! Started logfile: /image_prod/ug002_uva//J1220-0831_X_dfm.log on Thu Mar 5 00:36:28 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//J1220-0831_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1220-0831_X_uva.fits ! AN table 1: 40 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.996429 visibilities/baseline/integration-bin. ! Found source: J1220-0831 ! ! 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 121 lines of history. ! ! Reading 13392 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 J1220-0831_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. ! ! 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=1.001297Jy sigma=9.304823 ! Fit after self-cal, rms=0.947679Jy sigma=8.799809 ! 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=0.8685 mas, bmaj=2.49 mas, bpa=20.95 degrees ! Estimated noise=1.21762 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 = 0.0415934 Jy ! Component: 100 - total flux cleaned = 0.0515256 Jy ! Total flux subtracted in 100 components = 0.0515256 Jy ! Clean residual min=-0.002814 max=0.004282 Jy/beam ! Clean residual mean=-0.000002 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.0515256 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0515256 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=0.057281Jy sigma=0.476403 ! Fit after self-cal, rms=0.056362Jy sigma=0.468458 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00519337 Jy ! Component: 100 - total flux cleaned = 0.00786874 Jy ! Total flux subtracted in 100 components = 0.00786874 Jy ! Clean residual min=-0.002492 max=0.004118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.0593943 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0593943 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=0.055910Jy sigma=0.462954 ! Fit after self-cal, rms=0.055912Jy sigma=0.462818 ! Inverting map ! Added new window around map position (-1.4, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031163 Jy ! Component: 100 - total flux cleaned = 0.00383674 Jy ! Total flux subtracted in 100 components = 0.00383674 Jy ! Clean residual min=-0.002337 max=0.002219 Jy/beam ! Clean residual mean=-0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.0632311 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.0632311 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=0.055735Jy sigma=0.461030 ! Fit after self-cal, rms=0.055711Jy sigma=0.460802 ! 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=1.073 mas, bmaj=2.699 mas, bpa=17.83 degrees ! Estimated noise=0.673305 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 = 0.00168517 Jy ! Component: 100 - total flux cleaned = 0.00190984 Jy ! Component: 150 - total flux cleaned = 0.00197934 Jy ! Component: 200 - total flux cleaned = 0.00200412 Jy ! Total flux subtracted in 200 components = 0.00200412 Jy ! Clean residual min=-0.001283 max=0.001309 Jy/beam ! Clean residual mean=0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0652352 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.0652352 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=0.055651Jy sigma=0.460132 ! Fit after self-cal, rms=0.055640Jy sigma=0.460079 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.073 x 2.699 at 17.83 degrees (North through East) ! Clean map min=-0.0012129 max=0.055036 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 0.96 KP 1.00 ! NL 1.02 OV 1.07 PT 1.09 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.98 KP 0.98 ! NL 0.96 OV 1.02 PT 1.03 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.04 KP 0.92 ! NL 0.93 OV 1.06 PT 1.01 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.98 KP 0.93 ! NL 0.98 OV 0.99 PT 1.07 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.02 KP 0.93 ! NL 1.02 OV 1.11 PT 0.89 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.09 KP 1.02 ! NL 0.97 OV 0.97 PT 1.04 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.99 KP 1.02 ! NL 0.96 OV 0.96 PT 1.04 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 1.01 ! NL 0.94 OV 1.00 PT 1.00 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HN 1.01 KP 0.95 ! NL 0.97 OV 1.07 PT 1.10 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 HN 1.03 KP 0.95 ! NL 1.01 OV 0.97 PT 1.08 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 KP 1.00 ! NL 0.96 OV 1.03 PT 1.02 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.90 KP 0.95 ! NL 1.01 OV 1.08 PT 1.01 SC 0.92 ! ! ! Fit before self-cal, rms=0.055640Jy sigma=0.460079 ! Fit after self-cal, rms=0.054518Jy sigma=0.458895 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.064 mas, bmaj=2.685 mas, bpa=18.09 degrees ! Estimated noise=0.66584 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 = 0.000509728 Jy ! Component: 100 - total flux cleaned = 0.000556388 Jy ! Component: 150 - total flux cleaned = 0.000594319 Jy ! Component: 200 - total flux cleaned = 0.000611377 Jy ! Total flux subtracted in 200 components = 0.000611377 Jy ! Clean residual min=-0.001236 max=0.001184 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0658466 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.0658466 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=0.054501Jy sigma=0.458721 ! Fit after self-cal, rms=0.054530Jy sigma=0.458628 ! 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=0.054530Jy sigma=0.458628 ! Fit after self-cal, rms=0.054296Jy sigma=0.457564 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.063 mas, bmaj=2.686 mas, bpa=17.99 degrees ! Estimated noise=0.666249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000330902 Jy ! Component: 100 - total flux cleaned = 0.000434807 Jy ! Component: 150 - total flux cleaned = 0.000471844 Jy ! Component: 200 - total flux cleaned = 0.000482379 Jy ! Total flux subtracted in 200 components = 0.000482379 Jy ! Clean residual min=-0.001096 max=0.001030 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.066329 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.066329 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=0.054288Jy sigma=0.457497 ! Fit after self-cal, rms=0.054313Jy sigma=0.457427 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 = 1.06946e-05 Jy ! Component: 100 - total flux cleaned = 3.04411e-05 Jy ! Component: 150 - total flux cleaned = 5.6924e-05 Jy ! Component: 200 - total flux cleaned = 8.13062e-05 Jy ! Total flux subtracted in 200 components = 8.13062e-05 Jy ! Clean residual min=-0.001113 max=0.001020 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0664103 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.0664103 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=0.054309Jy sigma=0.457403 ! Fit after self-cal, rms=0.054308Jy sigma=0.457401 ! 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=0.054308Jy sigma=0.457401 ! Fit after self-cal, rms=0.054292Jy sigma=0.457381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.063 mas, bmaj=2.682 mas, bpa=17.95 degrees ! Estimated noise=0.665203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012241 Jy ! Component: 100 - total flux cleaned = 0.00014074 Jy ! Component: 150 - total flux cleaned = 0.000164547 Jy ! Component: 200 - total flux cleaned = 0.000172116 Jy ! Total flux subtracted in 200 components = 0.000172116 Jy ! Clean residual min=-0.001133 max=0.001028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0665824 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 0.0665824 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=0.054289Jy sigma=0.457355 ! Fit after self-cal, rms=0.054293Jy sigma=0.457352 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 = -1.08739e-05 Jy ! Component: 100 - total flux cleaned = 3.29783e-06 Jy ! Component: 150 - total flux cleaned = 9.75891e-06 Jy ! Component: 200 - total flux cleaned = 1.58257e-05 Jy ! Total flux subtracted in 200 components = 1.58257e-05 Jy ! Clean residual min=-0.001139 max=0.001021 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0665982 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.0665982 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=0.054291Jy sigma=0.457340 ! Fit after self-cal, rms=0.054291Jy sigma=0.457339 ! 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=0.054291Jy sigma=0.457339 ! Fit after self-cal, rms=0.054252Jy sigma=0.457334 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.088 mas, bmaj=3.499 mas, bpa=7.218 degrees ! Estimated noise=0.792411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.06078e-05 Jy ! Component: 100 - total flux cleaned = -5.08539e-05 Jy ! Component: 150 - total flux cleaned = -5.70722e-05 Jy ! Component: 200 - total flux cleaned = -6.21697e-05 Jy ! Total flux subtracted in 200 components = -6.21697e-05 Jy ! Clean residual min=-0.000998 max=0.001017 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.066536 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 78 components and 0.066536 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=0.054252Jy sigma=0.457330 ! Fit after self-cal, rms=0.054252Jy sigma=0.457328 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 = -5.42305e-05 Jy ! Component: 100 - total flux cleaned = -5.89799e-05 Jy ! Component: 150 - total flux cleaned = -6.32437e-05 Jy ! Component: 200 - total flux cleaned = -6.73347e-05 Jy ! Total flux subtracted in 200 components = -6.73347e-05 Jy ! Clean residual min=-0.000994 max=0.001010 Jy/beam ! Clean residual mean=-0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0664687 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 82 components and 0.0664687 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=0.054252Jy sigma=0.457331 ! Fit after self-cal, rms=0.054251Jy sigma=0.457331 ! 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=1.062 mas, bmaj=2.679 mas, bpa=17.91 degrees ! Estimated noise=0.664335 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.062 x 2.679 at 17.91 degrees (North through East) ! Clean map min=-0.001122 max=0.054661 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=0.863 mas, bmaj=2.483 mas, bpa=21.07 degrees ! Estimated noise=1.18529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412917 Jy ! Component: 100 - total flux cleaned = 0.0516603 Jy ! Component: 150 - total flux cleaned = 0.0573608 Jy ! Component: 200 - total flux cleaned = 0.0610385 Jy ! Total flux subtracted in 200 components = 0.0610385 Jy ! Clean residual min=-0.001969 max=0.002101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.0610385 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0610385 Jy ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=2.679 mas, bpa=17.91 degrees ! Estimated noise=0.664335 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 = 0.00287718 Jy ! Component: 100 - total flux cleaned = 0.0043883 Jy ! Component: 150 - total flux cleaned = 0.00482537 Jy ! Component: 200 - total flux cleaned = 0.00512769 Jy ! Total flux subtracted in 200 components = 0.00512769 Jy ! Clean residual min=-0.001176 max=0.001087 Jy/beam ! Clean residual mean=-0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0661662 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.0661662 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=2.088 mas, bmaj=3.499 mas, bpa=7.218 degrees ! Estimated noise=0.792411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00027529 Jy ! Component: 100 - total flux cleaned = 0.000294198 Jy ! Component: 150 - total flux cleaned = 0.000307368 Jy ! Component: 200 - total flux cleaned = 0.000340626 Jy ! Total flux subtracted in 200 components = 0.000340626 Jy ! Clean residual min=-0.001044 max=0.001000 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0665069 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 = 1.85855e-05 Jy ! Component: 100 - total flux cleaned = 1.02344e-05 Jy ! Component: 150 - total flux cleaned = 2.66372e-06 Jy ! Component: 200 - total flux cleaned = -4.27722e-06 Jy ! Total flux subtracted in 200 components = -4.27722e-06 Jy ! Clean residual min=-0.001002 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0665026 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 56 components and 0.0665026 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=2.679 mas, bpa=17.91 degrees ! Estimated noise=0.664335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.19737e-05 Jy ! Component: 100 - total flux cleaned = 1.68711e-05 Jy ! Component: 150 - total flux cleaned = 1.6302e-05 Jy ! Component: 200 - total flux cleaned = 1.62282e-05 Jy ! Total flux subtracted in 200 components = 1.62282e-05 Jy ! Clean residual min=-0.001139 max=0.001035 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0665188 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.0665188 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=0.054262Jy sigma=0.457392 ! Fit after self-cal, rms=0.054266Jy sigma=0.457381 wmodel J1220-0831_X_map.mod ! Writing 70 model components to file: J1220-0831_X_map.mod wobs J1220-0831_X_uvs.fits ! Writing UV FITS file: J1220-0831_X_uvs.fits wwins J1220-0831_X_map.win ! wwins: Wrote 2 windows to J1220-0831_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 = -0.000375484 Jy ! Component: 100 - total flux cleaned = -0.000431455 Jy ! Component: 150 - total flux cleaned = -0.000448771 Jy ! Component: 200 - total flux cleaned = -0.000482127 Jy ! Component: 250 - total flux cleaned = -0.000530988 Jy ! Component: 300 - total flux cleaned = -0.000515521 Jy ! Component: 350 - total flux cleaned = -0.000530865 Jy ! Component: 400 - total flux cleaned = -0.000530798 Jy ! Component: 450 - total flux cleaned = -0.000588262 Jy ! Component: 500 - total flux cleaned = -0.000615973 Jy ! Component: 550 - total flux cleaned = -0.000656933 Jy ! Component: 600 - total flux cleaned = -0.000710607 Jy ! Component: 650 - total flux cleaned = -0.00077609 Jy ! Component: 700 - total flux cleaned = -0.000840203 Jy ! Component: 750 - total flux cleaned = -0.000903301 Jy ! Component: 800 - total flux cleaned = -0.000977459 Jy ! Component: 850 - total flux cleaned = -0.00105049 Jy ! Component: 900 - total flux cleaned = -0.0010983 Jy ! Component: 950 - total flux cleaned = -0.00121573 Jy ! Component: 1000 - total flux cleaned = -0.00127359 Jy ! Component: 1050 - total flux cleaned = -0.00136452 Jy ! Component: 1100 - total flux cleaned = -0.00143183 Jy ! Component: 1150 - total flux cleaned = -0.00147608 Jy ! Component: 1200 - total flux cleaned = -0.00158481 Jy ! Component: 1250 - total flux cleaned = -0.0016598 Jy ! Component: 1300 - total flux cleaned = -0.00171293 Jy ! Component: 1350 - total flux cleaned = -0.00177547 Jy ! Component: 1400 - total flux cleaned = -0.00183738 Jy ! Component: 1450 - total flux cleaned = -0.00193899 Jy ! Component: 1500 - total flux cleaned = -0.00197881 Jy ! Component: 1550 - total flux cleaned = -0.00204811 Jy ! Component: 1600 - total flux cleaned = -0.00210666 Jy ! Component: 1650 - total flux cleaned = -0.00217436 Jy ! Component: 1700 - total flux cleaned = -0.00222215 Jy ! Component: 1750 - total flux cleaned = -0.00229782 Jy ! Component: 1800 - total flux cleaned = -0.00235383 Jy ! Component: 1850 - total flux cleaned = -0.00240948 Jy ! Component: 1900 - total flux cleaned = -0.0024279 Jy ! Component: 1950 - total flux cleaned = -0.00247321 Jy ! Component: 2000 - total flux cleaned = -0.00252701 Jy ! Component: 2050 - total flux cleaned = -0.00255365 Jy ! Component: 2100 - total flux cleaned = -0.00258881 Jy ! Component: 2150 - total flux cleaned = -0.00260625 Jy ! Component: 2200 - total flux cleaned = -0.00266672 Jy ! Component: 2250 - total flux cleaned = -0.00270088 Jy ! Component: 2300 - total flux cleaned = -0.0027009 Jy ! Component: 2350 - total flux cleaned = -0.00272608 Jy ! Component: 2400 - total flux cleaned = -0.00275938 Jy ! Component: 2450 - total flux cleaned = -0.00280063 Jy ! Component: 2500 - total flux cleaned = -0.00283333 Jy ! Component: 2550 - total flux cleaned = -0.00286569 Jy ! Component: 2600 - total flux cleaned = -0.00288181 Jy ! Component: 2650 - total flux cleaned = -0.00290565 Jy ! Component: 2700 - total flux cleaned = -0.00293725 Jy ! Component: 2750 - total flux cleaned = -0.0029294 Jy ! Component: 2800 - total flux cleaned = -0.00297598 Jy ! Component: 2850 - total flux cleaned = -0.00302216 Jy ! Component: 2900 - total flux cleaned = -0.00302975 Jy ! Component: 2950 - total flux cleaned = -0.00306773 Jy ! Component: 3000 - total flux cleaned = -0.00310543 Jy ! Component: 3050 - total flux cleaned = -0.00311289 Jy ! Component: 3100 - total flux cleaned = -0.00314996 Jy ! Component: 3150 - total flux cleaned = -0.00318677 Jy ! Component: 3200 - total flux cleaned = -0.00321595 Jy ! Component: 3250 - total flux cleaned = -0.00323765 Jy ! Component: 3300 - total flux cleaned = -0.00323759 Jy ! Component: 3350 - total flux cleaned = -0.00325176 Jy ! Component: 3400 - total flux cleaned = -0.00326598 Jy ! Component: 3450 - total flux cleaned = -0.00330115 Jy ! Component: 3500 - total flux cleaned = -0.00328717 Jy ! Component: 3550 - total flux cleaned = -0.00330107 Jy ! Component: 3600 - total flux cleaned = -0.00331487 Jy ! Component: 3650 - total flux cleaned = -0.00329427 Jy ! Component: 3700 - total flux cleaned = -0.00329428 Jy ! Component: 3750 - total flux cleaned = -0.00330785 Jy ! Component: 3800 - total flux cleaned = -0.00332806 Jy ! Component: 3850 - total flux cleaned = -0.00329463 Jy ! Component: 3900 - total flux cleaned = -0.00330133 Jy ! Component: 3950 - total flux cleaned = -0.00330798 Jy ! Component: 4000 - total flux cleaned = -0.00332113 Jy ! Component: 4050 - total flux cleaned = -0.00330155 Jy ! Total flux subtracted in 4096 components = -0.00326909 Jy ! Clean residual min=-0.000480 max=0.000452 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0632498 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 330 components and 0.0632497 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1220-0831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.062 x 2.679 at 17.91 degrees (North through East) ! Clean map min=-0.0010933 max=0.054186 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1220-0831_X_map.fits wmodel /image_prod/ug002_uva//J1220-0831_X_map.mod ! Writing 330 model components to file: /image_prod/ug002_uva//J1220-0831_X_map.mod wobs /image_prod/ug002_uva//J1220-0831_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1220-0831_X_uvs.fits wwins /image_prod/ug002_uva//J1220-0831_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1220-0831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0541862 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112938 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.625276 0.625276 1.25055 2.5011 5.00221 10.0044 20.0088 40.0176 80.0353 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 479.788 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1220-0831_X_dfm.log closed on Thu Mar 5 00:36:32 2020