! Started logfile: /image_prod/ug002_uva//J0631+2020_X_dfm.log on Wed Mar 4 21:20:49 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//J0631+2020_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0631+2020_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.672963 visibilities/baseline/integration-bin. ! Found source: J0631+2020 ! ! 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 21804 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 J0631+2020_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 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020538Jy sigma=8.988550 ! Fit after self-cal, rms=0.815479Jy sigma=7.198011 ! 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=0.848 mas, bmaj=1.881 mas, bpa=15.93 degrees ! Estimated noise=1.00481 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 = 0.144835 Jy ! Component: 100 - total flux cleaned = 0.177726 Jy ! Total flux subtracted in 100 components = 0.177726 Jy ! Clean residual min=-0.006762 max=0.012120 Jy/beam ! Clean residual mean=-0.000000 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 0.177726 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.177726 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=0.064178Jy sigma=0.534588 ! Fit after self-cal, rms=0.064168Jy sigma=0.534484 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135301 Jy ! Component: 100 - total flux cleaned = 0.0162068 Jy ! Total flux subtracted in 100 components = 0.0162068 Jy ! Clean residual min=-0.006365 max=0.006671 Jy/beam ! Clean residual mean=-0.000002 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.193933 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.193933 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=0.061677Jy sigma=0.511586 ! Fit after self-cal, rms=0.061639Jy sigma=0.511293 ! 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=1.047 mas, bmaj=2.128 mas, bpa=13.24 degrees ! Estimated noise=0.551401 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 (1.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754308 Jy ! Component: 100 - total flux cleaned = 0.0107655 Jy ! Component: 150 - total flux cleaned = 0.0114597 Jy ! Component: 200 - total flux cleaned = 0.0114709 Jy ! Total flux subtracted in 200 components = 0.0114709 Jy ! Clean residual min=-0.005296 max=0.005806 Jy/beam ! Clean residual mean=-0.000009 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.205404 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 38 components and 0.205404 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=0.060559Jy sigma=0.501227 ! Fit after self-cal, rms=0.060491Jy sigma=0.500593 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.047 x 2.128 at 13.24 degrees (North through East) ! Clean map min=-0.0048738 max=0.18631 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.01 KP 1.07 ! LA 0.99 MK 1.05 NL 1.12 OV 0.90 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.01 KP 1.03 ! LA 1.00 MK 1.07 NL 1.11 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.05 ! LA 1.03 MK 1.04 NL 1.10 OV 0.92 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.07 ! LA 1.01 MK 1.07 NL 1.14 OV 0.92 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.97 KP 1.05 ! LA 0.98 MK 1.05 NL 1.12 OV 0.91 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.96 KP 1.06 ! LA 1.01 MK 1.02 NL 1.11 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.95 KP 1.06 ! LA 1.01 MK 1.05 NL 1.10 OV 0.92 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.07 ! LA 1.00 MK 1.06 NL 1.12 OV 0.90 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.98 KP 1.05 ! LA 0.98 MK 1.06 NL 1.13 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.01 KP 1.02 ! LA 1.01 MK 1.06 NL 1.11 OV 0.89 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.98 KP 1.07 ! LA 1.00 MK 1.01 NL 1.10 OV 0.90 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.99 KP 1.06 ! LA 0.98 MK 1.03 NL 1.12 OV 0.92 ! PT 0.93 SC 0.91 ! ! ! Fit before self-cal, rms=0.060491Jy sigma=0.500593 ! Fit after self-cal, rms=0.057111Jy sigma=0.481034 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.125 mas, bpa=14.07 degrees ! Estimated noise=0.547775 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 = -0.00160932 Jy ! Component: 100 - total flux cleaned = -0.00182159 Jy ! Component: 150 - total flux cleaned = -0.00193768 Jy ! Component: 200 - total flux cleaned = -0.00193719 Jy ! Total flux subtracted in 200 components = -0.00193719 Jy ! Clean residual min=-0.003619 max=0.003137 Jy/beam ! Clean residual mean=-0.000009 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.203466 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 61 components and 0.203466 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=0.056941Jy sigma=0.479684 ! Fit after self-cal, rms=0.056944Jy sigma=0.479508 ! 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=0.056944Jy sigma=0.479508 ! Fit after self-cal, rms=0.055784Jy sigma=0.467870 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.124 mas, bpa=13.84 degrees ! Estimated noise=0.547762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315574 Jy ! Component: 100 - total flux cleaned = 0.00021435 Jy ! Component: 150 - total flux cleaned = 0.000250376 Jy ! Component: 200 - total flux cleaned = 0.000184193 Jy ! Total flux subtracted in 200 components = 0.000184193 Jy ! Clean residual min=-0.001550 max=0.001455 Jy/beam ! Clean residual mean=0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.203651 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.203651 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=0.055708Jy sigma=0.467179 ! Fit after self-cal, rms=0.055711Jy sigma=0.467097 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 = -0.000139031 Jy ! Component: 100 - total flux cleaned = -0.000167963 Jy ! Component: 150 - total flux cleaned = -0.000168686 Jy ! Component: 200 - total flux cleaned = -0.000191828 Jy ! Total flux subtracted in 200 components = -0.000191828 Jy ! Clean residual min=-0.001474 max=0.001446 Jy/beam ! Clean residual mean=0.000000 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.203459 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.203459 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=0.055686Jy sigma=0.466907 ! Fit after self-cal, rms=0.055685Jy sigma=0.466892 ! Inverting map ! Added new window around map position (-13.8, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000862769 Jy ! Component: 100 - total flux cleaned = 0.000922771 Jy ! Component: 150 - total flux cleaned = 0.000873338 Jy ! Component: 200 - total flux cleaned = 0.000874771 Jy ! Total flux subtracted in 200 components = 0.000874771 Jy ! Clean residual min=-0.001310 max=0.001287 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.204334 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.204334 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=0.055645Jy sigma=0.466599 ! Fit after self-cal, rms=0.055643Jy sigma=0.466584 ! 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=0.055643Jy sigma=0.466584 ! Fit after self-cal, rms=0.055572Jy sigma=0.466394 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=2.122 mas, bpa=13.82 degrees ! Estimated noise=0.547663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142212 Jy ! Component: 100 - total flux cleaned = 7.45475e-05 Jy ! Component: 150 - total flux cleaned = 0.000164189 Jy ! Component: 200 - total flux cleaned = 0.00028691 Jy ! Total flux subtracted in 200 components = 0.00028691 Jy ! Clean residual min=-0.001264 max=0.001263 Jy/beam ! Clean residual mean=0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.20462 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.20462 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=0.055549Jy sigma=0.466179 ! Fit after self-cal, rms=0.055548Jy sigma=0.466167 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 = -2.09645e-05 Jy ! Component: 100 - total flux cleaned = -2.19802e-05 Jy ! Component: 150 - total flux cleaned = 3.095e-05 Jy ! Component: 200 - total flux cleaned = 9.79576e-05 Jy ! Total flux subtracted in 200 components = 9.79576e-05 Jy ! Clean residual min=-0.001235 max=0.001246 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.204718 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 113 components and 0.204718 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=0.055536Jy sigma=0.466075 ! Fit after self-cal, rms=0.055536Jy sigma=0.466070 ! Inverting map ! Added new window around map position (-24, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000935745 Jy ! Component: 100 - total flux cleaned = 0.00103384 Jy ! Component: 150 - total flux cleaned = 0.00115089 Jy ! Component: 200 - total flux cleaned = 0.00129727 Jy ! Total flux subtracted in 200 components = 0.00129727 Jy ! Clean residual min=-0.001251 max=0.001045 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.206016 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 129 components and 0.206016 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=0.055512Jy sigma=0.465842 ! Fit after self-cal, rms=0.055511Jy sigma=0.465833 ! 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=0.055511Jy sigma=0.465833 ! Fit after self-cal, rms=0.055519Jy sigma=0.465778 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.03 mas, bmaj=2.838 mas, bpa=-5.693 degrees ! Estimated noise=0.662728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000303933 Jy ! Component: 100 - total flux cleaned = 0.000479862 Jy ! Component: 150 - total flux cleaned = 0.000579355 Jy ! Component: 200 - total flux cleaned = 0.000631979 Jy ! Total flux subtracted in 200 components = 0.000631979 Jy ! Clean residual min=-0.001114 max=0.001013 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.206648 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 145 components and 0.206648 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=0.055513Jy sigma=0.465724 ! Fit after self-cal, rms=0.055513Jy sigma=0.465720 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 = 9.02712e-05 Jy ! Component: 100 - total flux cleaned = 0.000113776 Jy ! Component: 150 - total flux cleaned = 0.000136058 Jy ! Component: 200 - total flux cleaned = 0.000167913 Jy ! Total flux subtracted in 200 components = 0.000167913 Jy ! Clean residual min=-0.001109 max=0.000984 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.206815 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 152 components and 0.206815 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=0.055510Jy sigma=0.465688 ! Fit after self-cal, rms=0.055510Jy sigma=0.465688 ! 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=1.029 mas, bmaj=2.122 mas, bpa=13.83 degrees ! Estimated noise=0.547926 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 2.122 at 13.83 degrees (North through East) ! Clean map min=-0.0010317 max=0.18543 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=0.8336 mas, bmaj=1.883 mas, bpa=16.36 degrees ! Estimated noise=0.986978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142234 Jy ! Component: 100 - total flux cleaned = 0.174376 Jy ! Component: 150 - total flux cleaned = 0.186868 Jy ! Component: 200 - total flux cleaned = 0.193874 Jy ! Total flux subtracted in 200 components = 0.193874 Jy ! Clean residual min=-0.002807 max=0.003602 Jy/beam ! Clean residual mean=0.000001 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.193874 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 0.193874 Jy ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.122 mas, bpa=13.83 degrees ! Estimated noise=0.547926 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 = 0.00481393 Jy ! Component: 100 - total flux cleaned = 0.00757716 Jy ! Component: 150 - total flux cleaned = 0.00910382 Jy ! Component: 200 - total flux cleaned = 0.0099636 Jy ! Total flux subtracted in 200 components = 0.0099636 Jy ! Clean residual min=-0.001344 max=0.001407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.203837 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.203837 Jy ! Inverting map ! Added new window around map position (1.2, 13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00076283 Jy ! Component: 100 - total flux cleaned = 0.00126367 Jy ! Component: 150 - total flux cleaned = 0.00162082 Jy ! Component: 200 - total flux cleaned = 0.00190358 Jy ! Total flux subtracted in 200 components = 0.00190358 Jy ! Clean residual min=-0.001245 max=0.001203 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.205741 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 0.205741 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=2.03 mas, bmaj=2.838 mas, bpa=-5.693 degrees ! Estimated noise=0.662728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264625 Jy ! Component: 100 - total flux cleaned = 0.000514383 Jy ! Component: 150 - total flux cleaned = 0.00071066 Jy ! Component: 200 - total flux cleaned = 0.000821528 Jy ! Total flux subtracted in 200 components = 0.000821528 Jy ! Clean residual min=-0.001073 max=0.001059 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.206563 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 = 9.97692e-05 Jy ! Component: 100 - total flux cleaned = 0.000153624 Jy ! Component: 150 - total flux cleaned = 0.000187288 Jy ! Component: 200 - total flux cleaned = 0.000234447 Jy ! Total flux subtracted in 200 components = 0.000234447 Jy ! Clean residual min=-0.001033 max=0.000999 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.206797 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 76 components and 0.206797 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.122 mas, bpa=13.83 degrees ! Estimated noise=0.547926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.7657e-05 Jy ! Component: 100 - total flux cleaned = 0.00018146 Jy ! Component: 150 - total flux cleaned = 0.00018207 Jy ! Component: 200 - total flux cleaned = 0.000209345 Jy ! Total flux subtracted in 200 components = 0.000209345 Jy ! Clean residual min=-0.001092 max=0.001131 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.207006 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.207006 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=0.055534Jy sigma=0.465828 ! Fit after self-cal, rms=0.055531Jy sigma=0.465786 wmodel J0631+2020_X_map.mod ! Writing 90 model components to file: J0631+2020_X_map.mod wobs J0631+2020_X_uvs.fits ! Writing UV FITS file: J0631+2020_X_uvs.fits wwins J0631+2020_X_map.win ! wwins: Wrote 5 windows to J0631+2020_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 = -0.000421711 Jy ! Component: 100 - total flux cleaned = -0.000622534 Jy ! Component: 150 - total flux cleaned = -0.000813521 Jy ! Component: 200 - total flux cleaned = -0.000913436 Jy ! Component: 250 - total flux cleaned = -0.00104334 Jy ! Component: 300 - total flux cleaned = -0.00120079 Jy ! Component: 350 - total flux cleaned = -0.00129255 Jy ! Component: 400 - total flux cleaned = -0.00139709 Jy ! Component: 450 - total flux cleaned = -0.00142663 Jy ! Component: 500 - total flux cleaned = -0.00151275 Jy ! Component: 550 - total flux cleaned = -0.00154092 Jy ! Component: 600 - total flux cleaned = -0.00159603 Jy ! Component: 650 - total flux cleaned = -0.0015692 Jy ! Component: 700 - total flux cleaned = -0.00159637 Jy ! Component: 750 - total flux cleaned = -0.00164899 Jy ! Component: 800 - total flux cleaned = -0.00167444 Jy ! Component: 850 - total flux cleaned = -0.00171261 Jy ! Component: 900 - total flux cleaned = -0.00172508 Jy ! Component: 950 - total flux cleaned = -0.00174998 Jy ! Component: 1000 - total flux cleaned = -0.00178674 Jy ! Component: 1050 - total flux cleaned = -0.00178693 Jy ! Component: 1100 - total flux cleaned = -0.00179929 Jy ! Component: 1150 - total flux cleaned = -0.00185867 Jy ! Component: 1200 - total flux cleaned = -0.00188195 Jy ! Component: 1250 - total flux cleaned = -0.0018936 Jy ! Component: 1300 - total flux cleaned = -0.00191653 Jy ! Component: 1350 - total flux cleaned = -0.00189364 Jy ! Component: 1400 - total flux cleaned = -0.00191593 Jy ! Component: 1450 - total flux cleaned = -0.00191582 Jy ! Component: 1500 - total flux cleaned = -0.00194867 Jy ! Component: 1550 - total flux cleaned = -0.00191612 Jy ! Component: 1600 - total flux cleaned = -0.00200231 Jy ! Component: 1650 - total flux cleaned = -0.00198102 Jy ! Component: 1700 - total flux cleaned = -0.00202328 Jy ! Component: 1750 - total flux cleaned = -0.0020545 Jy ! Component: 1800 - total flux cleaned = -0.00204406 Jy ! Component: 1850 - total flux cleaned = -0.00203376 Jy ! Component: 1900 - total flux cleaned = -0.00203369 Jy ! Component: 1950 - total flux cleaned = -0.00203359 Jy ! Component: 2000 - total flux cleaned = -0.00201354 Jy ! Component: 2050 - total flux cleaned = -0.00201354 Jy ! Component: 2100 - total flux cleaned = -0.00197432 Jy ! Component: 2150 - total flux cleaned = -0.0019548 Jy ! Component: 2200 - total flux cleaned = -0.0019644 Jy ! Component: 2250 - total flux cleaned = -0.00196433 Jy ! Component: 2300 - total flux cleaned = -0.00193563 Jy ! Component: 2350 - total flux cleaned = -0.00191672 Jy ! Component: 2400 - total flux cleaned = -0.0019073 Jy ! Component: 2450 - total flux cleaned = -0.00189799 Jy ! Component: 2500 - total flux cleaned = -0.0018796 Jy ! Component: 2550 - total flux cleaned = -0.0018979 Jy ! Component: 2600 - total flux cleaned = -0.00187978 Jy ! Component: 2650 - total flux cleaned = -0.00187982 Jy ! Component: 2700 - total flux cleaned = -0.00186192 Jy ! Component: 2750 - total flux cleaned = -0.0018974 Jy ! Component: 2800 - total flux cleaned = -0.00186218 Jy ! Component: 2850 - total flux cleaned = -0.00187092 Jy ! Component: 2900 - total flux cleaned = -0.00181888 Jy ! Component: 2950 - total flux cleaned = -0.0018103 Jy ! Component: 3000 - total flux cleaned = -0.00179327 Jy ! Component: 3050 - total flux cleaned = -0.00178483 Jy ! Component: 3100 - total flux cleaned = -0.00175112 Jy ! Component: 3150 - total flux cleaned = -0.00175953 Jy ! Component: 3200 - total flux cleaned = -0.00173452 Jy ! Component: 3250 - total flux cleaned = -0.0017263 Jy ! Component: 3300 - total flux cleaned = -0.00167694 Jy ! Component: 3350 - total flux cleaned = -0.00166878 Jy ! Component: 3400 - total flux cleaned = -0.00165261 Jy ! Component: 3450 - total flux cleaned = -0.00162848 Jy ! Component: 3500 - total flux cleaned = -0.00160457 Jy ! Component: 3550 - total flux cleaned = -0.00164428 Jy ! Component: 3600 - total flux cleaned = -0.00165211 Jy ! Component: 3650 - total flux cleaned = -0.00158924 Jy ! Component: 3700 - total flux cleaned = -0.00162053 Jy ! Component: 3750 - total flux cleaned = -0.00163602 Jy ! Component: 3800 - total flux cleaned = -0.00165143 Jy ! Component: 3850 - total flux cleaned = -0.00161302 Jy ! Component: 3900 - total flux cleaned = -0.0016054 Jy ! Component: 3950 - total flux cleaned = -0.00162815 Jy ! Component: 4000 - total flux cleaned = -0.00163569 Jy ! Component: 4050 - total flux cleaned = -0.00162074 Jy ! Total flux subtracted in 4096 components = -0.00162813 Jy ! Clean residual min=-0.000470 max=0.000372 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.205378 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 372 components and 0.205378 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0631+2020_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 2.122 at 13.83 degrees (North through East) ! Clean map min=-0.00076119 max=0.18493 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0631+2020_X_map.fits wmodel /image_prod/ug002_uva//J0631+2020_X_map.mod ! Writing 372 model components to file: /image_prod/ug002_uva//J0631+2020_X_map.mod wobs /image_prod/ug002_uva//J0631+2020_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0631+2020_X_uvs.fits wwins /image_prod/ug002_uva//J0631+2020_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0631+2020_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.184934 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127316 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.206532 0.206532 0.413064 0.826129 1.65226 3.30451 6.60903 13.2181 26.4361 52.8722 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.184 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1452.56 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0631+2020_X_dfm.log closed on Wed Mar 4 21:20:54 2020