 1.07 ! LA 1.03 MK 0.99 NL 1.10 OV 0.92 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.99 KP 1.08 ! LA 1.03 MK 0.99 NL 1.11 OV 0.92 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.99 KP 1.07 ! LA 1.03 MK 0.98 NL 1.11 OV 0.93 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.02 KP 1.08 ! LA 1.02 MK 0.96 NL 1.08 OV 0.93 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.09 ! LA 1.05 MK 1.02 NL 1.11 OV 0.92 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.00 KP 1.09 ! LA 1.03 MK 0.97 NL 1.08 OV 0.90 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.98 KP 1.08 ! LA 1.01 MK 1.00 NL 1.08 OV 0.92 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.98 KP 1.08 ! LA 1.00 MK 1.00 NL 1.09 OV 0.91 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 HN 1.01 KP 1.08 ! LA 1.02 MK 0.97 NL 1.08 OV 0.90 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.99 KP 1.05 ! LA 1.03 MK 1.03 NL 1.09 OV 0.91 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.98 KP 1.07 ! LA 1.03 MK 1.22 NL 1.10 OV 0.92 ! PT 0.92 SC 1.01 ! ! ! Fit before self-cal, rms=0.058744Jy sigma=0.482289 ! Fit after self-cal, rms=0.056986Jy sigma=0.467127 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9575 mas, bmaj=2.028 mas, bpa=1.836 degrees ! Estimated noise=0.444738 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 (1.8, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275609 Jy ! Component: 100 - total flux cleaned = -0.0001389 Jy ! Component: 150 - total flux cleaned = -0.000149615 Jy ! Component: 200 - total flux cleaned = -6.80169e-05 Jy ! Total flux subtracted in 200 components = -6.80169e-05 Jy ! Clean residual min=-0.001665 max=0.001747 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.207066 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.207066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056829Jy sigma=0.465844 ! Fit after self-cal, rms=0.056841Jy sigma=0.465647 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056841Jy sigma=0.465647 ! Fit after self-cal, rms=0.056958Jy sigma=0.463126 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9564 mas, bmaj=2.024 mas, bpa=1.825 degrees ! Estimated noise=0.444237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000688856 Jy ! Component: 100 - total flux cleaned = -0.000943272 Jy ! Component: 150 - total flux cleaned = -0.000944639 Jy ! Component: 200 - total flux cleaned = -0.000945374 Jy ! Total flux subtracted in 200 components = -0.000945374 Jy ! Clean residual min=-0.001130 max=0.001320 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.206121 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.206121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056913Jy sigma=0.462750 ! Fit after self-cal, rms=0.056917Jy sigma=0.462709 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (3.2, -29). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107917 Jy ! Component: 100 - total flux cleaned = 0.00142768 Jy ! Component: 150 - total flux cleaned = 0.00162113 Jy ! Component: 200 - total flux cleaned = 0.00178962 Jy ! Total flux subtracted in 200 components = 0.00178962 Jy ! Clean residual min=-0.001037 max=0.001117 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.207911 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.207911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056886Jy sigma=0.462436 ! Fit after self-cal, rms=0.056884Jy sigma=0.462422 ! Inverting map ! Added new window around map position (-35.8, -40.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000930482 Jy ! Component: 100 - total flux cleaned = 0.000977773 Jy ! Component: 150 - total flux cleaned = 0.00106473 Jy ! Component: 200 - total flux cleaned = 0.00114297 Jy ! Total flux subtracted in 200 components = 0.00114297 Jy ! Clean residual min=-0.001041 max=0.001016 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.209054 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 101 components and 0.209054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056859Jy sigma=0.462225 ! Fit after self-cal, rms=0.056857Jy sigma=0.462213 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056857Jy sigma=0.462213 ! Fit after self-cal, rms=0.056826Jy sigma=0.462084 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.956 mas, bmaj=2.024 mas, bpa=1.838 degrees ! Estimated noise=0.443755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000835665 Jy ! Component: 100 - total flux cleaned = -0.000910291 Jy ! Component: 150 - total flux cleaned = -0.000867428 Jy ! Component: 200 - total flux cleaned = -0.000790555 Jy ! Total flux subtracted in 200 components = -0.000790555 Jy ! Clean residual min=-0.000936 max=0.000952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.208263 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 0.208263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056805Jy sigma=0.461918 ! Fit after self-cal, rms=0.056804Jy sigma=0.461914 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (-1.2, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000856541 Jy ! Component: 100 - total flux cleaned = 0.00112695 Jy ! Component: 150 - total flux cleaned = 0.00123363 Jy ! Component: 200 - total flux cleaned = 0.00124951 Jy ! Total flux subtracted in 200 components = 0.00124951 Jy ! Clean residual min=-0.000848 max=0.000897 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.209513 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 121 components and 0.209513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056787Jy sigma=0.461768 ! Fit after self-cal, rms=0.056785Jy sigma=0.461759 ! Inverting map ! Added new window around map position (24.4, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635314 Jy ! Component: 100 - total flux cleaned = 0.000634774 Jy ! Component: 150 - total flux cleaned = 0.000617319 Jy ! Component: 200 - total flux cleaned = 0.000665353 Jy ! Total flux subtracted in 200 components = 0.000665353 Jy ! Clean residual min=-0.000817 max=0.000786 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.210178 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 138 components and 0.210178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056768Jy sigma=0.461621 ! Fit after self-cal, rms=0.056767Jy sigma=0.461614 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056767Jy sigma=0.461614 ! Fit after self-cal, rms=0.056714Jy sigma=0.461572 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.12 mas, bmaj=3.134 mas, bpa=1.053 degrees ! Estimated noise=0.546027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000295403 Jy ! Component: 100 - total flux cleaned = -0.000262285 Jy ! Component: 150 - total flux cleaned = -0.000155373 Jy ! Component: 200 - total flux cleaned = -4.42212e-05 Jy ! Total flux subtracted in 200 components = -4.42212e-05 Jy ! Clean residual min=-0.000925 max=0.000872 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.210134 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 153 components and 0.210134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056707Jy sigma=0.461516 ! Fit after self-cal, rms=0.056707Jy sigma=0.461511 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.80633e-05 Jy ! Component: 100 - total flux cleaned = 0.000145664 Jy ! Component: 150 - total flux cleaned = 0.000168945 Jy ! Component: 200 - total flux cleaned = 0.000212096 Jy ! Total flux subtracted in 200 components = 0.000212096 Jy ! Clean residual min=-0.000906 max=0.000864 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.210346 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 162 components and 0.210346 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056704Jy sigma=0.461489 ! Fit after self-cal, rms=0.056704Jy sigma=0.461488 ! Inverting map 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 ! Estimated beam: bmin=0.956 mas, bmaj=2.025 mas, bpa=1.81 degrees ! Estimated noise=0.443259 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.956 x 2.025 at 1.81 degrees (North through East) ! Clean map min=-0.00079231 max=0.16288 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 ! Estimated beam: bmin=0.7579 mas, bmaj=1.726 mas, bpa=2.133 degrees ! Estimated noise=0.769667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.128032 Jy ! Component: 100 - total flux cleaned = 0.163394 Jy ! Component: 150 - total flux cleaned = 0.178142 Jy ! Component: 200 - total flux cleaned = 0.185868 Jy ! Total flux subtracted in 200 components = 0.185868 Jy ! Clean residual min=-0.001930 max=0.003875 Jy/beam ! Clean residual mean=-0.000001 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.185868 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 0.185868 Jy ! Inverting map and beam ! Estimated beam: bmin=0.956 mas, bmaj=2.025 mas, bpa=1.81 degrees ! Estimated noise=0.443259 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 = 0.00537505 Jy ! Component: 100 - total flux cleaned = 0.00867741 Jy ! Component: 150 - total flux cleaned = 0.0110411 Jy ! Component: 200 - total flux cleaned = 0.0128833 Jy ! Total flux subtracted in 200 components = 0.0128833 Jy ! Clean residual min=-0.001150 max=0.001458 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.198752 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 59 components and 0.198752 Jy ! Inverting map ! Added new window around map position (-1.8, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162835 Jy ! Component: 100 - total flux cleaned = 0.00299331 Jy ! Component: 150 - total flux cleaned = 0.00418543 Jy ! Component: 200 - total flux cleaned = 0.00523095 Jy ! Total flux subtracted in 200 components = 0.00523095 Jy ! Clean residual min=-0.000960 max=0.000969 Jy/beam ! Clean residual mean=-0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.203983 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 87 components and 0.203983 Jy ! Inverting map 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 ! Estimated beam: bmin=2.12 mas, bmaj=3.134 mas, bpa=1.053 degrees ! Estimated noise=0.546027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001344 Jy ! Component: 100 - total flux cleaned = 0.00232878 Jy ! Component: 150 - total flux cleaned = 0.00298169 Jy ! Component: 200 - total flux cleaned = 0.00356924 Jy ! Total flux subtracted in 200 components = 0.00356924 Jy ! Clean residual min=-0.000974 max=0.000899 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.207552 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 = 0.000390763 Jy ! Component: 100 - total flux cleaned = 0.000585627 Jy ! Component: 150 - total flux cleaned = 0.000783158 Jy ! Component: 200 - total flux cleaned = 0.000965243 Jy ! Total flux subtracted in 200 components = 0.000965243 Jy ! Clean residual min=-0.000896 max=0.000790 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.208517 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 162 components and 0.208517 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.956 mas, bmaj=2.025 mas, bpa=1.81 degrees ! Estimated noise=0.443259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372334 Jy ! Component: 100 - total flux cleaned = 0.000544912 Jy ! Component: 150 - total flux cleaned = 0.000635872 Jy ! Component: 200 - total flux cleaned = 0.000637329 Jy ! Total flux subtracted in 200 components = 0.000637329 Jy ! Clean residual min=-0.000824 max=0.000758 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.209155 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 190 components and 0.209155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056717Jy sigma=0.461618 ! Fit after self-cal, rms=0.056711Jy sigma=0.461574 wmodel J1521+0420_X_map.mod ! Writing 190 model components to file: J1521+0420_X_map.mod wobs J1521+0420_X_uvs.fits ! Writing UV FITS file: J1521+0420_X_uvs.fits wwins J1521+0420_X_map.win ! wwins: Wrote 9 windows to J1521+0420_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000298985 Jy ! Component: 100 - total flux cleaned = -0.000452108 Jy ! Component: 150 - total flux cleaned = -0.000465448 Jy ! Component: 200 - total flux cleaned = -0.000439626 Jy ! Component: 250 - total flux cleaned = -0.00041456 Jy ! Component: 300 - total flux cleaned = -0.000365151 Jy ! Component: 350 - total flux cleaned = -0.000304597 Jy ! Component: 400 - total flux cleaned = -0.000268915 Jy ! Component: 450 - total flux cleaned = -0.000233803 Jy ! Component: 500 - total flux cleaned = -0.000199051 Jy ! Component: 550 - total flux cleaned = -0.000153667 Jy ! Component: 600 - total flux cleaned = -0.000120479 Jy ! Component: 650 - total flux cleaned = -0.000109564 Jy ! Component: 700 - total flux cleaned = -6.62352e-05 Jy ! Component: 750 - total flux cleaned = -8.75875e-05 Jy ! Component: 800 - total flux cleaned = -8.74761e-05 Jy ! Component: 850 - total flux cleaned = -5.61941e-05 Jy ! Component: 900 - total flux cleaned = -5.61061e-05 Jy ! Component: 950 - total flux cleaned = -6.61649e-05 Jy ! Component: 1000 - total flux cleaned = -5.6081e-05 Jy ! Component: 1050 - total flux cleaned = -3.60999e-05 Jy ! Component: 1100 - total flux cleaned = -5.58469e-05 Jy ! Component: 1150 - total flux cleaned = -7.12187e-06 Jy ! Component: 1200 - total flux cleaned = -3.60398e-05 Jy ! Component: 1250 - total flux cleaned = 1.17295e-05 Jy ! Component: 1300 - total flux cleaned = 2.20117e-06 Jy ! Component: 1350 - total flux cleaned = 2.08062e-05 Jy ! Component: 1400 - total flux cleaned = -1.62434e-05 Jy ! Component: 1450 - total flux cleaned = -7.00092e-06 Jy ! Component: 1500 - total flux cleaned = -3.43052e-05 Jy ! Component: 1550 - total flux cleaned = 1.65242e-06 Jy ! Component: 1600 - total flux cleaned = -7.33938e-06 Jy ! Component: 1650 - total flux cleaned = 2.80388e-05 Jy ! Component: 1700 - total flux cleaned = 3.67453e-05 Jy ! Component: 1750 - total flux cleaned = 8.03516e-05 Jy ! Component: 1800 - total flux cleaned = 7.16888e-05 Jy ! Component: 1850 - total flux cleaned = 9.74479e-05 Jy ! Component: 1900 - total flux cleaned = 0.000123013 Jy ! Component: 1950 - total flux cleaned = 0.000139832 Jy ! Component: 2000 - total flux cleaned = 0.000165012 Jy ! Component: 2050 - total flux cleaned = 0.00015672 Jy ! Component: 2100 - total flux cleaned = 0.00019813 Jy ! Component: 2150 - total flux cleaned = 0.000206316 Jy ! Component: 2200 - total flux cleaned = 0.000255282 Jy ! Component: 2250 - total flux cleaned = 0.000247085 Jy ! Component: 2300 - total flux cleaned = 0.000222934 Jy ! Component: 2350 - total flux cleaned = 0.000238958 Jy ! Component: 2400 - total flux cleaned = 0.000246968 Jy ! Component: 2450 - total flux cleaned = 0.000246906 Jy ! Component: 2500 - total flux cleaned = 0.000246868 Jy ! Component: 2550 - total flux cleaned = 0.000270235 Jy ! Component: 2600 - total flux cleaned = 0.000246927 Jy ! Component: 2650 - total flux cleaned = 0.000293234 Jy ! Component: 2700 - total flux cleaned = 0.000300882 Jy ! Component: 2750 - total flux cleaned = 0.000285613 Jy ! Component: 2800 - total flux cleaned = 0.000293153 Jy ! Component: 2850 - total flux cleaned = 0.000293243 Jy ! Component: 2900 - total flux cleaned = 0.000293259 Jy ! Component: 2950 - total flux cleaned = 0.000293304 Jy ! Component: 3000 - total flux cleaned = 0.000278464 Jy ! Component: 3050 - total flux cleaned = 0.00027851 Jy ! Component: 3100 - total flux cleaned = 0.000271224 Jy ! Component: 3150 - total flux cleaned = 0.000285791 Jy ! Component: 3200 - total flux cleaned = 0.000271296 Jy ! Component: 3250 - total flux cleaned = 0.000271262 Jy ! Component: 3300 - total flux cleaned = 0.000264032 Jy ! Component: 3350 - total flux cleaned = 0.000263952 Jy ! Component: 3400 - total flux cleaned = 0.000263931 Jy ! Component: 3450 - total flux cleaned = 0.000249888 Jy ! Component: 3500 - total flux cleaned = 0.000228862 Jy ! Component: 3550 - total flux cleaned = 0.000228862 Jy ! Component: 3600 - total flux cleaned = 0.000194202 Jy ! Component: 3650 - total flux cleaned = 0.000194213 Jy ! Component: 3700 - total flux cleaned = 0.000201011 Jy ! Component: 3750 - total flux cleaned = 0.000201013 Jy ! Component: 3800 - total flux cleaned = 0.000167009 Jy ! Component: 3850 - total flux cleaned = 0.000139973 Jy ! Component: 3900 - total flux cleaned = 0.00013992 Jy ! Component: 3950 - total flux cleaned = 0.000133229 Jy ! Component: 4000 - total flux cleaned = 0.000100009 Jy ! Component: 4050 - total flux cleaned = 0.000119936 Jy ! Total flux subtracted in 4096 components = 0.000133103 Jy ! Clean residual min=-0.000406 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.209288 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 510 components and 0.209288 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1521+0420_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.956 x 2.025 at 1.81 degrees (North through East) ! Clean map min=-0.00069158 max=0.1631 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1521+0420_X_map.fits wmodel /image_prod/ug002_uva//J1521+0420_X_map.mod ! Writing 510 model components to file: /image_prod/ug002_uva//J1521+0420_X_map.mod wobs /image_prod/ug002_uva//J1521+0420_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1521+0420_X_uvs.fits wwins /image_prod/ug002_uva//J1521+0420_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1521+0420_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.163104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115435 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.212322 0.212322 0.424645 0.84929 1.69858 3.39716 6.79432 13.5886 27.1773 54.3546 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.163 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1412.94 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1521+0420_X_dfm.log closed on Thu Mar 5 02:12:42 2020