! Started logfile: /image_prod/ug002_uva//J0920+1625_X_dfm.log on Wed Mar 4 22:56:53 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0920+1625_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0920+1625_X_uva.fits ! AN table 1: 153 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.815251 visibilities/baseline/integration-bin. ! Found source: J0920+1625 ! ! 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 67356 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 J0920+1625_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 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 159 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002254Jy sigma=9.179277 ! Fit after self-cal, rms=0.971148Jy sigma=8.906374 ! 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=0.7025 mas, bmaj=1.521 mas, bpa=1.304 degrees ! Estimated noise=0.867156 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 = 0.0230434 Jy ! Component: 100 - total flux cleaned = 0.0280973 Jy ! Total flux subtracted in 100 components = 0.0280973 Jy ! Clean residual min=-0.002021 max=0.002217 Jy/beam ! Clean residual mean=-0.000000 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0280973 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0280973 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=0.062324Jy sigma=0.476897 ! Fit after self-cal, rms=0.060751Jy sigma=0.460063 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00404917 Jy ! Component: 100 - total flux cleaned = 0.00566948 Jy ! Total flux subtracted in 100 components = 0.00566948 Jy ! Clean residual min=-0.002125 max=0.001980 Jy/beam ! Clean residual mean=-0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0337668 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0337668 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=0.060425Jy sigma=0.457717 ! Fit after self-cal, rms=0.060430Jy sigma=0.457599 ! 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=0.928 mas, bmaj=1.9 mas, bpa=-0.5808 degrees ! Estimated noise=0.306621 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 = 0.000930313 Jy ! Component: 100 - total flux cleaned = 0.00113574 Jy ! Component: 150 - total flux cleaned = 0.00115076 Jy ! Component: 200 - total flux cleaned = 0.00115063 Jy ! Total flux subtracted in 200 components = 0.00115063 Jy ! Clean residual min=-0.001773 max=0.001409 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0349174 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0349174 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=0.060405Jy sigma=0.457543 ! Fit after self-cal, rms=0.060406Jy sigma=0.457487 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.928 x 1.9 at -0.5808 degrees (North through East) ! Clean map min=-0.0016746 max=0.033197 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.78 KP 1.13 ! LA 1.09 MK 1.13 NL 1.20 OV 0.95 ! PT 0.88 SC 1.15 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.78 KP 1.15 ! LA 1.06 MK 1.10 NL 1.16 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.75 KP 1.07 ! LA 0.98 MK 1.20 NL 1.24 OV 0.95 ! PT 0.95 SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 0.87 KP 1.10 ! LA 1.06 MK 1.09 NL 1.21 OV 0.86 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.77 KP 1.12 ! LA 1.06 MK 1.06 NL 1.23 OV 0.89 ! PT 0.97 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.78 KP 1.06 ! LA 1.06 MK 1.11 NL 1.18 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.76 KP 1.08 ! LA 1.06 MK 1.10 NL 1.14 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.74 KP 1.12 ! LA 1.08 MK 1.08 NL 1.21 OV 0.89 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.74 KP 1.14 ! LA 1.01 MK 1.12 NL 1.19 OV 0.96 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.06 HN 0.74 KP 1.04 ! LA 1.04 MK 1.02 NL 1.24 OV 0.88 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 0.69 KP 1.03 ! LA 1.04 MK 0.98 NL 1.22 OV 0.92 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.68 KP 1.02 ! LA 1.00 MK 0.96 NL 1.20 OV 0.91 ! PT 0.84 SC 0.93 ! ! ! Fit before self-cal, rms=0.060406Jy sigma=0.457487 ! Fit after self-cal, rms=0.054161Jy sigma=0.454659 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9289 mas, bmaj=1.893 mas, bpa=-0.8167 degrees ! Estimated noise=0.304425 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). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000558108 Jy ! Component: 100 - total flux cleaned = 0.000659309 Jy ! Component: 150 - total flux cleaned = 0.000720462 Jy ! Component: 200 - total flux cleaned = 0.000758216 Jy ! Total flux subtracted in 200 components = 0.000758216 Jy ! Clean residual min=-0.000671 max=0.000713 Jy/beam ! Clean residual mean=-0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0356756 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.0356756 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=0.054143Jy sigma=0.454522 ! Fit after self-cal, rms=0.054072Jy sigma=0.453793 ! 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=0.054072Jy sigma=0.453793 ! Fit after self-cal, rms=0.053427Jy sigma=0.453158 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9253 mas, bmaj=1.886 mas, bpa=-0.6251 degrees ! Estimated noise=0.302978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000551634 Jy ! Component: 100 - total flux cleaned = 0.000565932 Jy ! Component: 150 - total flux cleaned = 0.000565068 Jy ! Component: 200 - total flux cleaned = 0.000575297 Jy ! Total flux subtracted in 200 components = 0.000575297 Jy ! Clean residual min=-0.000552 max=0.000559 Jy/beam ! Clean residual mean=-0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0362509 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0362509 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=0.053419Jy sigma=0.453091 ! Fit after self-cal, rms=0.053432Jy sigma=0.452913 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 = 0.000147907 Jy ! Component: 100 - total flux cleaned = 0.00010054 Jy ! Component: 150 - total flux cleaned = 4.74956e-05 Jy ! Component: 200 - total flux cleaned = 2.7653e-05 Jy ! Total flux subtracted in 200 components = 2.7653e-05 Jy ! Clean residual min=-0.000577 max=0.000544 Jy/beam ! Clean residual mean=-0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0362786 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.0362786 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=0.053427Jy sigma=0.452876 ! Fit after self-cal, rms=0.053426Jy sigma=0.452867 ! 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=0.053426Jy sigma=0.452867 ! Fit after self-cal, rms=0.053158Jy sigma=0.452810 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9213 mas, bmaj=1.877 mas, bpa=-0.4601 degrees ! Estimated noise=0.301704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297683 Jy ! Component: 100 - total flux cleaned = 0.000318897 Jy ! Component: 150 - total flux cleaned = 0.000346769 Jy ! Component: 200 - total flux cleaned = 0.00033821 Jy ! Total flux subtracted in 200 components = 0.00033821 Jy ! Clean residual min=-0.000551 max=0.000568 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0366168 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0366168 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=0.053153Jy sigma=0.452774 ! Fit after self-cal, rms=0.053160Jy sigma=0.452740 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 (1.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049603 Jy ! Component: 100 - total flux cleaned = 0.000549894 Jy ! Component: 150 - total flux cleaned = 0.000561546 Jy ! Component: 200 - total flux cleaned = 0.000561647 Jy ! Total flux subtracted in 200 components = 0.000561647 Jy ! Clean residual min=-0.000574 max=0.000526 Jy/beam ! Clean residual mean=-0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0371784 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.0371784 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=0.053152Jy sigma=0.452684 ! Fit after self-cal, rms=0.053148Jy sigma=0.452662 ! 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=0.053148Jy sigma=0.452662 ! Fit after self-cal, rms=0.052833Jy sigma=0.452648 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=2.969 mas, bpa=-8.876 degrees ! Estimated noise=0.37047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300834 Jy ! Component: 100 - total flux cleaned = 0.000357272 Jy ! Component: 150 - total flux cleaned = 0.000356944 Jy ! Component: 200 - total flux cleaned = 0.000370891 Jy ! Total flux subtracted in 200 components = 0.000370891 Jy ! Clean residual min=-0.000545 max=0.000573 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0375493 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.0375493 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=0.052831Jy sigma=0.452630 ! Fit after self-cal, rms=0.052830Jy sigma=0.452619 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 = 1.89827e-05 Jy ! Component: 100 - total flux cleaned = 1.88937e-05 Jy ! Component: 150 - total flux cleaned = 3.23354e-05 Jy ! Component: 200 - total flux cleaned = 3.65803e-05 Jy ! Total flux subtracted in 200 components = 3.65803e-05 Jy ! Clean residual min=-0.000548 max=0.000560 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0375859 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.0375859 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=0.052829Jy sigma=0.452612 ! Fit after self-cal, rms=0.052828Jy sigma=0.452608 ! 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=0.9176 mas, bmaj=1.869 mas, bpa=-0.3436 degrees ! Estimated noise=0.300515 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 1.869 at -0.3436 degrees (North through East) ! Clean map min=-0.00067344 max=0.032529 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=0.7024 mas, bmaj=1.517 mas, bpa=1.666 degrees ! Estimated noise=0.836081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248294 Jy ! Component: 100 - total flux cleaned = 0.0307825 Jy ! Component: 150 - total flux cleaned = 0.0331323 Jy ! Component: 200 - total flux cleaned = 0.0344945 Jy ! Total flux subtracted in 200 components = 0.0344945 Jy ! Clean residual min=-0.001773 max=0.001836 Jy/beam ! Clean residual mean=-0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0344945 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0344945 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=1.869 mas, bpa=-0.3436 degrees ! Estimated noise=0.300515 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 = 0.00142014 Jy ! Component: 100 - total flux cleaned = 0.00205442 Jy ! Component: 150 - total flux cleaned = 0.00242496 Jy ! Component: 200 - total flux cleaned = 0.0026876 Jy ! Total flux subtracted in 200 components = 0.0026876 Jy ! Clean residual min=-0.000544 max=0.000579 Jy/beam ! Clean residual mean=-0.000001 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0371821 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.0371821 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=2.112 mas, bmaj=2.969 mas, bpa=-8.876 degrees ! Estimated noise=0.37047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00033876 Jy ! Component: 100 - total flux cleaned = 0.000428351 Jy ! Component: 150 - total flux cleaned = 0.000455528 Jy ! Component: 200 - total flux cleaned = 0.000477864 Jy ! Total flux subtracted in 200 components = 0.000477864 Jy ! Clean residual min=-0.000547 max=0.000556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.03766 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 = 6.75315e-06 Jy ! Component: 100 - total flux cleaned = 1.82651e-05 Jy ! Component: 150 - total flux cleaned = 1.82574e-05 Jy ! Component: 200 - total flux cleaned = 1.37285e-05 Jy ! Total flux subtracted in 200 components = 1.37285e-05 Jy ! Clean residual min=-0.000544 max=0.000558 Jy/beam ! Clean residual mean=-0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0376737 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 60 components and 0.0376737 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=1.869 mas, bpa=-0.3436 degrees ! Estimated noise=0.300515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.94376e-06 Jy ! Component: 100 - total flux cleaned = -4.64976e-06 Jy ! Component: 150 - total flux cleaned = -4.25199e-06 Jy ! Component: 200 - total flux cleaned = 8.23343e-06 Jy ! Total flux subtracted in 200 components = 8.23343e-06 Jy ! Clean residual min=-0.000528 max=0.000549 Jy/beam ! Clean residual mean=-0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.037682 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.037682 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=0.052828Jy sigma=0.452621 ! Fit after self-cal, rms=0.052831Jy sigma=0.452606 wmodel J0920+1625_X_map.mod ! Writing 75 model components to file: J0920+1625_X_map.mod wobs J0920+1625_X_uvs.fits ! Writing UV FITS file: J0920+1625_X_uvs.fits wwins J0920+1625_X_map.win ! wwins: Wrote 3 windows to J0920+1625_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 = 8.03661e-05 Jy ! Component: 100 - total flux cleaned = 0.000137371 Jy ! Component: 150 - total flux cleaned = 0.000146355 Jy ! Component: 200 - total flux cleaned = 0.000146342 Jy ! Component: 250 - total flux cleaned = 0.000146407 Jy ! Component: 300 - total flux cleaned = 0.000179792 Jy ! Component: 350 - total flux cleaned = 0.000187898 Jy ! Component: 400 - total flux cleaned = 0.000211959 Jy ! Component: 450 - total flux cleaned = 0.000212068 Jy ! Component: 500 - total flux cleaned = 0.000227525 Jy ! Component: 550 - total flux cleaned = 0.000227417 Jy ! Component: 600 - total flux cleaned = 0.000234831 Jy ! Component: 650 - total flux cleaned = 0.000234868 Jy ! Component: 700 - total flux cleaned = 0.000263894 Jy ! Component: 750 - total flux cleaned = 0.000263886 Jy ! Component: 800 - total flux cleaned = 0.000263884 Jy ! Component: 850 - total flux cleaned = 0.000284967 Jy ! Component: 900 - total flux cleaned = 0.000305754 Jy ! Component: 950 - total flux cleaned = 0.000292191 Jy ! Component: 1000 - total flux cleaned = 0.000312696 Jy ! Component: 1050 - total flux cleaned = 0.00031261 Jy ! Component: 1100 - total flux cleaned = 0.000332424 Jy ! Component: 1150 - total flux cleaned = 0.000325812 Jy ! Component: 1200 - total flux cleaned = 0.000319272 Jy ! Component: 1250 - total flux cleaned = 0.000345024 Jy ! Component: 1300 - total flux cleaned = 0.000351315 Jy ! Component: 1350 - total flux cleaned = 0.000344933 Jy ! Component: 1400 - total flux cleaned = 0.000338799 Jy ! Component: 1450 - total flux cleaned = 0.000357482 Jy ! Component: 1500 - total flux cleaned = 0.000363537 Jy ! Component: 1550 - total flux cleaned = 0.000363659 Jy ! Component: 1600 - total flux cleaned = 0.000357546 Jy ! Component: 1650 - total flux cleaned = 0.000363608 Jy ! Component: 1700 - total flux cleaned = 0.000351647 Jy ! Component: 1750 - total flux cleaned = 0.00033981 Jy ! Component: 1800 - total flux cleaned = 0.000310467 Jy ! Component: 1850 - total flux cleaned = 0.000310594 Jy ! Component: 1900 - total flux cleaned = 0.000281659 Jy ! Component: 1950 - total flux cleaned = 0.000316205 Jy ! Component: 2000 - total flux cleaned = 0.000281931 Jy ! Component: 2050 - total flux cleaned = 0.000276185 Jy ! Component: 2100 - total flux cleaned = 0.000231147 Jy ! Component: 2150 - total flux cleaned = 0.000220002 Jy ! Component: 2200 - total flux cleaned = 0.000220048 Jy ! Component: 2250 - total flux cleaned = 0.000203517 Jy ! Component: 2300 - total flux cleaned = 0.000198076 Jy ! Component: 2350 - total flux cleaned = 0.000181731 Jy ! Component: 2400 - total flux cleaned = 0.000181722 Jy ! Component: 2450 - total flux cleaned = 0.000171035 Jy ! Component: 2500 - total flux cleaned = 0.000149666 Jy ! Component: 2550 - total flux cleaned = 0.000107154 Jy ! Component: 2600 - total flux cleaned = 0.000112397 Jy ! Component: 2650 - total flux cleaned = 6.52285e-05 Jy ! Component: 2700 - total flux cleaned = 6.00263e-05 Jy ! Component: 2750 - total flux cleaned = 3.41595e-05 Jy ! Component: 2800 - total flux cleaned = 8.4595e-06 Jy ! Component: 2850 - total flux cleaned = -6.89206e-06 Jy ! Component: 2900 - total flux cleaned = -1.70598e-05 Jy ! Component: 2950 - total flux cleaned = -3.7247e-05 Jy ! Component: 3000 - total flux cleaned = -6.23757e-05 Jy ! Component: 3050 - total flux cleaned = -8.23599e-05 Jy ! Component: 3100 - total flux cleaned = -0.000112079 Jy ! Component: 3150 - total flux cleaned = -0.000126913 Jy ! Component: 3200 - total flux cleaned = -0.000131817 Jy ! Component: 3250 - total flux cleaned = -0.000165934 Jy ! Component: 3300 - total flux cleaned = -0.000180501 Jy ! Component: 3350 - total flux cleaned = -0.000185345 Jy ! Component: 3400 - total flux cleaned = -0.000214146 Jy ! Component: 3450 - total flux cleaned = -0.000209359 Jy ! Component: 3500 - total flux cleaned = -0.000233129 Jy ! Component: 3550 - total flux cleaned = -0.000247287 Jy ! Component: 3600 - total flux cleaned = -0.00027549 Jy ! Component: 3650 - total flux cleaned = -0.00028013 Jy ! Component: 3700 - total flux cleaned = -0.000280099 Jy ! Component: 3750 - total flux cleaned = -0.000294029 Jy ! Component: 3800 - total flux cleaned = -0.000298659 Jy ! Component: 3850 - total flux cleaned = -0.000317006 Jy ! Component: 3900 - total flux cleaned = -0.000321587 Jy ! Component: 3950 - total flux cleaned = -0.000330665 Jy ! Component: 4000 - total flux cleaned = -0.000339698 Jy ! Component: 4050 - total flux cleaned = -0.000330649 Jy ! Total flux subtracted in 4096 components = -0.000339622 Jy ! Clean residual min=-0.000282 max=0.000241 Jy/beam ! Clean residual mean=-0.000000 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0373423 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 407 components and 0.0373424 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0920+1625_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9176 x 1.869 at -0.3436 degrees (North through East) ! Clean map min=-0.00056184 max=0.032334 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0920+1625_X_map.fits wmodel /image_prod/ug002_uva//J0920+1625_X_map.mod ! Writing 407 model components to file: /image_prod/ug002_uva//J0920+1625_X_map.mod wobs /image_prod/ug002_uva//J0920+1625_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0920+1625_X_uvs.fits wwins /image_prod/ug002_uva//J0920+1625_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0920+1625_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.032334 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.69977e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.714397 0.714397 1.42879 2.85759 5.71518 11.4304 22.8607 45.7214 91.4429 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 419.934 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0920+1625_X_dfm.log closed on Wed Mar 4 22:56:59 2020