! Started logfile: /image_prod/ug002_uva//J1520+7225_X_dfm.log on Thu Mar 5 02:12:15 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//J1520+7225_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1520+7225_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.925617 visibilities/baseline/integration-bin. ! Found source: J1520+7225 ! ! 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 35988 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 J1520+7225_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002590Jy sigma=9.610039 ! Fit after self-cal, rms=0.969438Jy sigma=9.285492 ! 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=0.6999 mas, bmaj=1.011 mas, bpa=-74.89 degrees ! Estimated noise=0.932032 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 = 0.0244627 Jy ! Component: 100 - total flux cleaned = 0.030008 Jy ! Total flux subtracted in 100 components = 0.030008 Jy ! Clean residual min=-0.003482 max=0.003063 Jy/beam ! Clean residual mean=-0.000001 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.030008 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.030008 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=0.056622Jy sigma=0.524568 ! Fit after self-cal, rms=0.054805Jy sigma=0.507507 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454478 Jy ! Component: 100 - total flux cleaned = 0.00572057 Jy ! Total flux subtracted in 100 components = 0.00572057 Jy ! Clean residual min=-0.003167 max=0.002986 Jy/beam ! Clean residual mean=-0.000001 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.0357286 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0357286 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=0.054418Jy sigma=0.503181 ! Fit after self-cal, rms=0.054427Jy sigma=0.503137 ! 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=0.98 mas, bmaj=1.372 mas, bpa=-76.01 degrees ! Estimated noise=0.39401 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 = 0.00140828 Jy ! Component: 100 - total flux cleaned = 0.00150705 Jy ! Component: 150 - total flux cleaned = 0.00150846 Jy ! Component: 200 - total flux cleaned = 0.00151116 Jy ! Total flux subtracted in 200 components = 0.00151116 Jy ! Clean residual min=-0.002623 max=0.002613 Jy/beam ! Clean residual mean=0.000001 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0372398 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.0372398 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=0.054355Jy sigma=0.502332 ! Fit after self-cal, rms=0.054346Jy sigma=0.502175 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.98 x 1.372 at -76.01 degrees (North through East) ! Clean map min=-0.0025283 max=0.035694 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 KP 1.02 LA 1.09 ! MK 1.13 NL 0.75 OV 1.36 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.09 KP 1.02 LA 1.12 ! MK 1.07 NL 0.73 OV 1.31 PT 1.02 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.08 KP 1.08 LA 1.10 ! MK 1.10 NL 0.78 OV 1.23 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.11 LA 1.03 ! MK 1.08 NL 0.76 OV 1.22 PT 1.04 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 KP 1.00 LA 1.10 ! MK 1.02 NL 0.68 OV 1.21 PT 1.02 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 KP 1.10 LA 1.08 ! MK 1.07 NL 0.66 OV 1.20 PT 1.10 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 KP 1.03 LA 1.17 ! MK 1.12 NL 0.70 OV 1.29 PT 1.04 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 KP 1.15 LA 1.03 ! MK 1.13 NL 0.69 OV 1.16 PT 1.04 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.14 KP 1.05 LA 1.09 ! MK 1.02 NL 0.65 OV 1.10 PT 1.11 ! SC 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.12 KP 1.07 LA 1.16 ! MK 0.99 NL 0.62 OV 1.18 PT 1.06 ! SC 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.06 KP 1.00 LA 1.11 ! MK 0.97 NL 0.64 OV 1.28 PT 1.02 ! SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 1.15 LA 1.10 ! MK 0.97 NL 0.59 OV 1.17 PT 1.07 ! SC 0.84 ! ! ! Fit before self-cal, rms=0.054346Jy sigma=0.502175 ! Fit after self-cal, rms=0.051816Jy sigma=0.495247 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9736 mas, bmaj=1.358 mas, bpa=-76.66 degrees ! Estimated noise=0.387925 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 (-0.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268111 Jy ! Component: 100 - total flux cleaned = 0.00383642 Jy ! Component: 150 - total flux cleaned = 0.00415436 Jy ! Component: 200 - total flux cleaned = 0.00431256 Jy ! Total flux subtracted in 200 components = 0.00431256 Jy ! Clean residual min=-0.001349 max=0.001500 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0415523 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.0415523 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=0.051684Jy sigma=0.493883 ! Fit after self-cal, rms=0.052494Jy sigma=0.490261 ! 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=0.052494Jy sigma=0.490261 ! Fit after self-cal, rms=0.056406Jy sigma=0.486978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9734 mas, bmaj=1.356 mas, bpa=-76.55 degrees ! Estimated noise=0.391044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154105 Jy ! Component: 100 - total flux cleaned = 0.00216973 Jy ! Component: 150 - total flux cleaned = 0.00238112 Jy ! Component: 200 - total flux cleaned = 0.00249338 Jy ! Total flux subtracted in 200 components = 0.00249338 Jy ! Clean residual min=-0.001069 max=0.001432 Jy/beam ! Clean residual mean=0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0440457 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.0440457 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=0.056355Jy sigma=0.486477 ! Fit after self-cal, rms=0.057259Jy sigma=0.485015 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 = -0.000835286 Jy ! Component: 100 - total flux cleaned = -0.000942944 Jy ! Component: 150 - total flux cleaned = -0.000974047 Jy ! Component: 200 - total flux cleaned = -0.000948987 Jy ! Total flux subtracted in 200 components = -0.000948987 Jy ! Clean residual min=-0.001321 max=0.001278 Jy/beam ! Clean residual mean=0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0430967 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.0430967 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=0.057210Jy sigma=0.484702 ! Fit after self-cal, rms=0.057331Jy sigma=0.484597 ! 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=0.057331Jy sigma=0.484597 ! Fit after self-cal, rms=0.061151Jy sigma=0.483870 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9767 mas, bmaj=1.351 mas, bpa=-76.87 degrees ! Estimated noise=0.392619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000930147 Jy ! Component: 100 - total flux cleaned = 0.0012688 Jy ! Component: 150 - total flux cleaned = 0.00141791 Jy ! Component: 200 - total flux cleaned = 0.00149295 Jy ! Total flux subtracted in 200 components = 0.00149295 Jy ! Clean residual min=-0.001039 max=0.001406 Jy/beam ! Clean residual mean=0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0445897 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 0.0445897 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=0.061127Jy sigma=0.483694 ! Fit after self-cal, rms=0.061722Jy sigma=0.483266 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 (22.8, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761523 Jy ! Component: 100 - total flux cleaned = 0.000793848 Jy ! Component: 150 - total flux cleaned = 0.000819076 Jy ! Component: 200 - total flux cleaned = 0.000866528 Jy ! Total flux subtracted in 200 components = 0.000866528 Jy ! Clean residual min=-0.001168 max=0.001050 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0454562 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.0454562 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=0.061675Jy sigma=0.482909 ! Fit after self-cal, rms=0.061716Jy sigma=0.482815 ! 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=0.061716Jy sigma=0.482815 ! Fit after self-cal, rms=0.065477Jy sigma=0.482517 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=2.947 mas, bpa=87.6 degrees ! Estimated noise=0.520337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121137 Jy ! Component: 100 - total flux cleaned = 0.00186015 Jy ! Component: 150 - total flux cleaned = 0.00227785 Jy ! Component: 200 - total flux cleaned = 0.00242234 Jy ! Total flux subtracted in 200 components = 0.00242234 Jy ! Clean residual min=-0.001114 max=0.001370 Jy/beam ! Clean residual mean=0.000002 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.0478785 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.0478785 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=0.065460Jy sigma=0.482341 ! Fit after self-cal, rms=0.065791Jy sigma=0.482145 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 = 0.000341186 Jy ! Component: 100 - total flux cleaned = 0.000326092 Jy ! Component: 150 - total flux cleaned = 0.000314014 Jy ! Component: 200 - total flux cleaned = 0.000314069 Jy ! Total flux subtracted in 200 components = 0.000314069 Jy ! Clean residual min=-0.001067 max=0.001352 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0481926 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.0481926 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=0.065784Jy sigma=0.482101 ! Fit after self-cal, rms=0.065788Jy sigma=0.482076 ! 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=0.9784 mas, bmaj=1.347 mas, bpa=-77.11 degrees ! Estimated noise=0.39289 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9784 x 1.347 at -77.11 degrees (North through East) ! Clean map min=-0.0025376 max=0.033752 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=0.7037 mas, bmaj=1.004 mas, bpa=-74.51 degrees ! Estimated noise=0.925852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240197 Jy ! Component: 100 - total flux cleaned = 0.0304811 Jy ! Component: 150 - total flux cleaned = 0.0345206 Jy ! Component: 200 - total flux cleaned = 0.0367609 Jy ! Total flux subtracted in 200 components = 0.0367609 Jy ! Clean residual min=-0.002755 max=0.002646 Jy/beam ! Clean residual mean=-0.000000 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.0367609 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0367609 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9784 mas, bmaj=1.347 mas, bpa=-77.11 degrees ! Estimated noise=0.39289 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 = 0.00354317 Jy ! Component: 100 - total flux cleaned = 0.0059347 Jy ! Component: 150 - total flux cleaned = 0.00696986 Jy ! Component: 200 - total flux cleaned = 0.00788876 Jy ! Total flux subtracted in 200 components = 0.00788876 Jy ! Clean residual min=-0.001452 max=0.001310 Jy/beam ! Clean residual mean=0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0446497 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.0446497 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=2.132 mas, bmaj=2.947 mas, bpa=87.6 degrees ! Estimated noise=0.520337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168805 Jy ! Component: 100 - total flux cleaned = 0.00258763 Jy ! Component: 150 - total flux cleaned = 0.0029481 Jy ! Component: 200 - total flux cleaned = 0.00325499 Jy ! Total flux subtracted in 200 components = 0.00325499 Jy ! Clean residual min=-0.001149 max=0.001356 Jy/beam ! Clean residual mean=0.000002 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0479047 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 = 0.00022869 Jy ! Component: 100 - total flux cleaned = 0.000340863 Jy ! Component: 150 - total flux cleaned = 0.000396734 Jy ! Component: 200 - total flux cleaned = 0.000397018 Jy ! Total flux subtracted in 200 components = 0.000397018 Jy ! Clean residual min=-0.001137 max=0.001366 Jy/beam ! Clean residual mean=0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0483017 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 57 components and 0.0483017 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9784 mas, bmaj=1.347 mas, bpa=-77.11 degrees ! Estimated noise=0.39289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017426 Jy ! Component: 100 - total flux cleaned = -0.000171651 Jy ! Component: 150 - total flux cleaned = -0.000171175 Jy ! Component: 200 - total flux cleaned = -0.000145856 Jy ! Total flux subtracted in 200 components = -0.000145856 Jy ! Clean residual min=-0.001224 max=0.001030 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0481559 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.0481559 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=0.065771Jy sigma=0.482433 ! Fit after self-cal, rms=0.065750Jy sigma=0.482340 wmodel J1520+7225_X_map.mod ! Writing 71 model components to file: J1520+7225_X_map.mod wobs J1520+7225_X_uvs.fits ! Writing UV FITS file: J1520+7225_X_uvs.fits wwins J1520+7225_X_map.win ! wwins: Wrote 3 windows to J1520+7225_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 = -0.000371952 Jy ! Component: 100 - total flux cleaned = -0.000480469 Jy ! Component: 150 - total flux cleaned = -0.000497974 Jy ! Component: 200 - total flux cleaned = -0.000498223 Jy ! Component: 250 - total flux cleaned = -0.000434823 Jy ! Component: 300 - total flux cleaned = -0.000404508 Jy ! Component: 350 - total flux cleaned = -0.000374973 Jy ! Component: 400 - total flux cleaned = -0.0003459 Jy ! Component: 450 - total flux cleaned = -0.000303822 Jy ! Component: 500 - total flux cleaned = -0.000303819 Jy ! Component: 550 - total flux cleaned = -0.000209783 Jy ! Component: 600 - total flux cleaned = -0.000183542 Jy ! Component: 650 - total flux cleaned = -0.000170413 Jy ! Component: 700 - total flux cleaned = -0.000131934 Jy ! Component: 750 - total flux cleaned = -9.41845e-05 Jy ! Component: 800 - total flux cleaned = -5.72545e-05 Jy ! Component: 850 - total flux cleaned = -4.52834e-05 Jy ! Component: 900 - total flux cleaned = -9.25091e-06 Jy ! Component: 950 - total flux cleaned = 2.63584e-05 Jy ! Component: 1000 - total flux cleaned = 7.28943e-05 Jy ! Component: 1050 - total flux cleaned = 8.43277e-05 Jy ! Component: 1100 - total flux cleaned = 0.00012959 Jy ! Component: 1150 - total flux cleaned = 0.000152076 Jy ! Component: 1200 - total flux cleaned = 0.000185094 Jy ! Component: 1250 - total flux cleaned = 0.000163368 Jy ! Component: 1300 - total flux cleaned = 0.000250034 Jy ! Component: 1350 - total flux cleaned = 0.000260653 Jy ! Component: 1400 - total flux cleaned = 0.000271036 Jy ! Component: 1450 - total flux cleaned = 0.000281532 Jy ! Component: 1500 - total flux cleaned = 0.000312659 Jy ! Component: 1550 - total flux cleaned = 0.000373979 Jy ! Component: 1600 - total flux cleaned = 0.000414408 Jy ! Component: 1650 - total flux cleaned = 0.000454516 Jy ! Component: 1700 - total flux cleaned = 0.000504074 Jy ! Component: 1750 - total flux cleaned = 0.000513901 Jy ! Component: 1800 - total flux cleaned = 0.0005726 Jy ! Component: 1850 - total flux cleaned = 0.000601518 Jy ! Component: 1900 - total flux cleaned = 0.000611274 Jy ! Component: 1950 - total flux cleaned = 0.000668476 Jy ! Component: 2000 - total flux cleaned = 0.000677878 Jy ! Component: 2050 - total flux cleaned = 0.00075266 Jy ! Component: 2100 - total flux cleaned = 0.000752543 Jy ! Component: 2150 - total flux cleaned = 0.000780135 Jy ! Component: 2200 - total flux cleaned = 0.000825683 Jy ! Component: 2250 - total flux cleaned = 0.000825558 Jy ! Component: 2300 - total flux cleaned = 0.00086146 Jy ! Component: 2350 - total flux cleaned = 0.000914982 Jy ! Component: 2400 - total flux cleaned = 0.000958965 Jy ! Component: 2450 - total flux cleaned = 0.000994012 Jy ! Component: 2500 - total flux cleaned = 0.000959172 Jy ! Component: 2550 - total flux cleaned = 0.000993839 Jy ! Component: 2600 - total flux cleaned = 0.00101101 Jy ! Component: 2650 - total flux cleaned = 0.00103667 Jy ! Component: 2700 - total flux cleaned = 0.0010368 Jy ! Component: 2750 - total flux cleaned = 0.00105366 Jy ! Component: 2800 - total flux cleaned = 0.00108704 Jy ! Component: 2850 - total flux cleaned = 0.00110356 Jy ! Component: 2900 - total flux cleaned = 0.00112823 Jy ! Component: 2950 - total flux cleaned = 0.00113635 Jy ! Component: 3000 - total flux cleaned = 0.00113634 Jy ! Component: 3050 - total flux cleaned = 0.00116048 Jy ! Component: 3100 - total flux cleaned = 0.00117652 Jy ! Component: 3150 - total flux cleaned = 0.00120849 Jy ! Component: 3200 - total flux cleaned = 0.00122436 Jy ! Component: 3250 - total flux cleaned = 0.00126363 Jy ! Component: 3300 - total flux cleaned = 0.00121668 Jy ! Component: 3350 - total flux cleaned = 0.00125553 Jy ! Component: 3400 - total flux cleaned = 0.00124775 Jy ! Component: 3450 - total flux cleaned = 0.00124776 Jy ! Component: 3500 - total flux cleaned = 0.00127844 Jy ! Component: 3550 - total flux cleaned = 0.00130122 Jy ! Component: 3600 - total flux cleaned = 0.00129366 Jy ! Component: 3650 - total flux cleaned = 0.0013087 Jy ! Component: 3700 - total flux cleaned = 0.00131623 Jy ! Component: 3750 - total flux cleaned = 0.00132368 Jy ! Component: 3800 - total flux cleaned = 0.00134578 Jy ! Component: 3850 - total flux cleaned = 0.00130909 Jy ! Component: 3900 - total flux cleaned = 0.00135288 Jy ! Component: 3950 - total flux cleaned = 0.00135278 Jy ! Component: 4000 - total flux cleaned = 0.00133834 Jy ! Component: 4050 - total flux cleaned = 0.0013096 Jy ! Total flux subtracted in 4096 components = 0.00134539 Jy ! Clean residual min=-0.000389 max=0.000400 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0495013 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 394 components and 0.0495013 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1520+7225_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9784 x 1.347 at -77.11 degrees (North through East) ! Clean map min=-0.0022873 max=0.032979 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1520+7225_X_map.fits wmodel /image_prod/ug002_uva//J1520+7225_X_map.mod ! Writing 394 model components to file: /image_prod/ug002_uva//J1520+7225_X_map.mod wobs /image_prod/ug002_uva//J1520+7225_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1520+7225_X_uvs.fits wwins /image_prod/ug002_uva//J1520+7225_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1520+7225_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0329787 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118641 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07925 1.07925 2.15851 4.31701 8.63403 17.2681 34.5361 69.0722 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 277.969 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1520+7225_X_dfm.log closed on Thu Mar 5 02:12:20 2020