! Started logfile: /image_prod/ug002_uva//J0931+2750_X_dfm.log on Wed Mar 4 23:04:27 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//J0931+2750_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0931+2750_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981037 visibilities/baseline/integration-bin. ! Found source: J0931+2750 ! ! 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 39732 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 J0931+2750_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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009528Jy sigma=9.127807 ! Fit after self-cal, rms=0.885414Jy sigma=8.014404 ! 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=0.7316 mas, bmaj=1.418 mas, bpa=-10.09 degrees ! Estimated noise=0.8186 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 = 0.0870915 Jy ! Component: 100 - total flux cleaned = 0.106775 Jy ! Total flux subtracted in 100 components = 0.106775 Jy ! Clean residual min=-0.003577 max=0.007088 Jy/beam ! Clean residual mean=-0.000003 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.106775 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.106775 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=0.058545Jy sigma=0.496415 ! Fit after self-cal, rms=0.058539Jy sigma=0.496358 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00735435 Jy ! Component: 100 - total flux cleaned = 0.0109598 Jy ! Total flux subtracted in 100 components = 0.0109598 Jy ! Clean residual min=-0.002977 max=0.005770 Jy/beam ! Clean residual mean=-0.000002 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.117735 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.117735 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=0.057269Jy sigma=0.485687 ! Fit after self-cal, rms=0.057272Jy sigma=0.485628 ! Inverting map ! Added new window around map position (3, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473347 Jy ! Component: 100 - total flux cleaned = 0.00680029 Jy ! Total flux subtracted in 100 components = 0.00680029 Jy ! Clean residual min=-0.002788 max=0.002793 Jy/beam ! Clean residual mean=-0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.124535 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.124535 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=0.056737Jy sigma=0.480374 ! Fit after self-cal, rms=0.056707Jy sigma=0.480100 ! 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=0.956 mas, bmaj=1.758 mas, bpa=-8.047 degrees ! Estimated noise=0.398605 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 = 0.00336281 Jy ! Component: 100 - total flux cleaned = 0.00530154 Jy ! Component: 150 - total flux cleaned = 0.00628697 Jy ! Component: 200 - total flux cleaned = 0.00648307 Jy ! Total flux subtracted in 200 components = 0.00648307 Jy ! Clean residual min=-0.002054 max=0.002830 Jy/beam ! Clean residual mean=-0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.131018 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 32 components and 0.131018 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=0.056480Jy sigma=0.478233 ! Fit after self-cal, rms=0.056466Jy sigma=0.478116 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.956 x 1.758 at -8.047 degrees (North through East) ! Clean map min=-0.0019663 max=0.115 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 1.00 KP 1.07 ! LA 1.01 MK 1.02 NL 1.13 OV 1.02 ! PT 0.89 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.99 KP 1.04 ! LA 1.01 MK 1.00 NL 1.12 OV 0.99 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.99 KP 1.05 ! LA 0.96 MK 1.01 NL 1.14 OV 1.00 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.04 KP 1.01 ! LA 1.01 MK 1.02 NL 1.11 OV 1.03 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.97 KP 1.03 ! LA 0.98 MK 0.99 NL 1.12 OV 1.01 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.98 KP 1.02 ! LA 0.96 MK 0.96 NL 1.14 OV 1.00 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.95 KP 1.01 ! LA 0.98 MK 1.08 NL 1.15 OV 0.99 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.97 KP 1.07 ! LA 1.00 MK 1.00 NL 1.09 OV 1.02 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.02 KP 1.00 ! LA 1.02 MK 1.02 NL 1.09 OV 1.00 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.00 KP 1.05 ! LA 0.98 MK 1.03 NL 1.12 OV 1.02 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.95 KP 1.05 ! LA 1.00 MK 0.99 NL 1.10 OV 0.99 ! PT 0.94 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.93 HN 1.03 KP 1.07 ! LA 1.00 MK 1.01 NL 1.15 OV 0.99 ! PT 0.89 SC 1.00 ! ! ! Fit before self-cal, rms=0.056466Jy sigma=0.478116 ! Fit after self-cal, rms=0.054565Jy sigma=0.469586 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9624 mas, bmaj=1.756 mas, bpa=-7.807 degrees ! Estimated noise=0.397306 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 = -0.000604988 Jy ! Component: 100 - total flux cleaned = -0.000905275 Jy ! Component: 150 - total flux cleaned = -0.0010459 Jy ! Component: 200 - total flux cleaned = -0.00108437 Jy ! Total flux subtracted in 200 components = -0.00108437 Jy ! Clean residual min=-0.000946 max=0.001172 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.129934 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 42 components and 0.129934 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=0.054534Jy sigma=0.469339 ! Fit after self-cal, rms=0.054536Jy sigma=0.469240 ! Inverting map ! Added new window around map position (-1.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00091769 Jy ! Component: 100 - total flux cleaned = 0.000941088 Jy ! Component: 150 - total flux cleaned = 0.000941311 Jy ! Component: 200 - total flux cleaned = 0.000941555 Jy ! Total flux subtracted in 200 components = 0.000941555 Jy ! Clean residual min=-0.000910 max=0.000898 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.130875 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.130875 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=0.054512Jy sigma=0.469053 ! Fit after self-cal, rms=0.054511Jy sigma=0.469036 ! 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=0.054511Jy sigma=0.469036 ! Fit after self-cal, rms=0.054509Jy sigma=0.467771 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9613 mas, bmaj=1.746 mas, bpa=-7.794 degrees ! Estimated noise=0.396445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135148 Jy ! Component: 100 - total flux cleaned = 0.000211773 Jy ! Component: 150 - total flux cleaned = 0.000263915 Jy ! Component: 200 - total flux cleaned = 0.000286717 Jy ! Total flux subtracted in 200 components = 0.000286717 Jy ! Clean residual min=-0.000730 max=0.000779 Jy/beam ! Clean residual mean=0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.131162 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.131162 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=0.467695 ! Fit after self-cal, rms=0.054508Jy sigma=0.467681 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 (26.6, -36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575181 Jy ! Component: 100 - total flux cleaned = 0.00057584 Jy ! Component: 150 - total flux cleaned = 0.000576201 Jy ! Component: 200 - total flux cleaned = 0.000610252 Jy ! Total flux subtracted in 200 components = 0.000610252 Jy ! Clean residual min=-0.000709 max=0.000692 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.131772 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.131772 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=0.054498Jy sigma=0.467595 ! Fit after self-cal, rms=0.054498Jy sigma=0.467592 ! 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=0.054498Jy sigma=0.467592 ! Fit after self-cal, rms=0.054483Jy sigma=0.467579 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9614 mas, bmaj=1.745 mas, bpa=-7.766 degrees ! Estimated noise=0.396305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00021063 Jy ! Component: 100 - total flux cleaned = 0.00027828 Jy ! Component: 150 - total flux cleaned = 0.000298849 Jy ! Component: 200 - total flux cleaned = 0.000289032 Jy ! Total flux subtracted in 200 components = 0.000289032 Jy ! Clean residual min=-0.000694 max=0.000701 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.132061 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.132061 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=0.054480Jy sigma=0.467544 ! Fit after self-cal, rms=0.054480Jy sigma=0.467543 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 = 4.96486e-05 Jy ! Component: 100 - total flux cleaned = 4.96554e-05 Jy ! Component: 150 - total flux cleaned = 4.08862e-05 Jy ! Component: 200 - total flux cleaned = 2.4233e-05 Jy ! Total flux subtracted in 200 components = 2.4233e-05 Jy ! Clean residual min=-0.000688 max=0.000700 Jy/beam ! Clean residual mean=0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.132085 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 89 components and 0.132085 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=0.054477Jy sigma=0.467522 ! Fit after self-cal, rms=0.054478Jy sigma=0.467521 ! 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=0.054478Jy sigma=0.467521 ! Fit after self-cal, rms=0.054472Jy sigma=0.467517 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.151 mas, bmaj=2.704 mas, bpa=-2.226 degrees ! Estimated noise=0.484132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.68383e-06 Jy ! Component: 100 - total flux cleaned = 2.24497e-05 Jy ! Component: 150 - total flux cleaned = 1.55273e-05 Jy ! Component: 200 - total flux cleaned = 2.17539e-05 Jy ! Total flux subtracted in 200 components = 2.17539e-05 Jy ! Clean residual min=-0.000727 max=0.000709 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.132107 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 96 components and 0.132107 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=0.054471Jy sigma=0.467510 ! Fit after self-cal, rms=0.054471Jy sigma=0.467508 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 = 1.93413e-06 Jy ! Component: 100 - total flux cleaned = 2.20228e-06 Jy ! Component: 150 - total flux cleaned = 1.18026e-05 Jy ! Component: 200 - total flux cleaned = 2.06535e-05 Jy ! Total flux subtracted in 200 components = 2.06535e-05 Jy ! Clean residual min=-0.000711 max=0.000699 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.132128 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.132128 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=0.054471Jy sigma=0.467507 ! Fit after self-cal, rms=0.054471Jy sigma=0.467506 ! 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=0.9615 mas, bmaj=1.745 mas, bpa=-7.757 degrees ! Estimated noise=0.396339 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9615 x 1.745 at -7.757 degrees (North through East) ! Clean map min=-0.00062073 max=0.11428 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=0.7348 mas, bmaj=1.407 mas, bpa=-9.896 degrees ! Estimated noise=0.818613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0870266 Jy ! Component: 100 - total flux cleaned = 0.106634 Jy ! Component: 150 - total flux cleaned = 0.114656 Jy ! Component: 200 - total flux cleaned = 0.119471 Jy ! Total flux subtracted in 200 components = 0.119471 Jy ! Clean residual min=-0.001793 max=0.002506 Jy/beam ! Clean residual mean=-0.000001 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.119471 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.119471 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9615 mas, bmaj=1.745 mas, bpa=-7.757 degrees ! Estimated noise=0.396339 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 = 0.00422751 Jy ! Component: 100 - total flux cleaned = 0.00663004 Jy ! Component: 150 - total flux cleaned = 0.00822024 Jy ! Component: 200 - total flux cleaned = 0.00938941 Jy ! Total flux subtracted in 200 components = 0.00938941 Jy ! Clean residual min=-0.000806 max=0.000815 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.12886 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 33 components and 0.12886 Jy ! Inverting map ! Added new window around map position (26.4, -50.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000946045 Jy ! Component: 100 - total flux cleaned = 0.00163941 Jy ! Component: 150 - total flux cleaned = 0.00211653 Jy ! Component: 200 - total flux cleaned = 0.00248807 Jy ! Total flux subtracted in 200 components = 0.00248807 Jy ! Clean residual min=-0.000713 max=0.000692 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.131348 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 54 components and 0.131348 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=2.704 mas, bpa=-2.226 degrees ! Estimated noise=0.484132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000576753 Jy ! Component: 100 - total flux cleaned = 0.000788514 Jy ! Component: 150 - total flux cleaned = 0.000823555 Jy ! Component: 200 - total flux cleaned = 0.000863685 Jy ! Total flux subtracted in 200 components = 0.000863685 Jy ! Clean residual min=-0.000740 max=0.000695 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.132212 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 = 3.64565e-05 Jy ! Component: 100 - total flux cleaned = 7.78145e-05 Jy ! Component: 150 - total flux cleaned = 0.000100734 Jy ! Component: 200 - total flux cleaned = 0.000129122 Jy ! Total flux subtracted in 200 components = 0.000129122 Jy ! Clean residual min=-0.000723 max=0.000685 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.132341 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 81 components and 0.132341 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9615 mas, bmaj=1.745 mas, bpa=-7.757 degrees ! Estimated noise=0.396339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000228709 Jy ! Component: 100 - total flux cleaned = -0.00026143 Jy ! Component: 150 - total flux cleaned = -0.000261783 Jy ! Component: 200 - total flux cleaned = -0.000248067 Jy ! Total flux subtracted in 200 components = -0.000248067 Jy ! Clean residual min=-0.000701 max=0.000685 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.132093 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.132093 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=0.054474Jy sigma=0.467531 ! Fit after self-cal, rms=0.054473Jy sigma=0.467520 wmodel J0931+2750_X_map.mod ! Writing 96 model components to file: J0931+2750_X_map.mod wobs J0931+2750_X_uvs.fits ! Writing UV FITS file: J0931+2750_X_uvs.fits wwins J0931+2750_X_map.win ! wwins: Wrote 5 windows to J0931+2750_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 = -2.44764e-05 Jy ! Component: 100 - total flux cleaned = -4.93982e-05 Jy ! Component: 150 - total flux cleaned = -6.11593e-05 Jy ! Component: 200 - total flux cleaned = -9.52461e-05 Jy ! Component: 250 - total flux cleaned = -7.29005e-05 Jy ! Component: 300 - total flux cleaned = -6.21502e-05 Jy ! Component: 350 - total flux cleaned = -5.14005e-05 Jy ! Component: 400 - total flux cleaned = -7.23215e-05 Jy ! Component: 450 - total flux cleaned = -0.000113519 Jy ! Component: 500 - total flux cleaned = -0.000143926 Jy ! Component: 550 - total flux cleaned = -0.000173891 Jy ! Component: 600 - total flux cleaned = -0.000183883 Jy ! Component: 650 - total flux cleaned = -0.000242379 Jy ! Component: 700 - total flux cleaned = -0.000271156 Jy ! Component: 750 - total flux cleaned = -0.000299626 Jy ! Component: 800 - total flux cleaned = -0.000327756 Jy ! Component: 850 - total flux cleaned = -0.000355657 Jy ! Component: 900 - total flux cleaned = -0.000419973 Jy ! Component: 950 - total flux cleaned = -0.000438136 Jy ! Component: 1000 - total flux cleaned = -0.000474126 Jy ! Component: 1050 - total flux cleaned = -0.000536376 Jy ! Component: 1100 - total flux cleaned = -0.000571541 Jy ! Component: 1150 - total flux cleaned = -0.000580231 Jy ! Component: 1200 - total flux cleaned = -0.000632013 Jy ! Component: 1250 - total flux cleaned = -0.000649054 Jy ! Component: 1300 - total flux cleaned = -0.000708188 Jy ! Component: 1350 - total flux cleaned = -0.000683051 Jy ! Component: 1400 - total flux cleaned = -0.000716435 Jy ! Component: 1450 - total flux cleaned = -0.000741223 Jy ! Component: 1500 - total flux cleaned = -0.000757582 Jy ! Component: 1550 - total flux cleaned = -0.000798061 Jy ! Component: 1600 - total flux cleaned = -0.000765933 Jy ! Component: 1650 - total flux cleaned = -0.00078196 Jy ! Component: 1700 - total flux cleaned = -0.000813678 Jy ! Component: 1750 - total flux cleaned = -0.000852875 Jy ! Component: 1800 - total flux cleaned = -0.000829469 Jy ! Component: 1850 - total flux cleaned = -0.000860483 Jy ! Component: 1900 - total flux cleaned = -0.000883576 Jy ! Component: 1950 - total flux cleaned = -0.000921703 Jy ! Component: 2000 - total flux cleaned = -0.000952043 Jy ! Component: 2050 - total flux cleaned = -0.000997195 Jy ! Component: 2100 - total flux cleaned = -0.000997158 Jy ! Component: 2150 - total flux cleaned = -0.00103417 Jy ! Component: 2200 - total flux cleaned = -0.00103418 Jy ! Component: 2250 - total flux cleaned = -0.00108539 Jy ! Component: 2300 - total flux cleaned = -0.00107088 Jy ! Component: 2350 - total flux cleaned = -0.00107085 Jy ! Component: 2400 - total flux cleaned = -0.00108514 Jy ! Component: 2450 - total flux cleaned = -0.00107081 Jy ! Component: 2500 - total flux cleaned = -0.00107797 Jy ! Component: 2550 - total flux cleaned = -0.00111325 Jy ! Component: 2600 - total flux cleaned = -0.00110621 Jy ! Component: 2650 - total flux cleaned = -0.00110619 Jy ! Component: 2700 - total flux cleaned = -0.00112692 Jy ! Component: 2750 - total flux cleaned = -0.00112688 Jy ! Component: 2800 - total flux cleaned = -0.00113369 Jy ! Component: 2850 - total flux cleaned = -0.00112695 Jy ! Component: 2900 - total flux cleaned = -0.00113376 Jy ! Component: 2950 - total flux cleaned = -0.00112707 Jy ! Component: 3000 - total flux cleaned = -0.0011405 Jy ! Component: 3050 - total flux cleaned = -0.00114716 Jy ! Component: 3100 - total flux cleaned = -0.00115377 Jy ! Component: 3150 - total flux cleaned = -0.00116698 Jy ! Component: 3200 - total flux cleaned = -0.00116696 Jy ! Component: 3250 - total flux cleaned = -0.00114736 Jy ! Component: 3300 - total flux cleaned = -0.00117331 Jy ! Component: 3350 - total flux cleaned = -0.00119908 Jy ! Component: 3400 - total flux cleaned = -0.00118625 Jy ! Component: 3450 - total flux cleaned = -0.00118626 Jy ! Component: 3500 - total flux cleaned = -0.00120536 Jy ! Component: 3550 - total flux cleaned = -0.00124977 Jy ! Component: 3600 - total flux cleaned = -0.00123083 Jy ! Component: 3650 - total flux cleaned = -0.00123713 Jy ! Component: 3700 - total flux cleaned = -0.00126216 Jy ! Component: 3750 - total flux cleaned = -0.00129323 Jy ! Component: 3800 - total flux cleaned = -0.00128701 Jy ! Component: 3850 - total flux cleaned = -0.00127469 Jy ! Component: 3900 - total flux cleaned = -0.00132366 Jy ! Component: 3950 - total flux cleaned = -0.00135417 Jy ! Component: 4000 - total flux cleaned = -0.00134805 Jy ! Component: 4050 - total flux cleaned = -0.00137226 Jy ! Total flux subtracted in 4096 components = -0.00132405 Jy ! Clean residual min=-0.000408 max=0.000356 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.130769 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 406 components and 0.130769 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0931+2750_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9615 x 1.745 at -7.757 degrees (North through East) ! Clean map min=-0.00049888 max=0.11424 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0931+2750_X_map.fits wmodel /image_prod/ug002_uva//J0931+2750_X_map.mod ! Writing 406 model components to file: /image_prod/ug002_uva//J0931+2750_X_map.mod wobs /image_prod/ug002_uva//J0931+2750_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0931+2750_X_uvs.fits wwins /image_prod/ug002_uva//J0931+2750_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0931+2750_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.114238 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102791 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.269941 0.269941 0.539881 1.07976 2.15952 4.31905 8.6381 17.2762 34.5524 69.1048 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.114 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1111.35 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0931+2750_X_dfm.log closed on Wed Mar 4 23:04:32 2020