! Started logfile: /vlbi/uf001/uva//J1256+5652_X_dfm.log on Mon Jan 14 02:06:44 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/uf001/uva//J1256+5652_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1256+5652_X_uva.fits ! AN table 1: 72 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.905754 visibilities/baseline/integration-bin. ! Found source: J1256+5652 ! ! 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 121 lines of history. ! ! Reading 21912 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 J1256+5652_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020146Jy sigma=21.095755 ! Fit after self-cal, rms=0.837047Jy sigma=17.223097 ! 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=0.7166 mas, bmaj=0.8269 mas, bpa=0.8663 degrees ! Estimated noise=0.544951 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 = 0.125827 Jy ! Component: 100 - total flux cleaned = 0.176798 Jy ! Total flux subtracted in 100 components = 0.176798 Jy ! Clean residual min=-0.013985 max=0.039828 Jy/beam ! Clean residual mean=0.000044 rms=0.003115 Jy/beam ! Combined flux in latest and established models = 0.176798 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.176798 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=0.093564Jy sigma=1.847926 ! Fit after self-cal, rms=0.093294Jy sigma=1.842221 ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357065 Jy ! Component: 100 - total flux cleaned = 0.0536274 Jy ! Total flux subtracted in 100 components = 0.0536274 Jy ! Clean residual min=-0.009878 max=0.022993 Jy/beam ! Clean residual mean=0.000015 rms=0.001985 Jy/beam ! Combined flux in latest and established models = 0.230426 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.230426 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=0.077843Jy sigma=1.497900 ! Fit after self-cal, rms=0.076129Jy sigma=1.461179 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161143 Jy ! Component: 100 - total flux cleaned = 0.0186877 Jy ! Total flux subtracted in 100 components = 0.0186877 Jy ! Clean residual min=-0.007863 max=0.011129 Jy/beam ! Clean residual mean=0.000005 rms=0.001563 Jy/beam ! Combined flux in latest and established models = 0.249113 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.249113 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=0.072660Jy sigma=1.385272 ! Fit after self-cal, rms=0.072190Jy sigma=1.375406 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348529 Jy ! Component: 100 - total flux cleaned = 0.00373761 Jy ! Total flux subtracted in 100 components = 0.00373761 Jy ! Clean residual min=-0.006788 max=0.008044 Jy/beam ! Clean residual mean=0.000003 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.252851 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.252851 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=0.071161Jy sigma=1.354388 ! Fit after self-cal, rms=0.070988Jy sigma=1.350999 ! 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=0.9009 mas, bmaj=1.083 mas, bpa=4.894 degrees ! Estimated noise=0.235194 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 (8.8, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773792 Jy ! Component: 100 - total flux cleaned = 0.00911332 Jy ! Component: 150 - total flux cleaned = 0.00943228 Jy ! Component: 200 - total flux cleaned = 0.00969708 Jy ! Total flux subtracted in 200 components = 0.00969708 Jy ! Clean residual min=-0.005862 max=0.007393 Jy/beam ! Clean residual mean=0.000013 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 0.262548 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 0.262548 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=0.069914Jy sigma=1.328680 ! Fit after self-cal, rms=0.069757Jy sigma=1.325412 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9009 x 1.083 at 4.894 degrees (North through East) ! Clean map min=-0.0058154 max=0.14437 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.92 LA 0.94 MK 0.98 ! NL 1.12 OV 1.02 PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.91 LA 0.94 MK 0.99 ! NL 1.10 OV 1.00 PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.90 LA 0.95 MK 0.98 ! NL 1.12 OV 1.00 PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.90 LA 0.93 MK 0.97 ! NL 1.14 OV 1.00 PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.90 LA 0.95 MK 0.97 ! NL 1.12 OV 1.03 PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.93 LA 0.93 MK 1.00 ! NL 1.13 OV 1.02 PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.91 LA 0.97 MK 0.98 ! NL 1.12 OV 1.01 PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.93 LA 0.94 MK 1.00 ! NL 1.12 OV 1.01 PT 0.95 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.92 LA 0.96 MK 1.03 ! NL 1.16 OV 1.02 PT 0.97 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.96 LA 0.95 MK 0.99 ! NL 1.12 OV 1.02 PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.90 LA 0.96 MK 1.01 ! NL 1.14 OV 1.04 PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.94 LA 0.97 MK 1.06 ! NL 1.12 OV 1.04 PT 0.96 SC 0.95 ! ! ! Fit before self-cal, rms=0.069757Jy sigma=1.325412 ! Fit after self-cal, rms=0.066665Jy sigma=1.282001 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.897 mas, bmaj=1.079 mas, bpa=4.874 degrees ! Estimated noise=0.230959 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 = -0.00125798 Jy ! Component: 100 - total flux cleaned = -0.00136685 Jy ! Component: 150 - total flux cleaned = -0.00162793 Jy ! Component: 200 - total flux cleaned = -0.00162289 Jy ! Total flux subtracted in 200 components = -0.00162289 Jy ! Clean residual min=-0.004994 max=0.004025 Jy/beam ! Clean residual mean=-0.000005 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.260925 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.260925 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=0.066305Jy sigma=1.275262 ! Fit after self-cal, rms=0.066287Jy sigma=1.273779 ! 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=0.066287Jy sigma=1.273779 ! Fit after self-cal, rms=0.066998Jy sigma=1.256204 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.894 mas, bmaj=1.075 mas, bpa=4.366 degrees ! Estimated noise=0.229847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.94438e-05 Jy ! Component: 100 - total flux cleaned = -0.000805555 Jy ! Component: 150 - total flux cleaned = -0.00119432 Jy ! Component: 200 - total flux cleaned = -0.00148244 Jy ! Total flux subtracted in 200 components = -0.00148244 Jy ! Clean residual min=-0.003235 max=0.002952 Jy/beam ! Clean residual mean=0.000016 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.259443 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.259443 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=0.066805Jy sigma=1.252401 ! Fit after self-cal, rms=0.066806Jy sigma=1.251557 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 = 0.000250565 Jy ! Component: 100 - total flux cleaned = -0.000211222 Jy ! Component: 150 - total flux cleaned = -0.000561998 Jy ! Component: 200 - total flux cleaned = -0.000651703 Jy ! Total flux subtracted in 200 components = -0.000651703 Jy ! Clean residual min=-0.003020 max=0.002775 Jy/beam ! Clean residual mean=0.000015 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.258791 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.258791 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=0.066696Jy sigma=1.249570 ! Fit after self-cal, rms=0.066663Jy sigma=1.249028 ! 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=0.066663Jy sigma=1.249028 ! Fit after self-cal, rms=0.066878Jy sigma=1.248551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8943 mas, bmaj=1.074 mas, bpa=4.761 degrees ! Estimated noise=0.229943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000204034 Jy ! Component: 100 - total flux cleaned = -7.74523e-05 Jy ! Component: 150 - total flux cleaned = -0.000218604 Jy ! Component: 200 - total flux cleaned = -0.000351763 Jy ! Total flux subtracted in 200 components = -0.000351763 Jy ! Clean residual min=-0.002628 max=0.002550 Jy/beam ! Clean residual mean=0.000011 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.258439 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 0.258439 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=0.066782Jy sigma=1.246662 ! Fit after self-cal, rms=0.066759Jy sigma=1.246225 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 = 0.00015686 Jy ! Component: 100 - total flux cleaned = -0.000120806 Jy ! Component: 150 - total flux cleaned = -0.000242441 Jy ! Component: 200 - total flux cleaned = -0.0002811 Jy ! Total flux subtracted in 200 components = -0.0002811 Jy ! Clean residual min=-0.002520 max=0.002431 Jy/beam ! Clean residual mean=0.000011 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.258158 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.258158 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=0.066691Jy sigma=1.244901 ! Fit after self-cal, rms=0.066668Jy sigma=1.244560 ! 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=0.066668Jy sigma=1.244560 ! Fit after self-cal, rms=0.066830Jy sigma=1.244388 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.941 mas, bmaj=2.189 mas, bpa=33.06 degrees ! Estimated noise=0.319959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000355005 Jy ! Component: 100 - total flux cleaned = 0.00035721 Jy ! Component: 150 - total flux cleaned = 0.000358078 Jy ! Component: 200 - total flux cleaned = 0.000337957 Jy ! Total flux subtracted in 200 components = 0.000337957 Jy ! Clean residual min=-0.002495 max=0.002099 Jy/beam ! Clean residual mean=0.000026 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.258496 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.258496 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=0.066805Jy sigma=1.243983 ! Fit after self-cal, rms=0.066798Jy sigma=1.243884 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 = -8.2266e-05 Jy ! Component: 100 - total flux cleaned = -8.07734e-05 Jy ! Component: 150 - total flux cleaned = -9.95114e-05 Jy ! Component: 200 - total flux cleaned = -0.000130525 Jy ! Total flux subtracted in 200 components = -0.000130525 Jy ! Clean residual min=-0.002390 max=0.002054 Jy/beam ! Clean residual mean=0.000025 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.258366 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 0.258366 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=0.066781Jy sigma=1.243652 ! Fit after self-cal, rms=0.066774Jy sigma=1.243562 ! 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=0.8948 mas, bmaj=1.073 mas, bpa=4.925 degrees ! Estimated noise=0.230093 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8948 x 1.073 at 4.925 degrees (North through East) ! Clean map min=-0.0023845 max=0.14022 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=0.7116 mas, bmaj=0.8209 mas, bpa=0.8977 degrees ! Estimated noise=0.528939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129694 Jy ! Component: 100 - total flux cleaned = 0.182668 Jy ! Component: 150 - total flux cleaned = 0.210281 Jy ! Component: 200 - total flux cleaned = 0.227168 Jy ! Total flux subtracted in 200 components = 0.227168 Jy ! Clean residual min=-0.005316 max=0.009747 Jy/beam ! Clean residual mean=0.000015 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.227168 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.227168 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8948 mas, bmaj=1.073 mas, bpa=4.925 degrees ! Estimated noise=0.230093 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 = 0.0142255 Jy ! Component: 100 - total flux cleaned = 0.0217282 Jy ! Component: 150 - total flux cleaned = 0.0261144 Jy ! Component: 200 - total flux cleaned = 0.0274542 Jy ! Total flux subtracted in 200 components = 0.0274542 Jy ! Clean residual min=-0.003470 max=0.004836 Jy/beam ! Clean residual mean=0.000008 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.254622 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.254622 Jy ! Inverting map ! Added new window around map position (-1, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00303498 Jy ! Component: 100 - total flux cleaned = 0.00331793 Jy ! Component: 150 - total flux cleaned = 0.00354518 Jy ! Component: 200 - total flux cleaned = 0.00368392 Jy ! Total flux subtracted in 200 components = 0.00368392 Jy ! Clean residual min=-0.002439 max=0.002260 Jy/beam ! Clean residual mean=0.000006 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.258306 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.258306 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=1.941 mas, bmaj=2.189 mas, bpa=33.06 degrees ! Estimated noise=0.319959 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.24334e-05 Jy ! Component: 100 - total flux cleaned = 8.65908e-05 Jy ! Component: 150 - total flux cleaned = 0.000219216 Jy ! Component: 200 - total flux cleaned = 0.000328431 Jy ! Total flux subtracted in 200 components = 0.000328431 Jy ! Clean residual min=-0.002297 max=0.001878 Jy/beam ! Clean residual mean=0.000020 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.258634 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 = 3.74983e-05 Jy ! Component: 100 - total flux cleaned = 5.5532e-05 Jy ! Component: 150 - total flux cleaned = 5.57299e-05 Jy ! Component: 200 - total flux cleaned = 7.17142e-05 Jy ! Total flux subtracted in 200 components = 7.17142e-05 Jy ! Clean residual min=-0.002281 max=0.001863 Jy/beam ! Clean residual mean=0.000020 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.258706 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.258706 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8948 mas, bmaj=1.073 mas, bpa=4.925 degrees ! Estimated noise=0.230093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.03558e-05 Jy ! Component: 100 - total flux cleaned = -0.000142046 Jy ! Component: 150 - total flux cleaned = -0.000191243 Jy ! Component: 200 - total flux cleaned = -0.000236623 Jy ! Total flux subtracted in 200 components = -0.000236623 Jy ! Clean residual min=-0.002043 max=0.002090 Jy/beam ! Clean residual mean=0.000006 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.258469 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.258469 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=0.066603Jy sigma=1.240390 ! Fit after self-cal, rms=0.066493Jy sigma=1.238449 wmodel J1256+5652_X_map.mod ! Writing 74 model components to file: J1256+5652_X_map.mod wobs J1256+5652_X_uvs.fits ! Writing UV FITS file: J1256+5652_X_uvs.fits wwins J1256+5652_X_map.win ! wwins: Wrote 4 windows to J1256+5652_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 = 3.34408e-06 Jy ! Component: 100 - total flux cleaned = -6.16663e-05 Jy ! Component: 150 - total flux cleaned = -0.000124204 Jy ! Component: 200 - total flux cleaned = -0.000241807 Jy ! Component: 250 - total flux cleaned = -0.000411429 Jy ! Component: 300 - total flux cleaned = -0.000738073 Jy ! Component: 350 - total flux cleaned = -0.00105488 Jy ! Component: 400 - total flux cleaned = -0.0013113 Jy ! Component: 450 - total flux cleaned = -0.00166016 Jy ! Component: 500 - total flux cleaned = -0.00185405 Jy ! Component: 550 - total flux cleaned = -0.00209043 Jy ! Component: 600 - total flux cleaned = -0.00222867 Jy ! Component: 650 - total flux cleaned = -0.00236375 Jy ! Component: 700 - total flux cleaned = -0.00245164 Jy ! Component: 750 - total flux cleaned = -0.00258083 Jy ! Component: 800 - total flux cleaned = -0.00260163 Jy ! Component: 850 - total flux cleaned = -0.00262214 Jy ! Component: 900 - total flux cleaned = -0.00262247 Jy ! Component: 950 - total flux cleaned = -0.0026828 Jy ! Component: 1000 - total flux cleaned = -0.00270248 Jy ! Component: 1050 - total flux cleaned = -0.00270256 Jy ! Component: 1100 - total flux cleaned = -0.00277949 Jy ! Component: 1150 - total flux cleaned = -0.00287387 Jy ! Component: 1200 - total flux cleaned = -0.0029295 Jy ! Component: 1250 - total flux cleaned = -0.00294827 Jy ! Component: 1300 - total flux cleaned = -0.00296656 Jy ! Component: 1350 - total flux cleaned = -0.00309155 Jy ! Component: 1400 - total flux cleaned = -0.00314435 Jy ! Component: 1450 - total flux cleaned = -0.0032138 Jy ! Component: 1500 - total flux cleaned = -0.00328262 Jy ! Component: 1550 - total flux cleaned = -0.00329935 Jy ! Component: 1600 - total flux cleaned = -0.00333302 Jy ! Component: 1650 - total flux cleaned = -0.00341593 Jy ! Component: 1700 - total flux cleaned = -0.00346481 Jy ! Component: 1750 - total flux cleaned = -0.00346498 Jy ! Component: 1800 - total flux cleaned = -0.00348111 Jy ! Component: 1850 - total flux cleaned = -0.00349706 Jy ! Component: 1900 - total flux cleaned = -0.00355987 Jy ! Component: 1950 - total flux cleaned = -0.00354425 Jy ! Component: 2000 - total flux cleaned = -0.00354443 Jy ! Component: 2050 - total flux cleaned = -0.00354432 Jy ! Component: 2100 - total flux cleaned = -0.0034994 Jy ! Component: 2150 - total flux cleaned = -0.00351432 Jy ! Component: 2200 - total flux cleaned = -0.00347041 Jy ! Component: 2250 - total flux cleaned = -0.00349965 Jy ! Component: 2300 - total flux cleaned = -0.0034853 Jy ! Component: 2350 - total flux cleaned = -0.00347096 Jy ! Component: 2400 - total flux cleaned = -0.00344285 Jy ! Component: 2450 - total flux cleaned = -0.00344289 Jy ! Component: 2500 - total flux cleaned = -0.00341525 Jy ! Component: 2550 - total flux cleaned = -0.00348415 Jy ! Component: 2600 - total flux cleaned = -0.00340212 Jy ! Component: 2650 - total flux cleaned = -0.00342916 Jy ! Component: 2700 - total flux cleaned = -0.00342911 Jy ! Component: 2750 - total flux cleaned = -0.00340253 Jy ! Component: 2800 - total flux cleaned = -0.00338942 Jy ! Component: 2850 - total flux cleaned = -0.00342865 Jy ! Component: 2900 - total flux cleaned = -0.00342859 Jy ! Component: 2950 - total flux cleaned = -0.00341573 Jy ! Component: 3000 - total flux cleaned = -0.00337762 Jy ! Component: 3050 - total flux cleaned = -0.00344097 Jy ! Component: 3100 - total flux cleaned = -0.0034034 Jy ! Component: 3150 - total flux cleaned = -0.00341587 Jy ! Component: 3200 - total flux cleaned = -0.00340339 Jy ! Component: 3250 - total flux cleaned = -0.00342801 Jy ! Component: 3300 - total flux cleaned = -0.00346445 Jy ! Component: 3350 - total flux cleaned = -0.00340404 Jy ! Component: 3400 - total flux cleaned = -0.00346391 Jy ! Component: 3450 - total flux cleaned = -0.00347572 Jy ! Component: 3500 - total flux cleaned = -0.00349945 Jy ! Component: 3550 - total flux cleaned = -0.003558 Jy ! Component: 3600 - total flux cleaned = -0.00354632 Jy ! Component: 3650 - total flux cleaned = -0.00360415 Jy ! Component: 3700 - total flux cleaned = -0.00358125 Jy ! Component: 3750 - total flux cleaned = -0.00361542 Jy ! Component: 3800 - total flux cleaned = -0.00364935 Jy ! Component: 3850 - total flux cleaned = -0.00361565 Jy ! Component: 3900 - total flux cleaned = -0.00367142 Jy ! Component: 3950 - total flux cleaned = -0.00372688 Jy ! Component: 4000 - total flux cleaned = -0.00369391 Jy ! Component: 4050 - total flux cleaned = -0.00370482 Jy ! Total flux subtracted in 4096 components = -0.00368313 Jy ! Clean residual min=-0.000606 max=0.000627 Jy/beam ! Clean residual mean=0.000002 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.254786 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 394 components and 0.254786 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1256+5652_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8948 x 1.073 at 4.925 degrees (North through East) ! Clean map min=-0.0020672 max=0.13975 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1256+5652_X_map.fits wmodel /vlbi/uf001/uva//J1256+5652_X_map.mod ! Writing 394 model components to file: /vlbi/uf001/uva//J1256+5652_X_map.mod wobs /vlbi/uf001/uva//J1256+5652_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1256+5652_X_uvs.fits wwins /vlbi/uf001/uva//J1256+5652_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1256+5652_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.139747 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000180405 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.387281 0.387281 0.774562 1.54912 3.09825 6.1965 12.393 24.786 49.572 99.144 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.139 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 774.631 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1256+5652_X_dfm.log closed on Mon Jan 14 02:06:49 2019