! Started logfile: /image_prod/ug002_uva//J2308+2008_X_dfm.log on Thu Mar 5 06:06:32 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//J2308+2008_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2308+2008_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J2308+2008 ! ! 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 25200 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 J2308+2008_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020715Jy sigma=9.146645 ! Fit after self-cal, rms=0.842672Jy sigma=7.542443 ! 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=0.6521 mas, bmaj=1.523 mas, bpa=-4.909 degrees ! Estimated noise=0.917102 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 = 0.115309 Jy ! Component: 100 - total flux cleaned = 0.165808 Jy ! Total flux subtracted in 100 components = 0.165808 Jy ! Clean residual min=-0.009857 max=0.024626 Jy/beam ! Clean residual mean=0.000032 rms=0.002625 Jy/beam ! Combined flux in latest and established models = 0.165808 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.165808 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=0.090011Jy sigma=0.787629 ! Fit after self-cal, rms=0.089282Jy sigma=0.780825 ! Inverting map ! Added new window around map position (-3, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309338 Jy ! Component: 100 - total flux cleaned = 0.0508946 Jy ! Total flux subtracted in 100 components = 0.0508946 Jy ! Clean residual min=-0.007313 max=0.016881 Jy/beam ! Clean residual mean=0.000021 rms=0.001833 Jy/beam ! Combined flux in latest and established models = 0.216702 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.216702 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=0.073150Jy sigma=0.636927 ! Fit after self-cal, rms=0.072834Jy sigma=0.633798 ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017457 Jy ! Component: 100 - total flux cleaned = 0.0296499 Jy ! Total flux subtracted in 100 components = 0.0296499 Jy ! Clean residual min=-0.005953 max=0.007959 Jy/beam ! Clean residual mean=0.000014 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 0.246352 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.246352 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=0.065500Jy sigma=0.566455 ! Fit after self-cal, rms=0.065305Jy sigma=0.564562 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108152 Jy ! Component: 100 - total flux cleaned = 0.0193574 Jy ! Total flux subtracted in 100 components = 0.0193574 Jy ! Clean residual min=-0.004910 max=0.006592 Jy/beam ! Clean residual mean=0.000010 rms=0.001210 Jy/beam ! Combined flux in latest and established models = 0.265709 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.265709 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=0.061875Jy sigma=0.532655 ! Fit after self-cal, rms=0.061798Jy sigma=0.531867 ! 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=0.8389 mas, bmaj=1.776 mas, bpa=-4.742 degrees ! Estimated noise=0.504149 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 (-2.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128334 Jy ! Component: 100 - total flux cleaned = 0.0217897 Jy ! Component: 150 - total flux cleaned = 0.0283644 Jy ! Component: 200 - total flux cleaned = 0.0333819 Jy ! Total flux subtracted in 200 components = 0.0333819 Jy ! Clean residual min=-0.004742 max=0.007854 Jy/beam ! Clean residual mean=0.000005 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.299091 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 41 components and 0.299091 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=0.058352Jy sigma=0.499381 ! Fit after self-cal, rms=0.058131Jy sigma=0.497205 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8389 x 1.776 at -4.742 degrees (North through East) ! Clean map min=-0.0046186 max=0.15567 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 1.07 ! LA 0.93 MK 1.05 NL 1.14 OV 0.90 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.98 KP 1.05 ! LA 0.93 MK 1.05 NL 1.13 OV 0.91 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 1.07 ! LA 0.93 MK 1.04 NL 1.13 OV 0.88 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.99 KP 1.08 ! LA 0.93 MK 1.04 NL 1.16 OV 0.90 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.06 ! LA 0.93 MK 1.05 NL 1.14 OV 0.91 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 1.04 ! LA 0.92 MK 1.01 NL 1.16 OV 0.89 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.99 KP 1.06 ! LA 0.93 MK 1.05 NL 1.12 OV 0.90 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.97 KP 1.05 ! LA 0.94 MK 1.06 NL 1.12 OV 0.88 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.96 KP 1.08 ! LA 0.92 MK 1.03 NL 1.15 OV 0.89 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.00 KP 1.08 ! LA 0.92 MK 1.06 NL 1.12 OV 0.89 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.97 KP 1.05 ! LA 0.96 MK 1.05 NL 1.11 OV 0.90 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.97 KP 1.07 ! LA 0.93 MK 1.04 NL 1.11 OV 0.89 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.058131Jy sigma=0.497205 ! Fit after self-cal, rms=0.054508Jy sigma=0.470262 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8479 mas, bmaj=1.782 mas, bpa=-4.021 degrees ! Estimated noise=0.500163 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 (-3.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053696 Jy ! Component: 100 - total flux cleaned = 0.00693661 Jy ! Component: 150 - total flux cleaned = 0.00733052 Jy ! Component: 200 - total flux cleaned = 0.00773584 Jy ! Total flux subtracted in 200 components = 0.00773584 Jy ! Clean residual min=-0.001793 max=0.002507 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.306827 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.306827 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=0.053860Jy sigma=0.464090 ! Fit after self-cal, rms=0.053856Jy sigma=0.463456 ! 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=0.053856Jy sigma=0.463456 ! Fit after self-cal, rms=0.053826Jy sigma=0.458952 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8459 mas, bmaj=1.768 mas, bpa=-3.983 degrees ! Estimated noise=0.49771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153387 Jy ! Component: 100 - total flux cleaned = 0.00204496 Jy ! Component: 150 - total flux cleaned = 0.00232018 Jy ! Component: 200 - total flux cleaned = 0.0025194 Jy ! Total flux subtracted in 200 components = 0.0025194 Jy ! Clean residual min=-0.001189 max=0.001356 Jy/beam ! Clean residual mean=-0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.309347 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.309347 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=0.053716Jy sigma=0.457890 ! Fit after self-cal, rms=0.053730Jy sigma=0.457806 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 (-12.8, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108472 Jy ! Component: 100 - total flux cleaned = 0.00139344 Jy ! Component: 150 - total flux cleaned = 0.00149602 Jy ! Component: 200 - total flux cleaned = 0.0015582 Jy ! Total flux subtracted in 200 components = 0.0015582 Jy ! Clean residual min=-0.001134 max=0.001185 Jy/beam ! Clean residual mean=-0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.310905 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 92 components and 0.310905 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=0.053684Jy sigma=0.457348 ! Fit after self-cal, rms=0.053682Jy sigma=0.457334 ! 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=0.053682Jy sigma=0.457334 ! Fit after self-cal, rms=0.053701Jy sigma=0.457238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.845 mas, bmaj=1.766 mas, bpa=-3.929 degrees ! Estimated noise=0.497354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.39711e-05 Jy ! Component: 100 - total flux cleaned = 0.000303067 Jy ! Component: 150 - total flux cleaned = 0.000330284 Jy ! Component: 200 - total flux cleaned = 0.00033091 Jy ! Total flux subtracted in 200 components = 0.00033091 Jy ! Clean residual min=-0.001022 max=0.001076 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.311236 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 106 components and 0.311236 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=0.053671Jy sigma=0.456960 ! Fit after self-cal, rms=0.053672Jy sigma=0.456952 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 = 0.000110691 Jy ! Component: 100 - total flux cleaned = 0.000135153 Jy ! Component: 150 - total flux cleaned = 0.000113172 Jy ! Component: 200 - total flux cleaned = 0.000134516 Jy ! Total flux subtracted in 200 components = 0.000134516 Jy ! Clean residual min=-0.001007 max=0.001022 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.31137 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 116 components and 0.31137 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=0.053655Jy sigma=0.456787 ! Fit after self-cal, rms=0.053653Jy sigma=0.456785 ! 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=0.053653Jy sigma=0.456785 ! Fit after self-cal, rms=0.053647Jy sigma=0.456759 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.928 mas, bmaj=2.62 mas, bpa=-2.526 degrees ! Estimated noise=0.643818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.91394e-05 Jy ! Component: 100 - total flux cleaned = -7.29557e-05 Jy ! Component: 150 - total flux cleaned = -4.34938e-05 Jy ! Component: 200 - total flux cleaned = -5.4393e-05 Jy ! Total flux subtracted in 200 components = -5.4393e-05 Jy ! Clean residual min=-0.001040 max=0.000997 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.311316 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.311316 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=0.053641Jy sigma=0.456716 ! Fit after self-cal, rms=0.053642Jy sigma=0.456710 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 = -0.000113216 Jy ! Component: 100 - total flux cleaned = -0.000159135 Jy ! Component: 150 - total flux cleaned = -0.000201275 Jy ! Component: 200 - total flux cleaned = -0.000221323 Jy ! Total flux subtracted in 200 components = -0.000221323 Jy ! Clean residual min=-0.001019 max=0.000963 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.311095 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 140 components and 0.311094 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=0.053639Jy sigma=0.456694 ! Fit after self-cal, rms=0.053639Jy sigma=0.456694 ! 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=0.8443 mas, bmaj=1.766 mas, bpa=-3.887 degrees ! Estimated noise=0.497275 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8443 x 1.766 at -3.887 degrees (North through East) ! Clean map min=-0.00090572 max=0.15463 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=0.6564 mas, bmaj=1.509 mas, bpa=-4.024 degrees ! Estimated noise=0.908699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114242 Jy ! Component: 100 - total flux cleaned = 0.165689 Jy ! Component: 150 - total flux cleaned = 0.196454 Jy ! Component: 200 - total flux cleaned = 0.217806 Jy ! Total flux subtracted in 200 components = 0.217806 Jy ! Clean residual min=-0.005370 max=0.012010 Jy/beam ! Clean residual mean=0.000020 rms=0.001478 Jy/beam ! Combined flux in latest and established models = 0.217806 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.217806 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8443 mas, bmaj=1.766 mas, bpa=-3.887 degrees ! Estimated noise=0.497275 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 = 0.0239569 Jy ! Component: 100 - total flux cleaned = 0.0405624 Jy ! Component: 150 - total flux cleaned = 0.0525565 Jy ! Component: 200 - total flux cleaned = 0.0613297 Jy ! Total flux subtracted in 200 components = 0.0613297 Jy ! Clean residual min=-0.002689 max=0.005191 Jy/beam ! Clean residual mean=0.000009 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.279136 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 30 components and 0.279136 Jy ! Inverting map ! Added new window around map position (0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00671752 Jy ! Component: 100 - total flux cleaned = 0.0119468 Jy ! Component: 150 - total flux cleaned = 0.0160749 Jy ! Component: 200 - total flux cleaned = 0.0193583 Jy ! Total flux subtracted in 200 components = 0.0193583 Jy ! Clean residual min=-0.001676 max=0.001966 Jy/beam ! Clean residual mean=0.000003 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.298495 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 49 components and 0.298495 Jy ! Inverting map ! Added new window around map position (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263974 Jy ! Component: 100 - total flux cleaned = 0.00455066 Jy ! Component: 150 - total flux cleaned = 0.00579958 Jy ! Component: 200 - total flux cleaned = 0.00695139 Jy ! Total flux subtracted in 200 components = 0.00695139 Jy ! Clean residual min=-0.001248 max=0.001270 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.305446 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 77 components and 0.305446 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=1.928 mas, bmaj=2.62 mas, bpa=-2.526 degrees ! Estimated noise=0.643818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223541 Jy ! Component: 100 - total flux cleaned = 0.00316179 Jy ! Component: 150 - total flux cleaned = 0.00368843 Jy ! Component: 200 - total flux cleaned = 0.00415441 Jy ! Total flux subtracted in 200 components = 0.00415441 Jy ! Clean residual min=-0.001182 max=0.001014 Jy/beam ! Clean residual mean=0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.3096 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 = 0.000413421 Jy ! Component: 100 - total flux cleaned = 0.000599518 Jy ! Component: 150 - total flux cleaned = 0.000702974 Jy ! Component: 200 - total flux cleaned = 0.000740267 Jy ! Total flux subtracted in 200 components = 0.000740267 Jy ! Clean residual min=-0.001062 max=0.000948 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.310341 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 130 components and 0.310341 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8443 mas, bmaj=1.766 mas, bpa=-3.887 degrees ! Estimated noise=0.497275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128544 Jy ! Component: 100 - total flux cleaned = -4.72853e-05 Jy ! Component: 150 - total flux cleaned = 9.15108e-05 Jy ! Component: 200 - total flux cleaned = 0.000153653 Jy ! Total flux subtracted in 200 components = 0.000153653 Jy ! Clean residual min=-0.001008 max=0.000974 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.310494 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 143 components and 0.310494 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=0.053655Jy sigma=0.456854 ! Fit after self-cal, rms=0.053650Jy sigma=0.456802 wmodel J2308+2008_X_map.mod ! Writing 143 model components to file: J2308+2008_X_map.mod wobs J2308+2008_X_uvs.fits ! Writing UV FITS file: J2308+2008_X_uvs.fits wwins J2308+2008_X_map.win ! wwins: Wrote 8 windows to J2308+2008_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 = -0.000416981 Jy ! Component: 100 - total flux cleaned = -0.000683866 Jy ! Component: 150 - total flux cleaned = -0.000888674 Jy ! Component: 200 - total flux cleaned = -0.00107017 Jy ! Component: 250 - total flux cleaned = -0.00121491 Jy ! Component: 300 - total flux cleaned = -0.00135663 Jy ! Component: 350 - total flux cleaned = -0.00151073 Jy ! Component: 400 - total flux cleaned = -0.00166197 Jy ! Component: 450 - total flux cleaned = -0.00175115 Jy ! Component: 500 - total flux cleaned = -0.00183928 Jy ! Component: 550 - total flux cleaned = -0.00195507 Jy ! Component: 600 - total flux cleaned = -0.00206882 Jy ! Component: 650 - total flux cleaned = -0.00216696 Jy ! Component: 700 - total flux cleaned = -0.00226386 Jy ! Component: 750 - total flux cleaned = -0.00233226 Jy ! Component: 800 - total flux cleaned = -0.00242685 Jy ! Component: 850 - total flux cleaned = -0.00250683 Jy ! Component: 900 - total flux cleaned = -0.00258591 Jy ! Component: 950 - total flux cleaned = -0.002625 Jy ! Component: 1000 - total flux cleaned = -0.00266387 Jy ! Component: 1050 - total flux cleaned = -0.00279108 Jy ! Component: 1100 - total flux cleaned = -0.00282881 Jy ! Component: 1150 - total flux cleaned = -0.00290355 Jy ! Component: 1200 - total flux cleaned = -0.00296515 Jy ! Component: 1250 - total flux cleaned = -0.00300179 Jy ! Component: 1300 - total flux cleaned = -0.00302601 Jy ! Component: 1350 - total flux cleaned = -0.00306219 Jy ! Component: 1400 - total flux cleaned = -0.00312174 Jy ! Component: 1450 - total flux cleaned = -0.00313337 Jy ! Component: 1500 - total flux cleaned = -0.00316858 Jy ! Component: 1550 - total flux cleaned = -0.00319172 Jy ! Component: 1600 - total flux cleaned = -0.00326051 Jy ! Component: 1650 - total flux cleaned = -0.00330618 Jy ! Component: 1700 - total flux cleaned = -0.00335128 Jy ! Component: 1750 - total flux cleaned = -0.00339632 Jy ! Component: 1800 - total flux cleaned = -0.00342958 Jy ! Component: 1850 - total flux cleaned = -0.0034627 Jy ! Component: 1900 - total flux cleaned = -0.00350641 Jy ! Component: 1950 - total flux cleaned = -0.00353884 Jy ! Component: 2000 - total flux cleaned = -0.00351716 Jy ! Component: 2050 - total flux cleaned = -0.00351703 Jy ! Component: 2100 - total flux cleaned = -0.00357033 Jy ! Component: 2150 - total flux cleaned = -0.00357024 Jy ! Component: 2200 - total flux cleaned = -0.00364351 Jy ! Component: 2250 - total flux cleaned = -0.0036538 Jy ! Component: 2300 - total flux cleaned = -0.00370525 Jy ! Component: 2350 - total flux cleaned = -0.0036847 Jy ! Component: 2400 - total flux cleaned = -0.00370505 Jy ! Component: 2450 - total flux cleaned = -0.00376558 Jy ! Component: 2500 - total flux cleaned = -0.00374549 Jy ! Component: 2550 - total flux cleaned = -0.00378537 Jy ! Component: 2600 - total flux cleaned = -0.00378538 Jy ! Component: 2650 - total flux cleaned = -0.0038051 Jy ! Component: 2700 - total flux cleaned = -0.00380522 Jy ! Component: 2750 - total flux cleaned = -0.003844 Jy ! Component: 2800 - total flux cleaned = -0.00388263 Jy ! Component: 2850 - total flux cleaned = -0.00388263 Jy ! Component: 2900 - total flux cleaned = -0.00387308 Jy ! Component: 2950 - total flux cleaned = -0.00388255 Jy ! Component: 3000 - total flux cleaned = -0.00392957 Jy ! Component: 3050 - total flux cleaned = -0.00392959 Jy ! Component: 3100 - total flux cleaned = -0.00392027 Jy ! Component: 3150 - total flux cleaned = -0.00390174 Jy ! Component: 3200 - total flux cleaned = -0.00391094 Jy ! Component: 3250 - total flux cleaned = -0.00393848 Jy ! Component: 3300 - total flux cleaned = -0.0039203 Jy ! Component: 3350 - total flux cleaned = -0.00389308 Jy ! Component: 3400 - total flux cleaned = -0.00392011 Jy ! Component: 3450 - total flux cleaned = -0.00389318 Jy ! Component: 3500 - total flux cleaned = -0.00390208 Jy ! Component: 3550 - total flux cleaned = -0.00389321 Jy ! Component: 3600 - total flux cleaned = -0.00390197 Jy ! Component: 3650 - total flux cleaned = -0.00390193 Jy ! Component: 3700 - total flux cleaned = -0.00388446 Jy ! Component: 3750 - total flux cleaned = -0.0039018 Jy ! Component: 3800 - total flux cleaned = -0.00385864 Jy ! Component: 3850 - total flux cleaned = -0.00387583 Jy ! Component: 3900 - total flux cleaned = -0.00383319 Jy ! Component: 3950 - total flux cleaned = -0.00386722 Jy ! Component: 4000 - total flux cleaned = -0.00385023 Jy ! Component: 4050 - total flux cleaned = -0.0038671 Jy ! Total flux subtracted in 4096 components = -0.00385024 Jy ! Clean residual min=-0.000610 max=0.000462 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.306644 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 437 components and 0.306644 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2308+2008_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8443 x 1.766 at -3.887 degrees (North through East) ! Clean map min=-0.00072587 max=0.15421 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2308+2008_X_map.fits wmodel /image_prod/ug002_uva//J2308+2008_X_map.mod ! Writing 437 model components to file: /image_prod/ug002_uva//J2308+2008_X_map.mod wobs /image_prod/ug002_uva//J2308+2008_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2308+2008_X_uvs.fits wwins /image_prod/ug002_uva//J2308+2008_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J2308+2008_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.154215 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142771 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.277739 0.277739 0.555478 1.11096 2.22191 4.44382 8.88765 17.7753 35.5506 71.1012 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.154 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1080.15 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2308+2008_X_dfm.log closed on Thu Mar 5 06:06:37 2020