! Started logfile: /vlbi/uf001/uva//J1218+1738_X_dfm.log on Mon Jan 14 01:46:31 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//J1218+1738_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1218+1738_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.85575 visibilities/baseline/integration-bin. ! Found source: J1218+1738 ! ! 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 26340 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 J1218+1738_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 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007492Jy sigma=25.733726 ! Fit after self-cal, rms=0.909009Jy sigma=23.129599 ! 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=0.7192 mas, bmaj=1.695 mas, bpa=0.452 degrees ! Estimated noise=0.330329 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 = 0.0688524 Jy ! Component: 100 - total flux cleaned = 0.0862414 Jy ! Total flux subtracted in 100 components = 0.0862414 Jy ! Clean residual min=-0.004603 max=0.013406 Jy/beam ! Clean residual mean=-0.000004 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.0862414 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0862414 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=0.062003Jy sigma=1.487589 ! Fit after self-cal, rms=0.061798Jy sigma=1.483681 ! Inverting map ! Added new window around map position (-9.4, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123182 Jy ! Component: 100 - total flux cleaned = 0.0198468 Jy ! Total flux subtracted in 100 components = 0.0198468 Jy ! Clean residual min=-0.004388 max=0.004124 Jy/beam ! Clean residual mean=-0.000003 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.106088 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.106088 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=0.058907Jy sigma=1.394841 ! Fit after self-cal, rms=0.058753Jy sigma=1.391126 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585076 Jy ! Component: 100 - total flux cleaned = 0.00987435 Jy ! Total flux subtracted in 100 components = 0.00987435 Jy ! Clean residual min=-0.004031 max=0.003663 Jy/beam ! Clean residual mean=-0.000003 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.115963 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.115963 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=0.057988Jy sigma=1.366052 ! Fit after self-cal, rms=0.057968Jy sigma=1.365452 ! 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=0.899 mas, bmaj=1.998 mas, bpa=0.1497 degrees ! Estimated noise=0.179324 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 (-0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00527835 Jy ! Component: 100 - total flux cleaned = 0.00906248 Jy ! Component: 150 - total flux cleaned = 0.0116753 Jy ! Component: 200 - total flux cleaned = 0.0134966 Jy ! Total flux subtracted in 200 components = 0.0134966 Jy ! Clean residual min=-0.003587 max=0.003338 Jy/beam ! Clean residual mean=-0.000004 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.129459 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 58 components and 0.129459 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=0.057391Jy sigma=1.345426 ! Fit after self-cal, rms=0.057380Jy sigma=1.344795 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.899 x 1.998 at 0.1497 degrees (North through East) ! Clean map min=-0.0032468 max=0.091277 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.01 KP 1.05 ! LA 0.84 MK 1.03 NL 1.02 OV 0.96 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 0.98 KP 1.08 ! LA 0.84 MK 1.04 NL 1.03 OV 0.94 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.01 KP 1.07 ! LA 0.82 MK 1.05 NL 1.05 OV 0.97 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.01 KP 1.07 ! LA 0.83 MK 1.04 NL 1.01 OV 0.98 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.02 KP 1.07 ! LA 0.84 MK 1.08 NL 1.03 OV 0.97 ! PT 1.05 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 1.00 KP 1.05 ! LA 0.84 MK 1.05 NL 1.00 OV 0.95 ! PT 1.07 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.97 KP 1.08 ! LA 0.86 MK 1.03 NL 1.04 OV 0.95 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.97 KP 1.07 ! LA 0.85 MK 1.04 NL 1.01 OV 1.00 ! PT 0.99 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 0.98 KP 1.03 ! LA 0.83 MK 1.10 NL 1.02 OV 0.98 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 1.01 KP 1.06 ! LA 0.83 MK 1.10 NL 1.05 OV 0.94 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 0.98 KP 1.03 ! LA 0.83 MK 1.01 NL 1.07 OV 0.94 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.00 KP 1.04 ! LA 0.85 MK 1.01 NL 1.00 OV 0.96 ! PT 0.97 SC 1.02 ! ! ! Fit before self-cal, rms=0.057380Jy sigma=1.344795 ! Fit after self-cal, rms=0.057095Jy sigma=1.315198 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9077 mas, bmaj=2.029 mas, bpa=0.3605 degrees ! Estimated noise=0.179353 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 = 0.000736339 Jy ! Component: 100 - total flux cleaned = 0.000697226 Jy ! Component: 150 - total flux cleaned = 0.000757061 Jy ! Component: 200 - total flux cleaned = 0.00078326 Jy ! Total flux subtracted in 200 components = 0.00078326 Jy ! Clean residual min=-0.001107 max=0.001141 Jy/beam ! Clean residual mean=-0.000002 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.130242 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.130242 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=0.057043Jy sigma=1.313999 ! Fit after self-cal, rms=0.057159Jy sigma=1.313271 ! 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=0.057159Jy sigma=1.313271 ! Fit after self-cal, rms=0.057240Jy sigma=1.309141 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9072 mas, bmaj=2.032 mas, bpa=0.3432 degrees ! Estimated noise=0.179455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.76461e-05 Jy ! Component: 100 - total flux cleaned = -9.19373e-05 Jy ! Component: 150 - total flux cleaned = -0.000153784 Jy ! Component: 200 - total flux cleaned = -0.000191114 Jy ! Total flux subtracted in 200 components = -0.000191114 Jy ! Clean residual min=-0.000975 max=0.001175 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.130051 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.130051 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=0.057220Jy sigma=1.308733 ! Fit after self-cal, rms=0.057227Jy sigma=1.308664 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 (-1.4, -16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497824 Jy ! Component: 100 - total flux cleaned = 0.000357048 Jy ! Component: 150 - total flux cleaned = 0.000315695 Jy ! Component: 200 - total flux cleaned = 0.000316169 Jy ! Total flux subtracted in 200 components = 0.000316169 Jy ! Clean residual min=-0.000956 max=0.001010 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.130367 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.130367 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=0.057204Jy sigma=1.308022 ! Fit after self-cal, rms=0.057204Jy sigma=1.307987 ! Inverting map ! Added new window around map position (-40, -29.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903494 Jy ! Component: 100 - total flux cleaned = 0.00136385 Jy ! Component: 150 - total flux cleaned = 0.00164493 Jy ! Component: 200 - total flux cleaned = 0.00183227 Jy ! Total flux subtracted in 200 components = 0.00183227 Jy ! Clean residual min=-0.000957 max=0.000849 Jy/beam ! Clean residual mean=-0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.1322 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 104 components and 0.1322 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=0.057184Jy sigma=1.307529 ! Fit after self-cal, rms=0.057184Jy sigma=1.307504 ! 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=0.057184Jy sigma=1.307504 ! Fit after self-cal, rms=0.057395Jy sigma=1.307046 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9066 mas, bmaj=2.032 mas, bpa=0.33 degrees ! Estimated noise=0.179301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000154276 Jy ! Component: 100 - total flux cleaned = 0.000318318 Jy ! Component: 150 - total flux cleaned = 0.000417637 Jy ! Component: 200 - total flux cleaned = 0.000479414 Jy ! Total flux subtracted in 200 components = 0.000479414 Jy ! Clean residual min=-0.000900 max=0.000832 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.132679 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 0.132679 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=0.057384Jy sigma=1.306806 ! Fit after self-cal, rms=0.057390Jy sigma=1.306789 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 = 0.000206105 Jy ! Component: 100 - total flux cleaned = 0.000278114 Jy ! Component: 150 - total flux cleaned = 0.000332288 Jy ! Component: 200 - total flux cleaned = 0.000358052 Jy ! Total flux subtracted in 200 components = 0.000358052 Jy ! Clean residual min=-0.000885 max=0.000838 Jy/beam ! Clean residual mean=-0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.133037 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 116 components and 0.133037 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=0.057384Jy sigma=1.306645 ! Fit after self-cal, rms=0.057385Jy sigma=1.306641 ! 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=0.057385Jy sigma=1.306641 ! Fit after self-cal, rms=0.057403Jy sigma=1.306617 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.058 mas, bmaj=2.889 mas, bpa=-3.511 degrees ! Estimated noise=0.220874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002397 Jy ! Component: 100 - total flux cleaned = 0.000154453 Jy ! Component: 150 - total flux cleaned = 0.000164733 Jy ! Component: 200 - total flux cleaned = 0.000174593 Jy ! Total flux subtracted in 200 components = 0.000174593 Jy ! Clean residual min=-0.000868 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.133212 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 122 components and 0.133212 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=0.057400Jy sigma=1.306531 ! Fit after self-cal, rms=0.057397Jy sigma=1.306517 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 = 5.36569e-05 Jy ! Component: 100 - total flux cleaned = 8.16501e-05 Jy ! Component: 150 - total flux cleaned = 9.83297e-05 Jy ! Component: 200 - total flux cleaned = 0.000122074 Jy ! Total flux subtracted in 200 components = 0.000122074 Jy ! Clean residual min=-0.000860 max=0.000997 Jy/beam ! Clean residual mean=-0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.133334 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 130 components and 0.133334 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=0.057397Jy sigma=1.306500 ! Fit after self-cal, rms=0.057396Jy sigma=1.306496 ! 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=0.9061 mas, bmaj=2.032 mas, bpa=0.313 degrees ! Estimated noise=0.179215 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9061 x 2.032 at 0.313 degrees (North through East) ! Clean map min=-0.00082466 max=0.090899 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=0.7233 mas, bmaj=1.716 mas, bpa=0.6692 degrees ! Estimated noise=0.334352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.069452 Jy ! Component: 100 - total flux cleaned = 0.0891046 Jy ! Component: 150 - total flux cleaned = 0.100126 Jy ! Component: 200 - total flux cleaned = 0.107382 Jy ! Total flux subtracted in 200 components = 0.107382 Jy ! Clean residual min=-0.002528 max=0.003938 Jy/beam ! Clean residual mean=-0.000002 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.107382 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 0.107382 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9061 mas, bmaj=2.032 mas, bpa=0.313 degrees ! Estimated noise=0.179215 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 = 0.00637869 Jy ! Component: 100 - total flux cleaned = 0.0104323 Jy ! Component: 150 - total flux cleaned = 0.0132832 Jy ! Component: 200 - total flux cleaned = 0.0154591 Jy ! Total flux subtracted in 200 components = 0.0154591 Jy ! Clean residual min=-0.001217 max=0.001339 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.122841 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 0.122841 Jy ! Inverting map ! Added new window around map position (-1.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169202 Jy ! Component: 100 - total flux cleaned = 0.00286013 Jy ! Component: 150 - total flux cleaned = 0.0039174 Jy ! Component: 200 - total flux cleaned = 0.00484505 Jy ! Total flux subtracted in 200 components = 0.00484505 Jy ! Clean residual min=-0.001064 max=0.001017 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.127686 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 64 components and 0.127686 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=2.058 mas, bmaj=2.889 mas, bpa=-3.511 degrees ! Estimated noise=0.220874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143213 Jy ! Component: 100 - total flux cleaned = 0.00240665 Jy ! Component: 150 - total flux cleaned = 0.00312769 Jy ! Component: 200 - total flux cleaned = 0.00350457 Jy ! Total flux subtracted in 200 components = 0.00350457 Jy ! Clean residual min=-0.001001 max=0.001118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.13119 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) ! Added new window around map position (-31.6, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000843854 Jy ! Component: 100 - total flux cleaned = 0.00111084 Jy ! Component: 150 - total flux cleaned = 0.00125812 Jy ! Component: 200 - total flux cleaned = 0.00131388 Jy ! Total flux subtracted in 200 components = 0.00131388 Jy ! Clean residual min=-0.000936 max=0.001109 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.132504 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 124 components and 0.132504 Jy ! Inverting map ! Added new window around map position (20.2, -41.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000985536 Jy ! Component: 100 - total flux cleaned = 0.00150184 Jy ! Component: 150 - total flux cleaned = 0.00193447 Jy ! Component: 200 - total flux cleaned = 0.00233101 Jy ! Total flux subtracted in 200 components = 0.00233101 Jy ! Clean residual min=-0.000952 max=0.000714 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.134835 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 148 components and 0.134835 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9061 mas, bmaj=2.032 mas, bpa=0.313 degrees ! Estimated noise=0.179215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.56969e-05 Jy ! Component: 100 - total flux cleaned = 4.94149e-05 Jy ! Component: 150 - total flux cleaned = 0.000179476 Jy ! Component: 200 - total flux cleaned = 0.000179167 Jy ! Total flux subtracted in 200 components = 0.000179167 Jy ! Clean residual min=-0.000997 max=0.000826 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.135015 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 178 components and 0.135014 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=0.057409Jy sigma=1.306754 ! Fit after self-cal, rms=0.057394Jy sigma=1.306571 wmodel J1218+1738_X_map.mod ! Writing 178 model components to file: J1218+1738_X_map.mod wobs J1218+1738_X_uvs.fits ! Writing UV FITS file: J1218+1738_X_uvs.fits wwins J1218+1738_X_map.win ! wwins: Wrote 8 windows to J1218+1738_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 = -0.000180334 Jy ! Component: 100 - total flux cleaned = -0.000138467 Jy ! Component: 150 - total flux cleaned = -0.000111164 Jy ! Component: 200 - total flux cleaned = -9.8307e-05 Jy ! Component: 250 - total flux cleaned = -9.86719e-05 Jy ! Component: 300 - total flux cleaned = -3.60307e-05 Jy ! Component: 350 - total flux cleaned = -1.1618e-05 Jy ! Component: 400 - total flux cleaned = -2.37103e-05 Jy ! Component: 450 - total flux cleaned = -1.16558e-05 Jy ! Component: 500 - total flux cleaned = -4.69824e-05 Jy ! Component: 550 - total flux cleaned = -0.000104516 Jy ! Component: 600 - total flux cleaned = -7.0106e-05 Jy ! Component: 650 - total flux cleaned = -8.13627e-05 Jy ! Component: 700 - total flux cleaned = -7.04349e-05 Jy ! Component: 750 - total flux cleaned = -7.054e-05 Jy ! Component: 800 - total flux cleaned = -0.000113998 Jy ! Component: 850 - total flux cleaned = -0.000103128 Jy ! Component: 900 - total flux cleaned = -8.19473e-05 Jy ! Component: 950 - total flux cleaned = -0.000124156 Jy ! Component: 1000 - total flux cleaned = -0.000103178 Jy ! Component: 1050 - total flux cleaned = -0.000123782 Jy ! Component: 1100 - total flux cleaned = -0.000123745 Jy ! Component: 1150 - total flux cleaned = -0.000133915 Jy ! Component: 1200 - total flux cleaned = -0.000184336 Jy ! Component: 1250 - total flux cleaned = -0.000244211 Jy ! Component: 1300 - total flux cleaned = -0.000244108 Jy ! Component: 1350 - total flux cleaned = -0.000224578 Jy ! Component: 1400 - total flux cleaned = -0.000292962 Jy ! Component: 1450 - total flux cleaned = -0.00034139 Jy ! Component: 1500 - total flux cleaned = -0.000370254 Jy ! Component: 1550 - total flux cleaned = -0.000399023 Jy ! Component: 1600 - total flux cleaned = -0.000446345 Jy ! Component: 1650 - total flux cleaned = -0.00046513 Jy ! Component: 1700 - total flux cleaned = -0.000521124 Jy ! Component: 1750 - total flux cleaned = -0.000548947 Jy ! Component: 1800 - total flux cleaned = -0.000622561 Jy ! Component: 1850 - total flux cleaned = -0.000677323 Jy ! Component: 1900 - total flux cleaned = -0.000677226 Jy ! Component: 1950 - total flux cleaned = -0.000704284 Jy ! Component: 2000 - total flux cleaned = -0.000740172 Jy ! Component: 2050 - total flux cleaned = -0.000811373 Jy ! Component: 2100 - total flux cleaned = -0.000837987 Jy ! Component: 2150 - total flux cleaned = -0.000837933 Jy ! Component: 2200 - total flux cleaned = -0.000899132 Jy ! Component: 2250 - total flux cleaned = -0.000933877 Jy ! Component: 2300 - total flux cleaned = -0.000951085 Jy ! Component: 2350 - total flux cleaned = -0.000993984 Jy ! Component: 2400 - total flux cleaned = -0.00103657 Jy ! Component: 2450 - total flux cleaned = -0.00107884 Jy ! Component: 2500 - total flux cleaned = -0.00111251 Jy ! Component: 2550 - total flux cleaned = -0.00116272 Jy ! Component: 2600 - total flux cleaned = -0.00120427 Jy ! Component: 2650 - total flux cleaned = -0.00122911 Jy ! Component: 2700 - total flux cleaned = -0.00124547 Jy ! Component: 2750 - total flux cleaned = -0.00123737 Jy ! Component: 2800 - total flux cleaned = -0.00129437 Jy ! Component: 2850 - total flux cleaned = -0.00134291 Jy ! Component: 2900 - total flux cleaned = -0.00135083 Jy ! Component: 2950 - total flux cleaned = -0.00139084 Jy ! Component: 3000 - total flux cleaned = -0.00139871 Jy ! Component: 3050 - total flux cleaned = -0.00146204 Jy ! Component: 3100 - total flux cleaned = -0.00148554 Jy ! Component: 3150 - total flux cleaned = -0.00149339 Jy ! Component: 3200 - total flux cleaned = -0.00153231 Jy ! Component: 3250 - total flux cleaned = -0.00155558 Jy ! Component: 3300 - total flux cleaned = -0.00160179 Jy ! Component: 3350 - total flux cleaned = -0.00165541 Jy ! Component: 3400 - total flux cleaned = -0.00170879 Jy ! Component: 3450 - total flux cleaned = -0.00172392 Jy ! Component: 3500 - total flux cleaned = -0.00176164 Jy ! Component: 3550 - total flux cleaned = -0.00179165 Jy ! Component: 3600 - total flux cleaned = -0.00182908 Jy ! Component: 3650 - total flux cleaned = -0.00185135 Jy ! Component: 3700 - total flux cleaned = -0.00188098 Jy ! Component: 3750 - total flux cleaned = -0.00193992 Jy ! Component: 3800 - total flux cleaned = -0.0019546 Jy ! Component: 3850 - total flux cleaned = -0.00198382 Jy ! Component: 3900 - total flux cleaned = -0.00202736 Jy ! Component: 3950 - total flux cleaned = -0.00205633 Jy ! Component: 4000 - total flux cleaned = -0.00210669 Jy ! Component: 4050 - total flux cleaned = -0.00213539 Jy ! Total flux subtracted in 4096 components = -0.00216389 Jy ! Clean residual min=-0.000449 max=0.000470 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.132851 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 489 components and 0.132851 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1218+1738_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9061 x 2.032 at 0.313 degrees (North through East) ! Clean map min=-0.00074824 max=0.091428 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1218+1738_X_map.fits wmodel /vlbi/uf001/uva//J1218+1738_X_map.mod ! Writing 489 model components to file: /vlbi/uf001/uva//J1218+1738_X_map.mod wobs /vlbi/uf001/uva//J1218+1738_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1218+1738_X_uvs.fits wwins /vlbi/uf001/uva//J1218+1738_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1218+1738_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0914279 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122144 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.400788 0.400788 0.801576 1.60315 3.2063 6.41261 12.8252 25.6504 51.3009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 748.525 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1218+1738_X_dfm.log closed on Mon Jan 14 01:46:37 2019