! Started logfile: /vlbi/bp222/maps//J1227+4932_X_dfm.log on Mon Jan 14 16:48:55 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//J1227+4932_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1227+4932_X_uva.fits ! AN table 1: 115 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962077 visibilities/baseline/integration-bin. ! Found source: J1227+4932 ! ! 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 47796 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 J1227+4932_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006588Jy sigma=15.099573 ! Fit after self-cal, rms=0.890370Jy sigma=13.331046 ! 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=0.6117 mas, bmaj=1.529 mas, bpa=8.939 degrees ! Estimated noise=0.474147 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 = 0.0800342 Jy ! Component: 100 - total flux cleaned = 0.102495 Jy ! Total flux subtracted in 100 components = 0.102495 Jy ! Clean residual min=-0.003585 max=0.009717 Jy/beam ! Clean residual mean=0.000007 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.102495 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.102495 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=0.065424Jy sigma=0.926261 ! Fit after self-cal, rms=0.065382Jy sigma=0.925589 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010638 Jy ! Component: 100 - total flux cleaned = 0.0169341 Jy ! Total flux subtracted in 100 components = 0.0169341 Jy ! Clean residual min=-0.002631 max=0.004609 Jy/beam ! Clean residual mean=0.000004 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.119429 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.119429 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=0.062777Jy sigma=0.879410 ! Fit after self-cal, rms=0.062776Jy sigma=0.879205 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482232 Jy ! Component: 100 - total flux cleaned = 0.00823066 Jy ! Total flux subtracted in 100 components = 0.00823066 Jy ! Clean residual min=-0.002457 max=0.003999 Jy/beam ! Clean residual mean=0.000003 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.12766 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.12766 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=0.062146Jy sigma=0.867633 ! Fit after self-cal, rms=0.062133Jy sigma=0.867325 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344926 Jy ! Component: 100 - total flux cleaned = 0.0059216 Jy ! Total flux subtracted in 100 components = 0.0059216 Jy ! Clean residual min=-0.002232 max=0.002753 Jy/beam ! Clean residual mean=0.000002 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.133581 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.133581 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=0.061819Jy sigma=0.861458 ! Fit after self-cal, rms=0.061818Jy sigma=0.861396 ! 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=0.7954 mas, bmaj=1.797 mas, bpa=9.333 degrees ! Estimated noise=0.225506 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423744 Jy ! Component: 100 - total flux cleaned = 0.0073888 Jy ! Component: 150 - total flux cleaned = 0.0098431 Jy ! Component: 200 - total flux cleaned = 0.0117954 Jy ! Total flux subtracted in 200 components = 0.0117954 Jy ! Clean residual min=-0.001551 max=0.001552 Jy/beam ! Clean residual mean=0.000002 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.145377 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 58 components and 0.145377 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=0.061442Jy sigma=0.854323 ! Fit after self-cal, rms=0.061441Jy sigma=0.854145 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7954 x 1.797 at 9.333 degrees (North through East) ! Clean map min=-0.0014026 max=0.10916 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.95 KP 1.00 ! LA 0.97 MK 1.03 NL 1.04 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.98 KP 1.00 ! LA 0.96 MK 1.02 NL 1.04 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 1.00 ! LA 0.98 MK 1.06 NL 1.04 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.97 KP 1.01 ! LA 0.96 MK 1.03 NL 1.04 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 KP 1.04 ! LA 0.97 MK 1.05 NL 1.04 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.99 KP 1.02 ! LA 0.97 MK 1.03 NL 1.05 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.98 KP 1.04 ! LA 0.98 MK 1.04 NL 1.05 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 KP 1.00 ! LA 0.96 MK 1.05 NL 1.04 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.98 KP 1.03 ! LA 0.97 MK 1.04 NL 1.06 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.01 KP 1.01 ! LA 0.98 MK 1.03 NL 1.06 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.03 ! LA 0.98 MK 1.04 NL 1.03 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.97 KP 1.05 ! LA 0.95 MK 0.96 NL 1.06 PT 0.95 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.061441Jy sigma=0.854145 ! Fit after self-cal, rms=0.061262Jy sigma=0.850213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8023 mas, bmaj=1.807 mas, bpa=9.292 degrees ! Estimated noise=0.225654 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 = -0.000777283 Jy ! Component: 100 - total flux cleaned = -0.000905542 Jy ! Component: 150 - total flux cleaned = -0.000958138 Jy ! Component: 200 - total flux cleaned = -0.000958444 Jy ! Total flux subtracted in 200 components = -0.000958444 Jy ! Clean residual min=-0.001003 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.144418 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.144418 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=0.061231Jy sigma=0.849791 ! Fit after self-cal, rms=0.061256Jy sigma=0.849720 ! 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=0.061256Jy sigma=0.849720 ! Fit after self-cal, rms=0.061308Jy sigma=0.848378 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8027 mas, bmaj=1.807 mas, bpa=9.179 degrees ! Estimated noise=0.22584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000495133 Jy ! Component: 100 - total flux cleaned = -0.000609828 Jy ! Component: 150 - total flux cleaned = -0.000705944 Jy ! Component: 200 - total flux cleaned = -0.000739261 Jy ! Total flux subtracted in 200 components = -0.000739261 Jy ! Clean residual min=-0.000930 max=0.000912 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.143679 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.143679 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=0.061292Jy sigma=0.848165 ! Fit after self-cal, rms=0.061296Jy sigma=0.848140 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 (-9, 28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00072859 Jy ! Component: 100 - total flux cleaned = 0.000898916 Jy ! Component: 150 - total flux cleaned = 0.00104458 Jy ! Component: 200 - total flux cleaned = 0.00112376 Jy ! Total flux subtracted in 200 components = 0.00112376 Jy ! Clean residual min=-0.000885 max=0.000840 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.144803 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.144803 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=0.061280Jy sigma=0.847896 ! Fit after self-cal, rms=0.061279Jy sigma=0.847881 ! 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=0.061279Jy sigma=0.847881 ! Fit after self-cal, rms=0.061432Jy sigma=0.846398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8028 mas, bmaj=1.807 mas, bpa=9.103 degrees ! Estimated noise=0.225967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000306401 Jy ! Component: 100 - total flux cleaned = -0.000324254 Jy ! Component: 150 - total flux cleaned = -0.000341245 Jy ! Component: 200 - total flux cleaned = -0.00035621 Jy ! Total flux subtracted in 200 components = -0.00035621 Jy ! Clean residual min=-0.000899 max=0.000799 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.144446 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 102 components and 0.144446 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=0.061422Jy sigma=0.846264 ! Fit after self-cal, rms=0.061433Jy sigma=0.846235 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 = 5.42147e-05 Jy ! Component: 100 - total flux cleaned = 5.47601e-05 Jy ! Component: 150 - total flux cleaned = 6.76069e-05 Jy ! Component: 200 - total flux cleaned = 5.58762e-05 Jy ! Total flux subtracted in 200 components = 5.58762e-05 Jy ! Clean residual min=-0.000895 max=0.000792 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.144502 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.144502 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=0.061428Jy sigma=0.846169 ! Fit after self-cal, rms=0.061427Jy sigma=0.846165 ! 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=0.061427Jy sigma=0.846165 ! Fit after self-cal, rms=0.061408Jy sigma=0.846130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.044 mas, bmaj=2.543 mas, bpa=6.412 degrees ! Estimated noise=0.301051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000337773 Jy ! Component: 100 - total flux cleaned = -0.000369484 Jy ! Component: 150 - total flux cleaned = -0.000394479 Jy ! Component: 200 - total flux cleaned = -0.00040439 Jy ! Total flux subtracted in 200 components = -0.00040439 Jy ! Clean residual min=-0.001108 max=0.000784 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.144098 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 125 components and 0.144098 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=0.061404Jy sigma=0.846072 ! Fit after self-cal, rms=0.061403Jy sigma=0.846060 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 = 3.60817e-05 Jy ! Component: 100 - total flux cleaned = 3.64188e-05 Jy ! Component: 150 - total flux cleaned = 1.2241e-05 Jy ! Component: 200 - total flux cleaned = -9.40533e-06 Jy ! Total flux subtracted in 200 components = -9.40533e-06 Jy ! Clean residual min=-0.001109 max=0.000789 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.144089 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 0.144089 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=0.061402Jy sigma=0.846055 ! Fit after self-cal, rms=0.061401Jy sigma=0.846048 ! 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=0.8028 mas, bmaj=1.806 mas, bpa=9.09 degrees ! Estimated noise=0.225971 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8028 x 1.806 at 9.09 degrees (North through East) ! Clean map min=-0.00084661 max=0.10959 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=0.6157 mas, bmaj=1.532 mas, bpa=8.747 degrees ! Estimated noise=0.480014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0807044 Jy ! Component: 100 - total flux cleaned = 0.103365 Jy ! Component: 150 - total flux cleaned = 0.114027 Jy ! Component: 200 - total flux cleaned = 0.120374 Jy ! Total flux subtracted in 200 components = 0.120374 Jy ! Clean residual min=-0.002239 max=0.003323 Jy/beam ! Clean residual mean=0.000003 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.120374 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.120374 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8028 mas, bmaj=1.806 mas, bpa=9.09 degrees ! Estimated noise=0.225971 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 = 0.00628278 Jy ! Component: 100 - total flux cleaned = 0.0103014 Jy ! Component: 150 - total flux cleaned = 0.0132235 Jy ! Component: 200 - total flux cleaned = 0.0154112 Jy ! Total flux subtracted in 200 components = 0.0154112 Jy ! Clean residual min=-0.001184 max=0.001378 Jy/beam ! Clean residual mean=0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.135785 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 45 components and 0.135785 Jy ! Inverting map ! Added new window around map position (-2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169914 Jy ! Component: 100 - total flux cleaned = 0.00302076 Jy ! Component: 150 - total flux cleaned = 0.00408938 Jy ! Component: 200 - total flux cleaned = 0.00497724 Jy ! Total flux subtracted in 200 components = 0.00497724 Jy ! Clean residual min=-0.001020 max=0.000826 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.140763 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 64 components and 0.140763 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=2.044 mas, bmaj=2.543 mas, bpa=6.412 degrees ! Estimated noise=0.301051 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122972 Jy ! Component: 100 - total flux cleaned = 0.00191778 Jy ! Component: 150 - total flux cleaned = 0.00233169 Jy ! Component: 200 - total flux cleaned = 0.00245222 Jy ! Total flux subtracted in 200 components = 0.00245222 Jy ! Clean residual min=-0.001167 max=0.000857 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.143215 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 = 5.41568e-05 Jy ! Component: 100 - total flux cleaned = 0.000103379 Jy ! Component: 150 - total flux cleaned = 0.000137436 Jy ! Component: 200 - total flux cleaned = 0.000169162 Jy ! Total flux subtracted in 200 components = 0.000169162 Jy ! Clean residual min=-0.001149 max=0.000828 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.143384 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 113 components and 0.143384 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8028 mas, bmaj=1.806 mas, bpa=9.09 degrees ! Estimated noise=0.225971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.53315e-05 Jy ! Component: 100 - total flux cleaned = -7.44121e-05 Jy ! Component: 150 - total flux cleaned = -5.39806e-05 Jy ! Component: 200 - total flux cleaned = 2.45155e-05 Jy ! Total flux subtracted in 200 components = 2.45155e-05 Jy ! Clean residual min=-0.000936 max=0.000789 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.143409 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.143409 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=0.061426Jy sigma=0.846335 ! Fit after self-cal, rms=0.061420Jy sigma=0.846308 wmodel J1227+4932_X_map.mod ! Writing 125 model components to file: J1227+4932_X_map.mod wobs J1227+4932_X_uvs.fits ! Writing UV FITS file: J1227+4932_X_uvs.fits wwins J1227+4932_X_map.win ! wwins: Wrote 6 windows to J1227+4932_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 = -0.000341029 Jy ! Component: 100 - total flux cleaned = -0.000619071 Jy ! Component: 150 - total flux cleaned = -0.000853094 Jy ! Component: 200 - total flux cleaned = -0.00105029 Jy ! Component: 250 - total flux cleaned = -0.0011395 Jy ! Component: 300 - total flux cleaned = -0.00113932 Jy ! Component: 350 - total flux cleaned = -0.00117591 Jy ! Component: 400 - total flux cleaned = -0.00119969 Jy ! Component: 450 - total flux cleaned = -0.00119963 Jy ! Component: 500 - total flux cleaned = -0.00122286 Jy ! Component: 550 - total flux cleaned = -0.00123421 Jy ! Component: 600 - total flux cleaned = -0.00123405 Jy ! Component: 650 - total flux cleaned = -0.00120064 Jy ! Component: 700 - total flux cleaned = -0.00123386 Jy ! Component: 750 - total flux cleaned = -0.00121202 Jy ! Component: 800 - total flux cleaned = -0.00120126 Jy ! Component: 850 - total flux cleaned = -0.00121207 Jy ! Component: 900 - total flux cleaned = -0.00115884 Jy ! Component: 950 - total flux cleaned = -0.00114843 Jy ! Component: 1000 - total flux cleaned = -0.0011797 Jy ! Component: 1050 - total flux cleaned = -0.00113822 Jy ! Component: 1100 - total flux cleaned = -0.00114842 Jy ! Component: 1150 - total flux cleaned = -0.00111773 Jy ! Component: 1200 - total flux cleaned = -0.00113792 Jy ! Component: 1250 - total flux cleaned = -0.00106765 Jy ! Component: 1300 - total flux cleaned = -0.00104791 Jy ! Component: 1350 - total flux cleaned = -0.00103814 Jy ! Component: 1400 - total flux cleaned = -0.000959769 Jy ! Component: 1450 - total flux cleaned = -0.000920816 Jy ! Component: 1500 - total flux cleaned = -0.000911258 Jy ! Component: 1550 - total flux cleaned = -0.000911189 Jy ! Component: 1600 - total flux cleaned = -0.000901707 Jy ! Component: 1650 - total flux cleaned = -0.00082581 Jy ! Component: 1700 - total flux cleaned = -0.000844647 Jy ! Component: 1750 - total flux cleaned = -0.00080723 Jy ! Component: 1800 - total flux cleaned = -0.000779255 Jy ! Component: 1850 - total flux cleaned = -0.000779307 Jy ! Component: 1900 - total flux cleaned = -0.000751796 Jy ! Component: 1950 - total flux cleaned = -0.00072438 Jy ! Component: 2000 - total flux cleaned = -0.000715368 Jy ! Component: 2050 - total flux cleaned = -0.00066121 Jy ! Component: 2100 - total flux cleaned = -0.00067905 Jy ! Component: 2150 - total flux cleaned = -0.000670132 Jy ! Component: 2200 - total flux cleaned = -0.000661267 Jy ! Component: 2250 - total flux cleaned = -0.000608267 Jy ! Component: 2300 - total flux cleaned = -0.000581911 Jy ! Component: 2350 - total flux cleaned = -0.000599377 Jy ! Component: 2400 - total flux cleaned = -0.000590722 Jy ! Component: 2450 - total flux cleaned = -0.000599339 Jy ! Component: 2500 - total flux cleaned = -0.000547816 Jy ! Component: 2550 - total flux cleaned = -0.000530778 Jy ! Component: 2600 - total flux cleaned = -0.000496749 Jy ! Component: 2650 - total flux cleaned = -0.000513664 Jy ! Component: 2700 - total flux cleaned = -0.000480052 Jy ! Component: 2750 - total flux cleaned = -0.000421387 Jy ! Component: 2800 - total flux cleaned = -0.000446376 Jy ! Component: 2850 - total flux cleaned = -0.0004131 Jy ! Component: 2900 - total flux cleaned = -0.00037187 Jy ! Component: 2950 - total flux cleaned = -0.000355383 Jy ! Component: 3000 - total flux cleaned = -0.000347187 Jy ! Component: 3050 - total flux cleaned = -0.000290094 Jy ! Component: 3100 - total flux cleaned = -0.000282015 Jy ! Component: 3150 - total flux cleaned = -0.00025787 Jy ! Component: 3200 - total flux cleaned = -0.000233737 Jy ! Component: 3250 - total flux cleaned = -0.000233777 Jy ! Component: 3300 - total flux cleaned = -0.000241713 Jy ! Component: 3350 - total flux cleaned = -0.000202022 Jy ! Component: 3400 - total flux cleaned = -0.000186197 Jy ! Component: 3450 - total flux cleaned = -0.000201975 Jy ! Component: 3500 - total flux cleaned = -0.000170555 Jy ! Component: 3550 - total flux cleaned = -0.000115909 Jy ! Component: 3600 - total flux cleaned = -0.00014705 Jy ! Component: 3650 - total flux cleaned = -0.000123797 Jy ! Component: 3700 - total flux cleaned = -0.000108359 Jy ! Component: 3750 - total flux cleaned = -4.68732e-05 Jy ! Component: 3800 - total flux cleaned = -4.6794e-05 Jy ! Component: 3850 - total flux cleaned = -3.16068e-05 Jy ! Component: 3900 - total flux cleaned = 2.91233e-05 Jy ! Component: 3950 - total flux cleaned = 2.91627e-05 Jy ! Component: 4000 - total flux cleaned = 5.92505e-05 Jy ! Component: 4050 - total flux cleaned = 4.42382e-05 Jy ! Total flux subtracted in 4096 components = 7.41227e-05 Jy ! Clean residual min=-0.000473 max=0.000454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.143483 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 454 components and 0.143483 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1227+4932_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8028 x 1.806 at 9.09 degrees (North through East) ! Clean map min=-0.00077252 max=0.10984 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1227+4932_X_map.fits wmodel /vlbi/bp222/maps//J1227+4932_X_map.mod ! Writing 454 model components to file: /vlbi/bp222/maps//J1227+4932_X_map.mod wobs /vlbi/bp222/maps//J1227+4932_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1227+4932_X_uvs.fits wwins /vlbi/bp222/maps//J1227+4932_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J1227+4932_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109843 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129243 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.352986 0.352986 0.705973 1.41195 2.82389 5.64778 11.2956 22.5911 45.1823 90.3645 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 849.891 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1227+4932_X_dfm.log closed on Mon Jan 14 16:49:02 2019