! Started logfile: /image_prod/ug002_uva//J1915+6548_X_dfm.log on Thu Mar 5 04:06:17 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//J1915+6548_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1915+6548_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.975185 visibilities/baseline/integration-bin. ! Found source: J1915+6548 ! ! 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 31596 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 J1915+6548_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007572Jy sigma=9.240284 ! Fit after self-cal, rms=0.900863Jy sigma=8.255010 ! 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=0.7512 mas, bmaj=1.009 mas, bpa=-15.16 degrees ! Estimated noise=0.83493 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 = 0.0685324 Jy ! Component: 100 - total flux cleaned = 0.0911633 Jy ! Total flux subtracted in 100 components = 0.0911633 Jy ! Clean residual min=-0.004153 max=0.015266 Jy/beam ! Clean residual mean=-0.000011 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.0911633 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0911633 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=0.066875Jy sigma=0.584766 ! Fit after self-cal, rms=0.066638Jy sigma=0.582634 ! Inverting map ! Added new window around map position (-0.6, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158317 Jy ! Component: 100 - total flux cleaned = 0.0256814 Jy ! Total flux subtracted in 100 components = 0.0256814 Jy ! Clean residual min=-0.003134 max=0.005432 Jy/beam ! Clean residual mean=-0.000008 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.116845 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.116845 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=0.060431Jy sigma=0.523070 ! Fit after self-cal, rms=0.060193Jy sigma=0.520958 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782926 Jy ! Component: 100 - total flux cleaned = 0.0131027 Jy ! Total flux subtracted in 100 components = 0.0131027 Jy ! Clean residual min=-0.002631 max=0.003817 Jy/beam ! Clean residual mean=-0.000006 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.129947 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.129947 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=0.058314Jy sigma=0.503375 ! Fit after self-cal, rms=0.058250Jy sigma=0.502820 ! Inverting map ! Added new window around map position (-2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456989 Jy ! Component: 100 - total flux cleaned = 0.00791512 Jy ! Total flux subtracted in 100 components = 0.00791512 Jy ! Clean residual min=-0.002579 max=0.003494 Jy/beam ! Clean residual mean=-0.000005 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.137863 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.137863 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=0.057541Jy sigma=0.496267 ! Fit after self-cal, rms=0.057511Jy sigma=0.496044 ! 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=0.9856 mas, bmaj=1.266 mas, bpa=-15.46 degrees ! Estimated noise=0.440326 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 (-2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00652831 Jy ! Component: 100 - total flux cleaned = 0.0112688 Jy ! Component: 150 - total flux cleaned = 0.0150197 Jy ! Component: 200 - total flux cleaned = 0.0180628 Jy ! Total flux subtracted in 200 components = 0.0180628 Jy ! Clean residual min=-0.002263 max=0.003847 Jy/beam ! Clean residual mean=-0.000012 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.155925 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 79 components and 0.155925 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=0.056466Jy sigma=0.486244 ! Fit after self-cal, rms=0.056413Jy sigma=0.485728 ! Inverting map ! Added new window around map position (-31, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0035213 Jy ! Component: 100 - total flux cleaned = 0.00621435 Jy ! Component: 150 - total flux cleaned = 0.00849147 Jy ! Component: 200 - total flux cleaned = 0.0104526 Jy ! Total flux subtracted in 200 components = 0.0104526 Jy ! Clean residual min=-0.002118 max=0.002890 Jy/beam ! Clean residual mean=-0.000011 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.166378 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 103 components and 0.166378 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=0.056074Jy sigma=0.482437 ! Fit after self-cal, rms=0.056058Jy sigma=0.482323 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9856 x 1.266 at -15.46 degrees (North through East) ! Clean map min=-0.0020313 max=0.094662 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.95 KP 1.02 ! LA 0.96 MK 1.07 NL 1.14 OV 0.99 ! PT 0.88 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.96 HN 0.97 KP 1.03 ! LA 0.97 MK 1.07 NL 1.12 OV 1.01 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 1.00 KP 1.04 ! LA 0.95 MK 1.05 NL 1.13 OV 0.99 ! PT 0.89 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.97 KP 1.04 ! LA 0.97 MK 1.02 NL 1.13 OV 1.00 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.98 KP 1.03 ! LA 0.97 MK 1.03 NL 1.13 OV 1.01 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.00 KP 1.06 ! LA 0.98 MK 1.13 NL 1.11 OV 0.96 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.98 KP 1.06 ! LA 0.98 MK 1.09 NL 1.15 OV 1.00 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 1.03 ! LA 0.99 MK 1.07 NL 1.14 OV 1.04 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.00 KP 1.06 ! LA 0.98 MK 1.11 NL 1.17 OV 1.03 ! PT 0.90 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.02 KP 1.07 ! LA 0.98 MK 1.09 NL 1.12 OV 1.05 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.99 KP 1.09 ! LA 0.98 MK 1.08 NL 1.13 OV 1.05 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.09 KP 1.08 ! LA 1.00 MK 1.03 NL 1.16 OV 1.04 ! PT 0.88 SC 0.99 ! ! ! Fit before self-cal, rms=0.056058Jy sigma=0.482323 ! Fit after self-cal, rms=0.054107Jy sigma=0.472516 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9961 mas, bmaj=1.27 mas, bpa=-14.43 degrees ! Estimated noise=0.439772 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 = -9.86018e-05 Jy ! Component: 100 - total flux cleaned = 0.000324607 Jy ! Component: 150 - total flux cleaned = 0.00060987 Jy ! Component: 200 - total flux cleaned = 0.000890422 Jy ! Total flux subtracted in 200 components = 0.000890422 Jy ! Clean residual min=-0.001122 max=0.000977 Jy/beam ! Clean residual mean=-0.000003 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.167269 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.167269 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=0.054048Jy sigma=0.471953 ! Fit after self-cal, rms=0.054040Jy sigma=0.471812 ! 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=0.054040Jy sigma=0.471812 ! Fit after self-cal, rms=0.053980Jy sigma=0.469913 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9933 mas, bmaj=1.273 mas, bpa=-14.89 degrees ! Estimated noise=0.439038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198975 Jy ! Component: 100 - total flux cleaned = 0.000483965 Jy ! Component: 150 - total flux cleaned = 0.000671656 Jy ! Component: 200 - total flux cleaned = 0.000840619 Jy ! Total flux subtracted in 200 components = 0.000840619 Jy ! Clean residual min=-0.000930 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.168109 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.168109 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=0.053962Jy sigma=0.469754 ! Fit after self-cal, rms=0.053968Jy sigma=0.469724 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 (18, -39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000724997 Jy ! Component: 100 - total flux cleaned = 0.000882425 Jy ! Component: 150 - total flux cleaned = 0.00100694 Jy ! Component: 200 - total flux cleaned = 0.00110633 Jy ! Total flux subtracted in 200 components = 0.00110633 Jy ! Clean residual min=-0.000909 max=0.000869 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.169215 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 146 components and 0.169215 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=0.053952Jy sigma=0.469568 ! Fit after self-cal, rms=0.053950Jy sigma=0.469558 ! 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=0.053950Jy sigma=0.469558 ! Fit after self-cal, rms=0.053873Jy sigma=0.469443 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9908 mas, bmaj=1.273 mas, bpa=-14.86 degrees ! Estimated noise=0.438564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000241397 Jy ! Component: 100 - total flux cleaned = 0.000470106 Jy ! Component: 150 - total flux cleaned = 0.000598695 Jy ! Component: 200 - total flux cleaned = 0.00068838 Jy ! Total flux subtracted in 200 components = 0.00068838 Jy ! Clean residual min=-0.000905 max=0.000857 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.169904 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 156 components and 0.169904 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=0.053863Jy sigma=0.469357 ! Fit after self-cal, rms=0.053864Jy sigma=0.469354 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.7908e-05 Jy ! Component: 100 - total flux cleaned = 0.000144197 Jy ! Component: 150 - total flux cleaned = 0.000198665 Jy ! Component: 200 - total flux cleaned = 0.000224955 Jy ! Total flux subtracted in 200 components = 0.000224955 Jy ! Clean residual min=-0.000890 max=0.000843 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.170129 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 164 components and 0.170129 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=0.053857Jy sigma=0.469300 ! Fit after self-cal, rms=0.053857Jy sigma=0.469297 ! 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=0.053857Jy sigma=0.469297 ! Fit after self-cal, rms=0.053806Jy sigma=0.469291 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.335 mas, bmaj=2.421 mas, bpa=-27.62 degrees ! Estimated noise=0.563685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429244 Jy ! Component: 100 - total flux cleaned = 0.000558742 Jy ! Component: 150 - total flux cleaned = 0.00063098 Jy ! Component: 200 - total flux cleaned = 0.000672893 Jy ! Total flux subtracted in 200 components = 0.000672893 Jy ! Clean residual min=-0.001039 max=0.000942 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.170802 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 175 components and 0.170802 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=0.053805Jy sigma=0.469279 ! Fit after self-cal, rms=0.053804Jy sigma=0.469276 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 = 0.000115357 Jy ! Component: 100 - total flux cleaned = 0.000143425 Jy ! Component: 150 - total flux cleaned = 0.000160546 Jy ! Component: 200 - total flux cleaned = 0.000191701 Jy ! Total flux subtracted in 200 components = 0.000191701 Jy ! Clean residual min=-0.001015 max=0.000929 Jy/beam ! Clean residual mean=0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.170993 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 183 components and 0.170993 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=0.053805Jy sigma=0.469277 ! Fit after self-cal, rms=0.053805Jy sigma=0.469276 ! 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=0.9897 mas, bmaj=1.272 mas, bpa=-14.81 degrees ! Estimated noise=0.438445 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 1.272 at -14.81 degrees (North through East) ! Clean map min=-0.0008019 max=0.094013 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=0.7559 mas, bmaj=1.014 mas, bpa=-14.57 degrees ! Estimated noise=0.83422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0681639 Jy ! Component: 100 - total flux cleaned = 0.0933446 Jy ! Component: 150 - total flux cleaned = 0.108707 Jy ! Component: 200 - total flux cleaned = 0.118707 Jy ! Total flux subtracted in 200 components = 0.118707 Jy ! Clean residual min=-0.002563 max=0.005437 Jy/beam ! Clean residual mean=-0.000006 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.118707 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.118707 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9897 mas, bmaj=1.272 mas, bpa=-14.81 degrees ! Estimated noise=0.438445 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 = 0.0112585 Jy ! Component: 100 - total flux cleaned = 0.0184363 Jy ! Component: 150 - total flux cleaned = 0.0237198 Jy ! Component: 200 - total flux cleaned = 0.0279054 Jy ! Total flux subtracted in 200 components = 0.0279054 Jy ! Clean residual min=-0.001322 max=0.002509 Jy/beam ! Clean residual mean=-0.000007 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.146612 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 66 components and 0.146612 Jy ! Inverting map ! Added new window around map position (-1, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340762 Jy ! Component: 100 - total flux cleaned = 0.00620608 Jy ! Component: 150 - total flux cleaned = 0.00855084 Jy ! Component: 200 - total flux cleaned = 0.0105315 Jy ! Total flux subtracted in 200 components = 0.0105315 Jy ! Clean residual min=-0.001075 max=0.001298 Jy/beam ! Clean residual mean=-0.000004 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.157143 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 100 components and 0.157143 Jy ! Inverting map ! Added new window around map position (-1.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169456 Jy ! Component: 100 - total flux cleaned = 0.00315031 Jy ! Component: 150 - total flux cleaned = 0.00442066 Jy ! Component: 200 - total flux cleaned = 0.00553166 Jy ! Total flux subtracted in 200 components = 0.00553166 Jy ! Clean residual min=-0.000975 max=0.000943 Jy/beam ! Clean residual mean=-0.000002 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.162675 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 116 components and 0.162675 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=2.335 mas, bmaj=2.421 mas, bpa=-27.62 degrees ! Estimated noise=0.563685 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018322 Jy ! Component: 100 - total flux cleaned = 0.00313871 Jy ! Component: 150 - total flux cleaned = 0.0041499 Jy ! Component: 200 - total flux cleaned = 0.00495903 Jy ! Total flux subtracted in 200 components = 0.00495903 Jy ! Clean residual min=-0.001058 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.167634 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000666521 Jy ! Component: 100 - total flux cleaned = 0.00122063 Jy ! Component: 150 - total flux cleaned = 0.00168468 Jy ! Component: 200 - total flux cleaned = 0.00207693 Jy ! Total flux subtracted in 200 components = 0.00207693 Jy ! Clean residual min=-0.001042 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.169711 Jy ! Adding 106 model components to the UV plane model. ! The established model now contains 203 components and 0.169711 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9897 mas, bmaj=1.272 mas, bpa=-14.81 degrees ! Estimated noise=0.438445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155211 Jy ! Component: 100 - total flux cleaned = 0.000268691 Jy ! Component: 150 - total flux cleaned = 0.000353744 Jy ! Component: 200 - total flux cleaned = 0.000384555 Jy ! Total flux subtracted in 200 components = 0.000384555 Jy ! Clean residual min=-0.000908 max=0.000852 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.170095 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 219 components and 0.170095 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=0.053797Jy sigma=0.469200 ! Fit after self-cal, rms=0.053791Jy sigma=0.469155 wmodel J1915+6548_X_map.mod ! Writing 219 model components to file: J1915+6548_X_map.mod wobs J1915+6548_X_uvs.fits ! Writing UV FITS file: J1915+6548_X_uvs.fits wwins J1915+6548_X_map.win ! wwins: Wrote 8 windows to J1915+6548_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 = -0.000244343 Jy ! Component: 100 - total flux cleaned = -0.000424024 Jy ! Component: 150 - total flux cleaned = -0.000610891 Jy ! Component: 200 - total flux cleaned = -0.000777903 Jy ! Component: 250 - total flux cleaned = -0.000913972 Jy ! Component: 300 - total flux cleaned = -0.00104714 Jy ! Component: 350 - total flux cleaned = -0.001217 Jy ! Component: 400 - total flux cleaned = -0.00129404 Jy ! Component: 450 - total flux cleaned = -0.00140811 Jy ! Component: 500 - total flux cleaned = -0.00153276 Jy ! Component: 550 - total flux cleaned = -0.00159426 Jy ! Component: 600 - total flux cleaned = -0.00170399 Jy ! Component: 650 - total flux cleaned = -0.00177613 Jy ! Component: 700 - total flux cleaned = -0.00187112 Jy ! Component: 750 - total flux cleaned = -0.00195319 Jy ! Component: 800 - total flux cleaned = -0.00203422 Jy ! Component: 850 - total flux cleaned = -0.00205698 Jy ! Component: 900 - total flux cleaned = -0.00203436 Jy ! Component: 950 - total flux cleaned = -0.00213559 Jy ! Component: 1000 - total flux cleaned = -0.00215783 Jy ! Component: 1050 - total flux cleaned = -0.0021688 Jy ! Component: 1100 - total flux cleaned = -0.00221262 Jy ! Component: 1150 - total flux cleaned = -0.00224517 Jy ! Component: 1200 - total flux cleaned = -0.00223444 Jy ! Component: 1250 - total flux cleaned = -0.0022987 Jy ! Component: 1300 - total flux cleaned = -0.00227746 Jy ! Component: 1350 - total flux cleaned = -0.00231963 Jy ! Component: 1400 - total flux cleaned = -0.00234049 Jy ! Component: 1450 - total flux cleaned = -0.0023405 Jy ! Component: 1500 - total flux cleaned = -0.00237152 Jy ! Component: 1550 - total flux cleaned = -0.00241238 Jy ! Component: 1600 - total flux cleaned = -0.00239206 Jy ! Component: 1650 - total flux cleaned = -0.00242245 Jy ! Component: 1700 - total flux cleaned = -0.00251297 Jy ! Component: 1750 - total flux cleaned = -0.00247299 Jy ! Component: 1800 - total flux cleaned = -0.0025028 Jy ! Component: 1850 - total flux cleaned = -0.00248314 Jy ! Component: 1900 - total flux cleaned = -0.00252235 Jy ! Component: 1950 - total flux cleaned = -0.00254186 Jy ! Component: 2000 - total flux cleaned = -0.00253219 Jy ! Component: 2050 - total flux cleaned = -0.00251283 Jy ! Component: 2100 - total flux cleaned = -0.00254162 Jy ! Component: 2150 - total flux cleaned = -0.00255118 Jy ! Component: 2200 - total flux cleaned = -0.00257009 Jy ! Component: 2250 - total flux cleaned = -0.00257013 Jy ! Component: 2300 - total flux cleaned = -0.00260768 Jy ! Component: 2350 - total flux cleaned = -0.00261705 Jy ! Component: 2400 - total flux cleaned = -0.00265426 Jy ! Component: 2450 - total flux cleaned = -0.00264506 Jy ! Component: 2500 - total flux cleaned = -0.00263597 Jy ! Component: 2550 - total flux cleaned = -0.00269081 Jy ! Component: 2600 - total flux cleaned = -0.00269987 Jy ! Component: 2650 - total flux cleaned = -0.00267272 Jy ! Component: 2700 - total flux cleaned = -0.0026998 Jy ! Component: 2750 - total flux cleaned = -0.00269084 Jy ! Component: 2800 - total flux cleaned = -0.00269085 Jy ! Component: 2850 - total flux cleaned = -0.00271742 Jy ! Component: 2900 - total flux cleaned = -0.00272627 Jy ! Component: 2950 - total flux cleaned = -0.00271753 Jy ! Component: 3000 - total flux cleaned = -0.00271758 Jy ! Component: 3050 - total flux cleaned = -0.00273501 Jy ! Component: 3100 - total flux cleaned = -0.00270037 Jy ! Component: 3150 - total flux cleaned = -0.00271769 Jy ! Component: 3200 - total flux cleaned = -0.00270908 Jy ! Component: 3250 - total flux cleaned = -0.00271763 Jy ! Component: 3300 - total flux cleaned = -0.00272616 Jy ! Component: 3350 - total flux cleaned = -0.00270919 Jy ! Component: 3400 - total flux cleaned = -0.00269236 Jy ! Component: 3450 - total flux cleaned = -0.00273438 Jy ! Component: 3500 - total flux cleaned = -0.00270089 Jy ! Component: 3550 - total flux cleaned = -0.00268419 Jy ! Component: 3600 - total flux cleaned = -0.0026759 Jy ! Component: 3650 - total flux cleaned = -0.00271733 Jy ! Component: 3700 - total flux cleaned = -0.00272558 Jy ! Component: 3750 - total flux cleaned = -0.00275019 Jy ! Component: 3800 - total flux cleaned = -0.00271746 Jy ! Component: 3850 - total flux cleaned = -0.00274193 Jy ! Component: 3900 - total flux cleaned = -0.00275004 Jy ! Component: 3950 - total flux cleaned = -0.00273391 Jy ! Component: 4000 - total flux cleaned = -0.00274201 Jy ! Component: 4050 - total flux cleaned = -0.00278215 Jy ! Total flux subtracted in 4096 components = -0.0027662 Jy ! Clean residual min=-0.000490 max=0.000466 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.167329 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 550 components and 0.167329 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1915+6548_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 1.272 at -14.81 degrees (North through East) ! Clean map min=-0.0006869 max=0.094326 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1915+6548_X_map.fits wmodel /image_prod/ug002_uva//J1915+6548_X_map.mod ! Writing 550 model components to file: /image_prod/ug002_uva//J1915+6548_X_map.mod wobs /image_prod/ug002_uva//J1915+6548_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1915+6548_X_uvs.fits wwins /image_prod/ug002_uva//J1915+6548_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1915+6548_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0943258 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135002 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.42937 0.42937 0.858739 1.71748 3.43496 6.86992 13.7398 27.4797 54.9593 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 698.698 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1915+6548_X_dfm.log closed on Thu Mar 5 04:06:22 2020