! Started logfile: /image_prod/ug002_uva//J2257+0743_X_e_dfm.log on Thu Mar 5 06:00:27 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//J2257+0743_X_e_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2257+0743_X_e_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.87963 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! 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 2280 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 J2257+0743_X_e] 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.056604Jy sigma=15.702335 ! Fit after self-cal, rms=0.698641Jy sigma=10.307145 ! 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=0.6125 mas, bmaj=1.763 mas, bpa=-0.7735 degrees ! Estimated noise=1.31175 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 = 0.220287 Jy ! Component: 100 - total flux cleaned = 0.284654 Jy ! Total flux subtracted in 100 components = 0.284654 Jy ! Clean residual min=-0.020048 max=0.041750 Jy/beam ! Clean residual mean=-0.000006 rms=0.006314 Jy/beam ! Combined flux in latest and established models = 0.284654 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.284654 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=0.108370Jy sigma=1.552954 ! Fit after self-cal, rms=0.108322Jy sigma=1.552284 ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0436002 Jy ! Component: 100 - total flux cleaned = 0.0714431 Jy ! Total flux subtracted in 100 components = 0.0714431 Jy ! Clean residual min=-0.015359 max=0.019133 Jy/beam ! Clean residual mean=0.000001 rms=0.003699 Jy/beam ! Combined flux in latest and established models = 0.356097 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.356097 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=0.077315Jy sigma=1.068338 ! Fit after self-cal, rms=0.076504Jy sigma=1.053916 ! 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=0.7386 mas, bmaj=2.002 mas, bpa=-1.193 degrees ! Estimated noise=1.04408 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 = 0.0291281 Jy ! Component: 100 - total flux cleaned = 0.0444358 Jy ! Component: 150 - total flux cleaned = 0.0528214 Jy ! Component: 200 - total flux cleaned = 0.0577136 Jy ! Total flux subtracted in 200 components = 0.0577136 Jy ! Clean residual min=-0.013549 max=0.015005 Jy/beam ! Clean residual mean=0.000016 rms=0.002978 Jy/beam ! Combined flux in latest and established models = 0.413811 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 32 components and 0.413811 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=0.064471Jy sigma=0.880915 ! Fit after self-cal, rms=0.064118Jy sigma=0.874340 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7386 x 2.002 at -1.193 degrees (North through East) ! Clean map min=-0.011861 max=0.29388 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 1.04 KP 1.02 ! LA 1.07 MK 0.98 OV 0.98 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 1.03 KP 1.05 ! LA 1.09 MK 1.03 OV 0.94 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.03 KP 1.05 ! LA 1.08 MK 1.04 OV 0.99 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.98 KP 1.06 ! LA 1.05 MK 0.97 OV 0.99 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.02 KP 1.07 ! LA 1.01 MK 0.99 OV 0.96 PT 0.88 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 1.05 ! LA 1.04 MK 1.02 OV 0.95 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.99 KP 1.04 ! LA 1.05 MK 1.03 OV 0.96 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.94 KP 1.04 ! LA 1.04 MK 1.03 OV 0.94 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.98 KP 1.00 ! LA 1.00 MK 0.98 OV 1.00 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 1.02 KP 1.04 ! LA 1.07 MK 1.02 OV 0.97 PT 0.89 ! SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.99 KP 1.05 ! LA 1.06 MK 1.01 OV 0.99 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.08 HN 1.06 KP 1.03 ! LA 1.07 MK 0.99 OV 0.95 PT 0.89 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.064118Jy sigma=0.874340 ! Fit after self-cal, rms=0.058808Jy sigma=0.803771 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7406 mas, bmaj=1.996 mas, bpa=-1.023 degrees ! Estimated noise=1.03905 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.6, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116392 Jy ! Component: 100 - total flux cleaned = 0.0173663 Jy ! Component: 150 - total flux cleaned = 0.0203172 Jy ! Component: 200 - total flux cleaned = 0.0217074 Jy ! Total flux subtracted in 200 components = 0.0217074 Jy ! Clean residual min=-0.004432 max=0.004754 Jy/beam ! Clean residual mean=0.000008 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.435518 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 63 components and 0.435518 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=0.056605Jy sigma=0.764361 ! Fit after self-cal, rms=0.056506Jy sigma=0.762809 ! 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=0.056506Jy sigma=0.762809 ! Fit after self-cal, rms=0.056248Jy sigma=0.761642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7391 mas, bmaj=1.997 mas, bpa=-1.087 degrees ! Estimated noise=1.03407 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343241 Jy ! Component: 100 - total flux cleaned = 0.00398261 Jy ! Component: 150 - total flux cleaned = 0.00433477 Jy ! Component: 200 - total flux cleaned = 0.004956 Jy ! Total flux subtracted in 200 components = 0.004956 Jy ! Clean residual min=-0.003894 max=0.003837 Jy/beam ! Clean residual mean=0.000007 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.440474 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.440474 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=0.055976Jy sigma=0.757216 ! Fit after self-cal, rms=0.055960Jy sigma=0.756862 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 = 0.00140758 Jy ! Component: 100 - total flux cleaned = 0.00183083 Jy ! Component: 150 - total flux cleaned = 0.00215431 Jy ! Component: 200 - total flux cleaned = 0.0025693 Jy ! Total flux subtracted in 200 components = 0.0025693 Jy ! Clean residual min=-0.003719 max=0.003593 Jy/beam ! Clean residual mean=0.000007 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.443043 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.443043 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=0.055861Jy sigma=0.755629 ! Fit after self-cal, rms=0.055857Jy sigma=0.755543 ! 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=0.055857Jy sigma=0.755543 ! Fit after self-cal, rms=0.055876Jy sigma=0.755336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7389 mas, bmaj=1.997 mas, bpa=-1.084 degrees ! Estimated noise=1.03429 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122962 Jy ! Component: 100 - total flux cleaned = 0.00161242 Jy ! Component: 150 - total flux cleaned = 0.0018461 Jy ! Component: 200 - total flux cleaned = 0.00209059 Jy ! Total flux subtracted in 200 components = 0.00209059 Jy ! Clean residual min=-0.003657 max=0.003416 Jy/beam ! Clean residual mean=0.000006 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.445134 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.445134 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=0.055821Jy sigma=0.754679 ! Fit after self-cal, rms=0.055819Jy sigma=0.754624 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 = 0.000627336 Jy ! Component: 100 - total flux cleaned = 0.000852928 Jy ! Component: 150 - total flux cleaned = 0.000902848 Jy ! Component: 200 - total flux cleaned = 0.000971764 Jy ! Total flux subtracted in 200 components = 0.000971764 Jy ! Clean residual min=-0.003698 max=0.003417 Jy/beam ! Clean residual mean=0.000006 rms=0.000858 Jy/beam ! Combined flux in latest and established models = 0.446106 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 0.446106 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=0.055789Jy sigma=0.754315 ! Fit after self-cal, rms=0.055788Jy sigma=0.754290 ! 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=0.055788Jy sigma=0.754290 ! Fit after self-cal, rms=0.055808Jy sigma=0.754220 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.228 mas, bmaj=3.407 mas, bpa=16.42 degrees ! Estimated noise=1.43144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114015 Jy ! Component: 100 - total flux cleaned = 0.00127974 Jy ! Component: 150 - total flux cleaned = 0.00125851 Jy ! Component: 200 - total flux cleaned = 0.00122188 Jy ! Total flux subtracted in 200 components = 0.00122188 Jy ! Clean residual min=-0.005004 max=0.004276 Jy/beam ! Clean residual mean=0.000013 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 0.447328 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 113 components and 0.447328 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=0.055807Jy sigma=0.754204 ! Fit after self-cal, rms=0.055803Jy sigma=0.754162 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 = 0.000107633 Jy ! Component: 100 - total flux cleaned = 8.92654e-05 Jy ! Component: 150 - total flux cleaned = 5.51676e-05 Jy ! Component: 200 - total flux cleaned = 3.99616e-05 Jy ! Total flux subtracted in 200 components = 3.99616e-05 Jy ! Clean residual min=-0.004951 max=0.004167 Jy/beam ! Clean residual mean=0.000013 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 0.447368 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 117 components and 0.447368 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=0.055800Jy sigma=0.754164 ! Fit after self-cal, rms=0.055798Jy sigma=0.754151 ! 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=0.7387 mas, bmaj=1.996 mas, bpa=-1.085 degrees ! Estimated noise=1.03498 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7387 x 1.996 at -1.085 degrees (North through East) ! Clean map min=-0.0032741 max=0.29314 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=0.6128 mas, bmaj=1.756 mas, bpa=-0.5779 degrees ! Estimated noise=1.2992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.218116 Jy ! Component: 100 - total flux cleaned = 0.285077 Jy ! Component: 150 - total flux cleaned = 0.326653 Jy ! Component: 200 - total flux cleaned = 0.354658 Jy ! Total flux subtracted in 200 components = 0.354658 Jy ! Clean residual min=-0.009431 max=0.020023 Jy/beam ! Clean residual mean=-0.000002 rms=0.003083 Jy/beam ! Combined flux in latest and established models = 0.354658 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.354658 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7387 mas, bmaj=1.996 mas, bpa=-1.085 degrees ! Estimated noise=1.03498 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) ! Added new window around map position (-1.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0304551 Jy ! Component: 100 - total flux cleaned = 0.0466665 Jy ! Component: 150 - total flux cleaned = 0.0562767 Jy ! Component: 200 - total flux cleaned = 0.0630369 Jy ! Total flux subtracted in 200 components = 0.0630369 Jy ! Clean residual min=-0.005386 max=0.005130 Jy/beam ! Clean residual mean=0.000008 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.417695 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 50 components and 0.417695 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=2.228 mas, bmaj=3.407 mas, bpa=16.42 degrees ! Estimated noise=1.43144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101402 Jy ! Component: 100 - total flux cleaned = 0.0163036 Jy ! Component: 150 - total flux cleaned = 0.0204222 Jy ! Component: 200 - total flux cleaned = 0.0232363 Jy ! Total flux subtracted in 200 components = 0.0232363 Jy ! Clean residual min=-0.004717 max=0.005252 Jy/beam ! Clean residual mean=0.000014 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 0.440931 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 = 0.00193718 Jy ! Component: 100 - total flux cleaned = 0.00309809 Jy ! Component: 150 - total flux cleaned = 0.00360581 Jy ! Component: 200 - total flux cleaned = 0.00401933 Jy ! Total flux subtracted in 200 components = 0.00401933 Jy ! Clean residual min=-0.004549 max=0.004522 Jy/beam ! Clean residual mean=0.000013 rms=0.001337 Jy/beam ! Combined flux in latest and established models = 0.444951 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 91 components and 0.444951 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7387 mas, bmaj=1.996 mas, bpa=-1.085 degrees ! Estimated noise=1.03498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140218 Jy ! Component: 100 - total flux cleaned = -0.000615421 Jy ! Component: 150 - total flux cleaned = -0.000284052 Jy ! Component: 200 - total flux cleaned = -1.55484e-07 Jy ! Total flux subtracted in 200 components = -1.55484e-07 Jy ! Clean residual min=-0.004148 max=0.003461 Jy/beam ! Clean residual mean=0.000005 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 0.44495 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.44495 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=0.056019Jy sigma=0.757246 ! Fit after self-cal, rms=0.055936Jy sigma=0.756221 wmodel J2257+0743_X_e_map.mod ! Writing 103 model components to file: J2257+0743_X_e_map.mod wobs J2257+0743_X_e_uvs.fits ! Writing UV FITS file: J2257+0743_X_e_uvs.fits wwins J2257+0743_X_e_map.win ! wwins: Wrote 4 windows to J2257+0743_X_e_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 = -0.000856897 Jy ! Component: 100 - total flux cleaned = -0.00146646 Jy ! Component: 150 - total flux cleaned = -0.00202608 Jy ! Component: 200 - total flux cleaned = -0.00249635 Jy ! Component: 250 - total flux cleaned = -0.00284223 Jy ! Component: 300 - total flux cleaned = -0.00316961 Jy ! Component: 350 - total flux cleaned = -0.00348322 Jy ! Component: 400 - total flux cleaned = -0.00361164 Jy ! Component: 450 - total flux cleaned = -0.00365362 Jy ! Component: 500 - total flux cleaned = -0.00369328 Jy ! Component: 550 - total flux cleaned = -0.00377102 Jy ! Component: 600 - total flux cleaned = -0.00388426 Jy ! Component: 650 - total flux cleaned = -0.00403024 Jy ! Component: 700 - total flux cleaned = -0.00417262 Jy ! Component: 750 - total flux cleaned = -0.00420741 Jy ! Component: 800 - total flux cleaned = -0.00444665 Jy ! Component: 850 - total flux cleaned = -0.00474689 Jy ! Component: 900 - total flux cleaned = -0.0048778 Jy ! Component: 950 - total flux cleaned = -0.00516709 Jy ! Component: 1000 - total flux cleaned = -0.00523041 Jy ! Component: 1050 - total flux cleaned = -0.00541672 Jy ! Component: 1100 - total flux cleaned = -0.00556875 Jy ! Component: 1150 - total flux cleaned = -0.00562838 Jy ! Component: 1200 - total flux cleaned = -0.00559875 Jy ! Component: 1250 - total flux cleaned = -0.00571418 Jy ! Component: 1300 - total flux cleaned = -0.00571423 Jy ! Component: 1350 - total flux cleaned = -0.00574217 Jy ! Component: 1400 - total flux cleaned = -0.00582472 Jy ! Component: 1450 - total flux cleaned = -0.00577025 Jy ! Component: 1500 - total flux cleaned = -0.00585063 Jy ! Component: 1550 - total flux cleaned = -0.00587698 Jy ! Component: 1600 - total flux cleaned = -0.00587664 Jy ! Component: 1650 - total flux cleaned = -0.00585131 Jy ! Component: 1700 - total flux cleaned = -0.00585149 Jy ! Component: 1750 - total flux cleaned = -0.00592626 Jy ! Component: 1800 - total flux cleaned = -0.00587735 Jy ! Component: 1850 - total flux cleaned = -0.00592596 Jy ! Component: 1900 - total flux cleaned = -0.00599783 Jy ! Component: 1950 - total flux cleaned = -0.00602126 Jy ! Component: 2000 - total flux cleaned = -0.00609125 Jy ! Component: 2050 - total flux cleaned = -0.00602244 Jy ! Component: 2100 - total flux cleaned = -0.0061134 Jy ! Component: 2150 - total flux cleaned = -0.00615838 Jy ! Component: 2200 - total flux cleaned = -0.00613601 Jy ! Component: 2250 - total flux cleaned = -0.00624633 Jy ! Component: 2300 - total flux cleaned = -0.00639891 Jy ! Component: 2350 - total flux cleaned = -0.00652849 Jy ! Component: 2400 - total flux cleaned = -0.00669971 Jy ! Component: 2450 - total flux cleaned = -0.00678444 Jy ! Component: 2500 - total flux cleaned = -0.00697345 Jy ! Component: 2550 - total flux cleaned = -0.0070357 Jy ! Component: 2600 - total flux cleaned = -0.00715974 Jy ! Component: 2650 - total flux cleaned = -0.00724183 Jy ! Component: 2700 - total flux cleaned = -0.0074451 Jy ! Component: 2750 - total flux cleaned = -0.00752562 Jy ! Component: 2800 - total flux cleaned = -0.00766594 Jy ! Component: 2850 - total flux cleaned = -0.00776528 Jy ! Component: 2900 - total flux cleaned = -0.00782434 Jy ! Component: 2950 - total flux cleaned = -0.00784401 Jy ! Component: 3000 - total flux cleaned = -0.00798032 Jy ! Component: 3050 - total flux cleaned = -0.00807712 Jy ! Component: 3100 - total flux cleaned = -0.00811559 Jy ! Component: 3150 - total flux cleaned = -0.00813461 Jy ! Component: 3200 - total flux cleaned = -0.00822936 Jy ! Component: 3250 - total flux cleaned = -0.0083235 Jy ! Component: 3300 - total flux cleaned = -0.00834217 Jy ! Component: 3350 - total flux cleaned = -0.0083609 Jy ! Component: 3400 - total flux cleaned = -0.00847215 Jy ! Component: 3450 - total flux cleaned = -0.00845361 Jy ! Component: 3500 - total flux cleaned = -0.00856377 Jy ! Component: 3550 - total flux cleaned = -0.00852717 Jy ! Component: 3600 - total flux cleaned = -0.00854526 Jy ! Component: 3650 - total flux cleaned = -0.00858147 Jy ! Component: 3700 - total flux cleaned = -0.00854549 Jy ! Component: 3750 - total flux cleaned = -0.00858136 Jy ! Component: 3800 - total flux cleaned = -0.00856345 Jy ! Component: 3850 - total flux cleaned = -0.00854571 Jy ! Component: 3900 - total flux cleaned = -0.00852811 Jy ! Component: 3950 - total flux cleaned = -0.00859884 Jy ! Component: 4000 - total flux cleaned = -0.00865178 Jy ! Component: 4050 - total flux cleaned = -0.00868693 Jy ! Total flux subtracted in 4096 components = -0.00868684 Jy ! Clean residual min=-0.001095 max=0.001029 Jy/beam ! Clean residual mean=0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.436264 Jy keep ! Adding 251 model components to the UV plane model. ! The established model now contains 354 components and 0.436264 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2257+0743_X_e_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7387 x 1.996 at -1.085 degrees (North through East) ! Clean map min=-0.0019745 max=0.28942 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2257+0743_X_e_map.fits wmodel /image_prod/ug002_uva//J2257+0743_X_e_map.mod ! Writing 354 model components to file: /image_prod/ug002_uva//J2257+0743_X_e_map.mod wobs /image_prod/ug002_uva//J2257+0743_X_e_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2257+0743_X_e_uvs.fits wwins /image_prod/ug002_uva//J2257+0743_X_e_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2257+0743_X_e_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.289415 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000272242 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.282199 0.282199 0.564398 1.1288 2.25759 4.51519 9.03037 18.0607 36.1215 72.243 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.289 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1063.08 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2257+0743_X_e_dfm.log closed on Thu Mar 5 06:00:31 2020