! Started logfile: /vlbi/bp222/maps//J0234+0446_X_dfm.log on Thu Sep 27 10:42:01 2018 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//J0234+0446_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0234+0446_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.978261 visibilities/baseline/integration-bin. ! Found source: J0234+0446 ! ! 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 7560 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 J0234+0446_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004843Jy sigma=13.389267 ! Fit after self-cal, rms=0.925398Jy sigma=12.227768 ! 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=0.8638 mas, bmaj=3.118 mas, bpa=-17.06 degrees ! Estimated noise=0.997662 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 = 0.0595817 Jy ! Component: 100 - total flux cleaned = 0.0742342 Jy ! Total flux subtracted in 100 components = 0.0742342 Jy ! Clean residual min=-0.009219 max=0.020727 Jy/beam ! Clean residual mean=-0.000013 rms=0.003029 Jy/beam ! Combined flux in latest and established models = 0.0742342 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0742342 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=0.081772Jy sigma=0.977343 ! Fit after self-cal, rms=0.080972Jy sigma=0.970729 ! Inverting map ! Added new window around map position (-2.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164029 Jy ! Component: 100 - total flux cleaned = 0.0231514 Jy ! Total flux subtracted in 100 components = 0.0231514 Jy ! Clean residual min=-0.006917 max=0.011117 Jy/beam ! Clean residual mean=-0.000005 rms=0.001997 Jy/beam ! Combined flux in latest and established models = 0.0973856 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.0973856 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=0.077530Jy sigma=0.921352 ! Fit after self-cal, rms=0.076969Jy sigma=0.909230 ! 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=1.066 mas, bmaj=3.264 mas, bpa=-15.82 degrees ! Estimated noise=0.631815 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 = 0.00955121 Jy ! Component: 100 - total flux cleaned = 0.0143141 Jy ! Component: 150 - total flux cleaned = 0.0162678 Jy ! Component: 200 - total flux cleaned = 0.0175352 Jy ! Total flux subtracted in 200 components = 0.0175352 Jy ! Clean residual min=-0.003451 max=0.006651 Jy/beam ! Clean residual mean=-0.000004 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 0.114921 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 47 components and 0.114921 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=0.075681Jy sigma=0.889761 ! Fit after self-cal, rms=0.075472Jy sigma=0.885979 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.066 x 3.264 at -15.82 degrees (North through East) ! Clean map min=-0.0037392 max=0.071495 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.93 LA 0.96 ! MK 1.15 NL 1.41 OV 0.97 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.03 LA 0.92 ! MK 1.02 NL 1.33 OV 0.96 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.98 LA 0.92 ! MK 1.08 NL 1.44 OV 1.04 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.02 LA 0.99 ! MK 1.12 NL 1.39 OV 0.98 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 HN 1.06 LA 1.05 ! MK 1.14 NL 1.53 OV 0.98 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.01 LA 0.99 ! MK 1.20 NL 1.22 OV 1.00 PT 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.02 LA 0.96 ! MK 1.28 NL 1.35 OV 0.97 PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.03 LA 1.01 ! MK 1.10 NL 1.13 OV 1.04 PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.00 LA 1.01 ! MK 0.98 NL 1.17 OV 1.00 PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.99 LA 1.05 ! MK 1.01 NL 1.15 OV 1.02 PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.93 HN 1.19 LA 1.03 ! MK 1.04 NL 1.23 OV 0.99 PT 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 LA 1.08 ! MK 0.81 NL 1.23 OV 0.99 PT 0.95 ! ! ! Fit before self-cal, rms=0.075472Jy sigma=0.885979 ! Fit after self-cal, rms=0.084110Jy sigma=0.878588 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.086 mas, bmaj=3.211 mas, bpa=-15.59 degrees ! Estimated noise=0.65442 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 = 0.00400469 Jy ! Component: 100 - total flux cleaned = 0.00431282 Jy ! Component: 150 - total flux cleaned = 0.00439781 Jy ! Component: 200 - total flux cleaned = 0.00452861 Jy ! Total flux subtracted in 200 components = 0.00452861 Jy ! Clean residual min=-0.002033 max=0.003013 Jy/beam ! Clean residual mean=-0.000001 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.119449 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 68 components and 0.119449 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=0.083800Jy sigma=0.874923 ! Fit after self-cal, rms=0.083850Jy sigma=0.874032 ! 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=0.083850Jy sigma=0.874032 ! Fit after self-cal, rms=0.083618Jy sigma=0.873675 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.093 mas, bmaj=3.194 mas, bpa=-15.62 degrees ! Estimated noise=0.652252 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165917 Jy ! Component: 100 - total flux cleaned = 0.00208813 Jy ! Component: 150 - total flux cleaned = 0.00241329 Jy ! Component: 200 - total flux cleaned = 0.00250348 Jy ! Total flux subtracted in 200 components = 0.00250348 Jy ! Clean residual min=-0.002295 max=0.002441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.121953 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.121953 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=0.083455Jy sigma=0.872321 ! Fit after self-cal, rms=0.083428Jy sigma=0.871921 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 = 0.000624539 Jy ! Component: 100 - total flux cleaned = 0.000815616 Jy ! Component: 150 - total flux cleaned = 0.000946737 Jy ! Component: 200 - total flux cleaned = 0.000907248 Jy ! Total flux subtracted in 200 components = 0.000907248 Jy ! Clean residual min=-0.002622 max=0.002361 Jy/beam ! Clean residual mean=0.000000 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.12286 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.12286 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=0.083326Jy sigma=0.871311 ! Fit after self-cal, rms=0.083306Jy sigma=0.871096 ! 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=0.083306Jy sigma=0.871096 ! Fit after self-cal, rms=0.081254Jy sigma=0.870811 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.095 mas, bmaj=3.204 mas, bpa=-15.66 degrees ! Estimated noise=0.646343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00057058 Jy ! Component: 100 - total flux cleaned = 0.000573972 Jy ! Component: 150 - total flux cleaned = 0.000505886 Jy ! Component: 200 - total flux cleaned = 0.000375475 Jy ! Total flux subtracted in 200 components = 0.000375475 Jy ! Clean residual min=-0.002358 max=0.002123 Jy/beam ! Clean residual mean=0.000001 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.123236 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 85 components and 0.123236 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=0.081171Jy sigma=0.870282 ! Fit after self-cal, rms=0.081167Jy sigma=0.870085 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 = 0.000307338 Jy ! Component: 100 - total flux cleaned = 0.000436891 Jy ! Component: 150 - total flux cleaned = 0.000350907 Jy ! Component: 200 - total flux cleaned = 0.000269023 Jy ! Total flux subtracted in 200 components = 0.000269023 Jy ! Clean residual min=-0.002285 max=0.002045 Jy/beam ! Clean residual mean=0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.123505 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 0.123505 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=0.081123Jy sigma=0.869830 ! Fit after self-cal, rms=0.081117Jy sigma=0.869764 ! 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=0.081117Jy sigma=0.869764 ! Fit after self-cal, rms=0.079267Jy sigma=0.869598 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.182 mas, bmaj=3.267 mas, bpa=-12.93 degrees ! Estimated noise=0.712326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.30573e-05 Jy ! Component: 100 - total flux cleaned = -0.000124945 Jy ! Component: 150 - total flux cleaned = -0.000299546 Jy ! Component: 200 - total flux cleaned = -0.000473316 Jy ! Total flux subtracted in 200 components = -0.000473316 Jy ! Clean residual min=-0.002213 max=0.002114 Jy/beam ! Clean residual mean=0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.123031 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.123031 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=0.079243Jy sigma=0.869434 ! Fit after self-cal, rms=0.079230Jy sigma=0.869384 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 = 5.44682e-05 Jy ! Component: 100 - total flux cleaned = -9.10357e-05 Jy ! Component: 150 - total flux cleaned = -0.000182249 Jy ! Component: 200 - total flux cleaned = -0.000248988 Jy ! Total flux subtracted in 200 components = -0.000248988 Jy ! Clean residual min=-0.002132 max=0.002013 Jy/beam ! Clean residual mean=0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.122782 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 104 components and 0.122782 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=0.079219Jy sigma=0.869315 ! Fit after self-cal, rms=0.079209Jy sigma=0.869292 ! 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=1.096 mas, bmaj=3.221 mas, bpa=-15.65 degrees ! Estimated noise=0.641331 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.096 x 3.221 at -15.65 degrees (North through East) ! Clean map min=-0.0020023 max=0.067512 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=0.8888 mas, bmaj=3.072 mas, bpa=-16.92 degrees ! Estimated noise=1.02751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0645339 Jy ! Component: 100 - total flux cleaned = 0.0874084 Jy ! Component: 150 - total flux cleaned = 0.0984787 Jy ! Component: 200 - total flux cleaned = 0.105382 Jy ! Total flux subtracted in 200 components = 0.105382 Jy ! Clean residual min=-0.004365 max=0.004576 Jy/beam ! Clean residual mean=-0.000004 rms=0.001232 Jy/beam ! Combined flux in latest and established models = 0.105382 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.105382 Jy ! Inverting map and beam ! Estimated beam: bmin=1.096 mas, bmaj=3.221 mas, bpa=-15.65 degrees ! Estimated noise=0.641331 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 = 0.00665031 Jy ! Component: 100 - total flux cleaned = 0.0108637 Jy ! Component: 150 - total flux cleaned = 0.0132654 Jy ! Component: 200 - total flux cleaned = 0.014349 Jy ! Total flux subtracted in 200 components = 0.014349 Jy ! Clean residual min=-0.002110 max=0.002419 Jy/beam ! Clean residual mean=-0.000002 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.119731 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 46 components and 0.119731 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=2.182 mas, bmaj=3.267 mas, bpa=-12.93 degrees ! Estimated noise=0.712326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000698083 Jy ! Component: 100 - total flux cleaned = 0.00122384 Jy ! Component: 150 - total flux cleaned = 0.00148178 Jy ! Component: 200 - total flux cleaned = 0.00169204 Jy ! Total flux subtracted in 200 components = 0.00169204 Jy ! Clean residual min=-0.001951 max=0.001948 Jy/beam ! Clean residual mean=-0.000001 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.121423 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000170306 Jy ! Component: 100 - total flux cleaned = 0.000309326 Jy ! Component: 150 - total flux cleaned = 0.000401236 Jy ! Component: 200 - total flux cleaned = 0.000461148 Jy ! Total flux subtracted in 200 components = 0.000461148 Jy ! Clean residual min=-0.001939 max=0.001937 Jy/beam ! Clean residual mean=0.000000 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.121884 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 80 components and 0.121884 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.096 mas, bmaj=3.221 mas, bpa=-15.65 degrees ! Estimated noise=0.641331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385742 Jy ! Component: 100 - total flux cleaned = 0.000450662 Jy ! Component: 150 - total flux cleaned = 0.000528787 Jy ! Component: 200 - total flux cleaned = 0.000621052 Jy ! Total flux subtracted in 200 components = 0.000621052 Jy ! Clean residual min=-0.002142 max=0.001835 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.122505 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.122505 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=0.079186Jy sigma=0.869062 ! Fit after self-cal, rms=0.079179Jy sigma=0.868916 wmodel J0234+0446_X_map.mod ! Writing 94 model components to file: J0234+0446_X_map.mod wobs J0234+0446_X_uvs.fits ! Writing UV FITS file: J0234+0446_X_uvs.fits wwins J0234+0446_X_map.win ! wwins: Wrote 2 windows to J0234+0446_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 = -0.000371605 Jy ! Component: 100 - total flux cleaned = -0.000402999 Jy ! Component: 150 - total flux cleaned = -0.000404236 Jy ! Component: 200 - total flux cleaned = -0.000296232 Jy ! Component: 250 - total flux cleaned = -0.000142233 Jy ! Component: 300 - total flux cleaned = 7.8361e-05 Jy ! Component: 350 - total flux cleaned = 0.000266744 Jy ! Component: 400 - total flux cleaned = 0.000381572 Jy ! Component: 450 - total flux cleaned = 0.000492846 Jy ! Component: 500 - total flux cleaned = 0.000557815 Jy ! Component: 550 - total flux cleaned = 0.000620578 Jy ! Component: 600 - total flux cleaned = 0.000661222 Jy ! Component: 650 - total flux cleaned = 0.000680851 Jy ! Component: 700 - total flux cleaned = 0.000699951 Jy ! Component: 750 - total flux cleaned = 0.000699959 Jy ! Component: 800 - total flux cleaned = 0.000736378 Jy ! Component: 850 - total flux cleaned = 0.000753724 Jy ! Component: 900 - total flux cleaned = 0.000823325 Jy ! Component: 950 - total flux cleaned = 0.000805276 Jy ! Component: 1000 - total flux cleaned = 0.000821921 Jy ! Component: 1050 - total flux cleaned = 0.000887513 Jy ! Component: 1100 - total flux cleaned = 0.000920046 Jy ! Component: 1150 - total flux cleaned = 0.000999646 Jy ! Component: 1200 - total flux cleaned = 0.00109296 Jy ! Component: 1250 - total flux cleaned = 0.00115392 Jy ! Component: 1300 - total flux cleaned = 0.00124384 Jy ! Component: 1350 - total flux cleaned = 0.00133186 Jy ! Component: 1400 - total flux cleaned = 0.00133192 Jy ! Component: 1450 - total flux cleaned = 0.00137472 Jy ! Component: 1500 - total flux cleaned = 0.0013888 Jy ! Component: 1550 - total flux cleaned = 0.00138879 Jy ! Component: 1600 - total flux cleaned = 0.00140232 Jy ! Component: 1650 - total flux cleaned = 0.00140232 Jy ! Component: 1700 - total flux cleaned = 0.00140225 Jy ! Component: 1750 - total flux cleaned = 0.00134948 Jy ! Component: 1800 - total flux cleaned = 0.00131038 Jy ! Component: 1850 - total flux cleaned = 0.00128458 Jy ! Component: 1900 - total flux cleaned = 0.00123372 Jy ! Component: 1950 - total flux cleaned = 0.00124645 Jy ! Component: 2000 - total flux cleaned = 0.00125905 Jy ! Component: 2050 - total flux cleaned = 0.00129626 Jy ! Component: 2100 - total flux cleaned = 0.0012717 Jy ! Component: 2150 - total flux cleaned = 0.00127173 Jy ! Component: 2200 - total flux cleaned = 0.00128386 Jy ! Component: 2250 - total flux cleaned = 0.00129571 Jy ! Component: 2300 - total flux cleaned = 0.001272 Jy ! Component: 2350 - total flux cleaned = 0.00127204 Jy ! Component: 2400 - total flux cleaned = 0.00127208 Jy ! Component: 2450 - total flux cleaned = 0.00126037 Jy ! Component: 2500 - total flux cleaned = 0.00126038 Jy ! Component: 2550 - total flux cleaned = 0.00127188 Jy ! Component: 2600 - total flux cleaned = 0.00124899 Jy ! Component: 2650 - total flux cleaned = 0.00121491 Jy ! Component: 2700 - total flux cleaned = 0.00119227 Jy ! Component: 2750 - total flux cleaned = 0.0011586 Jy ! Component: 2800 - total flux cleaned = 0.00118099 Jy ! Component: 2850 - total flux cleaned = 0.00115863 Jy ! Component: 2900 - total flux cleaned = 0.00114761 Jy ! Component: 2950 - total flux cleaned = 0.0011476 Jy ! Component: 3000 - total flux cleaned = 0.0011586 Jy ! Component: 3050 - total flux cleaned = 0.0011476 Jy ! Component: 3100 - total flux cleaned = 0.00114767 Jy ! Component: 3150 - total flux cleaned = 0.00115852 Jy ! Component: 3200 - total flux cleaned = 0.00116935 Jy ! Component: 3250 - total flux cleaned = 0.00118018 Jy ! Component: 3300 - total flux cleaned = 0.00116939 Jy ! Component: 3350 - total flux cleaned = 0.00118016 Jy ! Component: 3400 - total flux cleaned = 0.00116943 Jy ! Component: 3450 - total flux cleaned = 0.0012016 Jy ! Component: 3500 - total flux cleaned = 0.00120164 Jy ! Component: 3550 - total flux cleaned = 0.00120166 Jy ! Component: 3600 - total flux cleaned = 0.001223 Jy ! Component: 3650 - total flux cleaned = 0.00124434 Jy ! Component: 3700 - total flux cleaned = 0.00125506 Jy ! Component: 3750 - total flux cleaned = 0.0012657 Jy ! Component: 3800 - total flux cleaned = 0.0012976 Jy ! Component: 3850 - total flux cleaned = 0.00129763 Jy ! Component: 3900 - total flux cleaned = 0.00129758 Jy ! Component: 3950 - total flux cleaned = 0.00131889 Jy ! Component: 4000 - total flux cleaned = 0.00135097 Jy ! Component: 4050 - total flux cleaned = 0.00132961 Jy ! Total flux subtracted in 4096 components = 0.00137239 Jy ! Clean residual min=-0.000585 max=0.000658 Jy/beam ! Clean residual mean=0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.123878 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 333 components and 0.123878 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0234+0446_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.096 x 3.221 at -15.65 degrees (North through East) ! Clean map min=-0.0014299 max=0.065473 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0234+0446_X_map.fits wmodel /vlbi/bp222/maps//J0234+0446_X_map.mod ! Writing 333 model components to file: /vlbi/bp222/maps//J0234+0446_X_map.mod wobs /vlbi/bp222/maps//J0234+0446_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0234+0446_X_uvs.fits wwins /vlbi/bp222/maps//J0234+0446_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J0234+0446_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0654726 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169364 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.776037 0.776037 1.55207 3.10415 6.2083 12.4166 24.8332 49.6664 99.3327 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 386.579 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0234+0446_X_dfm.log closed on Thu Sep 27 10:42:05 2018