! Started logfile: /image_prod/ug002_uva//J0939-1731_X_dfm.log on Wed Mar 4 23:08:33 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//J0939-1731_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0939-1731_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.878472 visibilities/baseline/integration-bin. ! Found source: J0939-1731 ! ! 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 15180 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 J0939-1731_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005997Jy sigma=8.554736 ! Fit after self-cal, rms=0.928062Jy sigma=7.873735 ! 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=0.6456 mas, bmaj=1.568 mas, bpa=0.05883 degrees ! Estimated noise=1.45496 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 = 0.0551412 Jy ! Component: 100 - total flux cleaned = 0.0680577 Jy ! Total flux subtracted in 100 components = 0.0680577 Jy ! Clean residual min=-0.004121 max=0.006640 Jy/beam ! Clean residual mean=0.000001 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.0680577 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0680577 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=0.061650Jy sigma=0.475166 ! Fit after self-cal, rms=0.061293Jy sigma=0.472631 ! Inverting map ! Added new window around map position (1.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677015 Jy ! Component: 100 - total flux cleaned = 0.0105282 Jy ! Total flux subtracted in 100 components = 0.0105282 Jy ! Clean residual min=-0.003602 max=0.004301 Jy/beam ! Clean residual mean=0.000001 rms=0.000910 Jy/beam ! Combined flux in latest and established models = 0.0785859 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0785859 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=0.060353Jy sigma=0.462111 ! Fit after self-cal, rms=0.060253Jy sigma=0.461228 ! 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=0.8157 mas, bmaj=1.909 mas, bpa=0.7261 degrees ! Estimated noise=0.694854 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 (0.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00568205 Jy ! Component: 100 - total flux cleaned = 0.00859734 Jy ! Component: 150 - total flux cleaned = 0.0105754 Jy ! Component: 200 - total flux cleaned = 0.0116827 Jy ! Total flux subtracted in 200 components = 0.0116827 Jy ! Clean residual min=-0.002377 max=0.002507 Jy/beam ! Clean residual mean=0.000000 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.0902686 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 0.0902686 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=0.059713Jy sigma=0.456133 ! Fit after self-cal, rms=0.059688Jy sigma=0.455775 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8157 x 1.909 at 0.7261 degrees (North through East) ! Clean map min=-0.0023146 max=0.072413 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 0.95 KP 1.11 ! LA 1.01 MK 1.01 OV 0.93 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.04 KP 1.05 ! LA 1.03 MK 1.05 OV 0.90 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.02 KP 1.01 ! LA 1.03 MK 1.00 OV 0.98 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.01 KP 1.03 ! LA 1.06 MK 1.07 OV 0.94 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.05 KP 1.10 ! LA 1.02 MK 1.03 OV 0.92 PT 0.88 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.97 KP 1.10 ! LA 1.05 MK 1.02 OV 0.91 PT 0.99 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.99 KP 1.08 ! LA 1.08 MK 1.02 OV 0.98 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.00 KP 1.10 ! LA 1.04 MK 0.97 OV 0.92 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.95 KP 1.07 ! LA 1.04 MK 1.02 OV 0.94 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.98 KP 1.12 ! LA 0.99 MK 0.99 OV 0.95 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.10 HN 1.00 KP 1.06 ! LA 0.96 MK 1.00 OV 0.94 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.93 KP 1.09 ! LA 1.05 MK 1.01 OV 0.92 PT 0.91 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.059688Jy sigma=0.455775 ! Fit after self-cal, rms=0.058131Jy sigma=0.453277 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8158 mas, bmaj=1.908 mas, bpa=1.134 degrees ! Estimated noise=0.684325 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 = 0.0009181 Jy ! Component: 100 - total flux cleaned = 0.00111961 Jy ! Component: 150 - total flux cleaned = 0.00124372 Jy ! Component: 200 - total flux cleaned = 0.00135075 Jy ! Total flux subtracted in 200 components = 0.00135075 Jy ! Clean residual min=-0.001820 max=0.001767 Jy/beam ! Clean residual mean=-0.000000 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0916194 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.0916194 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=0.058054Jy sigma=0.452648 ! Fit after self-cal, rms=0.058046Jy sigma=0.452520 ! 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=0.058046Jy sigma=0.452520 ! Fit after self-cal, rms=0.059518Jy sigma=0.450856 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8139 mas, bmaj=1.91 mas, bpa=0.7396 degrees ! Estimated noise=0.685566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000144905 Jy ! Component: 100 - total flux cleaned = 0.000191694 Jy ! Component: 150 - total flux cleaned = 0.000248641 Jy ! Component: 200 - total flux cleaned = 0.000295683 Jy ! Total flux subtracted in 200 components = 0.000295683 Jy ! Clean residual min=-0.001297 max=0.001964 Jy/beam ! Clean residual mean=0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.091915 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.091915 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=0.059497Jy sigma=0.450730 ! Fit after self-cal, rms=0.059525Jy sigma=0.450680 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 (-13.6, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161784 Jy ! Component: 100 - total flux cleaned = 0.00217511 Jy ! Component: 150 - total flux cleaned = 0.00240678 Jy ! Component: 200 - total flux cleaned = 0.00252061 Jy ! Total flux subtracted in 200 components = 0.00252061 Jy ! Clean residual min=-0.001314 max=0.001340 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0944356 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.0944356 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=0.059476Jy sigma=0.450261 ! Fit after self-cal, rms=0.059473Jy sigma=0.450229 ! 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=0.059473Jy sigma=0.450229 ! Fit after self-cal, rms=0.059373Jy sigma=0.450179 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8128 mas, bmaj=1.909 mas, bpa=0.7087 degrees ! Estimated noise=0.683325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000350982 Jy ! Component: 100 - total flux cleaned = 0.000431999 Jy ! Component: 150 - total flux cleaned = 0.000515134 Jy ! Component: 200 - total flux cleaned = 0.000575352 Jy ! Total flux subtracted in 200 components = 0.000575352 Jy ! Clean residual min=-0.001311 max=0.001243 Jy/beam ! Clean residual mean=0.000001 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.095011 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 75 components and 0.095011 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=0.059359Jy sigma=0.450090 ! Fit after self-cal, rms=0.059359Jy sigma=0.450083 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.26404e-05 Jy ! Component: 100 - total flux cleaned = 1.43909e-06 Jy ! Component: 150 - total flux cleaned = 4.15532e-05 Jy ! Component: 200 - total flux cleaned = 6.61901e-05 Jy ! Total flux subtracted in 200 components = 6.61901e-05 Jy ! Clean residual min=-0.001302 max=0.001219 Jy/beam ! Clean residual mean=0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.0950772 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.0950772 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=0.059351Jy sigma=0.450044 ! Fit after self-cal, rms=0.059350Jy sigma=0.450041 ! 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=0.059350Jy sigma=0.450041 ! Fit after self-cal, rms=0.059363Jy sigma=0.450028 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.278 mas, bmaj=4.476 mas, bpa=13.41 degrees ! Estimated noise=0.873194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000216881 Jy ! Component: 100 - total flux cleaned = 0.000245331 Jy ! Component: 150 - total flux cleaned = 0.000269923 Jy ! Component: 200 - total flux cleaned = 0.000301176 Jy ! Total flux subtracted in 200 components = 0.000301176 Jy ! Clean residual min=-0.001710 max=0.001846 Jy/beam ! Clean residual mean=0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0953784 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 88 components and 0.0953784 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=0.059366Jy sigma=0.450020 ! Fit after self-cal, rms=0.059365Jy sigma=0.450012 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.60211e-05 Jy ! Component: 100 - total flux cleaned = -6.26559e-06 Jy ! Component: 150 - total flux cleaned = 1.97576e-06 Jy ! Component: 200 - total flux cleaned = 1.69599e-05 Jy ! Total flux subtracted in 200 components = 1.69599e-05 Jy ! Clean residual min=-0.001708 max=0.001841 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0953953 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 0.0953953 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=0.059367Jy sigma=0.450012 ! Fit after self-cal, rms=0.059366Jy sigma=0.450009 ! 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=0.8122 mas, bmaj=1.908 mas, bpa=0.6956 degrees ! Estimated noise=0.682269 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8122 x 1.908 at 0.6956 degrees (North through East) ! Clean map min=-0.0012636 max=0.072021 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=0.6432 mas, bmaj=1.566 mas, bpa=0.03124 degrees ! Estimated noise=1.42371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0540746 Jy ! Component: 100 - total flux cleaned = 0.0677685 Jy ! Component: 150 - total flux cleaned = 0.0749214 Jy ! Component: 200 - total flux cleaned = 0.0795947 Jy ! Total flux subtracted in 200 components = 0.0795947 Jy ! Clean residual min=-0.003510 max=0.003436 Jy/beam ! Clean residual mean=0.000000 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.0795947 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0795947 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8122 mas, bmaj=1.908 mas, bpa=0.6956 degrees ! Estimated noise=0.682269 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 = 0.00485865 Jy ! Component: 100 - total flux cleaned = 0.00757755 Jy ! Component: 150 - total flux cleaned = 0.00956854 Jy ! Component: 200 - total flux cleaned = 0.011073 Jy ! Total flux subtracted in 200 components = 0.011073 Jy ! Clean residual min=-0.001528 max=0.001786 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0906677 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 39 components and 0.0906677 Jy ! Inverting map ! Added new window around map position (3.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170124 Jy ! Component: 100 - total flux cleaned = 0.00250328 Jy ! Component: 150 - total flux cleaned = 0.0030877 Jy ! Component: 200 - total flux cleaned = 0.00361369 Jy ! Total flux subtracted in 200 components = 0.00361369 Jy ! Clean residual min=-0.001350 max=0.001252 Jy/beam ! Clean residual mean=0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0942814 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 0.0942814 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=2.278 mas, bmaj=4.476 mas, bpa=13.41 degrees ! Estimated noise=0.873194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000729237 Jy ! Component: 100 - total flux cleaned = 0.000780387 Jy ! Component: 150 - total flux cleaned = 0.000800788 Jy ! Component: 200 - total flux cleaned = 0.000837004 Jy ! Total flux subtracted in 200 components = 0.000837004 Jy ! Clean residual min=-0.001508 max=0.001475 Jy/beam ! Clean residual mean=0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0951184 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 = 4.79685e-05 Jy ! Component: 100 - total flux cleaned = 0.000105238 Jy ! Component: 150 - total flux cleaned = 0.000157172 Jy ! Component: 200 - total flux cleaned = 0.000181501 Jy ! Total flux subtracted in 200 components = 0.000181501 Jy ! Clean residual min=-0.001461 max=0.001487 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0952999 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 85 components and 0.0952999 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8122 mas, bmaj=1.908 mas, bpa=0.6956 degrees ! Estimated noise=0.682269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000265536 Jy ! Component: 100 - total flux cleaned = -0.000313496 Jy ! Component: 150 - total flux cleaned = -0.000313676 Jy ! Component: 200 - total flux cleaned = -0.000351032 Jy ! Total flux subtracted in 200 components = -0.000351032 Jy ! Clean residual min=-0.001182 max=0.001257 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0949489 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.0949489 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=0.059343Jy sigma=0.449863 ! Fit after self-cal, rms=0.059345Jy sigma=0.449820 wmodel J0939-1731_X_map.mod ! Writing 100 model components to file: J0939-1731_X_map.mod wobs J0939-1731_X_uvs.fits ! Writing UV FITS file: J0939-1731_X_uvs.fits wwins J0939-1731_X_map.win ! wwins: Wrote 5 windows to J0939-1731_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 = 0.00020574 Jy ! Component: 100 - total flux cleaned = 0.000206221 Jy ! Component: 150 - total flux cleaned = 0.000186368 Jy ! Component: 200 - total flux cleaned = 0.000149479 Jy ! Component: 250 - total flux cleaned = 0.00020316 Jy ! Component: 300 - total flux cleaned = 0.000238121 Jy ! Component: 350 - total flux cleaned = 0.000272378 Jy ! Component: 400 - total flux cleaned = 0.000289312 Jy ! Component: 450 - total flux cleaned = 0.000322109 Jy ! Component: 500 - total flux cleaned = 0.000353932 Jy ! Component: 550 - total flux cleaned = 0.000369697 Jy ! Component: 600 - total flux cleaned = 0.000460655 Jy ! Component: 650 - total flux cleaned = 0.00049013 Jy ! Component: 700 - total flux cleaned = 0.000504675 Jy ! Component: 750 - total flux cleaned = 0.000533264 Jy ! Component: 800 - total flux cleaned = 0.000560945 Jy ! Component: 850 - total flux cleaned = 0.000546911 Jy ! Component: 900 - total flux cleaned = 0.000547289 Jy ! Component: 950 - total flux cleaned = 0.000600689 Jy ! Component: 1000 - total flux cleaned = 0.000640337 Jy ! Component: 1050 - total flux cleaned = 0.000704888 Jy ! Component: 1100 - total flux cleaned = 0.000730282 Jy ! Component: 1150 - total flux cleaned = 0.000755252 Jy ! Component: 1200 - total flux cleaned = 0.000755225 Jy ! Component: 1250 - total flux cleaned = 0.000828614 Jy ! Component: 1300 - total flux cleaned = 0.000864556 Jy ! Component: 1350 - total flux cleaned = 0.000828604 Jy ! Component: 1400 - total flux cleaned = 0.000828663 Jy ! Component: 1450 - total flux cleaned = 0.000863854 Jy ! Component: 1500 - total flux cleaned = 0.000875058 Jy ! Component: 1550 - total flux cleaned = 0.000852219 Jy ! Component: 1600 - total flux cleaned = 0.000885975 Jy ! Component: 1650 - total flux cleaned = 0.00087477 Jy ! Component: 1700 - total flux cleaned = 0.000940829 Jy ! Component: 1750 - total flux cleaned = 0.000918954 Jy ! Component: 1800 - total flux cleaned = 0.000940483 Jy ! Component: 1850 - total flux cleaned = 0.000951119 Jy ! Component: 1900 - total flux cleaned = 0.000930048 Jy ! Component: 1950 - total flux cleaned = 0.000930092 Jy ! Component: 2000 - total flux cleaned = 0.000909269 Jy ! Component: 2050 - total flux cleaned = 0.000919502 Jy ! Component: 2100 - total flux cleaned = 0.000939843 Jy ! Component: 2150 - total flux cleaned = 0.000919822 Jy ! Component: 2200 - total flux cleaned = 0.000949831 Jy ! Component: 2250 - total flux cleaned = 0.000949877 Jy ! Component: 2300 - total flux cleaned = 0.000920467 Jy ! Component: 2350 - total flux cleaned = 0.00092057 Jy ! Component: 2400 - total flux cleaned = 0.000910942 Jy ! Component: 2450 - total flux cleaned = 0.000901469 Jy ! Component: 2500 - total flux cleaned = 0.000911076 Jy ! Component: 2550 - total flux cleaned = 0.000939382 Jy ! Component: 2600 - total flux cleaned = 0.000901971 Jy ! Component: 2650 - total flux cleaned = 0.000874118 Jy ! Component: 2700 - total flux cleaned = 0.000920071 Jy ! Component: 2750 - total flux cleaned = 0.000911 Jy ! Component: 2800 - total flux cleaned = 0.00092918 Jy ! Component: 2850 - total flux cleaned = 0.000938235 Jy ! Component: 2900 - total flux cleaned = 0.000920327 Jy ! Component: 2950 - total flux cleaned = 0.00094697 Jy ! Component: 3000 - total flux cleaned = 0.000929298 Jy ! Component: 3050 - total flux cleaned = 0.000920548 Jy ! Component: 3100 - total flux cleaned = 0.000946486 Jy ! Component: 3150 - total flux cleaned = 0.000963723 Jy ! Component: 3200 - total flux cleaned = 0.000972309 Jy ! Component: 3250 - total flux cleaned = 0.00101491 Jy ! Component: 3300 - total flux cleaned = 0.000997957 Jy ! Component: 3350 - total flux cleaned = 0.00100636 Jy ! Component: 3400 - total flux cleaned = 0.00104824 Jy ! Component: 3450 - total flux cleaned = 0.00104824 Jy ! Component: 3500 - total flux cleaned = 0.00105641 Jy ! Component: 3550 - total flux cleaned = 0.00107278 Jy ! Component: 3600 - total flux cleaned = 0.00107273 Jy ! Component: 3650 - total flux cleaned = 0.00107278 Jy ! Component: 3700 - total flux cleaned = 0.00106466 Jy ! Component: 3750 - total flux cleaned = 0.00108061 Jy ! Component: 3800 - total flux cleaned = 0.00108061 Jy ! Component: 3850 - total flux cleaned = 0.00107268 Jy ! Component: 3900 - total flux cleaned = 0.00108839 Jy ! Component: 3950 - total flux cleaned = 0.00108849 Jy ! Component: 4000 - total flux cleaned = 0.00114292 Jy ! Component: 4050 - total flux cleaned = 0.00112745 Jy ! Total flux subtracted in 4096 components = 0.00115819 Jy ! Clean residual min=-0.000415 max=0.000544 Jy/beam ! Clean residual mean=0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0961071 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 378 components and 0.0961071 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0939-1731_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8122 x 1.908 at 0.6956 degrees (North through East) ! Clean map min=-0.00076504 max=0.071546 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0939-1731_X_map.fits wmodel /image_prod/ug002_uva//J0939-1731_X_map.mod ! Writing 378 model components to file: /image_prod/ug002_uva//J0939-1731_X_map.mod wobs /image_prod/ug002_uva//J0939-1731_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0939-1731_X_uvs.fits wwins /image_prod/ug002_uva//J0939-1731_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0939-1731_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0715461 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126305 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.529608 0.529608 1.05922 2.11843 4.23686 8.47373 16.9475 33.8949 67.7898 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.071 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 566.456 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0939-1731_X_dfm.log closed on Wed Mar 4 23:08:37 2020