! Started logfile: /image_prod/ug002_uva//J1757+7539_X_dfm.log on Thu Mar 5 03:33:41 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//J1757+7539_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1757+7539_X_uva.fits ! AN table 1: 80 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.834444 visibilities/baseline/integration-bin. ! Found source: J1757+7539 ! ! 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 36048 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 J1757+7539_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010267Jy sigma=8.842314 ! Fit after self-cal, rms=0.880741Jy sigma=7.667540 ! 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=0.71 mas, bmaj=0.9132 mas, bpa=-38.9 degrees ! Estimated noise=0.944244 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 = 0.0810432 Jy ! Component: 100 - total flux cleaned = 0.111298 Jy ! Total flux subtracted in 100 components = 0.111298 Jy ! Clean residual min=-0.004357 max=0.014556 Jy/beam ! Clean residual mean=-0.000003 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.111298 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.111298 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=0.067873Jy sigma=0.564214 ! Fit after self-cal, rms=0.067763Jy sigma=0.563370 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176581 Jy ! Component: 100 - total flux cleaned = 0.0288581 Jy ! Total flux subtracted in 100 components = 0.0288581 Jy ! Clean residual min=-0.003156 max=0.006414 Jy/beam ! Clean residual mean=-0.000001 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.140156 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.140156 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=0.060330Jy sigma=0.486687 ! Fit after self-cal, rms=0.060295Jy sigma=0.486394 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00763036 Jy ! Component: 100 - total flux cleaned = 0.0128698 Jy ! Total flux subtracted in 100 components = 0.0128698 Jy ! Clean residual min=-0.002661 max=0.004489 Jy/beam ! Clean residual mean=0.000000 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.153026 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.153026 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=0.058759Jy sigma=0.470086 ! Fit after self-cal, rms=0.058753Jy sigma=0.470041 ! Inverting map ! Added new window around map position (0.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408369 Jy ! Component: 100 - total flux cleaned = 0.00555896 Jy ! Total flux subtracted in 100 components = 0.00555896 Jy ! Clean residual min=-0.002498 max=0.003169 Jy/beam ! Clean residual mean=0.000001 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.158585 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 33 components and 0.158585 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=0.058388Jy sigma=0.466329 ! Fit after self-cal, rms=0.058376Jy sigma=0.466218 ! 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=0.9517 mas, bmaj=1.191 mas, bpa=-39.25 degrees ! Estimated noise=0.43382 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 = 0.00292959 Jy ! Component: 100 - total flux cleaned = 0.00345402 Jy ! Component: 150 - total flux cleaned = 0.00363003 Jy ! Component: 200 - total flux cleaned = 0.00367574 Jy ! Total flux subtracted in 200 components = 0.00367574 Jy ! Clean residual min=-0.002098 max=0.002242 Jy/beam ! Clean residual mean=0.000004 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.16226 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.16226 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=0.058199Jy sigma=0.464428 ! Fit after self-cal, rms=0.058190Jy sigma=0.464372 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9517 x 1.191 at -39.25 degrees (North through East) ! Clean map min=-0.0022513 max=0.11752 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.92 KP 0.99 ! LA 1.01 MK 1.11 NL 0.97 OV 0.99 ! PT 1.00 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.93 KP 1.00 ! LA 0.99 MK 1.08 NL 0.97 OV 1.01 ! PT 0.96 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.92 KP 1.00 ! LA 1.01 MK 1.08 NL 0.98 OV 1.01 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.90 KP 0.99 ! LA 1.00 MK 1.09 NL 0.96 OV 1.03 ! PT 0.98 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.92 KP 1.00 ! LA 1.01 MK 1.06 NL 0.95 OV 1.01 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.92 KP 1.00 ! LA 1.00 MK 1.14 NL 0.94 OV 1.02 ! PT 1.00 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.96 KP 0.99 ! LA 1.01 MK 1.07 NL 0.99 OV 1.02 ! PT 1.00 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.89 KP 0.98 ! LA 1.02 MK 1.08 NL 0.96 OV 1.03 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.95 KP 1.04 ! LA 1.02 MK 1.10 NL 0.98 OV 1.00 ! PT 1.01 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.02 ! LA 1.00 MK 1.07 NL 0.98 OV 1.02 ! PT 1.02 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.94 KP 1.00 ! LA 1.01 MK 1.08 NL 0.94 OV 1.02 ! PT 0.99 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.91 KP 1.01 ! LA 1.00 MK 1.01 NL 0.96 OV 1.06 ! PT 1.01 SC 1.07 ! ! ! Fit before self-cal, rms=0.058190Jy sigma=0.464372 ! Fit after self-cal, rms=0.057991Jy sigma=0.460984 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9682 mas, bmaj=1.21 mas, bpa=-39.54 degrees ! Estimated noise=0.436749 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, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130827 Jy ! Component: 100 - total flux cleaned = 0.00130924 Jy ! Component: 150 - total flux cleaned = 0.00127352 Jy ! Component: 200 - total flux cleaned = 0.00117066 Jy ! Total flux subtracted in 200 components = 0.00117066 Jy ! Clean residual min=-0.001755 max=0.001820 Jy/beam ! Clean residual mean=0.000005 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.163431 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.163431 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=0.057886Jy sigma=0.460151 ! Fit after self-cal, rms=0.057873Jy sigma=0.460020 ! 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=0.057873Jy sigma=0.460020 ! Fit after self-cal, rms=0.058504Jy sigma=0.455546 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9616 mas, bmaj=1.221 mas, bpa=-40.69 degrees ! Estimated noise=0.436432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.37167e-05 Jy ! Component: 100 - total flux cleaned = -0.000295605 Jy ! Component: 150 - total flux cleaned = -0.00035132 Jy ! Component: 200 - total flux cleaned = -0.000376211 Jy ! Total flux subtracted in 200 components = -0.000376211 Jy ! Clean residual min=-0.001087 max=0.001086 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.163055 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 0.163055 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=0.058470Jy sigma=0.455269 ! Fit after self-cal, rms=0.058496Jy sigma=0.455218 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 (-1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000374333 Jy ! Component: 100 - total flux cleaned = 0.000348425 Jy ! Component: 150 - total flux cleaned = 0.000217097 Jy ! Component: 200 - total flux cleaned = 0.000193388 Jy ! Total flux subtracted in 200 components = 0.000193388 Jy ! Clean residual min=-0.001019 max=0.000926 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.163248 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.163248 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=0.058459Jy sigma=0.454958 ! Fit after self-cal, rms=0.058458Jy sigma=0.454939 ! 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=0.058458Jy sigma=0.454939 ! Fit after self-cal, rms=0.058582Jy sigma=0.454880 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9591 mas, bmaj=1.224 mas, bpa=-41.18 degrees ! Estimated noise=0.435576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.77575e-05 Jy ! Component: 100 - total flux cleaned = -3.55164e-06 Jy ! Component: 150 - total flux cleaned = -2.58861e-05 Jy ! Component: 200 - total flux cleaned = -4.67633e-05 Jy ! Total flux subtracted in 200 components = -4.67633e-05 Jy ! Clean residual min=-0.000982 max=0.000843 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.163201 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.163201 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=0.058559Jy sigma=0.454716 ! Fit after self-cal, rms=0.058562Jy sigma=0.454708 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 = 0.000140425 Jy ! Component: 100 - total flux cleaned = 0.000100904 Jy ! Component: 150 - total flux cleaned = 4.60943e-05 Jy ! Component: 200 - total flux cleaned = 4.5945e-05 Jy ! Total flux subtracted in 200 components = 4.5945e-05 Jy ! Clean residual min=-0.000967 max=0.000835 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.163247 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.163247 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=0.058550Jy sigma=0.454620 ! Fit after self-cal, rms=0.058550Jy sigma=0.454614 ! 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=0.058550Jy sigma=0.454614 ! Fit after self-cal, rms=0.058642Jy sigma=0.454584 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.351 mas, bmaj=2.781 mas, bpa=-22.59 degrees ! Estimated noise=0.563637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.49298e-06 Jy ! Component: 100 - total flux cleaned = 2.80225e-07 Jy ! Component: 150 - total flux cleaned = 8.38539e-07 Jy ! Component: 200 - total flux cleaned = 1.19708e-05 Jy ! Total flux subtracted in 200 components = 1.19708e-05 Jy ! Clean residual min=-0.000975 max=0.000807 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.163259 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 106 components and 0.163259 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=0.058638Jy sigma=0.454561 ! Fit after self-cal, rms=0.058641Jy sigma=0.454556 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 = 3.41342e-05 Jy ! Component: 100 - total flux cleaned = 5.63294e-05 Jy ! Component: 150 - total flux cleaned = 7.412e-05 Jy ! Component: 200 - total flux cleaned = 6.59551e-05 Jy ! Total flux subtracted in 200 components = 6.59551e-05 Jy ! Clean residual min=-0.000969 max=0.000803 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.163325 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.163325 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=0.058639Jy sigma=0.454546 ! Fit after self-cal, rms=0.058638Jy sigma=0.454542 ! 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=0.9576 mas, bmaj=1.226 mas, bpa=-41.5 degrees ! Estimated noise=0.434765 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9576 x 1.226 at -41.5 degrees (North through East) ! Clean map min=-0.00097248 max=0.11742 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=0.7136 mas, bmaj=0.941 mas, bpa=-40.85 degrees ! Estimated noise=0.957668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0818244 Jy ! Component: 100 - total flux cleaned = 0.112813 Jy ! Component: 150 - total flux cleaned = 0.129778 Jy ! Component: 200 - total flux cleaned = 0.140101 Jy ! Total flux subtracted in 200 components = 0.140101 Jy ! Clean residual min=-0.002529 max=0.005523 Jy/beam ! Clean residual mean=-0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.140101 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.140101 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9576 mas, bmaj=1.226 mas, bpa=-41.5 degrees ! Estimated noise=0.434765 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 = 0.0106446 Jy ! Component: 100 - total flux cleaned = 0.0161475 Jy ! Component: 150 - total flux cleaned = 0.0192489 Jy ! Component: 200 - total flux cleaned = 0.0211733 Jy ! Total flux subtracted in 200 components = 0.0211733 Jy ! Clean residual min=-0.001019 max=0.001753 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.161274 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 44 components and 0.161274 Jy ! Inverting map ! Added new window around map position (-0.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154273 Jy ! Component: 100 - total flux cleaned = 0.0021911 Jy ! Component: 150 - total flux cleaned = 0.00222749 Jy ! Component: 200 - total flux cleaned = 0.00232658 Jy ! Total flux subtracted in 200 components = 0.00232658 Jy ! Clean residual min=-0.000946 max=0.000948 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.163601 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 68 components and 0.163601 Jy ! Inverting map ! Added new window around map position (-22, -29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509 Jy ! Component: 100 - total flux cleaned = 0.0005679 Jy ! Component: 150 - total flux cleaned = 0.000595513 Jy ! Component: 200 - total flux cleaned = 0.000595295 Jy ! Total flux subtracted in 200 components = 0.000595295 Jy ! Clean residual min=-0.000923 max=0.000895 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.164196 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 84 components and 0.164196 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=2.351 mas, bmaj=2.781 mas, bpa=-22.59 degrees ! Estimated noise=0.563637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.63597e-05 Jy ! Component: 100 - total flux cleaned = 6.05393e-05 Jy ! Component: 150 - total flux cleaned = 3.04424e-05 Jy ! Component: 200 - total flux cleaned = -9.64695e-06 Jy ! Total flux subtracted in 200 components = -9.64695e-06 Jy ! Clean residual min=-0.000861 max=0.000784 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.164186 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.68584e-05 Jy ! Component: 100 - total flux cleaned = -5.97439e-05 Jy ! Component: 150 - total flux cleaned = -7.04786e-05 Jy ! Component: 200 - total flux cleaned = -8.01174e-05 Jy ! Total flux subtracted in 200 components = -8.01174e-05 Jy ! Clean residual min=-0.000823 max=0.000781 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.164106 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 112 components and 0.164106 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9576 mas, bmaj=1.226 mas, bpa=-41.5 degrees ! Estimated noise=0.434765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.40622e-06 Jy ! Component: 100 - total flux cleaned = -2.58496e-05 Jy ! Component: 150 - total flux cleaned = -2.57361e-05 Jy ! Component: 200 - total flux cleaned = -2.55256e-05 Jy ! Total flux subtracted in 200 components = -2.55256e-05 Jy ! Clean residual min=-0.000854 max=0.000873 Jy/beam ! Clean residual mean=-0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.164081 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 131 components and 0.164081 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=0.058608Jy sigma=0.454292 ! Fit after self-cal, rms=0.058600Jy sigma=0.454252 wmodel J1757+7539_X_map.mod ! Writing 131 model components to file: J1757+7539_X_map.mod wobs J1757+7539_X_uvs.fits ! Writing UV FITS file: J1757+7539_X_uvs.fits wwins J1757+7539_X_map.win ! wwins: Wrote 6 windows to J1757+7539_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -2.88625e-05 Jy ! Component: 100 - total flux cleaned = -0.000147463 Jy ! Component: 150 - total flux cleaned = -0.000304286 Jy ! Component: 200 - total flux cleaned = -0.000498661 Jy ! Component: 250 - total flux cleaned = -0.000661971 Jy ! Component: 300 - total flux cleaned = -0.00079571 Jy ! Component: 350 - total flux cleaned = -0.00090114 Jy ! Component: 400 - total flux cleaned = -0.000966141 Jy ! Component: 450 - total flux cleaned = -0.0010302 Jy ! Component: 500 - total flux cleaned = -0.00105547 Jy ! Component: 550 - total flux cleaned = -0.00113043 Jy ! Component: 600 - total flux cleaned = -0.00116742 Jy ! Component: 650 - total flux cleaned = -0.00120412 Jy ! Component: 700 - total flux cleaned = -0.00126434 Jy ! Component: 750 - total flux cleaned = -0.00124032 Jy ! Component: 800 - total flux cleaned = -0.00125231 Jy ! Component: 850 - total flux cleaned = -0.00131078 Jy ! Component: 900 - total flux cleaned = -0.00136875 Jy ! Component: 950 - total flux cleaned = -0.00136867 Jy ! Component: 1000 - total flux cleaned = -0.00142563 Jy ! Component: 1050 - total flux cleaned = -0.00144819 Jy ! Component: 1100 - total flux cleaned = -0.00144825 Jy ! Component: 1150 - total flux cleaned = -0.00153684 Jy ! Component: 1200 - total flux cleaned = -0.00150389 Jy ! Component: 1250 - total flux cleaned = -0.00154755 Jy ! Component: 1300 - total flux cleaned = -0.00159087 Jy ! Component: 1350 - total flux cleaned = -0.00161243 Jy ! Component: 1400 - total flux cleaned = -0.00164426 Jy ! Component: 1450 - total flux cleaned = -0.00171808 Jy ! Component: 1500 - total flux cleaned = -0.00173895 Jy ! Component: 1550 - total flux cleaned = -0.00172854 Jy ! Component: 1600 - total flux cleaned = -0.00175943 Jy ! Component: 1650 - total flux cleaned = -0.00175948 Jy ! Component: 1700 - total flux cleaned = -0.00173907 Jy ! Component: 1750 - total flux cleaned = -0.00174923 Jy ! Component: 1800 - total flux cleaned = -0.00173913 Jy ! Component: 1850 - total flux cleaned = -0.00176916 Jy ! Component: 1900 - total flux cleaned = -0.0018089 Jy ! Component: 1950 - total flux cleaned = -0.00180899 Jy ! Component: 2000 - total flux cleaned = -0.00175979 Jy ! Component: 2050 - total flux cleaned = -0.00180869 Jy ! Component: 2100 - total flux cleaned = -0.00184755 Jy ! Component: 2150 - total flux cleaned = -0.00180891 Jy ! Component: 2200 - total flux cleaned = -0.00186665 Jy ! Component: 2250 - total flux cleaned = -0.00189538 Jy ! Component: 2300 - total flux cleaned = -0.00189536 Jy ! Component: 2350 - total flux cleaned = -0.00192368 Jy ! Component: 2400 - total flux cleaned = -0.00194254 Jy ! Component: 2450 - total flux cleaned = -0.00195184 Jy ! Component: 2500 - total flux cleaned = -0.00198911 Jy ! Component: 2550 - total flux cleaned = -0.00198906 Jy ! Component: 2600 - total flux cleaned = -0.00198899 Jy ! Component: 2650 - total flux cleaned = -0.0020349 Jy ! Component: 2700 - total flux cleaned = -0.00200747 Jy ! Component: 2750 - total flux cleaned = -0.00203476 Jy ! Component: 2800 - total flux cleaned = -0.0020981 Jy ! Component: 2850 - total flux cleaned = -0.00207104 Jy ! Component: 2900 - total flux cleaned = -0.00210691 Jy ! Component: 2950 - total flux cleaned = -0.0021694 Jy ! Component: 3000 - total flux cleaned = -0.00215163 Jy ! Component: 3050 - total flux cleaned = -0.00216049 Jy ! Component: 3100 - total flux cleaned = -0.00219567 Jy ! Component: 3150 - total flux cleaned = -0.00224819 Jy ! Component: 3200 - total flux cleaned = -0.00223948 Jy ! Component: 3250 - total flux cleaned = -0.00220475 Jy ! Component: 3300 - total flux cleaned = -0.002222 Jy ! Component: 3350 - total flux cleaned = -0.00224782 Jy ! Component: 3400 - total flux cleaned = -0.00224784 Jy ! Component: 3450 - total flux cleaned = -0.00225638 Jy ! Component: 3500 - total flux cleaned = -0.00228189 Jy ! Component: 3550 - total flux cleaned = -0.00229023 Jy ! Component: 3600 - total flux cleaned = -0.00232389 Jy ! Component: 3650 - total flux cleaned = -0.002282 Jy ! Component: 3700 - total flux cleaned = -0.00234041 Jy ! Component: 3750 - total flux cleaned = -0.00231548 Jy ! Component: 3800 - total flux cleaned = -0.00234024 Jy ! Component: 3850 - total flux cleaned = -0.00237322 Jy ! Component: 3900 - total flux cleaned = -0.002324 Jy ! Component: 3950 - total flux cleaned = -0.00233222 Jy ! Component: 4000 - total flux cleaned = -0.0023404 Jy ! Component: 4050 - total flux cleaned = -0.00238909 Jy ! Total flux subtracted in 4096 components = -0.00239714 Jy ! Clean residual min=-0.000452 max=0.000490 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.161684 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 482 components and 0.161684 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1757+7539_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9576 x 1.226 at -41.5 degrees (North through East) ! Clean map min=-0.00079409 max=0.1177 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1757+7539_X_map.fits wmodel /image_prod/ug002_uva//J1757+7539_X_map.mod ! Writing 482 model components to file: /image_prod/ug002_uva//J1757+7539_X_map.mod wobs /image_prod/ug002_uva//J1757+7539_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1757+7539_X_uvs.fits wwins /image_prod/ug002_uva//J1757+7539_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1757+7539_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.117697 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135716 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.345929 0.345929 0.691858 1.38372 2.76743 5.53487 11.0697 22.1395 44.2789 88.5579 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.117 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 867.229 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1757+7539_X_dfm.log closed on Thu Mar 5 03:33:47 2020