! Started logfile: /image_prod/ug002_uva//J1938+6307_X_a_dfm.log on Thu Mar 5 04:18:44 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//J1938+6307_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938+6307_X_a_uva.fits ! AN table 1: 202 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.845545 visibilities/baseline/integration-bin. ! Found source: J1938+6307 ! ! 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 92232 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 J1938+6307_X_a] 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 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 152 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003913Jy sigma=8.897725 ! Fit after self-cal, rms=0.919743Jy sigma=8.151388 ! 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=0.7145 mas, bmaj=0.879 mas, bpa=-42.58 degrees ! Estimated noise=0.701975 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 = 0.060799 Jy ! Component: 100 - total flux cleaned = 0.0748321 Jy ! Total flux subtracted in 100 components = 0.0748321 Jy ! Clean residual min=-0.002895 max=0.005230 Jy/beam ! Clean residual mean=0.000008 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0748321 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0748321 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=0.059563Jy sigma=0.494961 ! Fit after self-cal, rms=0.059328Jy sigma=0.492961 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577579 Jy ! Component: 100 - total flux cleaned = 0.00842275 Jy ! Total flux subtracted in 100 components = 0.00842275 Jy ! Clean residual min=-0.002421 max=0.004148 Jy/beam ! Clean residual mean=0.000008 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0832548 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.0832548 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=0.058585Jy sigma=0.485991 ! Fit after self-cal, rms=0.058586Jy sigma=0.485929 ! Inverting map ! Added new window around map position (4.2, 9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385309 Jy ! Component: 100 - total flux cleaned = 0.00618642 Jy ! Total flux subtracted in 100 components = 0.00618642 Jy ! Clean residual min=-0.002417 max=0.003119 Jy/beam ! Clean residual mean=0.000006 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.0894413 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.0894413 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=0.058123Jy sigma=0.481174 ! Fit after self-cal, rms=0.058057Jy sigma=0.480725 ! Inverting map ! Added new window around map position (3, 9.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289109 Jy ! Component: 100 - total flux cleaned = 0.00477748 Jy ! Total flux subtracted in 100 components = 0.00477748 Jy ! Clean residual min=-0.002368 max=0.002557 Jy/beam ! Clean residual mean=0.000005 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.0942187 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.0942187 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=0.057790Jy sigma=0.478021 ! Fit after self-cal, rms=0.057756Jy sigma=0.477809 ! 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=0.998 mas, bmaj=1.178 mas, bpa=-45.21 degrees ! Estimated noise=0.266659 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 (4.2, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425088 Jy ! Component: 100 - total flux cleaned = 0.00716562 Jy ! Component: 150 - total flux cleaned = 0.00941612 Jy ! Component: 200 - total flux cleaned = 0.0111943 Jy ! Total flux subtracted in 200 components = 0.0111943 Jy ! Clean residual min=-0.002037 max=0.002557 Jy/beam ! Clean residual mean=-0.000002 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.105413 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.105413 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=0.057362Jy sigma=0.473932 ! Fit after self-cal, rms=0.057323Jy sigma=0.473610 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.998 x 1.178 at -45.21 degrees (North through East) ! Clean map min=-0.0019459 max=0.081296 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.00 KP 1.05 ! LA 0.98 MK 1.03 NL 1.11 OV 1.04 ! PT 0.87 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.94 KP 1.03 ! LA 1.00 MK 1.01 NL 1.15 OV 1.01 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.95 KP 1.02 ! LA 0.98 MK 1.01 NL 1.13 OV 1.00 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.01 ! LA 0.98 MK 1.03 NL 1.10 OV 0.98 ! PT 0.88 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.97 KP 1.02 ! LA 0.96 MK 0.99 NL 1.12 OV 1.01 ! PT 0.87 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.96 KP 1.01 ! LA 0.94 MK 0.99 NL 1.15 OV 1.02 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.94 KP 1.02 ! LA 0.95 MK 1.06 NL 1.16 OV 0.99 ! PT 0.85 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.97 KP 1.03 ! LA 0.98 MK 1.01 NL 1.13 OV 1.01 ! PT 0.85 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.97 KP 0.96 ! LA 0.96 MK 1.02 NL 1.09 OV 1.04 ! PT 0.88 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.95 KP 1.02 ! LA 0.95 MK 1.03 NL 1.13 OV 0.98 ! PT 0.86 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.93 KP 1.04 ! LA 0.99 MK 0.99 NL 1.08 OV 1.00 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.92 HN 0.98 KP 1.04 ! LA 0.94 MK 1.03 NL 1.15 OV 1.00 ! PT 0.87 SC 1.02 ! ! ! Fit before self-cal, rms=0.057323Jy sigma=0.473610 ! Fit after self-cal, rms=0.055183Jy sigma=0.468334 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.191 mas, bpa=-45.36 degrees ! Estimated noise=0.262284 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 = 0.0020823 Jy ! Component: 100 - total flux cleaned = 0.00306104 Jy ! Component: 150 - total flux cleaned = 0.00341883 Jy ! Component: 200 - total flux cleaned = 0.00357451 Jy ! Total flux subtracted in 200 components = 0.00357451 Jy ! Clean residual min=-0.001499 max=0.001802 Jy/beam ! Clean residual mean=-0.000005 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.108987 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.108987 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=0.055105Jy sigma=0.467490 ! Fit after self-cal, rms=0.055097Jy sigma=0.467231 ! 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=0.055097Jy sigma=0.467231 ! Fit after self-cal, rms=0.055639Jy sigma=0.465539 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.187 mas, bpa=-45.21 degrees ! Estimated noise=0.263202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000826399 Jy ! Component: 100 - total flux cleaned = 0.00122548 Jy ! Component: 150 - total flux cleaned = 0.00135111 Jy ! Component: 200 - total flux cleaned = 0.00144103 Jy ! Total flux subtracted in 200 components = 0.00144103 Jy ! Clean residual min=-0.001018 max=0.001387 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.110429 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.110428 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=0.055626Jy sigma=0.465394 ! Fit after self-cal, rms=0.055641Jy sigma=0.465336 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 (-8.6, 36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150828 Jy ! Component: 100 - total flux cleaned = 0.00245597 Jy ! Component: 150 - total flux cleaned = 0.0031005 Jy ! Component: 200 - total flux cleaned = 0.00350349 Jy ! Total flux subtracted in 200 components = 0.00350349 Jy ! Clean residual min=-0.000935 max=0.001064 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.113932 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 120 components and 0.113932 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=0.055598Jy sigma=0.464855 ! Fit after self-cal, rms=0.055592Jy sigma=0.464815 ! Inverting map ! Added new window around map position (-3, 37.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120691 Jy ! Component: 100 - total flux cleaned = 0.00204326 Jy ! Component: 150 - total flux cleaned = 0.00265822 Jy ! Component: 200 - total flux cleaned = 0.00314726 Jy ! Total flux subtracted in 200 components = 0.00314726 Jy ! Clean residual min=-0.000846 max=0.001017 Jy/beam ! Clean residual mean=0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.117079 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 151 components and 0.117079 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=0.055563Jy sigma=0.464449 ! Fit after self-cal, rms=0.055558Jy sigma=0.464416 ! Inverting map ! Added new window around map position (4.4, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000993913 Jy ! Component: 100 - total flux cleaned = 0.00143234 Jy ! Component: 150 - total flux cleaned = 0.00164652 Jy ! Component: 200 - total flux cleaned = 0.00180393 Jy ! Total flux subtracted in 200 components = 0.00180393 Jy ! Clean residual min=-0.000787 max=0.000828 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.118883 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 0.118883 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=0.055537Jy sigma=0.464205 ! Fit after self-cal, rms=0.055535Jy sigma=0.464191 ! 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=0.055535Jy sigma=0.464191 ! Fit after self-cal, rms=0.055987Jy sigma=0.463813 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.187 mas, bpa=-45.08 degrees ! Estimated noise=0.263346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000601334 Jy ! Component: 100 - total flux cleaned = 0.000957327 Jy ! Component: 150 - total flux cleaned = 0.00125289 Jy ! Component: 200 - total flux cleaned = 0.00153057 Jy ! Total flux subtracted in 200 components = 0.00153057 Jy ! Clean residual min=-0.000737 max=0.000743 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.120414 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 181 components and 0.120414 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=0.055977Jy sigma=0.463705 ! Fit after self-cal, rms=0.055984Jy sigma=0.463690 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 = 0.000345571 Jy ! Component: 100 - total flux cleaned = 0.000568666 Jy ! Component: 150 - total flux cleaned = 0.000688663 Jy ! Component: 200 - total flux cleaned = 0.000767094 Jy ! Total flux subtracted in 200 components = 0.000767094 Jy ! Clean residual min=-0.000737 max=0.000753 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.121181 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 187 components and 0.121181 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=0.055979Jy sigma=0.463639 ! Fit after self-cal, rms=0.055979Jy sigma=0.463636 ! Inverting map ! Added new window around map position (-3.4, 30.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688297 Jy ! Component: 100 - total flux cleaned = 0.0010755 Jy ! Component: 150 - total flux cleaned = 0.00134542 Jy ! Component: 200 - total flux cleaned = 0.00156406 Jy ! Total flux subtracted in 200 components = 0.00156406 Jy ! Clean residual min=-0.000715 max=0.000703 Jy/beam ! Clean residual mean=0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.122745 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 208 components and 0.122745 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=0.055969Jy sigma=0.463538 ! Fit after self-cal, rms=0.055967Jy sigma=0.463527 ! 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=0.055967Jy sigma=0.463527 ! Fit after self-cal, rms=0.055964Jy sigma=0.463508 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.238 mas, bmaj=2.539 mas, bpa=-82.63 degrees ! Estimated noise=0.33943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000790212 Jy ! Component: 100 - total flux cleaned = 0.00140998 Jy ! Component: 150 - total flux cleaned = 0.00192323 Jy ! Component: 200 - total flux cleaned = 0.00227558 Jy ! Total flux subtracted in 200 components = 0.00227558 Jy ! Clean residual min=-0.000844 max=0.000994 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.125021 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 226 components and 0.125021 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=0.055961Jy sigma=0.463455 ! Fit after self-cal, rms=0.055959Jy sigma=0.463449 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 = 0.000466866 Jy ! Component: 100 - total flux cleaned = 0.000799053 Jy ! Component: 150 - total flux cleaned = 0.00104825 Jy ! Component: 200 - total flux cleaned = 0.00125903 Jy ! Total flux subtracted in 200 components = 0.00125903 Jy ! Clean residual min=-0.000834 max=0.000978 Jy/beam ! Clean residual mean=0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.12628 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 234 components and 0.12628 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=0.055959Jy sigma=0.463442 ! Fit after self-cal, rms=0.055959Jy sigma=0.463439 ! 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=1.008 mas, bmaj=1.187 mas, bpa=-45.16 degrees ! Estimated noise=0.263494 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.008 x 1.187 at -45.16 degrees (North through East) ! Clean map min=-0.00066754 max=0.079905 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=0.7219 mas, bmaj=0.8834 mas, bpa=-42.35 degrees ! Estimated noise=0.704033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0609714 Jy ! Component: 100 - total flux cleaned = 0.075117 Jy ! Component: 150 - total flux cleaned = 0.0817718 Jy ! Component: 200 - total flux cleaned = 0.08645 Jy ! Total flux subtracted in 200 components = 0.08645 Jy ! Clean residual min=-0.001882 max=0.002689 Jy/beam ! Clean residual mean=0.000007 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0864499 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0864499 Jy ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.187 mas, bpa=-45.16 degrees ! Estimated noise=0.263494 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 = 0.00658189 Jy ! Component: 100 - total flux cleaned = 0.0109602 Jy ! Component: 150 - total flux cleaned = 0.0141866 Jy ! Component: 200 - total flux cleaned = 0.0166865 Jy ! Total flux subtracted in 200 components = 0.0166865 Jy ! Clean residual min=-0.001117 max=0.001560 Jy/beam ! Clean residual mean=0.000003 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.103136 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 77 components and 0.103136 Jy ! Inverting map ! Added new window around map position (-2.6, 39). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209408 Jy ! Component: 100 - total flux cleaned = 0.00390067 Jy ! Component: 150 - total flux cleaned = 0.00550613 Jy ! Component: 200 - total flux cleaned = 0.00694554 Jy ! Total flux subtracted in 200 components = 0.00694554 Jy ! Clean residual min=-0.000963 max=0.001054 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.110082 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 131 components and 0.110082 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=2.238 mas, bmaj=2.539 mas, bpa=-82.63 degrees ! Estimated noise=0.33943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270897 Jy ! Component: 100 - total flux cleaned = 0.00482517 Jy ! Component: 150 - total flux cleaned = 0.00657418 Jy ! Component: 200 - total flux cleaned = 0.00805753 Jy ! Total flux subtracted in 200 components = 0.00805753 Jy ! Clean residual min=-0.001129 max=0.001265 Jy/beam ! Clean residual mean=0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.118139 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 = 0.00126653 Jy ! Component: 100 - total flux cleaned = 0.00235304 Jy ! Component: 150 - total flux cleaned = 0.0032934 Jy ! Component: 200 - total flux cleaned = 0.00411224 Jy ! Total flux subtracted in 200 components = 0.00411224 Jy ! Clean residual min=-0.000882 max=0.001019 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.122252 Jy ! Adding 141 model components to the UV plane model. ! The established model now contains 242 components and 0.122252 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.187 mas, bpa=-45.16 degrees ! Estimated noise=0.263494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000578282 Jy ! Component: 100 - total flux cleaned = 0.00105053 Jy ! Component: 150 - total flux cleaned = 0.00143595 Jy ! Component: 200 - total flux cleaned = 0.00175405 Jy ! Total flux subtracted in 200 components = 0.00175405 Jy ! Clean residual min=-0.000751 max=0.000725 Jy/beam ! Clean residual mean=0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.124006 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 266 components and 0.124006 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=0.055967Jy sigma=0.463533 ! Fit after self-cal, rms=0.055961Jy sigma=0.463491 wmodel J1938+6307_X_a_map.mod ! Writing 266 model components to file: J1938+6307_X_a_map.mod wobs J1938+6307_X_a_uvs.fits ! Writing UV FITS file: J1938+6307_X_a_uvs.fits wwins J1938+6307_X_a_map.win ! wwins: Wrote 9 windows to J1938+6307_X_a_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 = -8.2969e-05 Jy ! Component: 100 - total flux cleaned = -9.50403e-05 Jy ! Component: 150 - total flux cleaned = -9.50472e-05 Jy ! Component: 200 - total flux cleaned = -9.52396e-05 Jy ! Component: 250 - total flux cleaned = -0.000105741 Jy ! Component: 300 - total flux cleaned = -9.57789e-05 Jy ! Component: 350 - total flux cleaned = -0.000126032 Jy ! Component: 400 - total flux cleaned = -0.000165084 Jy ! Component: 450 - total flux cleaned = -0.000203273 Jy ! Component: 500 - total flux cleaned = -0.000222103 Jy ! Component: 550 - total flux cleaned = -0.00023136 Jy ! Component: 600 - total flux cleaned = -0.00024979 Jy ! Component: 650 - total flux cleaned = -0.000277015 Jy ! Component: 700 - total flux cleaned = -0.000312536 Jy ! Component: 750 - total flux cleaned = -0.000330039 Jy ! Component: 800 - total flux cleaned = -0.000347283 Jy ! Component: 850 - total flux cleaned = -0.000372929 Jy ! Component: 900 - total flux cleaned = -0.000372908 Jy ! Component: 950 - total flux cleaned = -0.000397958 Jy ! Component: 1000 - total flux cleaned = -0.000414578 Jy ! Component: 1050 - total flux cleaned = -0.000447313 Jy ! Component: 1100 - total flux cleaned = -0.000463377 Jy ! Component: 1150 - total flux cleaned = -0.00047137 Jy ! Component: 1200 - total flux cleaned = -0.000487193 Jy ! Component: 1250 - total flux cleaned = -0.000479305 Jy ! Component: 1300 - total flux cleaned = -0.000479412 Jy ! Component: 1350 - total flux cleaned = -0.000487174 Jy ! Component: 1400 - total flux cleaned = -0.000509979 Jy ! Component: 1450 - total flux cleaned = -0.00050241 Jy ! Component: 1500 - total flux cleaned = -0.000524805 Jy ! Component: 1550 - total flux cleaned = -0.00051753 Jy ! Component: 1600 - total flux cleaned = -0.000510074 Jy ! Component: 1650 - total flux cleaned = -0.000546384 Jy ! Component: 1700 - total flux cleaned = -0.000546368 Jy ! Component: 1750 - total flux cleaned = -0.000553528 Jy ! Component: 1800 - total flux cleaned = -0.000574796 Jy ! Component: 1850 - total flux cleaned = -0.000567881 Jy ! Component: 1900 - total flux cleaned = -0.000595812 Jy ! Component: 1950 - total flux cleaned = -0.000609643 Jy ! Component: 2000 - total flux cleaned = -0.000616448 Jy ! Component: 2050 - total flux cleaned = -0.000630091 Jy ! Component: 2100 - total flux cleaned = -0.000643648 Jy ! Component: 2150 - total flux cleaned = -0.000656947 Jy ! Component: 2200 - total flux cleaned = -0.00065025 Jy ! Component: 2250 - total flux cleaned = -0.0006767 Jy ! Component: 2300 - total flux cleaned = -0.000676648 Jy ! Component: 2350 - total flux cleaned = -0.000663663 Jy ! Component: 2400 - total flux cleaned = -0.000683097 Jy ! Component: 2450 - total flux cleaned = -0.00068958 Jy ! Component: 2500 - total flux cleaned = -0.000721494 Jy ! Component: 2550 - total flux cleaned = -0.000721462 Jy ! Component: 2600 - total flux cleaned = -0.000708944 Jy ! Component: 2650 - total flux cleaned = -0.000721399 Jy ! Component: 2700 - total flux cleaned = -0.000721478 Jy ! Component: 2750 - total flux cleaned = -0.000740016 Jy ! Component: 2800 - total flux cleaned = -0.000752337 Jy ! Component: 2850 - total flux cleaned = -0.000734044 Jy ! Component: 2900 - total flux cleaned = -0.000721892 Jy ! Component: 2950 - total flux cleaned = -0.000734037 Jy ! Component: 3000 - total flux cleaned = -0.000728037 Jy ! Component: 3050 - total flux cleaned = -0.000745919 Jy ! Component: 3100 - total flux cleaned = -0.000739998 Jy ! Component: 3150 - total flux cleaned = -0.000710512 Jy ! Component: 3200 - total flux cleaned = -0.000710506 Jy ! Component: 3250 - total flux cleaned = -0.000710475 Jy ! Component: 3300 - total flux cleaned = -0.000704676 Jy ! Component: 3350 - total flux cleaned = -0.000693137 Jy ! Component: 3400 - total flux cleaned = -0.000641432 Jy ! Component: 3450 - total flux cleaned = -0.000647167 Jy ! Component: 3500 - total flux cleaned = -0.000652901 Jy ! Component: 3550 - total flux cleaned = -0.000647262 Jy ! Component: 3600 - total flux cleaned = -0.000635965 Jy ! Component: 3650 - total flux cleaned = -0.000619151 Jy ! Component: 3700 - total flux cleaned = -0.000602402 Jy ! Component: 3750 - total flux cleaned = -0.000591319 Jy ! Component: 3800 - total flux cleaned = -0.000591375 Jy ! Component: 3850 - total flux cleaned = -0.000569368 Jy ! Component: 3900 - total flux cleaned = -0.000563844 Jy ! Component: 3950 - total flux cleaned = -0.000542039 Jy ! Component: 4000 - total flux cleaned = -0.000542094 Jy ! Component: 4050 - total flux cleaned = -0.000520498 Jy ! Total flux subtracted in 4096 components = -0.000509737 Jy ! Clean residual min=-0.000336 max=0.000306 Jy/beam ! Clean residual mean=0.000001 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.123496 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 612 components and 0.123496 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938+6307_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.008 x 1.187 at -45.16 degrees (North through East) ! Clean map min=-0.00056712 max=0.079812 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938+6307_X_a_map.fits wmodel /image_prod/ug002_uva//J1938+6307_X_a_map.mod ! Writing 612 model components to file: /image_prod/ug002_uva//J1938+6307_X_a_map.mod wobs /image_prod/ug002_uva//J1938+6307_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938+6307_X_a_uvs.fits wwins /image_prod/ug002_uva//J1938+6307_X_a_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1938+6307_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0798119 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.32734e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.350599 0.350599 0.701199 1.4024 2.8048 5.60959 11.2192 22.4384 44.8767 89.7535 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 855.677 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938+6307_X_a_dfm.log closed on Thu Mar 5 04:18:53 2020