! Started logfile: /vlbi/bp222/maps//J0750+5015_X_dfm.log on Mon Jan 14 16:34:41 2019 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 /vlbi/bp222/maps//J0750+5015_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0750+5015_X_uva.fits ! AN table 1: 35 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.988571 visibilities/baseline/integration-bin. ! Found source: J0750+5015 ! ! 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 18684 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 J0750+5015_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001644Jy sigma=17.163070 ! Fit after self-cal, rms=0.952276Jy sigma=16.275615 ! 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=0.5923 mas, bmaj=2.39 mas, bpa=-10.21 degrees ! Estimated noise=0.704562 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 = 0.0321649 Jy ! Component: 100 - total flux cleaned = 0.0426377 Jy ! Total flux subtracted in 100 components = 0.0426377 Jy ! Clean residual min=-0.004639 max=0.006734 Jy/beam ! Clean residual mean=0.000008 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 0.0426377 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0426377 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=0.063016Jy sigma=1.019402 ! Fit after self-cal, rms=0.061846Jy sigma=1.000218 ! 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=0.7971 mas, bmaj=2.531 mas, bpa=-10.66 degrees ! Estimated noise=0.311332 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 = 0.0139247 Jy ! Component: 100 - total flux cleaned = 0.0208722 Jy ! Component: 150 - total flux cleaned = 0.0249317 Jy ! Component: 200 - total flux cleaned = 0.027499 Jy ! Total flux subtracted in 200 components = 0.027499 Jy ! Clean residual min=-0.005094 max=0.009410 Jy/beam ! Clean residual mean=0.000004 rms=0.001738 Jy/beam ! Combined flux in latest and established models = 0.0701367 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0701367 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=0.058939Jy sigma=0.943114 ! Fit after self-cal, rms=0.058809Jy sigma=0.941100 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7971 x 2.531 at -10.66 degrees (North through East) ! Clean map min=-0.0048513 max=0.051406 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.97 HN 1.15 KP 0.86 ! LA 0.92 MK 1.05 NL 1.29 OV 1.13 ! PT 0.80 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.93 HN 1.22 KP 0.86 ! LA 0.95 MK 0.96 NL 1.29 OV 1.18 ! PT 0.84 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 1.06 KP 0.87 ! LA 0.94 MK 1.05 NL 1.26 OV 1.14 ! PT 0.87 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 0.98 HN 1.33 KP 0.87 ! LA 0.95 MK 0.96 NL 1.36 OV 1.10 ! PT 0.85 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.01 HN 1.12 KP 0.89 ! LA 0.93 MK 1.00 NL 1.28 OV 1.16 ! PT 0.85 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.01 HN 1.19 KP 0.87 ! LA 0.93 MK 0.92 NL 1.25 OV 1.17 ! PT 0.85 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.95 HN 1.14 KP 0.91 ! LA 0.92 MK 1.01 NL 1.27 OV 1.22 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 1.06 KP 0.83 ! LA 0.87 MK 0.98 NL 1.27 OV 1.18 ! PT 0.87 SC 1.17 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 0.96 KP 0.91 ! LA 0.94 MK 1.04 NL 1.25 OV 1.25 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.99 HN 1.00 KP 0.91 ! LA 0.91 MK 0.86 NL 1.33 OV 1.19 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HN 1.02 KP 0.84 ! LA 1.02 MK 0.84 NL 1.20 OV 1.08 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.97 KP 0.90 ! LA 0.95 MK 0.82 NL 1.05 OV 1.18 ! PT 0.84 SC 1.05 ! ! ! Fit before self-cal, rms=0.058809Jy sigma=0.941100 ! Fit after self-cal, rms=0.058525Jy sigma=0.924535 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8034 mas, bmaj=2.536 mas, bpa=-10.11 degrees ! Estimated noise=0.3064 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, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00823587 Jy ! Component: 100 - total flux cleaned = 0.0129032 Jy ! Component: 150 - total flux cleaned = 0.0159921 Jy ! Component: 200 - total flux cleaned = 0.0182976 Jy ! Total flux subtracted in 200 components = 0.0182976 Jy ! Clean residual min=-0.002536 max=0.004217 Jy/beam ! Clean residual mean=-0.000002 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.0884343 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.0884343 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=0.057361Jy sigma=0.899311 ! Fit after self-cal, rms=0.057343Jy sigma=0.895443 ! Inverting map ! Added new window around map position (22.2, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377192 Jy ! Component: 100 - total flux cleaned = 0.0043712 Jy ! Component: 150 - total flux cleaned = 0.00450132 Jy ! Component: 200 - total flux cleaned = 0.00444721 Jy ! Total flux subtracted in 200 components = 0.00444721 Jy ! Clean residual min=-0.002189 max=0.003193 Jy/beam ! Clean residual mean=-0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0928815 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 0.0928815 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=0.057046Jy sigma=0.890499 ! Fit after self-cal, rms=0.057000Jy sigma=0.889978 ! Inverting map ! Added new window around map position (-6, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248054 Jy ! Component: 100 - total flux cleaned = 0.00285342 Jy ! Component: 150 - total flux cleaned = 0.00264685 Jy ! Component: 200 - total flux cleaned = 0.00255518 Jy ! Total flux subtracted in 200 components = 0.00255518 Jy ! Clean residual min=-0.001912 max=0.002433 Jy/beam ! Clean residual mean=-0.000001 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.0954367 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.0954367 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=0.056818Jy sigma=0.887346 ! Fit after self-cal, rms=0.056813Jy sigma=0.887074 ! 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=0.056813Jy sigma=0.887074 ! Fit after self-cal, rms=0.055290Jy sigma=0.885549 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8023 mas, bmaj=2.533 mas, bpa=-10.21 degrees ! Estimated noise=0.300266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113131 Jy ! Component: 100 - total flux cleaned = 0.0015198 Jy ! Component: 150 - total flux cleaned = 0.00163008 Jy ! Component: 200 - total flux cleaned = 0.00153303 Jy ! Total flux subtracted in 200 components = 0.00153303 Jy ! Clean residual min=-0.001626 max=0.001893 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0969698 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.0969698 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=0.055229Jy sigma=0.884524 ! Fit after self-cal, rms=0.055226Jy sigma=0.884366 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 (3.2, 13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148543 Jy ! Component: 100 - total flux cleaned = 0.00206838 Jy ! Component: 150 - total flux cleaned = 0.00269593 Jy ! Component: 200 - total flux cleaned = 0.00314735 Jy ! Total flux subtracted in 200 components = 0.00314735 Jy ! Clean residual min=-0.001445 max=0.001658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.100117 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 126 components and 0.100117 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=0.055140Jy sigma=0.883054 ! Fit after self-cal, rms=0.055129Jy sigma=0.882921 ! Inverting map ! Added new window around map position (-18.6, 11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000383917 Jy ! Component: 100 - total flux cleaned = 0.000622338 Jy ! Component: 150 - total flux cleaned = 0.000652798 Jy ! Component: 200 - total flux cleaned = 0.000599957 Jy ! Total flux subtracted in 200 components = 0.000599957 Jy ! Clean residual min=-0.001238 max=0.001472 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.100717 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 144 components and 0.100717 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=0.055064Jy sigma=0.881978 ! Fit after self-cal, rms=0.055055Jy sigma=0.881857 ! Inverting map ! Added new window around map position (36.2, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000709972 Jy ! Component: 100 - total flux cleaned = 0.000980628 Jy ! Component: 150 - total flux cleaned = 0.00132198 Jy ! Component: 200 - total flux cleaned = 0.00132205 Jy ! Total flux subtracted in 200 components = 0.00132205 Jy ! Clean residual min=-0.001177 max=0.001160 Jy/beam ! Clean residual mean=-0.000000 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.102039 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 161 components and 0.102039 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=0.055009Jy sigma=0.881133 ! Fit after self-cal, rms=0.055003Jy sigma=0.881070 ! 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=0.055003Jy sigma=0.881070 ! Fit after self-cal, rms=0.054480Jy sigma=0.880938 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8002 mas, bmaj=2.533 mas, bpa=-10.21 degrees ! Estimated noise=0.298079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000134798 Jy ! Component: 100 - total flux cleaned = 0.000263816 Jy ! Component: 150 - total flux cleaned = 0.000427586 Jy ! Component: 200 - total flux cleaned = 0.000427048 Jy ! Total flux subtracted in 200 components = 0.000427048 Jy ! Clean residual min=-0.001048 max=0.001110 Jy/beam ! Clean residual mean=0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.102466 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 178 components and 0.102466 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=0.054456Jy sigma=0.880591 ! Fit after self-cal, rms=0.054453Jy sigma=0.880570 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 (8.6, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000550507 Jy ! Component: 100 - total flux cleaned = 0.000781424 Jy ! Component: 150 - total flux cleaned = 0.000918548 Jy ! Component: 200 - total flux cleaned = 0.00102389 Jy ! Total flux subtracted in 200 components = 0.00102389 Jy ! Clean residual min=-0.000963 max=0.000959 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.10349 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 205 components and 0.10349 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=0.054423Jy sigma=0.880174 ! Fit after self-cal, rms=0.054413Jy sigma=0.880130 ! Inverting map ! Added new window around map position (45.8, 50.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429349 Jy ! Component: 100 - total flux cleaned = 0.00043504 Jy ! Component: 150 - total flux cleaned = 0.000434764 Jy ! Component: 200 - total flux cleaned = 0.000557545 Jy ! Total flux subtracted in 200 components = 0.000557545 Jy ! Clean residual min=-0.000959 max=0.000855 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.104048 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 221 components and 0.104048 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=0.054385Jy sigma=0.879763 ! Fit after self-cal, rms=0.054380Jy sigma=0.879728 ! 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=0.054380Jy sigma=0.879728 ! Fit after self-cal, rms=0.054122Jy sigma=0.879685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.141 mas, bmaj=3.006 mas, bpa=-14.29 degrees ! Estimated noise=0.371269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.09264e-05 Jy ! Component: 100 - total flux cleaned = 4.93766e-05 Jy ! Component: 150 - total flux cleaned = 1.26344e-05 Jy ! Component: 200 - total flux cleaned = -5.55517e-05 Jy ! Total flux subtracted in 200 components = -5.55517e-05 Jy ! Clean residual min=-0.000825 max=0.000746 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.103992 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 246 components and 0.103992 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=0.054112Jy sigma=0.879563 ! Fit after self-cal, rms=0.054113Jy sigma=0.879549 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 = 0.000116995 Jy ! Component: 100 - total flux cleaned = 8.53685e-05 Jy ! Component: 150 - total flux cleaned = 7.02911e-05 Jy ! Component: 200 - total flux cleaned = 5.55394e-05 Jy ! Total flux subtracted in 200 components = 5.55394e-05 Jy ! Clean residual min=-0.000801 max=0.000707 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.104048 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 258 components and 0.104048 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=0.054106Jy sigma=0.879485 ! Fit after self-cal, rms=0.054105Jy sigma=0.879478 ! 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=0.7981 mas, bmaj=2.531 mas, bpa=-10.24 degrees ! Estimated noise=0.297128 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7981 x 2.531 at -10.24 degrees (North through East) ! Clean map min=-0.001606 max=0.051344 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=0.594 mas, bmaj=2.375 mas, bpa=-9.931 degrees ! Estimated noise=0.675223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313874 Jy ! Component: 100 - total flux cleaned = 0.042522 Jy ! Component: 150 - total flux cleaned = 0.0504489 Jy ! Component: 200 - total flux cleaned = 0.0567279 Jy ! Total flux subtracted in 200 components = 0.0567279 Jy ! Clean residual min=-0.003703 max=0.006354 Jy/beam ! Clean residual mean=0.000004 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.0567279 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0567279 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7981 mas, bmaj=2.531 mas, bpa=-10.24 degrees ! Estimated noise=0.297128 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 (1.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106074 Jy ! Component: 100 - total flux cleaned = 0.0173058 Jy ! Component: 150 - total flux cleaned = 0.0221597 Jy ! Component: 200 - total flux cleaned = 0.0254128 Jy ! Total flux subtracted in 200 components = 0.0254128 Jy ! Clean residual min=-0.002694 max=0.002727 Jy/beam ! Clean residual mean=0.000002 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.0821408 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 46 components and 0.0821408 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=2.141 mas, bmaj=3.006 mas, bpa=-14.29 degrees ! Estimated noise=0.371269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483735 Jy ! Component: 100 - total flux cleaned = 0.00730127 Jy ! Component: 150 - total flux cleaned = 0.00895873 Jy ! Component: 200 - total flux cleaned = 0.010057 Jy ! Total flux subtracted in 200 components = 0.010057 Jy ! Clean residual min=-0.001975 max=0.002344 Jy/beam ! Clean residual mean=0.000002 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.0921977 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 = 0.000978022 Jy ! Component: 100 - total flux cleaned = 0.00191861 Jy ! Component: 150 - total flux cleaned = 0.00245954 Jy ! Component: 200 - total flux cleaned = 0.0029438 Jy ! Total flux subtracted in 200 components = 0.0029438 Jy ! Clean residual min=-0.001445 max=0.001731 Jy/beam ! Clean residual mean=0.000001 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0951415 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 105 components and 0.0951415 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7981 mas, bmaj=2.531 mas, bpa=-10.24 degrees ! Estimated noise=0.297128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000191124 Jy ! Component: 100 - total flux cleaned = 5.72758e-05 Jy ! Component: 150 - total flux cleaned = 0.00027811 Jy ! Component: 200 - total flux cleaned = 0.000476224 Jy ! Total flux subtracted in 200 components = 0.000476224 Jy ! Clean residual min=-0.001585 max=0.001408 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0956177 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 142 components and 0.0956178 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=0.054304Jy sigma=0.882771 ! Fit after self-cal, rms=0.054268Jy sigma=0.881844 wmodel J0750+5015_X_map.mod ! Writing 142 model components to file: J0750+5015_X_map.mod wobs J0750+5015_X_uvs.fits ! Writing UV FITS file: J0750+5015_X_uvs.fits wwins J0750+5015_X_map.win ! wwins: Wrote 10 windows to J0750+5015_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102755 Jy ! Component: 100 - total flux cleaned = 0.000188304 Jy ! Component: 150 - total flux cleaned = 2.95546e-05 Jy ! Component: 200 - total flux cleaned = -0.000159553 Jy ! Component: 250 - total flux cleaned = -0.000305236 Jy ! Component: 300 - total flux cleaned = -0.000463205 Jy ! Component: 350 - total flux cleaned = -0.000480239 Jy ! Component: 400 - total flux cleaned = -0.000546163 Jy ! Component: 450 - total flux cleaned = -0.000546206 Jy ! Component: 500 - total flux cleaned = -0.00057764 Jy ! Component: 550 - total flux cleaned = -0.000623066 Jy ! Component: 600 - total flux cleaned = -0.00066693 Jy ! Component: 650 - total flux cleaned = -0.000695618 Jy ! Component: 700 - total flux cleaned = -0.000709415 Jy ! Component: 750 - total flux cleaned = -0.000695439 Jy ! Component: 800 - total flux cleaned = -0.000722602 Jy ! Component: 850 - total flux cleaned = -0.000762297 Jy ! Component: 900 - total flux cleaned = -0.000749428 Jy ! Component: 950 - total flux cleaned = -0.000813635 Jy ! Component: 1000 - total flux cleaned = -0.000876264 Jy ! Component: 1050 - total flux cleaned = -0.000950005 Jy ! Component: 1100 - total flux cleaned = -0.000962017 Jy ! Component: 1150 - total flux cleaned = -0.00103377 Jy ! Component: 1200 - total flux cleaned = -0.00106903 Jy ! Component: 1250 - total flux cleaned = -0.00111559 Jy ! Component: 1300 - total flux cleaned = -0.00117273 Jy ! Component: 1350 - total flux cleaned = -0.00120646 Jy ! Component: 1400 - total flux cleaned = -0.0012732 Jy ! Component: 1450 - total flux cleaned = -0.00131703 Jy ! Component: 1500 - total flux cleaned = -0.00136032 Jy ! Component: 1550 - total flux cleaned = -0.00140295 Jy ! Component: 1600 - total flux cleaned = -0.00143455 Jy ! Component: 1650 - total flux cleaned = -0.00145551 Jy ! Component: 1700 - total flux cleaned = -0.00147621 Jy ! Component: 1750 - total flux cleaned = -0.00150696 Jy ! Component: 1800 - total flux cleaned = -0.00150687 Jy ! Component: 1850 - total flux cleaned = -0.00151687 Jy ! Component: 1900 - total flux cleaned = -0.00151683 Jy ! Component: 1950 - total flux cleaned = -0.00150679 Jy ! Component: 2000 - total flux cleaned = -0.00150691 Jy ! Component: 2050 - total flux cleaned = -0.00152615 Jy ! Component: 2100 - total flux cleaned = -0.00150702 Jy ! Component: 2150 - total flux cleaned = -0.00150696 Jy ! Component: 2200 - total flux cleaned = -0.00147894 Jy ! Component: 2250 - total flux cleaned = -0.00146965 Jy ! Component: 2300 - total flux cleaned = -0.00146023 Jy ! Component: 2350 - total flux cleaned = -0.00143284 Jy ! Component: 2400 - total flux cleaned = -0.0013694 Jy ! Component: 2450 - total flux cleaned = -0.00132451 Jy ! Component: 2500 - total flux cleaned = -0.00131574 Jy ! Component: 2550 - total flux cleaned = -0.00127156 Jy ! Component: 2600 - total flux cleaned = -0.00124529 Jy ! Component: 2650 - total flux cleaned = -0.00121905 Jy ! Component: 2700 - total flux cleaned = -0.00118448 Jy ! Component: 2750 - total flux cleaned = -0.0011673 Jy ! Component: 2800 - total flux cleaned = -0.00110765 Jy ! Component: 2850 - total flux cleaned = -0.00105706 Jy ! Component: 2900 - total flux cleaned = -0.0010236 Jy ! Component: 2950 - total flux cleaned = -0.00099041 Jy ! Component: 3000 - total flux cleaned = -0.000957397 Jy ! Component: 3050 - total flux cleaned = -0.000900121 Jy ! Component: 3100 - total flux cleaned = -0.000892103 Jy ! Component: 3150 - total flux cleaned = -0.000851604 Jy ! Component: 3200 - total flux cleaned = -0.000835542 Jy ! Component: 3250 - total flux cleaned = -0.000795623 Jy ! Component: 3300 - total flux cleaned = -0.000771854 Jy ! Component: 3350 - total flux cleaned = -0.000748142 Jy ! Component: 3400 - total flux cleaned = -0.000709083 Jy ! Component: 3450 - total flux cleaned = -0.000685761 Jy ! Component: 3500 - total flux cleaned = -0.000662656 Jy ! Component: 3550 - total flux cleaned = -0.00065498 Jy ! Component: 3600 - total flux cleaned = -0.000624548 Jy ! Component: 3650 - total flux cleaned = -0.000647238 Jy ! Component: 3700 - total flux cleaned = -0.000594461 Jy ! Component: 3750 - total flux cleaned = -0.000601946 Jy ! Component: 3800 - total flux cleaned = -0.000579584 Jy ! Component: 3850 - total flux cleaned = -0.000542532 Jy ! Component: 3900 - total flux cleaned = -0.000527821 Jy ! Component: 3950 - total flux cleaned = -0.000520556 Jy ! Component: 4000 - total flux cleaned = -0.000498663 Jy ! Component: 4050 - total flux cleaned = -0.000476946 Jy ! Total flux subtracted in 4096 components = -0.000433704 Jy ! Clean residual min=-0.000487 max=0.000493 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0951841 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 418 components and 0.0951841 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0750+5015_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7981 x 2.531 at -10.24 degrees (North through East) ! Clean map min=-0.0011434 max=0.048907 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0750+5015_X_map.fits wmodel /vlbi/bp222/maps//J0750+5015_X_map.mod ! Writing 418 model components to file: /vlbi/bp222/maps//J0750+5015_X_map.mod wobs /vlbi/bp222/maps//J0750+5015_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0750+5015_X_uvs.fits wwins /vlbi/bp222/maps//J0750+5015_X_map.win ! wwins: Wrote 11 windows to /vlbi/bp222/maps//J0750+5015_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0489072 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120266 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.737721 0.737721 1.47544 2.95088 5.90177 11.8035 23.6071 47.2142 94.4283 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 406.657 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0750+5015_X_dfm.log closed on Mon Jan 14 16:34:46 2019