! Started logfile: /image_prod/ug002_uva//J2050+3619_X_dfm.log on Thu Mar 5 04:58:53 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//J2050+3619_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2050+3619_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980247 visibilities/baseline/integration-bin. ! Found source: J2050+3619 ! ! 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 47640 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 J2050+3619_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.074862Jy sigma=8.928100 ! Fit after self-cal, rms=0.688010Jy sigma=5.811222 ! 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=0.6915 mas, bmaj=1.265 mas, bpa=-12.44 degrees ! Estimated noise=0.855757 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 = 0.205805 Jy ! Component: 100 - total flux cleaned = 0.303382 Jy ! Total flux subtracted in 100 components = 0.303382 Jy ! Clean residual min=-0.013296 max=0.049218 Jy/beam ! Clean residual mean=0.000008 rms=0.004167 Jy/beam ! Combined flux in latest and established models = 0.303382 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.303382 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=0.153289Jy sigma=1.222141 ! Fit after self-cal, rms=0.153198Jy sigma=1.221486 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0596595 Jy ! Component: 100 - total flux cleaned = 0.0978258 Jy ! Total flux subtracted in 100 components = 0.0978258 Jy ! Clean residual min=-0.010280 max=0.021400 Jy/beam ! Clean residual mean=0.000001 rms=0.002601 Jy/beam ! Combined flux in latest and established models = 0.401208 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.401208 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=0.104548Jy sigma=0.824309 ! Fit after self-cal, rms=0.104509Jy sigma=0.824064 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258963 Jy ! Component: 100 - total flux cleaned = 0.0443983 Jy ! Total flux subtracted in 100 components = 0.0443983 Jy ! Clean residual min=-0.008965 max=0.016972 Jy/beam ! Clean residual mean=-0.000002 rms=0.002176 Jy/beam ! Combined flux in latest and established models = 0.445607 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.445607 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=0.089597Jy sigma=0.702872 ! Fit after self-cal, rms=0.089580Jy sigma=0.702770 ! Inverting map ! Added new window around map position (-1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176919 Jy ! Component: 100 - total flux cleaned = 0.0298085 Jy ! Total flux subtracted in 100 components = 0.0298085 Jy ! Clean residual min=-0.008141 max=0.011868 Jy/beam ! Clean residual mean=-0.000004 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.475415 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.475415 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=0.082168Jy sigma=0.643628 ! Fit after self-cal, rms=0.082006Jy sigma=0.642155 ! 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=0.9121 mas, bmaj=1.576 mas, bpa=-10.48 degrees ! Estimated noise=0.39512 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, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221496 Jy ! Component: 100 - total flux cleaned = 0.0384317 Jy ! Component: 150 - total flux cleaned = 0.0508518 Jy ! Component: 200 - total flux cleaned = 0.0605436 Jy ! Total flux subtracted in 200 components = 0.0605436 Jy ! Clean residual min=-0.010661 max=0.011445 Jy/beam ! Clean residual mean=-0.000014 rms=0.002212 Jy/beam ! Combined flux in latest and established models = 0.535959 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 81 components and 0.535959 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=0.072773Jy sigma=0.571434 ! Fit after self-cal, rms=0.072669Jy sigma=0.570575 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9121 x 1.576 at -10.48 degrees (North through East) ! Clean map min=-0.010344 max=0.30441 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.94 KP 1.06 ! LA 1.02 MK 1.14 NL 1.15 OV 0.91 ! PT 0.90 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.93 KP 1.06 ! LA 1.02 MK 1.14 NL 1.13 OV 0.91 ! PT 0.89 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.93 KP 1.05 ! LA 1.01 MK 1.14 NL 1.14 OV 0.90 ! PT 0.89 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.95 KP 1.06 ! LA 1.01 MK 1.12 NL 1.15 OV 0.91 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.92 KP 1.07 ! LA 1.00 MK 1.09 NL 1.13 OV 0.91 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.91 KP 1.04 ! LA 1.02 MK 1.09 NL 1.14 OV 0.91 ! PT 0.89 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.91 KP 1.05 ! LA 1.01 MK 1.08 NL 1.14 OV 0.91 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.91 KP 1.04 ! LA 1.00 MK 1.06 NL 1.14 OV 0.89 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.90 KP 1.05 ! LA 1.00 MK 1.04 NL 1.15 OV 0.90 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.91 KP 1.04 ! LA 1.01 MK 1.02 NL 1.12 OV 0.90 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.88 KP 1.06 ! LA 0.99 MK 1.00 NL 1.12 OV 0.90 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.89 KP 1.04 ! LA 1.01 MK 1.02 NL 1.11 OV 0.90 ! PT 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.072669Jy sigma=0.570575 ! Fit after self-cal, rms=0.061246Jy sigma=0.480067 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9276 mas, bmaj=1.588 mas, bpa=-10.31 degrees ! Estimated noise=0.393461 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 = -6.33007e-05 Jy ! Component: 100 - total flux cleaned = 0.000766028 Jy ! Component: 150 - total flux cleaned = 0.00169298 Jy ! Component: 200 - total flux cleaned = 0.00226867 Jy ! Total flux subtracted in 200 components = 0.00226867 Jy ! Clean residual min=-0.004203 max=0.004385 Jy/beam ! Clean residual mean=0.000003 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 0.538227 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 95 components and 0.538227 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=0.060549Jy sigma=0.473735 ! Fit after self-cal, rms=0.060560Jy sigma=0.473477 ! 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=0.060560Jy sigma=0.473477 ! Fit after self-cal, rms=0.058042Jy sigma=0.449082 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9302 mas, bmaj=1.607 mas, bpa=-10.56 degrees ! Estimated noise=0.39727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000710727 Jy ! Component: 100 - total flux cleaned = 0.000596707 Jy ! Component: 150 - total flux cleaned = 0.000696357 Jy ! Component: 200 - total flux cleaned = 0.000699334 Jy ! Total flux subtracted in 200 components = 0.000699334 Jy ! Clean residual min=-0.003241 max=0.003420 Jy/beam ! Clean residual mean=0.000004 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.538927 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.538927 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=0.057616Jy sigma=0.445008 ! Fit after self-cal, rms=0.057636Jy sigma=0.444874 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183775 Jy ! Component: 100 - total flux cleaned = 0.00183012 Jy ! Component: 150 - total flux cleaned = 0.00175029 Jy ! Component: 200 - total flux cleaned = 0.00168018 Jy ! Total flux subtracted in 200 components = 0.00168018 Jy ! Clean residual min=-0.002970 max=0.003085 Jy/beam ! Clean residual mean=0.000004 rms=0.000608 Jy/beam ! Combined flux in latest and established models = 0.540607 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 122 components and 0.540607 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=0.057388Jy sigma=0.442660 ! Fit after self-cal, rms=0.057379Jy sigma=0.442566 ! Inverting map ! Added new window around map position (7.6, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848067 Jy ! Component: 100 - total flux cleaned = 0.000844732 Jy ! Component: 150 - total flux cleaned = 0.000771954 Jy ! Component: 200 - total flux cleaned = 0.00070305 Jy ! Total flux subtracted in 200 components = 0.00070305 Jy ! Clean residual min=-0.002673 max=0.002530 Jy/beam ! Clean residual mean=0.000004 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.54131 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 142 components and 0.54131 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=0.057162Jy sigma=0.440621 ! Fit after self-cal, rms=0.057156Jy sigma=0.440568 ! 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=0.057156Jy sigma=0.440568 ! Fit after self-cal, rms=0.057033Jy sigma=0.439516 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9283 mas, bmaj=1.605 mas, bpa=-10.64 degrees ! Estimated noise=0.39702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152329 Jy ! Component: 100 - total flux cleaned = 0.00177349 Jy ! Component: 150 - total flux cleaned = 0.00185091 Jy ! Component: 200 - total flux cleaned = 0.00178901 Jy ! Total flux subtracted in 200 components = 0.00178901 Jy ! Clean residual min=-0.002256 max=0.002500 Jy/beam ! Clean residual mean=0.000003 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.543099 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 151 components and 0.543099 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=0.056846Jy sigma=0.437763 ! Fit after self-cal, rms=0.056847Jy sigma=0.437727 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012951 Jy ! Component: 100 - total flux cleaned = 0.000977406 Jy ! Component: 150 - total flux cleaned = 0.000694322 Jy ! Component: 200 - total flux cleaned = 0.000540288 Jy ! Total flux subtracted in 200 components = 0.000540288 Jy ! Clean residual min=-0.002116 max=0.002080 Jy/beam ! Clean residual mean=0.000003 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.543639 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 160 components and 0.543639 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=0.056710Jy sigma=0.436552 ! Fit after self-cal, rms=0.056706Jy sigma=0.436518 ! 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=0.056706Jy sigma=0.436518 ! Fit after self-cal, rms=0.056605Jy sigma=0.435960 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=2.5 mas, bpa=-9.244 degrees ! Estimated noise=0.522669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182304 Jy ! Component: 100 - total flux cleaned = 0.00175511 Jy ! Component: 150 - total flux cleaned = 0.00170596 Jy ! Component: 200 - total flux cleaned = 0.00170801 Jy ! Total flux subtracted in 200 components = 0.00170801 Jy ! Clean residual min=-0.002221 max=0.002070 Jy/beam ! Clean residual mean=0.000006 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.545347 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 182 components and 0.545347 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=0.056510Jy sigma=0.435185 ! Fit after self-cal, rms=0.056508Jy sigma=0.435147 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 = -0.00050903 Jy ! Component: 100 - total flux cleaned = -0.000580119 Jy ! Component: 150 - total flux cleaned = -0.000548596 Jy ! Component: 200 - total flux cleaned = -0.000576184 Jy ! Total flux subtracted in 200 components = -0.000576184 Jy ! Clean residual min=-0.002172 max=0.001995 Jy/beam ! Clean residual mean=0.000005 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.544771 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 203 components and 0.544771 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=0.056491Jy sigma=0.434958 ! Fit after self-cal, rms=0.056489Jy sigma=0.434939 ! 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=0.9266 mas, bmaj=1.603 mas, bpa=-10.69 degrees ! Estimated noise=0.396794 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9266 x 1.603 at -10.69 degrees (North through East) ! Clean map min=-0.0019748 max=0.30336 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=0.7026 mas, bmaj=1.293 mas, bpa=-12.85 degrees ! Estimated noise=0.872394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.207897 Jy ! Component: 100 - total flux cleaned = 0.303858 Jy ! Component: 150 - total flux cleaned = 0.36176 Jy ! Component: 200 - total flux cleaned = 0.398892 Jy ! Total flux subtracted in 200 components = 0.398892 Jy ! Clean residual min=-0.007175 max=0.020235 Jy/beam ! Clean residual mean=0.000007 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.398892 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.398892 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9266 mas, bmaj=1.603 mas, bpa=-10.69 degrees ! Estimated noise=0.396794 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 = 0.045776 Jy ! Component: 100 - total flux cleaned = 0.0736611 Jy ! Component: 150 - total flux cleaned = 0.0924204 Jy ! Component: 200 - total flux cleaned = 0.105597 Jy ! Total flux subtracted in 200 components = 0.105597 Jy ! Clean residual min=-0.003129 max=0.007407 Jy/beam ! Clean residual mean=-0.000002 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.50449 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 67 components and 0.50449 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00953723 Jy ! Component: 100 - total flux cleaned = 0.0165895 Jy ! Component: 150 - total flux cleaned = 0.0218903 Jy ! Component: 200 - total flux cleaned = 0.0259828 Jy ! Total flux subtracted in 200 components = 0.0259828 Jy ! Clean residual min=-0.002250 max=0.002787 Jy/beam ! Clean residual mean=0.000000 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.530472 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 93 components and 0.530472 Jy ! Inverting map ! Added new window around map position (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336141 Jy ! Component: 100 - total flux cleaned = 0.00607947 Jy ! Component: 150 - total flux cleaned = 0.00800078 Jy ! Component: 200 - total flux cleaned = 0.00903155 Jy ! Total flux subtracted in 200 components = 0.00903155 Jy ! Clean residual min=-0.002009 max=0.001648 Jy/beam ! Clean residual mean=0.000002 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.539504 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 120 components and 0.539504 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=2.094 mas, bmaj=2.5 mas, bpa=-9.244 degrees ! Estimated noise=0.522669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160467 Jy ! Component: 100 - total flux cleaned = 0.00220141 Jy ! Component: 150 - total flux cleaned = 0.0028195 Jy ! Component: 200 - total flux cleaned = 0.00304735 Jy ! Total flux subtracted in 200 components = 0.00304735 Jy ! Clean residual min=-0.002330 max=0.001852 Jy/beam ! Clean residual mean=0.000004 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.542551 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 = 0.000147865 Jy ! Component: 100 - total flux cleaned = 0.000193054 Jy ! Component: 150 - total flux cleaned = 0.000194738 Jy ! Component: 200 - total flux cleaned = 0.000230688 Jy ! Total flux subtracted in 200 components = 0.000230688 Jy ! Clean residual min=-0.002198 max=0.001780 Jy/beam ! Clean residual mean=0.000004 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.542782 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 177 components and 0.542782 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9266 mas, bmaj=1.603 mas, bpa=-10.69 degrees ! Estimated noise=0.396794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.66275e-05 Jy ! Component: 100 - total flux cleaned = 0.00011552 Jy ! Component: 150 - total flux cleaned = 0.000334212 Jy ! Component: 200 - total flux cleaned = 0.000533101 Jy ! Total flux subtracted in 200 components = 0.000533101 Jy ! Clean residual min=-0.001837 max=0.001491 Jy/beam ! Clean residual mean=0.000002 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.543315 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 194 components and 0.543315 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=0.056412Jy sigma=0.433622 ! Fit after self-cal, rms=0.056401Jy sigma=0.433561 wmodel J2050+3619_X_map.mod ! Writing 194 model components to file: J2050+3619_X_map.mod wobs J2050+3619_X_uvs.fits ! Writing UV FITS file: J2050+3619_X_uvs.fits wwins J2050+3619_X_map.win ! wwins: Wrote 7 windows to J2050+3619_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 = -0.000645159 Jy ! Component: 100 - total flux cleaned = -0.000832903 Jy ! Component: 150 - total flux cleaned = -0.00103368 Jy ! Component: 200 - total flux cleaned = -0.00115346 Jy ! Component: 250 - total flux cleaned = -0.00133997 Jy ! Component: 300 - total flux cleaned = -0.00145377 Jy ! Component: 350 - total flux cleaned = -0.0015872 Jy ! Component: 400 - total flux cleaned = -0.00167398 Jy ! Component: 450 - total flux cleaned = -0.00173794 Jy ! Component: 500 - total flux cleaned = -0.00180075 Jy ! Component: 550 - total flux cleaned = -0.00184239 Jy ! Component: 600 - total flux cleaned = -0.00190335 Jy ! Component: 650 - total flux cleaned = -0.00194337 Jy ! Component: 700 - total flux cleaned = -0.00194338 Jy ! Component: 750 - total flux cleaned = -0.00198219 Jy ! Component: 800 - total flux cleaned = -0.00198226 Jy ! Component: 850 - total flux cleaned = -0.00201989 Jy ! Component: 900 - total flux cleaned = -0.00194587 Jy ! Component: 950 - total flux cleaned = -0.00198269 Jy ! Component: 1000 - total flux cleaned = -0.00200089 Jy ! Component: 1050 - total flux cleaned = -0.00203668 Jy ! Component: 1100 - total flux cleaned = -0.00205429 Jy ! Component: 1150 - total flux cleaned = -0.00208922 Jy ! Component: 1200 - total flux cleaned = -0.00207164 Jy ! Component: 1250 - total flux cleaned = -0.00202052 Jy ! Component: 1300 - total flux cleaned = -0.00205429 Jy ! Component: 1350 - total flux cleaned = -0.00203796 Jy ! Component: 1400 - total flux cleaned = -0.00208726 Jy ! Component: 1450 - total flux cleaned = -0.00210363 Jy ! Component: 1500 - total flux cleaned = -0.00210332 Jy ! Component: 1550 - total flux cleaned = -0.00211925 Jy ! Component: 1600 - total flux cleaned = -0.0021352 Jy ! Component: 1650 - total flux cleaned = -0.00213537 Jy ! Component: 1700 - total flux cleaned = -0.00213538 Jy ! Component: 1750 - total flux cleaned = -0.00219671 Jy ! Component: 1800 - total flux cleaned = -0.00213602 Jy ! Component: 1850 - total flux cleaned = -0.00219611 Jy ! Component: 1900 - total flux cleaned = -0.00210694 Jy ! Component: 1950 - total flux cleaned = -0.00219554 Jy ! Component: 2000 - total flux cleaned = -0.00218101 Jy ! Component: 2050 - total flux cleaned = -0.00210863 Jy ! Component: 2100 - total flux cleaned = -0.0021802 Jy ! Component: 2150 - total flux cleaned = -0.00210917 Jy ! Component: 2200 - total flux cleaned = -0.00213744 Jy ! Component: 2250 - total flux cleaned = -0.00203975 Jy ! Component: 2300 - total flux cleaned = -0.00208126 Jy ! Component: 2350 - total flux cleaned = -0.00202639 Jy ! Component: 2400 - total flux cleaned = -0.00201284 Jy ! Component: 2450 - total flux cleaned = -0.00198595 Jy ! Component: 2500 - total flux cleaned = -0.00197269 Jy ! Component: 2550 - total flux cleaned = -0.00198598 Jy ! Component: 2600 - total flux cleaned = -0.00192015 Jy ! Component: 2650 - total flux cleaned = -0.00197245 Jy ! Component: 2700 - total flux cleaned = -0.00195944 Jy ! Component: 2750 - total flux cleaned = -0.00192088 Jy ! Component: 2800 - total flux cleaned = -0.00188271 Jy ! Component: 2850 - total flux cleaned = -0.00181949 Jy ! Component: 2900 - total flux cleaned = -0.00180713 Jy ! Component: 2950 - total flux cleaned = -0.00184435 Jy ! Component: 3000 - total flux cleaned = -0.00175804 Jy ! Component: 3050 - total flux cleaned = -0.00175812 Jy ! Component: 3100 - total flux cleaned = -0.00174593 Jy ! Component: 3150 - total flux cleaned = -0.00175804 Jy ! Component: 3200 - total flux cleaned = -0.00165013 Jy ! Component: 3250 - total flux cleaned = -0.00167381 Jy ! Component: 3300 - total flux cleaned = -0.00166196 Jy ! Component: 3350 - total flux cleaned = -0.00161504 Jy ! Component: 3400 - total flux cleaned = -0.00156834 Jy ! Component: 3450 - total flux cleaned = -0.00149908 Jy ! Component: 3500 - total flux cleaned = -0.00151052 Jy ! Component: 3550 - total flux cleaned = -0.0014764 Jy ! Component: 3600 - total flux cleaned = -0.00145372 Jy ! Component: 3650 - total flux cleaned = -0.00146473 Jy ! Component: 3700 - total flux cleaned = -0.00138651 Jy ! Component: 3750 - total flux cleaned = -0.00137545 Jy ! Component: 3800 - total flux cleaned = -0.00134239 Jy ! Component: 3850 - total flux cleaned = -0.00132042 Jy ! Component: 3900 - total flux cleaned = -0.00130941 Jy ! Component: 3950 - total flux cleaned = -0.00127693 Jy ! Component: 4000 - total flux cleaned = -0.00124476 Jy ! Component: 4050 - total flux cleaned = -0.00126615 Jy ! Total flux subtracted in 4096 components = -0.00124486 Jy ! Clean residual min=-0.000557 max=0.000547 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.54207 Jy keep ! Adding 356 model components to the UV plane model. ! The established model now contains 550 components and 0.542071 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2050+3619_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9266 x 1.603 at -10.69 degrees (North through East) ! Clean map min=-0.001488 max=0.30428 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2050+3619_X_map.fits wmodel /image_prod/ug002_uva//J2050+3619_X_map.mod ! Writing 550 model components to file: /image_prod/ug002_uva//J2050+3619_X_map.mod wobs /image_prod/ug002_uva//J2050+3619_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2050+3619_X_uvs.fits wwins /image_prod/ug002_uva//J2050+3619_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2050+3619_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.304282 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000188194 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185546 0.185546 0.371092 0.742183 1.48437 2.96873 5.93747 11.8749 23.7499 47.4997 94.9995 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.304 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1616.85 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2050+3619_X_dfm.log closed on Thu Mar 5 04:58:59 2020