! Started logfile: /image_prod/ug002_uva//J1157+0641_X_dfm.log on Thu Mar 5 00:19:30 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//J1157+0641_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1157+0641_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.854815 visibilities/baseline/integration-bin. ! Found source: J1157+0641 ! ! 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 27696 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 J1157+0641_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 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005776Jy sigma=8.989235 ! Fit after self-cal, rms=0.908719Jy sigma=8.129455 ! 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=0.7128 mas, bmaj=1.728 mas, bpa=-5.765 degrees ! Estimated noise=0.785525 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 = 0.0707794 Jy ! Component: 100 - total flux cleaned = 0.0862139 Jy ! Total flux subtracted in 100 components = 0.0862139 Jy ! Clean residual min=-0.003911 max=0.006436 Jy/beam ! Clean residual mean=0.000006 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.0862139 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0862139 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=0.062372Jy sigma=0.519902 ! Fit after self-cal, rms=0.062145Jy sigma=0.517712 ! Inverting map ! Added new window around map position (-1.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00609337 Jy ! Component: 100 - total flux cleaned = 0.00957011 Jy ! Total flux subtracted in 100 components = 0.00957011 Jy ! Clean residual min=-0.003880 max=0.003698 Jy/beam ! Clean residual mean=0.000005 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.095784 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0957841 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=0.061286Jy sigma=0.509644 ! Fit after self-cal, rms=0.061234Jy sigma=0.509180 ! 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=0.9037 mas, bmaj=2.02 mas, bpa=-5.14 degrees ! Estimated noise=0.483751 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 = 0.00457471 Jy ! Component: 100 - total flux cleaned = 0.00714647 Jy ! Component: 150 - total flux cleaned = 0.00874486 Jy ! Component: 200 - total flux cleaned = 0.00968518 Jy ! Total flux subtracted in 200 components = 0.00968518 Jy ! Clean residual min=-0.004062 max=0.004555 Jy/beam ! Clean residual mean=0.000013 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.105469 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.105469 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=0.060875Jy sigma=0.506081 ! Fit after self-cal, rms=0.060843Jy sigma=0.505760 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9037 x 2.02 at -5.14 degrees (North through East) ! Clean map min=-0.0037954 max=0.091266 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.09 KP 1.04 ! LA 0.98 MK 1.05 NL 1.07 OV 1.40 ! PT 0.85 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.00 KP 1.00 ! LA 0.98 MK 1.01 NL 1.10 OV 1.32 ! PT 0.88 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.06 KP 1.02 ! LA 0.92 MK 1.00 NL 1.07 OV 1.33 ! PT 0.86 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.05 KP 0.99 ! LA 0.98 MK 1.00 NL 1.04 OV 1.28 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HN 1.00 KP 0.97 ! LA 0.95 MK 1.01 NL 1.06 OV 1.29 ! PT 0.86 SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 1.04 KP 0.98 ! LA 0.95 MK 1.01 NL 1.05 OV 1.33 ! PT 0.85 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 HN 0.94 KP 1.00 ! LA 0.92 MK 1.09 NL 1.10 OV 1.32 ! PT 0.84 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.02 KP 0.98 ! LA 0.93 MK 0.98 NL 1.03 OV 1.29 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 1.03 KP 0.95 ! LA 0.95 MK 0.98 NL 1.03 OV 1.29 ! PT 0.84 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.00 KP 0.99 ! LA 0.93 MK 0.99 NL 1.03 OV 1.31 ! PT 0.85 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.95 KP 0.97 ! LA 0.91 MK 0.98 NL 0.99 OV 1.26 ! PT 0.88 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.94 HN 1.03 KP 1.02 ! LA 0.93 MK 1.02 NL 1.04 OV 1.30 ! PT 0.85 SC 0.96 ! ! ! Fit before self-cal, rms=0.060843Jy sigma=0.505760 ! Fit after self-cal, rms=0.060068Jy sigma=0.492599 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9116 mas, bmaj=2.022 mas, bpa=-5.187 degrees ! Estimated noise=0.480663 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 = -0.000641896 Jy ! Component: 100 - total flux cleaned = -0.000631165 Jy ! Component: 150 - total flux cleaned = -0.000658502 Jy ! Component: 200 - total flux cleaned = -0.000701746 Jy ! Total flux subtracted in 200 components = -0.000701746 Jy ! Clean residual min=-0.003067 max=0.003390 Jy/beam ! Clean residual mean=0.000003 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.104767 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.104767 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=0.060020Jy sigma=0.492167 ! Fit after self-cal, rms=0.060064Jy sigma=0.491832 ! 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=0.060064Jy sigma=0.491832 ! Fit after self-cal, rms=0.065911Jy sigma=0.480337 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9111 mas, bmaj=2.026 mas, bpa=-5.187 degrees ! Estimated noise=0.480935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000556389 Jy ! Component: 100 - total flux cleaned = 0.000561264 Jy ! Component: 150 - total flux cleaned = 0.000542146 Jy ! Component: 200 - total flux cleaned = 0.000485915 Jy ! Total flux subtracted in 200 components = 0.000485915 Jy ! Clean residual min=-0.001344 max=0.003037 Jy/beam ! Clean residual mean=0.000003 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.105253 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.105253 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=0.065892Jy sigma=0.480111 ! Fit after self-cal, rms=0.066058Jy sigma=0.479863 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, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268625 Jy ! Component: 100 - total flux cleaned = 0.0039162 Jy ! Component: 150 - total flux cleaned = 0.00447204 Jy ! Component: 200 - total flux cleaned = 0.004474 Jy ! Total flux subtracted in 200 components = 0.004474 Jy ! Clean residual min=-0.001192 max=0.001070 Jy/beam ! Clean residual mean=0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.109727 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 69 components and 0.109727 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=0.065960Jy sigma=0.478658 ! Fit after self-cal, rms=0.065970Jy sigma=0.478590 ! 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=0.065970Jy sigma=0.478590 ! Fit after self-cal, rms=0.066132Jy sigma=0.478474 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9106 mas, bmaj=2.025 mas, bpa=-5.19 degrees ! Estimated noise=0.479249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000606201 Jy ! Component: 100 - total flux cleaned = 0.000910447 Jy ! Component: 150 - total flux cleaned = 0.00102979 Jy ! Component: 200 - total flux cleaned = 0.00106454 Jy ! Total flux subtracted in 200 components = 0.00106454 Jy ! Clean residual min=-0.001081 max=0.001067 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.110792 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 83 components and 0.110792 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=0.066118Jy sigma=0.478309 ! Fit after self-cal, rms=0.066129Jy sigma=0.478297 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 = 0.000153117 Jy ! Component: 100 - total flux cleaned = 0.000152448 Jy ! Component: 150 - total flux cleaned = 0.000152106 Jy ! Component: 200 - total flux cleaned = 0.00016506 Jy ! Total flux subtracted in 200 components = 0.00016506 Jy ! Clean residual min=-0.001100 max=0.001045 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.110957 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.110957 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=0.066124Jy sigma=0.478226 ! Fit after self-cal, rms=0.066125Jy sigma=0.478223 ! 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=0.066125Jy sigma=0.478223 ! Fit after self-cal, rms=0.066197Jy sigma=0.478201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.276 mas, bmaj=3.123 mas, bpa=-4.371 degrees ! Estimated noise=0.602733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414877 Jy ! Component: 100 - total flux cleaned = 0.000439251 Jy ! Component: 150 - total flux cleaned = 0.000459885 Jy ! Component: 200 - total flux cleaned = 0.00045182 Jy ! Total flux subtracted in 200 components = 0.00045182 Jy ! Clean residual min=-0.001064 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.111409 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 94 components and 0.111409 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=0.066196Jy sigma=0.478172 ! Fit after self-cal, rms=0.066198Jy sigma=0.478166 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 = 5.28639e-05 Jy ! Component: 100 - total flux cleaned = 5.50574e-05 Jy ! Component: 150 - total flux cleaned = 4.89161e-05 Jy ! Component: 200 - total flux cleaned = 4.31284e-05 Jy ! Total flux subtracted in 200 components = 4.31284e-05 Jy ! Clean residual min=-0.001065 max=0.001055 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.111452 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.111452 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=0.066197Jy sigma=0.478158 ! Fit after self-cal, rms=0.066198Jy sigma=0.478156 ! 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=0.9098 mas, bmaj=2.025 mas, bpa=-5.183 degrees ! Estimated noise=0.479292 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9098 x 2.025 at -5.183 degrees (North through East) ! Clean map min=-0.00097036 max=0.090702 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=0.7168 mas, bmaj=1.731 mas, bpa=-5.799 degrees ! Estimated noise=0.786338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0708041 Jy ! Component: 100 - total flux cleaned = 0.0871353 Jy ! Component: 150 - total flux cleaned = 0.094103 Jy ! Component: 200 - total flux cleaned = 0.0979183 Jy ! Total flux subtracted in 200 components = 0.0979183 Jy ! Clean residual min=-0.001855 max=0.002147 Jy/beam ! Clean residual mean=0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0979183 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0979183 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9098 mas, bmaj=2.025 mas, bpa=-5.183 degrees ! Estimated noise=0.479292 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 = 0.00390572 Jy ! Component: 100 - total flux cleaned = 0.00655535 Jy ! Component: 150 - total flux cleaned = 0.00850401 Jy ! Component: 200 - total flux cleaned = 0.00996178 Jy ! Total flux subtracted in 200 components = 0.00996178 Jy ! Clean residual min=-0.000964 max=0.001266 Jy/beam ! Clean residual mean=0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.10788 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 37 components and 0.10788 Jy ! Inverting map ! Added new window around map position (-3.2, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013165 Jy ! Component: 100 - total flux cleaned = 0.00221385 Jy ! Component: 150 - total flux cleaned = 0.00278157 Jy ! Component: 200 - total flux cleaned = 0.00299432 Jy ! Total flux subtracted in 200 components = 0.00299432 Jy ! Clean residual min=-0.001024 max=0.001002 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.110874 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 61 components and 0.110874 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=2.276 mas, bmaj=3.123 mas, bpa=-4.371 degrees ! Estimated noise=0.602733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451936 Jy ! Component: 100 - total flux cleaned = 0.000489515 Jy ! Component: 150 - total flux cleaned = 0.000505199 Jy ! Component: 200 - total flux cleaned = 0.000492826 Jy ! Total flux subtracted in 200 components = 0.000492826 Jy ! Clean residual min=-0.001016 max=0.001002 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.111367 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 = -1.04517e-05 Jy ! Component: 100 - total flux cleaned = -1.96105e-05 Jy ! Component: 150 - total flux cleaned = -1.94172e-05 Jy ! Component: 200 - total flux cleaned = -2.73599e-05 Jy ! Total flux subtracted in 200 components = -2.73599e-05 Jy ! Clean residual min=-0.001040 max=0.001010 Jy/beam ! Clean residual mean=0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.11134 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 92 components and 0.11134 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9098 mas, bmaj=2.025 mas, bpa=-5.183 degrees ! Estimated noise=0.479292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000174385 Jy ! Component: 100 - total flux cleaned = -0.000190929 Jy ! Component: 150 - total flux cleaned = -0.000132942 Jy ! Component: 200 - total flux cleaned = -0.00010653 Jy ! Total flux subtracted in 200 components = -0.00010653 Jy ! Clean residual min=-0.001043 max=0.000969 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.111233 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 105 components and 0.111233 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=0.066189Jy sigma=0.478062 ! Fit after self-cal, rms=0.066188Jy sigma=0.478029 wmodel J1157+0641_X_map.mod ! Writing 105 model components to file: J1157+0641_X_map.mod wobs J1157+0641_X_uvs.fits ! Writing UV FITS file: J1157+0641_X_uvs.fits wwins J1157+0641_X_map.win ! wwins: Wrote 4 windows to J1157+0641_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 = -0.000127426 Jy ! Component: 100 - total flux cleaned = -0.000191104 Jy ! Component: 150 - total flux cleaned = -0.000161302 Jy ! Component: 200 - total flux cleaned = -0.00011852 Jy ! Component: 250 - total flux cleaned = -0.000118634 Jy ! Component: 300 - total flux cleaned = -0.000118497 Jy ! Component: 350 - total flux cleaned = -7.90296e-05 Jy ! Component: 400 - total flux cleaned = -6.61652e-05 Jy ! Component: 450 - total flux cleaned = -4.08573e-05 Jy ! Component: 500 - total flux cleaned = 3.3325e-05 Jy ! Component: 550 - total flux cleaned = 8.15796e-05 Jy ! Component: 600 - total flux cleaned = 9.33848e-05 Jy ! Component: 650 - total flux cleaned = 0.000116885 Jy ! Component: 700 - total flux cleaned = 0.00010523 Jy ! Component: 750 - total flux cleaned = 0.00016256 Jy ! Component: 800 - total flux cleaned = 0.000140044 Jy ! Component: 850 - total flux cleaned = 0.000184847 Jy ! Component: 900 - total flux cleaned = 0.000173711 Jy ! Component: 950 - total flux cleaned = 0.000195453 Jy ! Component: 1000 - total flux cleaned = 0.000206286 Jy ! Component: 1050 - total flux cleaned = 0.000259834 Jy ! Component: 1100 - total flux cleaned = 0.000302145 Jy ! Component: 1150 - total flux cleaned = 0.000333585 Jy ! Component: 1200 - total flux cleaned = 0.000416777 Jy ! Component: 1250 - total flux cleaned = 0.000396042 Jy ! Component: 1300 - total flux cleaned = 0.000406239 Jy ! Component: 1350 - total flux cleaned = 0.000446732 Jy ! Component: 1400 - total flux cleaned = 0.000476994 Jy ! Component: 1450 - total flux cleaned = 0.000506882 Jy ! Component: 1500 - total flux cleaned = 0.000556244 Jy ! Component: 1550 - total flux cleaned = 0.000546457 Jy ! Component: 1600 - total flux cleaned = 0.000585383 Jy ! Component: 1650 - total flux cleaned = 0.000633797 Jy ! Component: 1700 - total flux cleaned = 0.000643265 Jy ! Component: 1750 - total flux cleaned = 0.000652825 Jy ! Component: 1800 - total flux cleaned = 0.000699919 Jy ! Component: 1850 - total flux cleaned = 0.000671815 Jy ! Component: 1900 - total flux cleaned = 0.000699708 Jy ! Component: 1950 - total flux cleaned = 0.000736706 Jy ! Component: 2000 - total flux cleaned = 0.000754961 Jy ! Component: 2050 - total flux cleaned = 0.000763916 Jy ! Component: 2100 - total flux cleaned = 0.000763856 Jy ! Component: 2150 - total flux cleaned = 0.000754716 Jy ! Component: 2200 - total flux cleaned = 0.000790417 Jy ! Component: 2250 - total flux cleaned = 0.000790366 Jy ! Component: 2300 - total flux cleaned = 0.000808005 Jy ! Component: 2350 - total flux cleaned = 0.000799233 Jy ! Component: 2400 - total flux cleaned = 0.000790439 Jy ! Component: 2450 - total flux cleaned = 0.000816439 Jy ! Component: 2500 - total flux cleaned = 0.00081643 Jy ! Component: 2550 - total flux cleaned = 0.000799259 Jy ! Component: 2600 - total flux cleaned = 0.000799274 Jy ! Component: 2650 - total flux cleaned = 0.000849817 Jy ! Component: 2700 - total flux cleaned = 0.000883338 Jy ! Component: 2750 - total flux cleaned = 0.000858361 Jy ! Component: 2800 - total flux cleaned = 0.000874941 Jy ! Component: 2850 - total flux cleaned = 0.000891347 Jy ! Component: 2900 - total flux cleaned = 0.000858597 Jy ! Component: 2950 - total flux cleaned = 0.000883006 Jy ! Component: 3000 - total flux cleaned = 0.000874869 Jy ! Component: 3050 - total flux cleaned = 0.000874869 Jy ! Component: 3100 - total flux cleaned = 0.00088285 Jy ! Component: 3150 - total flux cleaned = 0.000906671 Jy ! Component: 3200 - total flux cleaned = 0.000906683 Jy ! Component: 3250 - total flux cleaned = 0.0009146 Jy ! Component: 3300 - total flux cleaned = 0.000930266 Jy ! Component: 3350 - total flux cleaned = 0.000945898 Jy ! Component: 3400 - total flux cleaned = 0.00100026 Jy ! Component: 3450 - total flux cleaned = 0.00103111 Jy ! Component: 3500 - total flux cleaned = 0.00101577 Jy ! Component: 3550 - total flux cleaned = 0.00102341 Jy ! Component: 3600 - total flux cleaned = 0.00104621 Jy ! Component: 3650 - total flux cleaned = 0.00103862 Jy ! Component: 3700 - total flux cleaned = 0.00108384 Jy ! Component: 3750 - total flux cleaned = 0.00109879 Jy ! Component: 3800 - total flux cleaned = 0.00106893 Jy ! Component: 3850 - total flux cleaned = 0.00107628 Jy ! Component: 3900 - total flux cleaned = 0.0010467 Jy ! Component: 3950 - total flux cleaned = 0.00106878 Jy ! Component: 4000 - total flux cleaned = 0.00105418 Jy ! Component: 4050 - total flux cleaned = 0.00108331 Jy ! Total flux subtracted in 4096 components = 0.00107601 Jy ! Clean residual min=-0.000471 max=0.000412 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.112309 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 432 components and 0.112309 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1157+0641_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9098 x 2.025 at -5.183 degrees (North through East) ! Clean map min=-0.00076851 max=0.090624 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1157+0641_X_map.fits wmodel /image_prod/ug002_uva//J1157+0641_X_map.mod ! Writing 432 model components to file: /image_prod/ug002_uva//J1157+0641_X_map.mod wobs /image_prod/ug002_uva//J1157+0641_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1157+0641_X_uvs.fits wwins /image_prod/ug002_uva//J1157+0641_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1157+0641_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0906243 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.420864 0.420864 0.841727 1.68345 3.36691 6.73382 13.4676 26.9353 53.8706 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.09 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 712.819 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1157+0641_X_dfm.log closed on Thu Mar 5 00:19:34 2020