! Started logfile: /image_prod/ug002_uva//J1925+1227_X_dfm.log on Thu Mar 5 04:10:14 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//J1925+1227_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1925+1227_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848148 visibilities/baseline/integration-bin. ! Found source: J1925+1227 ! ! 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 27480 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 J1925+1227_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019830Jy sigma=9.043116 ! Fit after self-cal, rms=0.797945Jy sigma=7.102726 ! 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=0.7953 mas, bmaj=1.697 mas, bpa=-1.408 degrees ! Estimated noise=0.939268 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 = 0.159476 Jy ! Component: 100 - total flux cleaned = 0.1944 Jy ! Total flux subtracted in 100 components = 0.1944 Jy ! Clean residual min=-0.006512 max=0.010835 Jy/beam ! Clean residual mean=0.000003 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.1944 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.1944 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=0.062981Jy sigma=0.514080 ! Fit after self-cal, rms=0.062976Jy sigma=0.514026 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660601 Jy ! Component: 100 - total flux cleaned = 0.00630253 Jy ! Total flux subtracted in 100 components = 0.00630253 Jy ! Clean residual min=-0.005007 max=0.008757 Jy/beam ! Clean residual mean=0.000003 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.200703 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.200703 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=0.061357Jy sigma=0.501845 ! Fit after self-cal, rms=0.061345Jy sigma=0.501781 ! Inverting map ! Added new window around map position (-2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654084 Jy ! Component: 100 - total flux cleaned = 0.00734022 Jy ! Total flux subtracted in 100 components = 0.00734022 Jy ! Clean residual min=-0.004432 max=0.006972 Jy/beam ! Clean residual mean=0.000004 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.208043 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.208043 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=0.060782Jy sigma=0.496250 ! Fit after self-cal, rms=0.060719Jy sigma=0.495524 ! Inverting map ! Added new window around map position (0.6, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513517 Jy ! Component: 100 - total flux cleaned = 0.00633917 Jy ! Total flux subtracted in 100 components = 0.00633917 Jy ! Clean residual min=-0.004507 max=0.006616 Jy/beam ! Clean residual mean=0.000004 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.214382 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.214382 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=0.060270Jy sigma=0.490839 ! Fit after self-cal, rms=0.060254Jy sigma=0.490669 ! Inverting map ! Added new window around map position (-2.2, -7.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00527407 Jy ! Component: 100 - total flux cleaned = 0.00793932 Jy ! Total flux subtracted in 100 components = 0.00793932 Jy ! Clean residual min=-0.004447 max=0.004898 Jy/beam ! Clean residual mean=0.000002 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.222322 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.222322 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=0.059870Jy sigma=0.487151 ! Fit after self-cal, rms=0.059829Jy sigma=0.486792 ! 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=0.9959 mas, bmaj=1.989 mas, bpa=-0.1404 degrees ! Estimated noise=0.489344 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 = 0.000329681 Jy ! Component: 100 - total flux cleaned = 0.000901351 Jy ! Component: 150 - total flux cleaned = 0.00129889 Jy ! Component: 200 - total flux cleaned = 0.00169844 Jy ! Total flux subtracted in 200 components = 0.00169844 Jy ! Clean residual min=-0.003976 max=0.004107 Jy/beam ! Clean residual mean=0.000003 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.22402 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 49 components and 0.22402 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=0.059577Jy sigma=0.484303 ! Fit after self-cal, rms=0.059559Jy sigma=0.484185 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9959 x 1.989 at -0.1404 degrees (North through East) ! Clean map min=-0.0037954 max=0.2018 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 1.00 KP 1.05 ! LA 1.03 MK 0.99 NL 1.12 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.99 KP 1.03 ! LA 1.03 MK 1.00 NL 1.11 OV 0.95 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 HN 0.97 KP 1.04 ! LA 1.04 MK 0.97 NL 1.09 OV 0.96 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.99 KP 1.04 ! LA 1.03 MK 1.01 NL 1.10 OV 0.97 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 1.04 ! LA 1.04 MK 0.99 NL 1.10 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.00 KP 1.04 ! LA 1.03 MK 0.99 NL 1.09 OV 0.95 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 0.99 KP 1.05 ! LA 1.05 MK 1.00 NL 1.09 OV 0.96 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 0.99 KP 1.05 ! LA 1.02 MK 1.00 NL 1.10 OV 0.95 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 1.00 KP 1.04 ! LA 1.01 MK 1.03 NL 1.10 OV 0.96 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.00 KP 1.03 ! LA 1.02 MK 1.01 NL 1.09 OV 0.94 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.90 HN 0.98 KP 1.06 ! LA 1.04 MK 0.96 NL 1.08 OV 0.95 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HN 1.02 KP 1.03 ! LA 1.03 MK 0.97 NL 1.11 OV 0.96 ! PT 0.98 SC 0.96 ! ! ! Fit before self-cal, rms=0.059559Jy sigma=0.484185 ! Fit after self-cal, rms=0.057062Jy sigma=0.469578 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9893 mas, bmaj=1.986 mas, bpa=0.3254 degrees ! Estimated noise=0.490174 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 = -0.00315159 Jy ! Component: 100 - total flux cleaned = -0.00426409 Jy ! Component: 150 - total flux cleaned = -0.00516236 Jy ! Component: 200 - total flux cleaned = -0.00587549 Jy ! Total flux subtracted in 200 components = -0.00587549 Jy ! Clean residual min=-0.002036 max=0.002314 Jy/beam ! Clean residual mean=0.000002 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.218145 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 0.218145 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=0.056862Jy sigma=0.467711 ! Fit after self-cal, rms=0.056835Jy sigma=0.467535 ! 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=0.056835Jy sigma=0.467535 ! Fit after self-cal, rms=0.056383Jy sigma=0.464525 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9884 mas, bmaj=1.984 mas, bpa=0.2857 degrees ! Estimated noise=0.489549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00201979 Jy ! Component: 100 - total flux cleaned = -0.00273878 Jy ! Component: 150 - total flux cleaned = -0.0032517 Jy ! Component: 200 - total flux cleaned = -0.00370529 Jy ! Total flux subtracted in 200 components = -0.00370529 Jy ! Clean residual min=-0.001614 max=0.001652 Jy/beam ! Clean residual mean=0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.214439 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 0.214439 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=0.056288Jy sigma=0.463676 ! Fit after self-cal, rms=0.056283Jy sigma=0.463621 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 (-0.4, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143669 Jy ! Component: 100 - total flux cleaned = 0.00135649 Jy ! Component: 150 - total flux cleaned = 0.0014263 Jy ! Component: 200 - total flux cleaned = 0.00154824 Jy ! Total flux subtracted in 200 components = 0.00154824 Jy ! Clean residual min=-0.001417 max=0.001250 Jy/beam ! Clean residual mean=0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.215988 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.215988 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=0.056229Jy sigma=0.463103 ! Fit after self-cal, rms=0.056227Jy sigma=0.463076 ! 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=0.056227Jy sigma=0.463076 ! Fit after self-cal, rms=0.056121Jy sigma=0.462740 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9873 mas, bmaj=1.984 mas, bpa=0.3617 degrees ! Estimated noise=0.488863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000961978 Jy ! Component: 100 - total flux cleaned = -0.00111133 Jy ! Component: 150 - total flux cleaned = -0.00117429 Jy ! Component: 200 - total flux cleaned = -0.00109364 Jy ! Total flux subtracted in 200 components = -0.00109364 Jy ! Clean residual min=-0.001233 max=0.001149 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.214894 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 0.214894 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=0.056080Jy sigma=0.462369 ! Fit after self-cal, rms=0.056080Jy sigma=0.462353 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 = -0.00021265 Jy ! Component: 100 - total flux cleaned = -0.00016722 Jy ! Component: 150 - total flux cleaned = -0.000145482 Jy ! Component: 200 - total flux cleaned = -8.44553e-05 Jy ! Total flux subtracted in 200 components = -8.44553e-05 Jy ! Clean residual min=-0.001135 max=0.001058 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.21481 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 126 components and 0.21481 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=0.056063Jy sigma=0.462204 ! Fit after self-cal, rms=0.056063Jy sigma=0.462198 ! 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=0.056063Jy sigma=0.462198 ! Fit after self-cal, rms=0.055985Jy sigma=0.462104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.127 mas, bmaj=2.938 mas, bpa=0.5148 degrees ! Estimated noise=0.591495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000626964 Jy ! Component: 100 - total flux cleaned = -0.000654656 Jy ! Component: 150 - total flux cleaned = -0.000590347 Jy ! Component: 200 - total flux cleaned = -0.000498132 Jy ! Total flux subtracted in 200 components = -0.000498132 Jy ! Clean residual min=-0.001228 max=0.001294 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.214311 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 135 components and 0.214311 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=0.055975Jy sigma=0.461999 ! Fit after self-cal, rms=0.055974Jy sigma=0.461988 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 = -8.38909e-05 Jy ! Component: 100 - total flux cleaned = -5.4325e-05 Jy ! Component: 150 - total flux cleaned = -4.19689e-05 Jy ! Component: 200 - total flux cleaned = -9.60357e-06 Jy ! Total flux subtracted in 200 components = -9.60357e-06 Jy ! Clean residual min=-0.001206 max=0.001303 Jy/beam ! Clean residual mean=0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.214302 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 143 components and 0.214302 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=0.055972Jy sigma=0.461972 ! Fit after self-cal, rms=0.055972Jy sigma=0.461968 ! 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=0.9864 mas, bmaj=1.984 mas, bpa=0.43 degrees ! Estimated noise=0.488536 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9864 x 1.984 at 0.43 degrees (North through East) ! Clean map min=-0.00094995 max=0.20208 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=0.789 mas, bmaj=1.695 mas, bpa=-0.89 degrees ! Estimated noise=0.932962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.158385 Jy ! Component: 100 - total flux cleaned = 0.193338 Jy ! Component: 150 - total flux cleaned = 0.202762 Jy ! Component: 200 - total flux cleaned = 0.203655 Jy ! Total flux subtracted in 200 components = 0.203655 Jy ! Clean residual min=-0.002965 max=0.003005 Jy/beam ! Clean residual mean=0.000003 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.203655 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.203655 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9864 mas, bmaj=1.984 mas, bpa=0.43 degrees ! Estimated noise=0.488536 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 = 0.00232851 Jy ! Component: 100 - total flux cleaned = 0.0038128 Jy ! Component: 150 - total flux cleaned = 0.00459355 Jy ! Component: 200 - total flux cleaned = 0.00526209 Jy ! Total flux subtracted in 200 components = 0.00526209 Jy ! Clean residual min=-0.001328 max=0.001506 Jy/beam ! Clean residual mean=0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.208917 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.208917 Jy ! Inverting map ! Added new window around map position (-15.2, -35.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000843324 Jy ! Component: 100 - total flux cleaned = 0.00140592 Jy ! Component: 150 - total flux cleaned = 0.0019027 Jy ! Component: 200 - total flux cleaned = 0.00238728 Jy ! Total flux subtracted in 200 components = 0.00238728 Jy ! Clean residual min=-0.001229 max=0.001164 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.211304 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 40 components and 0.211304 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=2.127 mas, bmaj=2.938 mas, bpa=0.5148 degrees ! Estimated noise=0.591495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119398 Jy ! Component: 100 - total flux cleaned = 0.00167569 Jy ! Component: 150 - total flux cleaned = 0.00201173 Jy ! Component: 200 - total flux cleaned = 0.00223798 Jy ! Total flux subtracted in 200 components = 0.00223798 Jy ! Clean residual min=-0.001259 max=0.001416 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.213542 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) ! Added new window around map position (0.8, 14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000799542 Jy ! Component: 100 - total flux cleaned = 0.00102598 Jy ! Component: 150 - total flux cleaned = 0.00123318 Jy ! Component: 200 - total flux cleaned = 0.00139445 Jy ! Total flux subtracted in 200 components = 0.00139445 Jy ! Clean residual min=-0.001161 max=0.001011 Jy/beam ! Clean residual mean=0.000002 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.214936 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 102 components and 0.214936 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9864 mas, bmaj=1.984 mas, bpa=0.43 degrees ! Estimated noise=0.488536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.89143e-05 Jy ! Component: 100 - total flux cleaned = 7.99982e-05 Jy ! Component: 150 - total flux cleaned = 8.25106e-05 Jy ! Component: 200 - total flux cleaned = 0.000182258 Jy ! Total flux subtracted in 200 components = 0.000182258 Jy ! Clean residual min=-0.001011 max=0.000895 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.215119 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.215119 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=0.055956Jy sigma=0.461762 ! Fit after self-cal, rms=0.055950Jy sigma=0.461705 wmodel J1925+1227_X_map.mod ! Writing 114 model components to file: J1925+1227_X_map.mod wobs J1925+1227_X_uvs.fits ! Writing UV FITS file: J1925+1227_X_uvs.fits wwins J1925+1227_X_map.win ! wwins: Wrote 7 windows to J1925+1227_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 = -0.000331432 Jy ! Component: 100 - total flux cleaned = -0.000398637 Jy ! Component: 150 - total flux cleaned = -0.000494411 Jy ! Component: 200 - total flux cleaned = -0.000494389 Jy ! Component: 250 - total flux cleaned = -0.000538684 Jy ! Component: 300 - total flux cleaned = -0.000610521 Jy ! Component: 350 - total flux cleaned = -0.000653015 Jy ! Component: 400 - total flux cleaned = -0.000736 Jy ! Component: 450 - total flux cleaned = -0.000803927 Jy ! Component: 500 - total flux cleaned = -0.00088376 Jy ! Component: 550 - total flux cleaned = -0.000935842 Jy ! Component: 600 - total flux cleaned = -0.000974595 Jy ! Component: 650 - total flux cleaned = -0.00105055 Jy ! Component: 700 - total flux cleaned = -0.00106295 Jy ! Component: 750 - total flux cleaned = -0.00111247 Jy ! Component: 800 - total flux cleaned = -0.0011853 Jy ! Component: 850 - total flux cleaned = -0.00123312 Jy ! Component: 900 - total flux cleaned = -0.00128033 Jy ! Component: 950 - total flux cleaned = -0.00133854 Jy ! Component: 1000 - total flux cleaned = -0.00140756 Jy ! Component: 1050 - total flux cleaned = -0.0014754 Jy ! Component: 1100 - total flux cleaned = -0.00154239 Jy ! Component: 1150 - total flux cleaned = -0.0015643 Jy ! Component: 1200 - total flux cleaned = -0.00159723 Jy ! Component: 1250 - total flux cleaned = -0.0016514 Jy ! Component: 1300 - total flux cleaned = -0.00166203 Jy ! Component: 1350 - total flux cleaned = -0.00169393 Jy ! Component: 1400 - total flux cleaned = -0.00170438 Jy ! Component: 1450 - total flux cleaned = -0.00173581 Jy ! Component: 1500 - total flux cleaned = -0.00178731 Jy ! Component: 1550 - total flux cleaned = -0.00180774 Jy ! Component: 1600 - total flux cleaned = -0.00186865 Jy ! Component: 1650 - total flux cleaned = -0.00186858 Jy ! Component: 1700 - total flux cleaned = -0.00190831 Jy ! Component: 1750 - total flux cleaned = -0.00193805 Jy ! Component: 1800 - total flux cleaned = -0.00193815 Jy ! Component: 1850 - total flux cleaned = -0.00195754 Jy ! Component: 1900 - total flux cleaned = -0.00193836 Jy ! Component: 1950 - total flux cleaned = -0.00195747 Jy ! Component: 2000 - total flux cleaned = -0.00196696 Jy ! Component: 2050 - total flux cleaned = -0.00199525 Jy ! Component: 2100 - total flux cleaned = -0.00196727 Jy ! Component: 2150 - total flux cleaned = -0.00200415 Jy ! Component: 2200 - total flux cleaned = -0.001995 Jy ! Component: 2250 - total flux cleaned = -0.00198595 Jy ! Component: 2300 - total flux cleaned = -0.00202198 Jy ! Component: 2350 - total flux cleaned = -0.00203091 Jy ! Component: 2400 - total flux cleaned = -0.00203983 Jy ! Component: 2450 - total flux cleaned = -0.00205743 Jy ! Component: 2500 - total flux cleaned = -0.00203125 Jy ! Component: 2550 - total flux cleaned = -0.00204856 Jy ! Component: 2600 - total flux cleaned = -0.00203992 Jy ! Component: 2650 - total flux cleaned = -0.00200563 Jy ! Component: 2700 - total flux cleaned = -0.00203104 Jy ! Component: 2750 - total flux cleaned = -0.00197196 Jy ! Component: 2800 - total flux cleaned = -0.00199718 Jy ! Component: 2850 - total flux cleaned = -0.00201379 Jy ! Component: 2900 - total flux cleaned = -0.00202207 Jy ! Component: 2950 - total flux cleaned = -0.00199739 Jy ! Component: 3000 - total flux cleaned = -0.00197288 Jy ! Component: 3050 - total flux cleaned = -0.00198914 Jy ! Component: 3100 - total flux cleaned = -0.00198916 Jy ! Component: 3150 - total flux cleaned = -0.00198924 Jy ! Component: 3200 - total flux cleaned = -0.00202094 Jy ! Component: 3250 - total flux cleaned = -0.00202098 Jy ! Component: 3300 - total flux cleaned = -0.00202888 Jy ! Component: 3350 - total flux cleaned = -0.0020365 Jy ! Component: 3400 - total flux cleaned = -0.00204419 Jy ! Component: 3450 - total flux cleaned = -0.0020518 Jy ! Component: 3500 - total flux cleaned = -0.00204414 Jy ! Component: 3550 - total flux cleaned = -0.00205177 Jy ! Component: 3600 - total flux cleaned = -0.0020594 Jy ! Component: 3650 - total flux cleaned = -0.00204438 Jy ! Component: 3700 - total flux cleaned = -0.00205181 Jy ! Component: 3750 - total flux cleaned = -0.00204441 Jy ! Component: 3800 - total flux cleaned = -0.00206663 Jy ! Component: 3850 - total flux cleaned = -0.00207398 Jy ! Component: 3900 - total flux cleaned = -0.00209588 Jy ! Component: 3950 - total flux cleaned = -0.00206677 Jy ! Component: 4000 - total flux cleaned = -0.00207403 Jy ! Component: 4050 - total flux cleaned = -0.00206688 Jy ! Total flux subtracted in 4096 components = -0.00206688 Jy ! Clean residual min=-0.000423 max=0.000430 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.213052 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 426 components and 0.213052 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1925+1227_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9864 x 1.984 at 0.43 degrees (North through East) ! Clean map min=-0.00080819 max=0.20241 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1925+1227_X_map.fits wmodel /image_prod/ug002_uva//J1925+1227_X_map.mod ! Writing 426 model components to file: /image_prod/ug002_uva//J1925+1227_X_map.mod wobs /image_prod/ug002_uva//J1925+1227_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1925+1227_X_uvs.fits wwins /image_prod/ug002_uva//J1925+1227_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1925+1227_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.202415 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127568 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.189069 0.189069 0.378138 0.756277 1.51255 3.02511 6.05021 12.1004 24.2009 48.4017 96.8034 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.202 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1586.72 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1925+1227_X_dfm.log closed on Thu Mar 5 04:10:18 2020