! Started logfile: /image_prod/ug002_uva//J1801+0438_X_dfm.log on Thu Mar 5 03:37:01 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//J1801+0438_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1801+0438_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.830556 visibilities/baseline/integration-bin. ! Found source: J1801+0438 ! ! 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 21528 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 J1801+0438_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004466Jy sigma=8.268449 ! Fit after self-cal, rms=0.894269Jy sigma=7.305816 ! 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=0.6896 mas, bmaj=1.682 mas, bpa=0.9267 degrees ! Estimated noise=0.95876 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 = 0.0797033 Jy ! Component: 100 - total flux cleaned = 0.103829 Jy ! Total flux subtracted in 100 components = 0.103829 Jy ! Clean residual min=-0.008748 max=0.032128 Jy/beam ! Clean residual mean=-0.000008 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 0.103829 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.103829 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=0.073179Jy sigma=0.579634 ! Fit after self-cal, rms=0.073110Jy sigma=0.578853 ! Inverting map ! Added new window around map position (-1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0265201 Jy ! Component: 100 - total flux cleaned = 0.0382804 Jy ! Total flux subtracted in 100 components = 0.0382804 Jy ! Clean residual min=-0.005788 max=0.010301 Jy/beam ! Clean residual mean=-0.000004 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.142109 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.142109 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=0.062791Jy sigma=0.485427 ! Fit after self-cal, rms=0.061190Jy sigma=0.469814 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107829 Jy ! Component: 100 - total flux cleaned = 0.0172121 Jy ! Total flux subtracted in 100 components = 0.0172121 Jy ! Clean residual min=-0.003645 max=0.004866 Jy/beam ! Clean residual mean=-0.000002 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.159321 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.159321 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=0.058969Jy sigma=0.448713 ! Fit after self-cal, rms=0.058795Jy sigma=0.446821 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00557188 Jy ! Component: 100 - total flux cleaned = 0.00909479 Jy ! Total flux subtracted in 100 components = 0.00909479 Jy ! Clean residual min=-0.002754 max=0.003474 Jy/beam ! Clean residual mean=-0.000001 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.168416 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.168416 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=0.058189Jy sigma=0.441309 ! Fit after self-cal, rms=0.058149Jy sigma=0.440803 ! 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=0.8628 mas, bmaj=1.939 mas, bpa=2.017 degrees ! Estimated noise=0.600317 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 = 0.00343657 Jy ! Component: 100 - total flux cleaned = 0.00535312 Jy ! Component: 150 - total flux cleaned = 0.0055925 Jy ! Component: 200 - total flux cleaned = 0.00569637 Jy ! Total flux subtracted in 200 components = 0.00569637 Jy ! Clean residual min=-0.002369 max=0.002651 Jy/beam ! Clean residual mean=0.000002 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.174112 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 0.174112 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=0.057912Jy sigma=0.438889 ! Fit after self-cal, rms=0.057908Jy sigma=0.438770 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8628 x 1.939 at 2.017 degrees (North through East) ! Clean map min=-0.0021748 max=0.10186 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 1.03 ! LA 1.02 MK 1.07 OV 0.95 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.97 KP 1.02 ! LA 1.04 MK 1.09 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.96 KP 1.05 ! LA 1.03 MK 1.07 OV 0.94 PT 0.95 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.95 KP 1.06 ! LA 1.04 MK 1.05 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.97 KP 1.04 ! LA 1.02 MK 1.03 OV 0.97 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.94 KP 1.07 ! LA 1.05 MK 1.04 OV 0.94 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.94 KP 1.05 ! LA 1.03 MK 1.03 OV 0.94 PT 0.95 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.96 KP 1.09 ! LA 1.06 MK 1.09 OV 0.93 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.95 KP 1.05 ! LA 1.03 MK 1.05 OV 0.94 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.98 KP 1.02 ! LA 1.04 MK 1.04 OV 0.97 PT 0.98 ! SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.99 KP 1.00 ! LA 1.05 MK 1.11 OV 0.96 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.02 ! LA 1.03 MK 1.01 OV 0.96 PT 0.95 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.057908Jy sigma=0.438770 ! Fit after self-cal, rms=0.057908Jy sigma=0.434610 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8723 mas, bmaj=1.951 mas, bpa=2.224 degrees ! Estimated noise=0.600772 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 = 0.000456416 Jy ! Component: 100 - total flux cleaned = 0.000158166 Jy ! Component: 150 - total flux cleaned = -8.48477e-05 Jy ! Component: 200 - total flux cleaned = -0.000172371 Jy ! Total flux subtracted in 200 components = -0.000172371 Jy ! Clean residual min=-0.001848 max=0.001602 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.17394 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.17394 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=0.057839Jy sigma=0.434195 ! Fit after self-cal, rms=0.057845Jy sigma=0.434100 ! 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=0.057845Jy sigma=0.434100 ! Fit after self-cal, rms=0.058316Jy sigma=0.431632 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8708 mas, bmaj=1.949 mas, bpa=2.327 degrees ! Estimated noise=0.599724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000400508 Jy ! Component: 100 - total flux cleaned = 0.000345037 Jy ! Component: 150 - total flux cleaned = 0.000302246 Jy ! Component: 200 - total flux cleaned = 0.000283599 Jy ! Total flux subtracted in 200 components = 0.000283599 Jy ! Clean residual min=-0.001122 max=0.001201 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.174224 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.174224 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=0.058286Jy sigma=0.431476 ! Fit after self-cal, rms=0.058312Jy sigma=0.431429 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 (27.2, 32.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101663 Jy ! Component: 100 - total flux cleaned = 0.00118595 Jy ! Component: 150 - total flux cleaned = 0.00128611 Jy ! Component: 200 - total flux cleaned = 0.00134026 Jy ! Total flux subtracted in 200 components = 0.00134026 Jy ! Clean residual min=-0.001123 max=0.001031 Jy/beam ! Clean residual mean=-0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.175564 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.175564 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=0.058285Jy sigma=0.431265 ! Fit after self-cal, rms=0.058284Jy sigma=0.431252 ! 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=0.058284Jy sigma=0.431252 ! Fit after self-cal, rms=0.058256Jy sigma=0.431225 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8703 mas, bmaj=1.948 mas, bpa=2.294 degrees ! Estimated noise=0.59888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382754 Jy ! Component: 100 - total flux cleaned = 0.000507053 Jy ! Component: 150 - total flux cleaned = 0.000556703 Jy ! Component: 200 - total flux cleaned = 0.000586981 Jy ! Total flux subtracted in 200 components = 0.000586981 Jy ! Clean residual min=-0.001097 max=0.001016 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.176151 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.176151 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=0.058244Jy sigma=0.431162 ! Fit after self-cal, rms=0.058246Jy sigma=0.431158 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 = 0.000142833 Jy ! Component: 100 - total flux cleaned = 0.000184102 Jy ! Component: 150 - total flux cleaned = 0.000210319 Jy ! Component: 200 - total flux cleaned = 0.00022291 Jy ! Total flux subtracted in 200 components = 0.00022291 Jy ! Clean residual min=-0.001098 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.176374 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 68 components and 0.176374 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=0.058238Jy sigma=0.431122 ! Fit after self-cal, rms=0.058238Jy sigma=0.431122 ! 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=0.058238Jy sigma=0.431122 ! Fit after self-cal, rms=0.058160Jy sigma=0.431117 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.151 mas, bmaj=3.18 mas, bpa=17.18 degrees ! Estimated noise=0.74016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000256266 Jy ! Component: 100 - total flux cleaned = 0.000341424 Jy ! Component: 150 - total flux cleaned = 0.000383404 Jy ! Component: 200 - total flux cleaned = 0.000402237 Jy ! Total flux subtracted in 200 components = 0.000402237 Jy ! Clean residual min=-0.001419 max=0.000991 Jy/beam ! Clean residual mean=-0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.176776 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.176776 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=0.058159Jy sigma=0.431097 ! Fit after self-cal, rms=0.058158Jy sigma=0.431094 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 = 6.24229e-05 Jy ! Component: 100 - total flux cleaned = 6.17489e-05 Jy ! Component: 150 - total flux cleaned = 6.18196e-05 Jy ! Component: 200 - total flux cleaned = 6.97379e-05 Jy ! Total flux subtracted in 200 components = 6.97379e-05 Jy ! Clean residual min=-0.001389 max=0.000974 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.176846 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 0.176846 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=0.058159Jy sigma=0.431093 ! Fit after self-cal, rms=0.058158Jy sigma=0.431090 ! 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=0.8699 mas, bmaj=1.948 mas, bpa=2.249 degrees ! Estimated noise=0.598285 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8699 x 1.948 at 2.249 degrees (North through East) ! Clean map min=-0.0009718 max=0.10093 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=0.6948 mas, bmaj=1.685 mas, bpa=1.181 degrees ! Estimated noise=0.960154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0819992 Jy ! Component: 100 - total flux cleaned = 0.116611 Jy ! Component: 150 - total flux cleaned = 0.1363 Jy ! Component: 200 - total flux cleaned = 0.147882 Jy ! Total flux subtracted in 200 components = 0.147882 Jy ! Clean residual min=-0.003143 max=0.006185 Jy/beam ! Clean residual mean=-0.000005 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.147882 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.147882 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8699 mas, bmaj=1.948 mas, bpa=2.249 degrees ! Estimated noise=0.598285 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 = 0.010467 Jy ! Component: 100 - total flux cleaned = 0.0167322 Jy ! Component: 150 - total flux cleaned = 0.0205586 Jy ! Component: 200 - total flux cleaned = 0.0230003 Jy ! Total flux subtracted in 200 components = 0.0230003 Jy ! Clean residual min=-0.001324 max=0.001944 Jy/beam ! Clean residual mean=-0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.170882 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 0.170882 Jy ! Inverting map ! Added new window around map position (1, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192711 Jy ! Component: 100 - total flux cleaned = 0.00324883 Jy ! Component: 150 - total flux cleaned = 0.00426117 Jy ! Component: 200 - total flux cleaned = 0.00487969 Jy ! Total flux subtracted in 200 components = 0.00487969 Jy ! Clean residual min=-0.001128 max=0.001042 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.175762 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.175762 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=2.151 mas, bmaj=3.18 mas, bpa=17.18 degrees ! Estimated noise=0.74016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000670339 Jy ! Component: 100 - total flux cleaned = 0.000874608 Jy ! Component: 150 - total flux cleaned = 0.00102773 Jy ! Component: 200 - total flux cleaned = 0.00111593 Jy ! Total flux subtracted in 200 components = 0.00111593 Jy ! Clean residual min=-0.001470 max=0.000976 Jy/beam ! Clean residual mean=-0.000003 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.176878 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 = 1.32122e-05 Jy ! Component: 100 - total flux cleaned = 2.51319e-05 Jy ! Component: 150 - total flux cleaned = 2.51257e-05 Jy ! Component: 200 - total flux cleaned = 3.61138e-05 Jy ! Total flux subtracted in 200 components = 3.61138e-05 Jy ! Clean residual min=-0.001448 max=0.000969 Jy/beam ! Clean residual mean=-0.000003 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.176914 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 71 components and 0.176914 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8699 mas, bmaj=1.948 mas, bpa=2.249 degrees ! Estimated noise=0.598285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.42827e-05 Jy ! Component: 100 - total flux cleaned = 1.28375e-05 Jy ! Component: 150 - total flux cleaned = 1.20932e-05 Jy ! Component: 200 - total flux cleaned = 2.75246e-05 Jy ! Total flux subtracted in 200 components = 2.75246e-05 Jy ! Clean residual min=-0.001096 max=0.001071 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.176941 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.176941 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=0.058133Jy sigma=0.431042 ! Fit after self-cal, rms=0.058125Jy sigma=0.431018 wmodel J1801+0438_X_map.mod ! Writing 86 model components to file: J1801+0438_X_map.mod wobs J1801+0438_X_uvs.fits ! Writing UV FITS file: J1801+0438_X_uvs.fits wwins J1801+0438_X_map.win ! wwins: Wrote 4 windows to J1801+0438_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 = -0.000160999 Jy ! Component: 100 - total flux cleaned = -0.000232553 Jy ! Component: 150 - total flux cleaned = -0.000130015 Jy ! Component: 200 - total flux cleaned = 1.73231e-05 Jy ! Component: 250 - total flux cleaned = 0.000112885 Jy ! Component: 300 - total flux cleaned = 0.000159239 Jy ! Component: 350 - total flux cleaned = 0.000174155 Jy ! Component: 400 - total flux cleaned = 0.000203819 Jy ! Component: 450 - total flux cleaned = 0.000232738 Jy ! Component: 500 - total flux cleaned = 0.000246896 Jy ! Component: 550 - total flux cleaned = 0.000358103 Jy ! Component: 600 - total flux cleaned = 0.000398968 Jy ! Component: 650 - total flux cleaned = 0.000466242 Jy ! Component: 700 - total flux cleaned = 0.000545561 Jy ! Component: 750 - total flux cleaned = 0.000649693 Jy ! Component: 800 - total flux cleaned = 0.000688117 Jy ! Component: 850 - total flux cleaned = 0.000789512 Jy ! Component: 900 - total flux cleaned = 0.000851734 Jy ! Component: 950 - total flux cleaned = 0.000925615 Jy ! Component: 1000 - total flux cleaned = 0.00102273 Jy ! Component: 1050 - total flux cleaned = 0.00109457 Jy ! Component: 1100 - total flux cleaned = 0.0011773 Jy ! Component: 1150 - total flux cleaned = 0.00124775 Jy ! Component: 1200 - total flux cleaned = 0.00131718 Jy ! Component: 1250 - total flux cleaned = 0.00137453 Jy ! Component: 1300 - total flux cleaned = 0.00147641 Jy ! Component: 1350 - total flux cleaned = 0.0014875 Jy ! Component: 1400 - total flux cleaned = 0.00154301 Jy ! Component: 1450 - total flux cleaned = 0.00155376 Jy ! Component: 1500 - total flux cleaned = 0.00158635 Jy ! Component: 1550 - total flux cleaned = 0.00161885 Jy ! Component: 1600 - total flux cleaned = 0.00170461 Jy ! Component: 1650 - total flux cleaned = 0.00174699 Jy ! Component: 1700 - total flux cleaned = 0.0017574 Jy ! Component: 1750 - total flux cleaned = 0.00182021 Jy ! Component: 1800 - total flux cleaned = 0.0018823 Jy ! Component: 1850 - total flux cleaned = 0.00191308 Jy ! Component: 1900 - total flux cleaned = 0.0019538 Jy ! Component: 1950 - total flux cleaned = 0.00199435 Jy ! Component: 2000 - total flux cleaned = 0.0020245 Jy ! Component: 2050 - total flux cleaned = 0.00206432 Jy ! Component: 2100 - total flux cleaned = 0.00209389 Jy ! Component: 2150 - total flux cleaned = 0.00210365 Jy ! Component: 2200 - total flux cleaned = 0.0021426 Jy ! Component: 2250 - total flux cleaned = 0.00221027 Jy ! Component: 2300 - total flux cleaned = 0.00219116 Jy ! Component: 2350 - total flux cleaned = 0.00226742 Jy ! Component: 2400 - total flux cleaned = 0.00228628 Jy ! Component: 2450 - total flux cleaned = 0.00231445 Jy ! Component: 2500 - total flux cleaned = 0.00232377 Jy ! Component: 2550 - total flux cleaned = 0.00236103 Jy ! Component: 2600 - total flux cleaned = 0.00241629 Jy ! Component: 2650 - total flux cleaned = 0.00243467 Jy ! Component: 2700 - total flux cleaned = 0.00249813 Jy ! Component: 2750 - total flux cleaned = 0.00248011 Jy ! Component: 2800 - total flux cleaned = 0.00248009 Jy ! Component: 2850 - total flux cleaned = 0.00250685 Jy ! Component: 2900 - total flux cleaned = 0.00253341 Jy ! Component: 2950 - total flux cleaned = 0.00255982 Jy ! Component: 3000 - total flux cleaned = 0.00256857 Jy ! Component: 3050 - total flux cleaned = 0.00257731 Jy ! Component: 3100 - total flux cleaned = 0.00259469 Jy ! Component: 3150 - total flux cleaned = 0.00261201 Jy ! Component: 3200 - total flux cleaned = 0.00266337 Jy ! Component: 3250 - total flux cleaned = 0.00266337 Jy ! Component: 3300 - total flux cleaned = 0.00270568 Jy ! Component: 3350 - total flux cleaned = 0.00270575 Jy ! Component: 3400 - total flux cleaned = 0.0027141 Jy ! Component: 3450 - total flux cleaned = 0.00270575 Jy ! Component: 3500 - total flux cleaned = 0.00275547 Jy ! Component: 3550 - total flux cleaned = 0.00276375 Jy ! Component: 3600 - total flux cleaned = 0.00279653 Jy ! Component: 3650 - total flux cleaned = 0.00278836 Jy ! Component: 3700 - total flux cleaned = 0.00280456 Jy ! Component: 3750 - total flux cleaned = 0.00283679 Jy ! Component: 3800 - total flux cleaned = 0.00283683 Jy ! Component: 3850 - total flux cleaned = 0.00284482 Jy ! Component: 3900 - total flux cleaned = 0.0028607 Jy ! Component: 3950 - total flux cleaned = 0.00285286 Jy ! Component: 4000 - total flux cleaned = 0.0028922 Jy ! Component: 4050 - total flux cleaned = 0.00288443 Jy ! Total flux subtracted in 4096 components = 0.00289222 Jy ! Clean residual min=-0.000495 max=0.000474 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.179833 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 382 components and 0.179833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1801+0438_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8699 x 1.948 at 2.249 degrees (North through East) ! Clean map min=-0.00076992 max=0.10061 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1801+0438_X_map.fits wmodel /image_prod/ug002_uva//J1801+0438_X_map.mod ! Writing 382 model components to file: /image_prod/ug002_uva//J1801+0438_X_map.mod wobs /image_prod/ug002_uva//J1801+0438_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1801+0438_X_uvs.fits wwins /image_prod/ug002_uva//J1801+0438_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1801+0438_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100612 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013027 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.388433 0.388433 0.776867 1.55373 3.10747 6.21493 12.4299 24.8597 49.7195 99.4389 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 772.333 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1801+0438_X_dfm.log closed on Thu Mar 5 03:37:05 2020