! Started logfile: /image_prod/ug002_uva//J2253+1942_X_j_dfm.log on Thu Mar 5 05:57:21 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//J2253+1942_X_j_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2253+1942_X_j_uva.fits ! AN table 1: 18 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.901235 visibilities/baseline/integration-bin. ! Found source: J2253+1942 ! ! 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 8760 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 J2253+1942_X_j] 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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014509Jy sigma=9.669668 ! Fit after self-cal, rms=0.809813Jy sigma=7.664179 ! 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=0.7392 mas, bmaj=1.634 mas, bpa=-7.639 degrees ! Estimated noise=1.10209 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 = 0.145958 Jy ! Component: 100 - total flux cleaned = 0.181503 Jy ! Total flux subtracted in 100 components = 0.181503 Jy ! Clean residual min=-0.007249 max=0.014413 Jy/beam ! Clean residual mean=-0.000000 rms=0.001712 Jy/beam ! Combined flux in latest and established models = 0.181503 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.181503 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=0.070511Jy sigma=0.626679 ! Fit after self-cal, rms=0.070453Jy sigma=0.626357 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167166 Jy ! Component: 100 - total flux cleaned = 0.0271746 Jy ! Total flux subtracted in 100 components = 0.0271746 Jy ! Clean residual min=-0.006653 max=0.009433 Jy/beam ! Clean residual mean=0.000002 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 0.208677 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.208677 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=0.065206Jy sigma=0.562325 ! Fit after self-cal, rms=0.065198Jy sigma=0.562073 ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00908496 Jy ! Component: 100 - total flux cleaned = 0.0150728 Jy ! Total flux subtracted in 100 components = 0.0150728 Jy ! Clean residual min=-0.006189 max=0.007843 Jy/beam ! Clean residual mean=0.000003 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.22375 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.22375 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=0.063366Jy sigma=0.543438 ! Fit after self-cal, rms=0.063319Jy sigma=0.542786 ! Inverting map ! Added new window around map position (-1.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0078522 Jy ! Component: 100 - total flux cleaned = 0.0128318 Jy ! Total flux subtracted in 100 components = 0.0128318 Jy ! Clean residual min=-0.005691 max=0.006880 Jy/beam ! Clean residual mean=0.000003 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.236582 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.236582 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=0.061928Jy sigma=0.529938 ! Fit after self-cal, rms=0.061833Jy sigma=0.528718 ! 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=0.9145 mas, bmaj=1.871 mas, bpa=-5.347 degrees ! Estimated noise=0.807957 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 (1.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00758971 Jy ! Component: 100 - total flux cleaned = 0.011259 Jy ! Component: 150 - total flux cleaned = 0.0140324 Jy ! Component: 200 - total flux cleaned = 0.0157572 Jy ! Total flux subtracted in 200 components = 0.0157572 Jy ! Clean residual min=-0.005351 max=0.005567 Jy/beam ! Clean residual mean=0.000007 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.252339 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 75 components and 0.252339 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=0.060036Jy sigma=0.515630 ! Fit after self-cal, rms=0.060005Jy sigma=0.515273 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9145 x 1.871 at -5.347 degrees (North through East) ! Clean map min=-0.0050212 max=0.18837 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.00 KP 1.04 ! LA 1.00 MK 1.00 NL 1.03 OV 0.90 ! PT 0.92 SC 1.20 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.98 KP 1.07 ! LA 0.99 MK 1.04 NL 1.04 OV 0.94 ! PT 0.92 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.98 KP 1.07 ! LA 1.01 MK 1.01 NL 1.02 OV 0.93 ! PT 0.92 SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.01 KP 1.05 ! LA 1.02 MK 1.01 NL 1.03 OV 0.92 ! PT 0.94 SC 1.15 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.95 KP 1.06 ! LA 1.02 MK 1.02 NL 1.05 OV 0.92 ! PT 0.93 SC 1.14 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KP 1.07 ! LA 1.03 MK 1.03 NL 1.03 OV 0.85 ! PT 0.93 SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.97 KP 1.04 ! LA 1.02 MK 1.03 NL 1.04 OV 0.91 ! PT 0.95 SC 1.16 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.96 KP 1.05 ! LA 1.00 MK 1.05 NL 1.01 OV 0.89 ! PT 0.94 SC 1.17 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.97 KP 1.01 ! LA 0.99 MK 1.00 NL 1.06 OV 0.91 ! PT 0.94 SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.97 KP 1.04 ! LA 1.00 MK 1.03 NL 1.02 OV 0.90 ! PT 0.94 SC 1.14 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.00 KP 1.07 ! LA 0.99 MK 1.01 NL 1.02 OV 0.83 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.96 KP 1.06 ! LA 1.01 MK 1.02 NL 1.04 OV 0.94 ! PT 0.90 SC 1.15 ! ! ! Fit before self-cal, rms=0.060005Jy sigma=0.515273 ! Fit after self-cal, rms=0.059335Jy sigma=0.490417 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9317 mas, bmaj=1.905 mas, bpa=-6.388 degrees ! Estimated noise=0.813537 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 = 0.000776316 Jy ! Component: 100 - total flux cleaned = 0.00102625 Jy ! Component: 150 - total flux cleaned = 0.0012396 Jy ! Component: 200 - total flux cleaned = 0.00124146 Jy ! Total flux subtracted in 200 components = 0.00124146 Jy ! Clean residual min=-0.003932 max=0.003713 Jy/beam ! Clean residual mean=-0.000001 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.253581 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.25358 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=0.058762Jy sigma=0.487255 ! Fit after self-cal, rms=0.058776Jy sigma=0.487090 ! 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=0.058776Jy sigma=0.487090 ! Fit after self-cal, rms=0.064156Jy sigma=0.460979 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9251 mas, bmaj=1.881 mas, bpa=-5.708 degrees ! Estimated noise=0.815729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000494774 Jy ! Component: 100 - total flux cleaned = -0.00117567 Jy ! Component: 150 - total flux cleaned = -0.00154336 Jy ! Component: 200 - total flux cleaned = -0.0019371 Jy ! Total flux subtracted in 200 components = -0.0019371 Jy ! Clean residual min=-0.002432 max=0.002105 Jy/beam ! Clean residual mean=-0.000002 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.251643 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 102 components and 0.251643 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=0.063982Jy sigma=0.458515 ! Fit after self-cal, rms=0.064051Jy sigma=0.458368 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 = -0.000290966 Jy ! Component: 100 - total flux cleaned = -0.000449151 Jy ! Component: 150 - total flux cleaned = -0.000544331 Jy ! Component: 200 - total flux cleaned = -0.000631538 Jy ! Total flux subtracted in 200 components = -0.000631538 Jy ! Clean residual min=-0.002226 max=0.002060 Jy/beam ! Clean residual mean=-0.000002 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.251012 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.251012 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=0.063995Jy sigma=0.457377 ! Fit after self-cal, rms=0.063992Jy sigma=0.457355 ! 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=0.063992Jy sigma=0.457355 ! Fit after self-cal, rms=0.066671Jy sigma=0.456745 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9247 mas, bmaj=1.879 mas, bpa=-5.737 degrees ! Estimated noise=0.815029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156465 Jy ! Component: 100 - total flux cleaned = -0.00212404 Jy ! Component: 150 - total flux cleaned = -0.0023213 Jy ! Component: 200 - total flux cleaned = -0.00245479 Jy ! Total flux subtracted in 200 components = -0.00245479 Jy ! Clean residual min=-0.001954 max=0.001966 Jy/beam ! Clean residual mean=-0.000002 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.248557 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 119 components and 0.248557 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=0.066586Jy sigma=0.455698 ! Fit after self-cal, rms=0.066596Jy sigma=0.455686 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 (13.2, -10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010841 Jy ! Component: 100 - total flux cleaned = 0.000998456 Jy ! Component: 150 - total flux cleaned = 0.000961144 Jy ! Component: 200 - total flux cleaned = 0.000996677 Jy ! Total flux subtracted in 200 components = 0.000996677 Jy ! Clean residual min=-0.001937 max=0.001781 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.249554 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 131 components and 0.249554 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=0.066535Jy sigma=0.454930 ! Fit after self-cal, rms=0.066535Jy sigma=0.454905 ! 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=0.066535Jy sigma=0.454905 ! Fit after self-cal, rms=0.067454Jy sigma=0.454684 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.205 mas, bmaj=2.818 mas, bpa=-5.019 degrees ! Estimated noise=0.991476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00134686 Jy ! Component: 100 - total flux cleaned = -0.00162646 Jy ! Component: 150 - total flux cleaned = -0.00176647 Jy ! Component: 200 - total flux cleaned = -0.00179772 Jy ! Total flux subtracted in 200 components = -0.00179772 Jy ! Clean residual min=-0.001907 max=0.001743 Jy/beam ! Clean residual mean=-0.000004 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.247756 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 154 components and 0.247756 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=0.067427Jy sigma=0.454301 ! Fit after self-cal, rms=0.067428Jy sigma=0.454278 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 = -2.34492e-05 Jy ! Component: 100 - total flux cleaned = -5.10885e-05 Jy ! Component: 150 - total flux cleaned = -5.08698e-05 Jy ! Component: 200 - total flux cleaned = -5.05925e-05 Jy ! Total flux subtracted in 200 components = -5.05925e-05 Jy ! Clean residual min=-0.001922 max=0.001713 Jy/beam ! Clean residual mean=-0.000004 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.247705 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 158 components and 0.247705 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=0.067419Jy sigma=0.454124 ! Fit after self-cal, rms=0.067418Jy sigma=0.454115 ! 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=0.9247 mas, bmaj=1.879 mas, bpa=-5.784 degrees ! Estimated noise=0.814144 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9247 x 1.879 at -5.784 degrees (North through East) ! Clean map min=-0.0016902 max=0.18986 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=0.7451 mas, bmaj=1.641 mas, bpa=-8.021 degrees ! Estimated noise=1.11636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.147753 Jy ! Component: 100 - total flux cleaned = 0.183058 Jy ! Component: 150 - total flux cleaned = 0.198932 Jy ! Component: 200 - total flux cleaned = 0.209006 Jy ! Total flux subtracted in 200 components = 0.209006 Jy ! Clean residual min=-0.003256 max=0.005467 Jy/beam ! Clean residual mean=-0.000002 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.209006 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.209006 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9247 mas, bmaj=1.879 mas, bpa=-5.784 degrees ! Estimated noise=0.814144 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 = 0.00987407 Jy ! Component: 100 - total flux cleaned = 0.0162477 Jy ! Component: 150 - total flux cleaned = 0.0208518 Jy ! Component: 200 - total flux cleaned = 0.0243381 Jy ! Total flux subtracted in 200 components = 0.0243381 Jy ! Clean residual min=-0.001956 max=0.003066 Jy/beam ! Clean residual mean=0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.233345 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 57 components and 0.233345 Jy ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306988 Jy ! Component: 100 - total flux cleaned = 0.00542921 Jy ! Component: 150 - total flux cleaned = 0.00702785 Jy ! Component: 200 - total flux cleaned = 0.00833663 Jy ! Total flux subtracted in 200 components = 0.00833663 Jy ! Clean residual min=-0.001732 max=0.001914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.241681 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 86 components and 0.241681 Jy ! Inverting map ! Added new window around map position (5.8, -39.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119082 Jy ! Component: 100 - total flux cleaned = 0.00204273 Jy ! Component: 150 - total flux cleaned = 0.00280462 Jy ! Component: 200 - total flux cleaned = 0.00340136 Jy ! Total flux subtracted in 200 components = 0.00340136 Jy ! Clean residual min=-0.001626 max=0.001637 Jy/beam ! Clean residual mean=-0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.245083 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 100 components and 0.245083 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=2.205 mas, bmaj=2.818 mas, bpa=-5.019 degrees ! Estimated noise=0.991476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126182 Jy ! Component: 100 - total flux cleaned = 0.00167142 Jy ! Component: 150 - total flux cleaned = 0.00209362 Jy ! Component: 200 - total flux cleaned = 0.00245741 Jy ! Total flux subtracted in 200 components = 0.00245741 Jy ! Clean residual min=-0.001822 max=0.001793 Jy/beam ! Clean residual mean=-0.000004 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.24754 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 = 0.000260159 Jy ! Component: 100 - total flux cleaned = 0.000363563 Jy ! Component: 150 - total flux cleaned = 0.000457681 Jy ! Component: 200 - total flux cleaned = 0.000564949 Jy ! Total flux subtracted in 200 components = 0.000564949 Jy ! Clean residual min=-0.001769 max=0.001747 Jy/beam ! Clean residual mean=-0.000004 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.248105 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 150 components and 0.248105 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9247 mas, bmaj=1.879 mas, bpa=-5.784 degrees ! Estimated noise=0.814144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000596465 Jy ! Component: 100 - total flux cleaned = -0.000634115 Jy ! Component: 150 - total flux cleaned = -0.000603476 Jy ! Component: 200 - total flux cleaned = -0.000572665 Jy ! Total flux subtracted in 200 components = -0.000572665 Jy ! Clean residual min=-0.001581 max=0.001598 Jy/beam ! Clean residual mean=-0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.247532 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 164 components and 0.247532 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=0.067366Jy sigma=0.453086 ! Fit after self-cal, rms=0.067330Jy sigma=0.452977 wmodel J2253+1942_X_j_map.mod ! Writing 164 model components to file: J2253+1942_X_j_map.mod wobs J2253+1942_X_j_uvs.fits ! Writing UV FITS file: J2253+1942_X_j_uvs.fits wwins J2253+1942_X_j_map.win ! wwins: Wrote 7 windows to J2253+1942_X_j_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 = 0.000314176 Jy ! Component: 100 - total flux cleaned = 0.000640168 Jy ! Component: 150 - total flux cleaned = 0.000903337 Jy ! Component: 200 - total flux cleaned = 0.00103139 Jy ! Component: 250 - total flux cleaned = 0.00113109 Jy ! Component: 300 - total flux cleaned = 0.00118032 Jy ! Component: 350 - total flux cleaned = 0.00132454 Jy ! Component: 400 - total flux cleaned = 0.00137142 Jy ! Component: 450 - total flux cleaned = 0.00139456 Jy ! Component: 500 - total flux cleaned = 0.00144058 Jy ! Component: 550 - total flux cleaned = 0.00150819 Jy ! Component: 600 - total flux cleaned = 0.00146343 Jy ! Component: 650 - total flux cleaned = 0.00144135 Jy ! Component: 700 - total flux cleaned = 0.00137619 Jy ! Component: 750 - total flux cleaned = 0.00135488 Jy ! Component: 800 - total flux cleaned = 0.00135446 Jy ! Component: 850 - total flux cleaned = 0.00129144 Jy ! Component: 900 - total flux cleaned = 0.00135346 Jy ! Component: 950 - total flux cleaned = 0.00129149 Jy ! Component: 1000 - total flux cleaned = 0.00123053 Jy ! Component: 1050 - total flux cleaned = 0.00121028 Jy ! Component: 1100 - total flux cleaned = 0.00119054 Jy ! Component: 1150 - total flux cleaned = 0.00123006 Jy ! Component: 1200 - total flux cleaned = 0.00119088 Jy ! Component: 1250 - total flux cleaned = 0.00126842 Jy ! Component: 1300 - total flux cleaned = 0.00126822 Jy ! Component: 1350 - total flux cleaned = 0.00121129 Jy ! Component: 1400 - total flux cleaned = 0.00119244 Jy ! Component: 1450 - total flux cleaned = 0.00115534 Jy ! Component: 1500 - total flux cleaned = 0.00113687 Jy ! Component: 1550 - total flux cleaned = 0.00111848 Jy ! Component: 1600 - total flux cleaned = 0.00108174 Jy ! Component: 1650 - total flux cleaned = 0.00111784 Jy ! Component: 1700 - total flux cleaned = 0.00102828 Jy ! Component: 1750 - total flux cleaned = 0.000974985 Jy ! Component: 1800 - total flux cleaned = 0.000992507 Jy ! Component: 1850 - total flux cleaned = 0.000887397 Jy ! Component: 1900 - total flux cleaned = 0.000974238 Jy ! Component: 1950 - total flux cleaned = 0.00093941 Jy ! Component: 2000 - total flux cleaned = 0.00088798 Jy ! Component: 2050 - total flux cleaned = 0.000904828 Jy ! Component: 2100 - total flux cleaned = 0.000854037 Jy ! Component: 2150 - total flux cleaned = 0.000820611 Jy ! Component: 2200 - total flux cleaned = 0.000820279 Jy ! Component: 2250 - total flux cleaned = 0.000753699 Jy ! Component: 2300 - total flux cleaned = 0.00067147 Jy ! Component: 2350 - total flux cleaned = 0.00067148 Jy ! Component: 2400 - total flux cleaned = 0.000622731 Jy ! Component: 2450 - total flux cleaned = 0.000606631 Jy ! Component: 2500 - total flux cleaned = 0.000574888 Jy ! Component: 2550 - total flux cleaned = 0.000622767 Jy ! Component: 2600 - total flux cleaned = 0.000638515 Jy ! Component: 2650 - total flux cleaned = 0.000607077 Jy ! Component: 2700 - total flux cleaned = 0.000591384 Jy ! Component: 2750 - total flux cleaned = 0.000529085 Jy ! Component: 2800 - total flux cleaned = 0.000483042 Jy ! Component: 2850 - total flux cleaned = 0.000529074 Jy ! Component: 2900 - total flux cleaned = 0.000574965 Jy ! Component: 2950 - total flux cleaned = 0.000514216 Jy ! Component: 3000 - total flux cleaned = 0.000529253 Jy ! Component: 3050 - total flux cleaned = 0.000499482 Jy ! Component: 3100 - total flux cleaned = 0.000544252 Jy ! Component: 3150 - total flux cleaned = 0.000588717 Jy ! Component: 3200 - total flux cleaned = 0.000559129 Jy ! Component: 3250 - total flux cleaned = 0.000588283 Jy ! Component: 3300 - total flux cleaned = 0.000573542 Jy ! Component: 3350 - total flux cleaned = 0.000544359 Jy ! Component: 3400 - total flux cleaned = 0.000515435 Jy ! Component: 3450 - total flux cleaned = 0.000515468 Jy ! Component: 3500 - total flux cleaned = 0.000558328 Jy ! Component: 3550 - total flux cleaned = 0.000544037 Jy ! Component: 3600 - total flux cleaned = 0.000572369 Jy ! Component: 3650 - total flux cleaned = 0.000530101 Jy ! Component: 3700 - total flux cleaned = 0.000530048 Jy ! Component: 3750 - total flux cleaned = 0.000544065 Jy ! Component: 3800 - total flux cleaned = 0.000557898 Jy ! Component: 3850 - total flux cleaned = 0.000543948 Jy ! Component: 3900 - total flux cleaned = 0.000530304 Jy ! Component: 3950 - total flux cleaned = 0.000544054 Jy ! Component: 4000 - total flux cleaned = 0.000503241 Jy ! Component: 4050 - total flux cleaned = 0.000571036 Jy ! Total flux subtracted in 4096 components = 0.00053053 Jy ! Clean residual min=-0.000932 max=0.000790 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.248063 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 492 components and 0.248063 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2253+1942_X_j_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9247 x 1.879 at -5.784 degrees (North through East) ! Clean map min=-0.0014147 max=0.19179 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2253+1942_X_j_map.fits wmodel /image_prod/ug002_uva//J2253+1942_X_j_map.mod ! Writing 492 model components to file: /image_prod/ug002_uva//J2253+1942_X_j_map.mod wobs /image_prod/ug002_uva//J2253+1942_X_j_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2253+1942_X_j_uvs.fits wwins /image_prod/ug002_uva//J2253+1942_X_j_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2253+1942_X_j_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.191789 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000236941 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.370628 0.370628 0.741256 1.48251 2.96502 5.93005 11.8601 23.7202 47.4404 94.8807 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.191 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 809.437 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2253+1942_X_j_dfm.log closed on Thu Mar 5 05:57:26 2020