! Started logfile: /image_prod/ug002_uva//J2053+2248_X_dfm.log on Thu Mar 5 05:00:13 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//J2053+2248_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2053+2248_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.985494 visibilities/baseline/integration-bin. ! Found source: J2053+2248 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 38316 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 J2053+2248_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=1.009711Jy sigma=9.074112 ! Fit after self-cal, rms=0.893330Jy sigma=8.010919 ! 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=0.7809 mas, bmaj=2.615 mas, bpa=-19.62 degrees ! Estimated noise=0.971069 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 = 0.0772379 Jy ! Component: 100 - total flux cleaned = 0.102492 Jy ! Total flux subtracted in 100 components = 0.102492 Jy ! Clean residual min=-0.006129 max=0.015595 Jy/beam ! Clean residual mean=-0.000001 rms=0.001589 Jy/beam ! Combined flux in latest and established models = 0.102492 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.102492 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=0.074489Jy sigma=0.587706 ! Fit after self-cal, rms=0.074245Jy sigma=0.586217 ! Inverting map ! Added new window around map position (-3, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156699 Jy ! Component: 100 - total flux cleaned = 0.0257248 Jy ! Total flux subtracted in 100 components = 0.0257248 Jy ! Clean residual min=-0.004946 max=0.006705 Jy/beam ! Clean residual mean=-0.000003 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.128217 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.128217 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=0.069186Jy sigma=0.535585 ! Fit after self-cal, rms=0.068989Jy sigma=0.533223 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00850681 Jy ! Component: 100 - total flux cleaned = 0.0144696 Jy ! Total flux subtracted in 100 components = 0.0144696 Jy ! Clean residual min=-0.004082 max=0.005242 Jy/beam ! Clean residual mean=-0.000004 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.142686 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.142686 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=0.067215Jy sigma=0.515587 ! Fit after self-cal, rms=0.067152Jy sigma=0.514782 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=2.747 mas, bpa=-18.32 degrees ! Estimated noise=0.411912 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 (-1.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00813031 Jy ! Component: 100 - total flux cleaned = 0.0130878 Jy ! Component: 150 - total flux cleaned = 0.0146231 Jy ! Component: 200 - total flux cleaned = 0.01548 Jy ! Total flux subtracted in 200 components = 0.01548 Jy ! Clean residual min=-0.004175 max=0.005215 Jy/beam ! Clean residual mean=-0.000006 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.158166 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 48 components and 0.158166 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=0.065916Jy sigma=0.503198 ! Fit after self-cal, rms=0.065826Jy sigma=0.502366 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.065 x 2.747 at -18.32 degrees (North through East) ! Clean map min=-0.0037926 max=0.10415 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 1.00 KP 1.10 ! LA 1.03 MK 1.00 NL 1.10 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.01 KP 1.10 ! LA 1.01 MK 1.01 NL 1.11 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 0.99 KP 1.11 ! LA 1.03 MK 1.05 NL 1.10 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00 HN 1.00 KP 1.10 ! LA 1.02 MK 1.02 NL 1.11 OV 0.95 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.96 KP 1.12 ! LA 0.99 MK 1.04 NL 1.09 OV 0.93 ! PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 HN 0.98 KP 1.10 ! LA 1.03 MK 1.02 NL 1.10 OV 0.96 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.96 KP 1.10 ! LA 1.00 MK 0.97 NL 1.09 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 1.02 KP 1.10 ! LA 1.03 MK 1.01 NL 1.10 OV 0.95 ! PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 0.94 KP 1.05 ! LA 1.00 MK 1.06 NL 1.08 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.94 KP 1.08 ! LA 0.98 MK 0.99 NL 1.07 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HN 0.97 KP 1.11 ! LA 1.02 MK 1.00 NL 1.07 OV 0.94 ! PT 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.97 KP 1.08 ! LA 1.00 MK 1.03 NL 1.06 OV 0.94 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.065826Jy sigma=0.502366 ! Fit after self-cal, rms=0.061584Jy sigma=0.492929 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.074 mas, bmaj=2.704 mas, bpa=-18.11 degrees ! Estimated noise=0.40606 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 = 0.00232168 Jy ! Component: 100 - total flux cleaned = 0.00220702 Jy ! Component: 150 - total flux cleaned = 0.00215847 Jy ! Component: 200 - total flux cleaned = 0.00224836 Jy ! Total flux subtracted in 200 components = 0.00224836 Jy ! Clean residual min=-0.002072 max=0.002359 Jy/beam ! Clean residual mean=-0.000002 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.160415 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.160414 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=0.061430Jy sigma=0.491482 ! Fit after self-cal, rms=0.061380Jy sigma=0.491193 ! Inverting map ! Added new window around map position (2.2, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214151 Jy ! Component: 100 - total flux cleaned = 0.00220657 Jy ! Component: 150 - total flux cleaned = 0.00215814 Jy ! Component: 200 - total flux cleaned = 0.00211502 Jy ! Total flux subtracted in 200 components = 0.00211502 Jy ! Clean residual min=-0.001882 max=0.001709 Jy/beam ! Clean residual mean=-0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.162529 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.16253 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=0.061263Jy sigma=0.490223 ! Fit after self-cal, rms=0.061251Jy sigma=0.490169 ! 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=0.061251Jy sigma=0.490169 ! Fit after self-cal, rms=0.063151Jy sigma=0.486380 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.067 mas, bmaj=2.72 mas, bpa=-18.02 degrees ! Estimated noise=0.408573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000740947 Jy ! Component: 100 - total flux cleaned = 0.000870253 Jy ! Component: 150 - total flux cleaned = 0.000906374 Jy ! Component: 200 - total flux cleaned = 0.000939388 Jy ! Total flux subtracted in 200 components = 0.000939388 Jy ! Clean residual min=-0.001122 max=0.001168 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.163469 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.163469 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=0.063088Jy sigma=0.485918 ! Fit after self-cal, rms=0.063088Jy sigma=0.485829 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 (-4.8, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101531 Jy ! Component: 100 - total flux cleaned = 0.000913751 Jy ! Component: 150 - total flux cleaned = 0.000796948 Jy ! Component: 200 - total flux cleaned = 0.000690146 Jy ! Total flux subtracted in 200 components = 0.000690146 Jy ! Clean residual min=-0.001154 max=0.001091 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.164159 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.164159 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=0.063045Jy sigma=0.485505 ! Fit after self-cal, rms=0.063039Jy sigma=0.485485 ! 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=0.063039Jy sigma=0.485485 ! Fit after self-cal, rms=0.065569Jy sigma=0.485241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.072 mas, bmaj=2.724 mas, bpa=-17.71 degrees ! Estimated noise=0.410215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278931 Jy ! Component: 100 - total flux cleaned = 0.000428339 Jy ! Component: 150 - total flux cleaned = 0.000453869 Jy ! Component: 200 - total flux cleaned = 0.000525012 Jy ! Total flux subtracted in 200 components = 0.000525012 Jy ! Clean residual min=-0.001081 max=0.001095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.164684 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 154 components and 0.164684 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=0.065540Jy sigma=0.485035 ! Fit after self-cal, rms=0.065541Jy sigma=0.485024 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 = 0.000205135 Jy ! Component: 100 - total flux cleaned = 0.00024929 Jy ! Component: 150 - total flux cleaned = 0.000269908 Jy ! Component: 200 - total flux cleaned = 0.000270527 Jy ! Total flux subtracted in 200 components = 0.000270527 Jy ! Clean residual min=-0.001042 max=0.001069 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.164955 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 166 components and 0.164955 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=0.065522Jy sigma=0.484925 ! Fit after self-cal, rms=0.065518Jy sigma=0.484920 ! 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=0.065518Jy sigma=0.484920 ! Fit after self-cal, rms=0.065619Jy sigma=0.484881 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.215 mas, bmaj=3.052 mas, bpa=-13.58 degrees ! Estimated noise=0.463493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.54377e-05 Jy ! Component: 100 - total flux cleaned = 0.000134383 Jy ! Component: 150 - total flux cleaned = 0.000152719 Jy ! Component: 200 - total flux cleaned = 0.000137068 Jy ! Total flux subtracted in 200 components = 0.000137068 Jy ! Clean residual min=-0.000959 max=0.000941 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.165092 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 191 components and 0.165092 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=0.065613Jy sigma=0.484798 ! Fit after self-cal, rms=0.065614Jy sigma=0.484793 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 = -2.98607e-05 Jy ! Component: 100 - total flux cleaned = -5.7027e-05 Jy ! Component: 150 - total flux cleaned = -5.67675e-05 Jy ! Component: 200 - total flux cleaned = -6.86728e-05 Jy ! Total flux subtracted in 200 components = -6.86728e-05 Jy ! Clean residual min=-0.000932 max=0.000922 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.165023 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 202 components and 0.165023 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=0.065610Jy sigma=0.484761 ! Fit after self-cal, rms=0.065610Jy sigma=0.484758 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.073 mas, bmaj=2.723 mas, bpa=-17.69 degrees ! Estimated noise=0.410427 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.073 x 2.723 at -17.69 degrees (North through East) ! Clean map min=-0.0011256 max=0.10259 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=0.7861 mas, bmaj=2.614 mas, bpa=-19.09 degrees ! Estimated noise=0.973354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0770157 Jy ! Component: 100 - total flux cleaned = 0.103832 Jy ! Component: 150 - total flux cleaned = 0.11966 Jy ! Component: 200 - total flux cleaned = 0.130238 Jy ! Total flux subtracted in 200 components = 0.130238 Jy ! Clean residual min=-0.003059 max=0.005899 Jy/beam ! Clean residual mean=0.000000 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.130238 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.130238 Jy ! Inverting map and beam ! Estimated beam: bmin=1.073 mas, bmaj=2.723 mas, bpa=-17.69 degrees ! Estimated noise=0.410427 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 = 0.0113638 Jy ! Component: 100 - total flux cleaned = 0.0184656 Jy ! Component: 150 - total flux cleaned = 0.0231493 Jy ! Component: 200 - total flux cleaned = 0.0263681 Jy ! Total flux subtracted in 200 components = 0.0263681 Jy ! Clean residual min=-0.001508 max=0.001808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.156606 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 55 components and 0.156606 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238977 Jy ! Component: 100 - total flux cleaned = 0.00428065 Jy ! Component: 150 - total flux cleaned = 0.00571132 Jy ! Component: 200 - total flux cleaned = 0.0065967 Jy ! Total flux subtracted in 200 components = 0.0065967 Jy ! Clean residual min=-0.001185 max=0.001298 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.163203 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 88 components and 0.163203 Jy ! Inverting map ! Added new window around map position (2.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000925159 Jy ! Component: 100 - total flux cleaned = 0.00122016 Jy ! Component: 150 - total flux cleaned = 0.00141378 Jy ! Component: 200 - total flux cleaned = 0.00155852 Jy ! Total flux subtracted in 200 components = 0.00155852 Jy ! Clean residual min=-0.001024 max=0.000937 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.164761 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 113 components and 0.164761 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=2.215 mas, bmaj=3.052 mas, bpa=-13.58 degrees ! Estimated noise=0.463493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000604545 Jy ! Component: 100 - total flux cleaned = 0.000790053 Jy ! Component: 150 - total flux cleaned = 0.000867167 Jy ! Component: 200 - total flux cleaned = 0.000845412 Jy ! Total flux subtracted in 200 components = 0.000845412 Jy ! Clean residual min=-0.001013 max=0.000982 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.165607 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 = -2.19216e-08 Jy ! Component: 100 - total flux cleaned = -3.72955e-05 Jy ! Component: 150 - total flux cleaned = -7.17687e-05 Jy ! Component: 200 - total flux cleaned = -0.000121103 Jy ! Total flux subtracted in 200 components = -0.000121103 Jy ! Clean residual min=-0.000972 max=0.000910 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.165485 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 184 components and 0.165485 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.073 mas, bmaj=2.723 mas, bpa=-17.69 degrees ! Estimated noise=0.410427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000415086 Jy ! Component: 100 - total flux cleaned = -0.000533413 Jy ! Component: 150 - total flux cleaned = -0.000536473 Jy ! Component: 200 - total flux cleaned = -0.000562809 Jy ! Total flux subtracted in 200 components = -0.000562809 Jy ! Clean residual min=-0.000955 max=0.000885 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.164923 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 204 components and 0.164923 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=0.065631Jy sigma=0.484727 ! Fit after self-cal, rms=0.065616Jy sigma=0.484661 wmodel J2053+2248_X_map.mod ! Writing 204 model components to file: J2053+2248_X_map.mod wobs J2053+2248_X_uvs.fits ! Writing UV FITS file: J2053+2248_X_uvs.fits wwins J2053+2248_X_map.win ! wwins: Wrote 6 windows to J2053+2248_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 = -0.000128682 Jy ! Component: 100 - total flux cleaned = -0.000371243 Jy ! Component: 150 - total flux cleaned = -0.000604473 Jy ! Component: 200 - total flux cleaned = -0.000788068 Jy ! Component: 250 - total flux cleaned = -0.000953024 Jy ! Component: 300 - total flux cleaned = -0.00104657 Jy ! Component: 350 - total flux cleaned = -0.00115098 Jy ! Component: 400 - total flux cleaned = -0.0012146 Jy ! Component: 450 - total flux cleaned = -0.00122703 Jy ! Component: 500 - total flux cleaned = -0.00126395 Jy ! Component: 550 - total flux cleaned = -0.00127596 Jy ! Component: 600 - total flux cleaned = -0.00129983 Jy ! Component: 650 - total flux cleaned = -0.00133479 Jy ! Component: 700 - total flux cleaned = -0.00138073 Jy ! Component: 750 - total flux cleaned = -0.00141488 Jy ! Component: 800 - total flux cleaned = -0.00148163 Jy ! Component: 850 - total flux cleaned = -0.00151425 Jy ! Component: 900 - total flux cleaned = -0.00151411 Jy ! Component: 950 - total flux cleaned = -0.00155691 Jy ! Component: 1000 - total flux cleaned = -0.00157812 Jy ! Component: 1050 - total flux cleaned = -0.0016303 Jy ! Component: 1100 - total flux cleaned = -0.00167162 Jy ! Component: 1150 - total flux cleaned = -0.00171231 Jy ! Component: 1200 - total flux cleaned = -0.00177281 Jy ! Component: 1250 - total flux cleaned = -0.0018324 Jy ! Component: 1300 - total flux cleaned = -0.00189148 Jy ! Component: 1350 - total flux cleaned = -0.00188189 Jy ! Component: 1400 - total flux cleaned = -0.0019399 Jy ! Component: 1450 - total flux cleaned = -0.00196858 Jy ! Component: 1500 - total flux cleaned = -0.00200652 Jy ! Component: 1550 - total flux cleaned = -0.00205331 Jy ! Component: 1600 - total flux cleaned = -0.00207185 Jy ! Component: 1650 - total flux cleaned = -0.00212699 Jy ! Component: 1700 - total flux cleaned = -0.00219056 Jy ! Component: 1750 - total flux cleaned = -0.00221754 Jy ! Component: 1800 - total flux cleaned = -0.00222653 Jy ! Component: 1850 - total flux cleaned = -0.00229745 Jy ! Component: 1900 - total flux cleaned = -0.00234136 Jy ! Component: 1950 - total flux cleaned = -0.00239362 Jy ! Component: 2000 - total flux cleaned = -0.00241959 Jy ! Component: 2050 - total flux cleaned = -0.00247112 Jy ! Component: 2100 - total flux cleaned = -0.00255622 Jy ! Component: 2150 - total flux cleaned = -0.00255621 Jy ! Component: 2200 - total flux cleaned = -0.00259814 Jy ! Component: 2250 - total flux cleaned = -0.00259812 Jy ! Component: 2300 - total flux cleaned = -0.00263123 Jy ! Component: 2350 - total flux cleaned = -0.00269685 Jy ! Component: 2400 - total flux cleaned = -0.00272124 Jy ! Component: 2450 - total flux cleaned = -0.00274546 Jy ! Component: 2500 - total flux cleaned = -0.00279372 Jy ! Component: 2550 - total flux cleaned = -0.00280967 Jy ! Component: 2600 - total flux cleaned = -0.00286509 Jy ! Component: 2650 - total flux cleaned = -0.00290454 Jy ! Component: 2700 - total flux cleaned = -0.00296704 Jy ! Component: 2750 - total flux cleaned = -0.00299029 Jy ! Component: 2800 - total flux cleaned = -0.00301348 Jy ! Component: 2850 - total flux cleaned = -0.00305947 Jy ! Component: 2900 - total flux cleaned = -0.00311281 Jy ! Component: 2950 - total flux cleaned = -0.00312033 Jy ! Component: 3000 - total flux cleaned = -0.00315054 Jy ! Component: 3050 - total flux cleaned = -0.0031954 Jy ! Component: 3100 - total flux cleaned = -0.00320295 Jy ! Component: 3150 - total flux cleaned = -0.00322521 Jy ! Component: 3200 - total flux cleaned = -0.00327667 Jy ! Component: 3250 - total flux cleaned = -0.0032986 Jy ! Component: 3300 - total flux cleaned = -0.00333496 Jy ! Component: 3350 - total flux cleaned = -0.00332056 Jy ! Component: 3400 - total flux cleaned = -0.00337806 Jy ! Component: 3450 - total flux cleaned = -0.00340659 Jy ! Component: 3500 - total flux cleaned = -0.00340659 Jy ! Component: 3550 - total flux cleaned = -0.00341364 Jy ! Component: 3600 - total flux cleaned = -0.00344175 Jy ! Component: 3650 - total flux cleaned = -0.00344178 Jy ! Component: 3700 - total flux cleaned = -0.00346264 Jy ! Component: 3750 - total flux cleaned = -0.00348335 Jy ! Component: 3800 - total flux cleaned = -0.00350399 Jy ! Component: 3850 - total flux cleaned = -0.00349718 Jy ! Component: 3900 - total flux cleaned = -0.00351077 Jy ! Component: 3950 - total flux cleaned = -0.00356493 Jy ! Component: 4000 - total flux cleaned = -0.0035851 Jy ! Component: 4050 - total flux cleaned = -0.00358512 Jy ! Total flux subtracted in 4096 components = -0.00361187 Jy ! Clean residual min=-0.000372 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.161311 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 498 components and 0.161311 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2053+2248_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.073 x 2.723 at -17.69 degrees (North through East) ! Clean map min=-0.0007685 max=0.10283 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2053+2248_X_map.fits wmodel /image_prod/ug002_uva//J2053+2248_X_map.mod ! Writing 498 model components to file: /image_prod/ug002_uva//J2053+2248_X_map.mod wobs /image_prod/ug002_uva//J2053+2248_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2053+2248_X_uvs.fits wwins /image_prod/ug002_uva//J2053+2248_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J2053+2248_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.102829 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116316 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.339347 0.339347 0.678694 1.35739 2.71478 5.42955 10.8591 21.7182 43.4364 86.8728 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.102 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 884.05 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2053+2248_X_dfm.log closed on Thu Mar 5 05:00:18 2020