! Started logfile: /image_prod/ug002_uva//J1955+5131_X_d_dfm.log on Thu Mar 5 04:28:35 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//J1955+5131_X_d_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1955+5131_X_d_uva.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.705247 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! 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 5484 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 J1955+5131_X_d] 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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.126821Jy sigma=8.519061 ! Fit after self-cal, rms=0.503101Jy sigma=3.917238 ! 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=0.6767 mas, bmaj=1.185 mas, bpa=-8.902 degrees ! Estimated noise=1.82421 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 = 0.363191 Jy ! Component: 100 - total flux cleaned = 0.477114 Jy ! Total flux subtracted in 100 components = 0.477114 Jy ! Clean residual min=-0.019957 max=0.051112 Jy/beam ! Clean residual mean=-0.000003 rms=0.005090 Jy/beam ! Combined flux in latest and established models = 0.477114 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.477114 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=0.140542Jy sigma=1.008477 ! Fit after self-cal, rms=0.140184Jy sigma=1.006034 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0578827 Jy ! Component: 100 - total flux cleaned = 0.0890087 Jy ! Total flux subtracted in 100 components = 0.0890087 Jy ! Clean residual min=-0.014185 max=0.030351 Jy/beam ! Clean residual mean=-0.000002 rms=0.003337 Jy/beam ! Combined flux in latest and established models = 0.566123 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.566123 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=0.098024Jy sigma=0.696451 ! Fit after self-cal, rms=0.097668Jy sigma=0.694194 ! Inverting map ! Added new window around map position (-1.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287961 Jy ! Component: 100 - total flux cleaned = 0.0456937 Jy ! Total flux subtracted in 100 components = 0.0456937 Jy ! Clean residual min=-0.011730 max=0.015862 Jy/beam ! Clean residual mean=-0.000002 rms=0.002653 Jy/beam ! Combined flux in latest and established models = 0.611817 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.611817 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=0.083467Jy sigma=0.593805 ! Fit after self-cal, rms=0.082487Jy sigma=0.586217 ! Inverting map ! Added new window around map position (-2.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178873 Jy ! Component: 100 - total flux cleaned = 0.0297075 Jy ! Total flux subtracted in 100 components = 0.0297075 Jy ! Clean residual min=-0.010846 max=0.010828 Jy/beam ! Clean residual mean=-0.000001 rms=0.002238 Jy/beam ! Combined flux in latest and established models = 0.641524 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.641524 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=0.076053Jy sigma=0.542299 ! Fit after self-cal, rms=0.075673Jy sigma=0.539465 ! 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=0.8483 mas, bmaj=1.438 mas, bpa=-7.41 degrees ! Estimated noise=1.27971 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 = 0.01471 Jy ! Component: 100 - total flux cleaned = 0.0241653 Jy ! Component: 150 - total flux cleaned = 0.0307704 Jy ! Component: 200 - total flux cleaned = 0.0354545 Jy ! Total flux subtracted in 200 components = 0.0354545 Jy ! Clean residual min=-0.010834 max=0.016173 Jy/beam ! Clean residual mean=-0.000011 rms=0.002870 Jy/beam ! Combined flux in latest and established models = 0.676979 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.676979 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=0.071668Jy sigma=0.516666 ! Fit after self-cal, rms=0.071412Jy sigma=0.514635 ! Inverting map ! Added new window around map position (-4.8, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015838 Jy ! Component: 100 - total flux cleaned = 0.024905 Jy ! Component: 150 - total flux cleaned = 0.0314015 Jy ! Component: 200 - total flux cleaned = 0.0360744 Jy ! Total flux subtracted in 200 components = 0.0360744 Jy ! Clean residual min=-0.009825 max=0.009288 Jy/beam ! Clean residual mean=-0.000008 rms=0.002394 Jy/beam ! Combined flux in latest and established models = 0.713053 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 88 components and 0.713053 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=0.067198Jy sigma=0.485110 ! Fit after self-cal, rms=0.067009Jy sigma=0.483254 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8483 x 1.438 at -7.41 degrees (North through East) ! Clean map min=-0.0089243 max=0.49142 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.01 KP 1.05 ! LA 1.04 MK 1.03 OV 0.94 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.96 KP 1.06 ! LA 1.05 MK 1.01 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.98 KP 1.05 ! LA 1.04 MK 1.03 OV 0.94 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 1.07 ! LA 1.02 MK 0.99 OV 0.93 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.98 KP 1.04 ! LA 1.01 MK 1.03 OV 0.94 PT 0.88 ! SC 1.03 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.00 KP 1.04 ! LA 1.02 MK 1.01 OV 0.93 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.97 KP 1.05 ! LA 1.04 MK 1.04 OV 0.93 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.98 KP 1.05 ! LA 1.03 MK 1.03 OV 0.93 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.00 KP 1.04 ! LA 1.01 MK 1.00 OV 0.96 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.98 KP 1.03 ! LA 1.03 MK 1.03 OV 0.95 PT 0.88 ! SC 1.04 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.98 KP 1.04 ! LA 1.05 MK 1.02 OV 0.93 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.03 KP 1.04 ! LA 1.01 MK 1.05 OV 0.95 PT 0.90 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.067009Jy sigma=0.483254 ! Fit after self-cal, rms=0.056119Jy sigma=0.405770 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8519 mas, bmaj=1.453 mas, bpa=-8.028 degrees ! Estimated noise=1.28139 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 = 0.00387217 Jy ! Component: 100 - total flux cleaned = 0.0060233 Jy ! Component: 150 - total flux cleaned = 0.00757806 Jy ! Component: 200 - total flux cleaned = 0.00850873 Jy ! Total flux subtracted in 200 components = 0.00850873 Jy ! Clean residual min=-0.004432 max=0.004378 Jy/beam ! Clean residual mean=-0.000002 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.721562 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 0.721562 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=0.055535Jy sigma=0.401859 ! Fit after self-cal, rms=0.055474Jy sigma=0.401325 ! 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=0.055474Jy sigma=0.401325 ! Fit after self-cal, rms=0.054019Jy sigma=0.389769 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8506 mas, bmaj=1.448 mas, bpa=-7.733 degrees ! Estimated noise=1.27905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205315 Jy ! Component: 100 - total flux cleaned = 0.00312012 Jy ! Component: 150 - total flux cleaned = 0.00363094 Jy ! Component: 200 - total flux cleaned = 0.00392068 Jy ! Total flux subtracted in 200 components = 0.00392068 Jy ! Clean residual min=-0.002724 max=0.002968 Jy/beam ! Clean residual mean=-0.000000 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.725482 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 0.725482 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=0.053841Jy sigma=0.388438 ! Fit after self-cal, rms=0.053838Jy sigma=0.388324 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 = 0.000196592 Jy ! Component: 100 - total flux cleaned = 0.000546066 Jy ! Component: 150 - total flux cleaned = 0.000736684 Jy ! Component: 200 - total flux cleaned = 0.000876466 Jy ! Total flux subtracted in 200 components = 0.000876466 Jy ! Clean residual min=-0.002637 max=0.002835 Jy/beam ! Clean residual mean=-0.000000 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.726359 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 0.726359 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=0.053774Jy sigma=0.387880 ! Fit after self-cal, rms=0.053771Jy sigma=0.387823 ! 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=0.053771Jy sigma=0.387823 ! Fit after self-cal, rms=0.053743Jy sigma=0.387607 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8512 mas, bmaj=1.447 mas, bpa=-7.788 degrees ! Estimated noise=1.27914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000366301 Jy ! Component: 100 - total flux cleaned = 0.000647996 Jy ! Component: 150 - total flux cleaned = 0.000884613 Jy ! Component: 200 - total flux cleaned = 0.0010061 Jy ! Total flux subtracted in 200 components = 0.0010061 Jy ! Clean residual min=-0.002592 max=0.002709 Jy/beam ! Clean residual mean=0.000000 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.727365 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 0.727365 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=0.053686Jy sigma=0.387197 ! Fit after self-cal, rms=0.053685Jy sigma=0.387151 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 = 0.00014242 Jy ! Component: 100 - total flux cleaned = 0.000233856 Jy ! Component: 150 - total flux cleaned = 0.00031824 Jy ! Component: 200 - total flux cleaned = 0.000396174 Jy ! Total flux subtracted in 200 components = 0.000396174 Jy ! Clean residual min=-0.002532 max=0.002684 Jy/beam ! Clean residual mean=0.000000 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.727761 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 136 components and 0.727761 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=0.053651Jy sigma=0.386933 ! Fit after self-cal, rms=0.053650Jy sigma=0.386901 ! 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=0.053650Jy sigma=0.386901 ! Fit after self-cal, rms=0.053646Jy sigma=0.386843 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.461 mas, bmaj=2.596 mas, bpa=5.455 degrees ! Estimated noise=1.7796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.42946e-05 Jy ! Component: 100 - total flux cleaned = 0.000603082 Jy ! Component: 150 - total flux cleaned = 0.000987322 Jy ! Component: 200 - total flux cleaned = 0.00127314 Jy ! Total flux subtracted in 200 components = 0.00127314 Jy ! Clean residual min=-0.003823 max=0.004177 Jy/beam ! Clean residual mean=0.000001 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.729034 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 143 components and 0.729034 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=0.053632Jy sigma=0.386753 ! Fit after self-cal, rms=0.053628Jy sigma=0.386677 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 = -1.31043e-05 Jy ! Component: 100 - total flux cleaned = 0.00016739 Jy ! Component: 150 - total flux cleaned = 0.000258481 Jy ! Component: 200 - total flux cleaned = 0.00032172 Jy ! Total flux subtracted in 200 components = 0.00032172 Jy ! Clean residual min=-0.003802 max=0.004139 Jy/beam ! Clean residual mean=0.000001 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 0.729356 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 146 components and 0.729356 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=0.053628Jy sigma=0.386719 ! Fit after self-cal, rms=0.053626Jy sigma=0.386670 ! 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=0.8515 mas, bmaj=1.447 mas, bpa=-7.831 degrees ! Estimated noise=1.27935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8515 x 1.447 at -7.831 degrees (North through East) ! Clean map min=-0.0022617 max=0.48898 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=0.6811 mas, bmaj=1.183 mas, bpa=-8.628 degrees ! Estimated noise=1.82189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.362005 Jy ! Component: 100 - total flux cleaned = 0.47777 Jy ! Component: 150 - total flux cleaned = 0.536705 Jy ! Component: 200 - total flux cleaned = 0.572642 Jy ! Total flux subtracted in 200 components = 0.572642 Jy ! Clean residual min=-0.008317 max=0.019364 Jy/beam ! Clean residual mean=-0.000001 rms=0.002362 Jy/beam ! Combined flux in latest and established models = 0.572642 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.572642 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8515 mas, bmaj=1.447 mas, bpa=-7.831 degrees ! Estimated noise=1.27935 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 = 0.0391411 Jy ! Component: 100 - total flux cleaned = 0.0618859 Jy ! Component: 150 - total flux cleaned = 0.078127 Jy ! Component: 200 - total flux cleaned = 0.090959 Jy ! Total flux subtracted in 200 components = 0.090959 Jy ! Clean residual min=-0.004867 max=0.007630 Jy/beam ! Clean residual mean=-0.000010 rms=0.001608 Jy/beam ! Combined flux in latest and established models = 0.663601 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 51 components and 0.663602 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103 Jy ! Component: 100 - total flux cleaned = 0.0187208 Jy ! Component: 150 - total flux cleaned = 0.025693 Jy ! Component: 200 - total flux cleaned = 0.0315352 Jy ! Total flux subtracted in 200 components = 0.0315352 Jy ! Clean residual min=-0.003316 max=0.003926 Jy/beam ! Clean residual mean=-0.000005 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.695137 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 83 components and 0.695137 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=2.461 mas, bmaj=2.596 mas, bpa=5.455 degrees ! Estimated noise=1.7796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00995345 Jy ! Component: 100 - total flux cleaned = 0.0165956 Jy ! Component: 150 - total flux cleaned = 0.0212213 Jy ! Component: 200 - total flux cleaned = 0.024519 Jy ! Total flux subtracted in 200 components = 0.024519 Jy ! Clean residual min=-0.004229 max=0.004069 Jy/beam ! Clean residual mean=-0.000002 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.719656 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 = 0.00239197 Jy ! Component: 100 - total flux cleaned = 0.00415281 Jy ! Component: 150 - total flux cleaned = 0.00546892 Jy ! Component: 200 - total flux cleaned = 0.00646704 Jy ! Total flux subtracted in 200 components = 0.00646704 Jy ! Clean residual min=-0.003986 max=0.004075 Jy/beam ! Clean residual mean=-0.000000 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.726123 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 155 components and 0.726123 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8515 mas, bmaj=1.447 mas, bpa=-7.831 degrees ! Estimated noise=1.27935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000503134 Jy ! Component: 100 - total flux cleaned = 0.000738067 Jy ! Component: 150 - total flux cleaned = 0.000697799 Jy ! Component: 200 - total flux cleaned = 0.000770127 Jy ! Total flux subtracted in 200 components = 0.000770127 Jy ! Clean residual min=-0.002619 max=0.002573 Jy/beam ! Clean residual mean=0.000000 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.726893 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 166 components and 0.726893 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=0.053650Jy sigma=0.386722 ! Fit after self-cal, rms=0.053614Jy sigma=0.386431 wmodel J1955+5131_X_d_map.mod ! Writing 166 model components to file: J1955+5131_X_d_map.mod wobs J1955+5131_X_d_uvs.fits ! Writing UV FITS file: J1955+5131_X_d_uvs.fits wwins J1955+5131_X_d_map.win ! wwins: Wrote 4 windows to J1955+5131_X_d_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 = 0.000182627 Jy ! Component: 100 - total flux cleaned = 0.000274325 Jy ! Component: 150 - total flux cleaned = 0.000491263 Jy ! Component: 200 - total flux cleaned = 0.00069968 Jy ! Component: 250 - total flux cleaned = 0.000821407 Jy ! Component: 300 - total flux cleaned = 0.00113304 Jy ! Component: 350 - total flux cleaned = 0.00139723 Jy ! Component: 400 - total flux cleaned = 0.00169111 Jy ! Component: 450 - total flux cleaned = 0.00197709 Jy ! Component: 500 - total flux cleaned = 0.00222142 Jy ! Component: 550 - total flux cleaned = 0.00242617 Jy ! Component: 600 - total flux cleaned = 0.0025262 Jy ! Component: 650 - total flux cleaned = 0.0025917 Jy ! Component: 700 - total flux cleaned = 0.00252701 Jy ! Component: 750 - total flux cleaned = 0.00255918 Jy ! Component: 800 - total flux cleaned = 0.00252867 Jy ! Component: 850 - total flux cleaned = 0.00252884 Jy ! Component: 900 - total flux cleaned = 0.00258902 Jy ! Component: 950 - total flux cleaned = 0.00261892 Jy ! Component: 1000 - total flux cleaned = 0.00264848 Jy ! Component: 1050 - total flux cleaned = 0.00273396 Jy ! Component: 1100 - total flux cleaned = 0.00270545 Jy ! Component: 1150 - total flux cleaned = 0.0027056 Jy ! Component: 1200 - total flux cleaned = 0.00267898 Jy ! Component: 1250 - total flux cleaned = 0.00267932 Jy ! Component: 1300 - total flux cleaned = 0.00265302 Jy ! Component: 1350 - total flux cleaned = 0.00254868 Jy ! Component: 1400 - total flux cleaned = 0.00254876 Jy ! Component: 1450 - total flux cleaned = 0.00257401 Jy ! Component: 1500 - total flux cleaned = 0.002474 Jy ! Component: 1550 - total flux cleaned = 0.00249888 Jy ! Component: 1600 - total flux cleaned = 0.00247474 Jy ! Component: 1650 - total flux cleaned = 0.00254698 Jy ! Component: 1700 - total flux cleaned = 0.00249918 Jy ! Component: 1750 - total flux cleaned = 0.00252266 Jy ! Component: 1800 - total flux cleaned = 0.00254589 Jy ! Component: 1850 - total flux cleaned = 0.00261433 Jy ! Component: 1900 - total flux cleaned = 0.00259175 Jy ! Component: 1950 - total flux cleaned = 0.00261457 Jy ! Component: 2000 - total flux cleaned = 0.0026147 Jy ! Component: 2050 - total flux cleaned = 0.00265881 Jy ! Component: 2100 - total flux cleaned = 0.00263737 Jy ! Component: 2150 - total flux cleaned = 0.00270202 Jy ! Component: 2200 - total flux cleaned = 0.00268069 Jy ! Component: 2250 - total flux cleaned = 0.00274422 Jy ! Component: 2300 - total flux cleaned = 0.00280686 Jy ! Component: 2350 - total flux cleaned = 0.00282757 Jy ! Component: 2400 - total flux cleaned = 0.00284767 Jy ! Component: 2450 - total flux cleaned = 0.00282738 Jy ! Component: 2500 - total flux cleaned = 0.00288778 Jy ! Component: 2550 - total flux cleaned = 0.0029274 Jy ! Component: 2600 - total flux cleaned = 0.00292765 Jy ! Component: 2650 - total flux cleaned = 0.00294734 Jy ! Component: 2700 - total flux cleaned = 0.00302479 Jy ! Component: 2750 - total flux cleaned = 0.00302487 Jy ! Component: 2800 - total flux cleaned = 0.00311987 Jy ! Component: 2850 - total flux cleaned = 0.00312001 Jy ! Component: 2900 - total flux cleaned = 0.00315714 Jy ! Component: 2950 - total flux cleaned = 0.00313843 Jy ! Component: 3000 - total flux cleaned = 0.00326676 Jy ! Component: 3050 - total flux cleaned = 0.00326689 Jy ! Component: 3100 - total flux cleaned = 0.0033208 Jy ! Component: 3150 - total flux cleaned = 0.00330295 Jy ! Component: 3200 - total flux cleaned = 0.00335631 Jy ! Component: 3250 - total flux cleaned = 0.00335639 Jy ! Component: 3300 - total flux cleaned = 0.00342624 Jy ! Component: 3350 - total flux cleaned = 0.00333973 Jy ! Component: 3400 - total flux cleaned = 0.00346008 Jy ! Component: 3450 - total flux cleaned = 0.00342593 Jy ! Component: 3500 - total flux cleaned = 0.00347673 Jy ! Component: 3550 - total flux cleaned = 0.0034768 Jy ! Component: 3600 - total flux cleaned = 0.00349332 Jy ! Component: 3650 - total flux cleaned = 0.00354293 Jy ! Component: 3700 - total flux cleaned = 0.00360852 Jy ! Component: 3750 - total flux cleaned = 0.00369003 Jy ! Component: 3800 - total flux cleaned = 0.00372249 Jy ! Component: 3850 - total flux cleaned = 0.00378669 Jy ! Component: 3900 - total flux cleaned = 0.00388243 Jy ! Component: 3950 - total flux cleaned = 0.00386638 Jy ! Component: 4000 - total flux cleaned = 0.00386635 Jy ! Component: 4050 - total flux cleaned = 0.00388209 Jy ! Total flux subtracted in 4096 components = 0.0039755 Jy ! Clean residual min=-0.001060 max=0.001214 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.730868 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 476 components and 0.730868 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1955+5131_X_d_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8515 x 1.447 at -7.831 degrees (North through East) ! Clean map min=-0.0015068 max=0.48931 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1955+5131_X_d_map.fits wmodel /image_prod/ug002_uva//J1955+5131_X_d_map.mod ! Writing 476 model components to file: /image_prod/ug002_uva//J1955+5131_X_d_map.mod wobs /image_prod/ug002_uva//J1955+5131_X_d_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1955+5131_X_d_uvs.fits wwins /image_prod/ug002_uva//J1955+5131_X_d_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1955+5131_X_d_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.489313 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000259949 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.159376 0.159376 0.318752 0.637504 1.27501 2.55002 5.10003 10.2001 20.4001 40.8003 81.6005 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.489 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1882.34 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1955+5131_X_d_dfm.log closed on Thu Mar 5 04:28:39 2020