! Started logfile: /image_prod/ug002_uva//J1926+7706_X_dfm.log on Thu Mar 5 04:11:02 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//J1926+7706_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1926+7706_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.668981 visibilities/baseline/integration-bin. ! Found source: J1926+7706 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 17340 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 J1926+7706_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012598Jy sigma=8.762694 ! Fit after self-cal, rms=0.840755Jy sigma=7.286368 ! 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=0.7974 mas, bmaj=0.9057 mas, bpa=-23.3 degrees ! Estimated noise=1.28008 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 = 0.122312 Jy ! Component: 100 - total flux cleaned = 0.149776 Jy ! Total flux subtracted in 100 components = 0.149776 Jy ! Clean residual min=-0.006558 max=0.009383 Jy/beam ! Clean residual mean=0.000004 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.149776 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.149776 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=0.063439Jy sigma=0.505751 ! Fit after self-cal, rms=0.063437Jy sigma=0.505650 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100573 Jy ! Component: 100 - total flux cleaned = 0.0140053 Jy ! Total flux subtracted in 100 components = 0.0140053 Jy ! Clean residual min=-0.006121 max=0.007676 Jy/beam ! Clean residual mean=0.000004 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 0.163781 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.163781 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=0.061504Jy sigma=0.490690 ! Fit after self-cal, rms=0.061513Jy sigma=0.490576 ! Inverting map ! Added new window around map position (1.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689381 Jy ! Component: 100 - total flux cleaned = 0.00727241 Jy ! Total flux subtracted in 100 components = 0.00727241 Jy ! Clean residual min=-0.005525 max=0.006074 Jy/beam ! Clean residual mean=0.000004 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.171053 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.171053 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=0.060788Jy sigma=0.484382 ! Fit after self-cal, rms=0.060699Jy sigma=0.483585 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=1.157 mas, bpa=-22.49 degrees ! Estimated noise=0.630645 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 (2.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724732 Jy ! Component: 100 - total flux cleaned = 0.0111005 Jy ! Component: 150 - total flux cleaned = 0.0124374 Jy ! Component: 200 - total flux cleaned = 0.0136938 Jy ! Total flux subtracted in 200 components = 0.0136938 Jy ! Clean residual min=-0.004254 max=0.004445 Jy/beam ! Clean residual mean=0.000005 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.184747 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.184747 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=0.059707Jy sigma=0.475471 ! Fit after self-cal, rms=0.059614Jy sigma=0.474643 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 1.157 at -22.49 degrees (North through East) ! Clean map min=-0.0039576 max=0.15859 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.87 KP 1.03 LA 1.04 ! MK 0.99 NL 1.10 OV 0.95 PT 0.91 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.87 KP 1.03 LA 1.02 ! MK 1.01 NL 1.11 OV 0.93 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.89 KP 1.03 LA 1.05 ! MK 1.01 NL 1.13 OV 0.92 PT 0.98 ! SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.86 KP 1.06 LA 1.05 ! MK 1.02 NL 1.16 OV 0.93 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.88 KP 1.05 LA 1.06 ! MK 0.98 NL 1.10 OV 0.93 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.90 KP 1.06 LA 1.04 ! MK 0.99 NL 1.14 OV 0.92 PT 0.96 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.90 KP 1.00 LA 1.03 ! MK 1.06 NL 1.13 OV 0.95 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.88 KP 1.04 LA 1.05 ! MK 1.06 NL 1.13 OV 0.93 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.90 KP 1.05 LA 1.06 ! MK 1.07 NL 1.14 OV 0.91 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.88 KP 1.06 LA 1.03 ! MK 1.05 NL 1.16 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.93 KP 1.04 LA 1.06 ! MK 1.02 NL 1.15 OV 0.92 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.88 KP 1.02 LA 1.07 ! MK 1.09 NL 1.14 OV 0.92 PT 0.93 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.059614Jy sigma=0.474643 ! Fit after self-cal, rms=0.055801Jy sigma=0.453635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9999 mas, bmaj=1.149 mas, bpa=-22.87 degrees ! Estimated noise=0.628993 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 = 0.00122301 Jy ! Component: 100 - total flux cleaned = 0.00174189 Jy ! Component: 150 - total flux cleaned = 0.00204767 Jy ! Component: 200 - total flux cleaned = 0.00229987 Jy ! Total flux subtracted in 200 components = 0.00229987 Jy ! Clean residual min=-0.001729 max=0.002281 Jy/beam ! Clean residual mean=0.000002 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.187047 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.187047 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=0.055631Jy sigma=0.452044 ! Fit after self-cal, rms=0.055628Jy sigma=0.451825 ! Inverting map ! Added new window around map position (4.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163859 Jy ! Component: 100 - total flux cleaned = 0.00189319 Jy ! Component: 150 - total flux cleaned = 0.00189193 Jy ! Component: 200 - total flux cleaned = 0.00181754 Jy ! Total flux subtracted in 200 components = 0.00181754 Jy ! Clean residual min=-0.001637 max=0.001682 Jy/beam ! Clean residual mean=0.000002 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.188864 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.188864 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=0.055524Jy sigma=0.450991 ! Fit after self-cal, rms=0.055517Jy sigma=0.450945 ! 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=0.055517Jy sigma=0.450945 ! Fit after self-cal, rms=0.054993Jy sigma=0.447318 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.142 mas, bpa=-22.47 degrees ! Estimated noise=0.628741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389378 Jy ! Component: 100 - total flux cleaned = 0.000653641 Jy ! Component: 150 - total flux cleaned = 0.000764338 Jy ! Component: 200 - total flux cleaned = 0.00089262 Jy ! Total flux subtracted in 200 components = 0.00089262 Jy ! Clean residual min=-0.001357 max=0.001283 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.189757 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 82 components and 0.189757 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=0.054933Jy sigma=0.446805 ! Fit after self-cal, rms=0.054936Jy sigma=0.446761 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 = 0.000150878 Jy ! Component: 100 - total flux cleaned = 0.000258603 Jy ! Component: 150 - total flux cleaned = 0.000307123 Jy ! Component: 200 - total flux cleaned = 0.000306598 Jy ! Total flux subtracted in 200 components = 0.000306598 Jy ! Clean residual min=-0.001351 max=0.001209 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.190064 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.190064 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=0.054913Jy sigma=0.446583 ! Fit after self-cal, rms=0.054912Jy sigma=0.446575 ! 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=0.054912Jy sigma=0.446575 ! Fit after self-cal, rms=0.054857Jy sigma=0.446465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=1.141 mas, bpa=-22.26 degrees ! Estimated noise=0.628934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.67811e-05 Jy ! Component: 100 - total flux cleaned = 0.000177697 Jy ! Component: 150 - total flux cleaned = 0.000294397 Jy ! Component: 200 - total flux cleaned = 0.000357995 Jy ! Total flux subtracted in 200 components = 0.000357995 Jy ! Clean residual min=-0.001340 max=0.001134 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.190422 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.190422 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=0.054834Jy sigma=0.446277 ! Fit after self-cal, rms=0.054834Jy sigma=0.446269 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 = 1.20742e-05 Jy ! Component: 100 - total flux cleaned = 1.30336e-05 Jy ! Component: 150 - total flux cleaned = 1.37585e-05 Jy ! Component: 200 - total flux cleaned = 3.03005e-05 Jy ! Total flux subtracted in 200 components = 3.03005e-05 Jy ! Clean residual min=-0.001340 max=0.001107 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.190452 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 0.190452 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=0.054823Jy sigma=0.446182 ! Fit after self-cal, rms=0.054822Jy sigma=0.446179 ! 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=0.054822Jy sigma=0.446179 ! Fit after self-cal, rms=0.054780Jy sigma=0.446131 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.309 mas, bmaj=2.657 mas, bpa=-12.15 degrees ! Estimated noise=0.808979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231354 Jy ! Component: 100 - total flux cleaned = 0.000199173 Jy ! Component: 150 - total flux cleaned = 0.0001111 Jy ! Component: 200 - total flux cleaned = 6.22644e-05 Jy ! Total flux subtracted in 200 components = 6.22644e-05 Jy ! Clean residual min=-0.001416 max=0.001440 Jy/beam ! Clean residual mean=0.000003 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.190514 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 113 components and 0.190514 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=0.054777Jy sigma=0.446110 ! Fit after self-cal, rms=0.054776Jy sigma=0.446095 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 = -1.58147e-05 Jy ! Component: 100 - total flux cleaned = -3.79479e-05 Jy ! Component: 150 - total flux cleaned = -4.79714e-05 Jy ! Component: 200 - total flux cleaned = -6.65819e-05 Jy ! Total flux subtracted in 200 components = -6.65819e-05 Jy ! Clean residual min=-0.001409 max=0.001427 Jy/beam ! Clean residual mean=0.000002 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.190448 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.190448 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=0.054776Jy sigma=0.446097 ! Fit after self-cal, rms=0.054776Jy sigma=0.446093 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.139 mas, bpa=-22.11 degrees ! Estimated noise=0.629306 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.139 at -22.11 degrees (North through East) ! Clean map min=-0.0012626 max=0.1585 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=0.8015 mas, bmaj=0.8938 mas, bpa=-24.08 degrees ! Estimated noise=1.26679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120932 Jy ! Component: 100 - total flux cleaned = 0.148338 Jy ! Component: 150 - total flux cleaned = 0.158404 Jy ! Component: 200 - total flux cleaned = 0.164794 Jy ! Total flux subtracted in 200 components = 0.164794 Jy ! Clean residual min=-0.003274 max=0.003653 Jy/beam ! Clean residual mean=0.000002 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.164794 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.164794 Jy ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.139 mas, bpa=-22.11 degrees ! Estimated noise=0.629306 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 = 0.0067759 Jy ! Component: 100 - total flux cleaned = 0.0113799 Jy ! Component: 150 - total flux cleaned = 0.0148324 Jy ! Component: 200 - total flux cleaned = 0.0174813 Jy ! Total flux subtracted in 200 components = 0.0174813 Jy ! Clean residual min=-0.001493 max=0.001649 Jy/beam ! Clean residual mean=0.000003 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.182275 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 48 components and 0.182275 Jy ! Inverting map ! Added new window around map position (-20.4, -21.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209605 Jy ! Component: 100 - total flux cleaned = 0.00376483 Jy ! Component: 150 - total flux cleaned = 0.00510796 Jy ! Component: 200 - total flux cleaned = 0.00615937 Jy ! Total flux subtracted in 200 components = 0.00615937 Jy ! Clean residual min=-0.001321 max=0.001138 Jy/beam ! Clean residual mean=0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.188434 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 74 components and 0.188434 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=2.309 mas, bmaj=2.657 mas, bpa=-12.15 degrees ! Estimated noise=0.808979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014878 Jy ! Component: 100 - total flux cleaned = 0.00228129 Jy ! Component: 150 - total flux cleaned = 0.00261504 Jy ! Component: 200 - total flux cleaned = 0.00275477 Jy ! Total flux subtracted in 200 components = 0.00275477 Jy ! Clean residual min=-0.001372 max=0.001385 Jy/beam ! Clean residual mean=0.000003 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.191189 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 = 3.83789e-08 Jy ! Component: 100 - total flux cleaned = 1.15917e-07 Jy ! Component: 150 - total flux cleaned = 6.09453e-07 Jy ! Component: 200 - total flux cleaned = 1.33384e-06 Jy ! Total flux subtracted in 200 components = 1.33384e-06 Jy ! Clean residual min=-0.001353 max=0.001350 Jy/beam ! Clean residual mean=0.000003 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.19119 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 114 components and 0.19119 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.139 mas, bpa=-22.11 degrees ! Estimated noise=0.629306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.34105e-05 Jy ! Component: 100 - total flux cleaned = -0.000134519 Jy ! Component: 150 - total flux cleaned = -0.000180311 Jy ! Component: 200 - total flux cleaned = -0.000264333 Jy ! Total flux subtracted in 200 components = -0.000264333 Jy ! Clean residual min=-0.001263 max=0.001094 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.190926 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 134 components and 0.190926 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=0.054756Jy sigma=0.445905 ! Fit after self-cal, rms=0.054750Jy sigma=0.445852 wmodel J1926+7706_X_map.mod ! Writing 134 model components to file: J1926+7706_X_map.mod wobs J1926+7706_X_uvs.fits ! Writing UV FITS file: J1926+7706_X_uvs.fits wwins J1926+7706_X_map.win ! wwins: Wrote 5 windows to J1926+7706_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 = -0.000557925 Jy ! Component: 100 - total flux cleaned = -0.0010053 Jy ! Component: 150 - total flux cleaned = -0.00133172 Jy ! Component: 200 - total flux cleaned = -0.00157107 Jy ! Component: 250 - total flux cleaned = -0.00173061 Jy ! Component: 300 - total flux cleaned = -0.00186843 Jy ! Component: 350 - total flux cleaned = -0.00200254 Jy ! Component: 400 - total flux cleaned = -0.0021169 Jy ! Component: 450 - total flux cleaned = -0.00221346 Jy ! Component: 500 - total flux cleaned = -0.00235544 Jy ! Component: 550 - total flux cleaned = -0.00247874 Jy ! Component: 600 - total flux cleaned = -0.00255405 Jy ! Component: 650 - total flux cleaned = -0.00261388 Jy ! Component: 700 - total flux cleaned = -0.00268749 Jy ! Component: 750 - total flux cleaned = -0.00273151 Jy ! Component: 800 - total flux cleaned = -0.00280341 Jy ! Component: 850 - total flux cleaned = -0.00287417 Jy ! Component: 900 - total flux cleaned = -0.00294427 Jy ! Component: 950 - total flux cleaned = -0.00305443 Jy ! Component: 1000 - total flux cleaned = -0.00314944 Jy ! Component: 1050 - total flux cleaned = -0.00321672 Jy ! Component: 1100 - total flux cleaned = -0.00332304 Jy ! Component: 1150 - total flux cleaned = -0.00342823 Jy ! Component: 1200 - total flux cleaned = -0.0035324 Jy ! Component: 1250 - total flux cleaned = -0.00366109 Jy ! Component: 1300 - total flux cleaned = -0.00376284 Jy ! Component: 1350 - total flux cleaned = -0.00386351 Jy ! Component: 1400 - total flux cleaned = -0.00395106 Jy ! Component: 1450 - total flux cleaned = -0.00403778 Jy ! Component: 1500 - total flux cleaned = -0.00413608 Jy ! Component: 1550 - total flux cleaned = -0.00422131 Jy ! Component: 1600 - total flux cleaned = -0.00429376 Jy ! Component: 1650 - total flux cleaned = -0.00437743 Jy ! Component: 1700 - total flux cleaned = -0.0044488 Jy ! Component: 1750 - total flux cleaned = -0.00451963 Jy ! Component: 1800 - total flux cleaned = -0.00460132 Jy ! Component: 1850 - total flux cleaned = -0.0046826 Jy ! Component: 1900 - total flux cleaned = -0.00471712 Jy ! Component: 1950 - total flux cleaned = -0.00478578 Jy ! Component: 2000 - total flux cleaned = -0.00486506 Jy ! Component: 2050 - total flux cleaned = -0.00492125 Jy ! Component: 2100 - total flux cleaned = -0.0049771 Jy ! Component: 2150 - total flux cleaned = -0.00507677 Jy ! Component: 2200 - total flux cleaned = -0.00515372 Jy ! Component: 2250 - total flux cleaned = -0.00514268 Jy ! Component: 2300 - total flux cleaned = -0.00521856 Jy ! Component: 2350 - total flux cleaned = -0.00526167 Jy ! Component: 2400 - total flux cleaned = -0.0053366 Jy ! Component: 2450 - total flux cleaned = -0.00536846 Jy ! Component: 2500 - total flux cleaned = -0.00543151 Jy ! Component: 2550 - total flux cleaned = -0.00543158 Jy ! Component: 2600 - total flux cleaned = -0.00549392 Jy ! Component: 2650 - total flux cleaned = -0.00553514 Jy ! Component: 2700 - total flux cleaned = -0.00553525 Jy ! Component: 2750 - total flux cleaned = -0.00559629 Jy ! Component: 2800 - total flux cleaned = -0.00559619 Jy ! Component: 2850 - total flux cleaned = -0.0056464 Jy ! Component: 2900 - total flux cleaned = -0.00570618 Jy ! Component: 2950 - total flux cleaned = -0.00571605 Jy ! Component: 3000 - total flux cleaned = -0.0057752 Jy ! Component: 3050 - total flux cleaned = -0.00578508 Jy ! Component: 3100 - total flux cleaned = -0.00581426 Jy ! Component: 3150 - total flux cleaned = -0.00587226 Jy ! Component: 3200 - total flux cleaned = -0.005901 Jy ! Component: 3250 - total flux cleaned = -0.00593907 Jy ! Component: 3300 - total flux cleaned = -0.00597702 Jy ! Component: 3350 - total flux cleaned = -0.00599594 Jy ! Component: 3400 - total flux cleaned = -0.00606146 Jy ! Component: 3450 - total flux cleaned = -0.00602414 Jy ! Component: 3500 - total flux cleaned = -0.0060611 Jy ! Component: 3550 - total flux cleaned = -0.00603351 Jy ! Component: 3600 - total flux cleaned = -0.00606117 Jy ! Component: 3650 - total flux cleaned = -0.00606127 Jy ! Component: 3700 - total flux cleaned = -0.00607936 Jy ! Component: 3750 - total flux cleaned = -0.00607938 Jy ! Component: 3800 - total flux cleaned = -0.00605252 Jy ! Component: 3850 - total flux cleaned = -0.00605249 Jy ! Component: 3900 - total flux cleaned = -0.00607908 Jy ! Component: 3950 - total flux cleaned = -0.00604382 Jy ! Component: 4000 - total flux cleaned = -0.00607011 Jy ! Component: 4050 - total flux cleaned = -0.00609625 Jy ! Total flux subtracted in 4096 components = -0.00608758 Jy ! Clean residual min=-0.000532 max=0.000547 Jy/beam ! Clean residual mean=0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.184838 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 442 components and 0.184839 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1926+7706_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.139 at -22.11 degrees (North through East) ! Clean map min=-0.00078662 max=0.15836 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1926+7706_X_map.fits wmodel /image_prod/ug002_uva//J1926+7706_X_map.mod ! Writing 442 model components to file: /image_prod/ug002_uva//J1926+7706_X_map.mod wobs /image_prod/ug002_uva//J1926+7706_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1926+7706_X_uvs.fits wwins /image_prod/ug002_uva//J1926+7706_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1926+7706_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.158359 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143722 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27227 0.27227 0.54454 1.08908 2.17816 4.35632 8.71264 17.4253 34.8506 69.7011 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.158 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1101.85 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1926+7706_X_dfm.log closed on Thu Mar 5 04:11:07 2020