! Started logfile: /vlbi/bp222/maps//J1803+0341_X_dfm.log on Thu Sep 27 11:29:07 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//J1803+0341_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1803+0341_X_uvm.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! AN table 2: 92 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.970487 visibilities/baseline/integration-bin. ! Found source: J1803+0341 ! ! 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 108 lines of history. ! ! Reading 44196 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 J1803+0341_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. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 14 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.012850Jy sigma=15.446499 ! Fit after self-cal, rms=0.862799Jy sigma=13.108531 ! 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=0.641 mas, bmaj=1.759 mas, bpa=-4.506 degrees ! Estimated noise=0.428423 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 = 0.107226 Jy ! Component: 100 - total flux cleaned = 0.130937 Jy ! Total flux subtracted in 100 components = 0.130937 Jy ! Clean residual min=-0.003591 max=0.007788 Jy/beam ! Clean residual mean=-0.000002 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.130937 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.130937 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=0.065592Jy sigma=0.869716 ! Fit after self-cal, rms=0.065586Jy sigma=0.869655 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829477 Jy ! Component: 100 - total flux cleaned = 0.01318 Jy ! Total flux subtracted in 100 components = 0.01318 Jy ! Clean residual min=-0.002882 max=0.002782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.144117 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.144117 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=0.064324Jy sigma=0.842008 ! Fit after self-cal, rms=0.064348Jy sigma=0.841911 ! 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=0.8074 mas, bmaj=2.024 mas, bpa=-4.696 degrees ! Estimated noise=0.233908 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 = 0.00424065 Jy ! Component: 100 - total flux cleaned = 0.00647262 Jy ! Component: 150 - total flux cleaned = 0.00772307 Jy ! Component: 200 - total flux cleaned = 0.00843347 Jy ! Total flux subtracted in 200 components = 0.00843347 Jy ! Clean residual min=-0.002429 max=0.002950 Jy/beam ! Clean residual mean=0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.15255 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 0.15255 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=0.064129Jy sigma=0.836517 ! Fit after self-cal, rms=0.064146Jy sigma=0.836456 ! Inverting map ! Added new window around map position (0.4, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256789 Jy ! Component: 100 - total flux cleaned = 0.00345497 Jy ! Component: 150 - total flux cleaned = 0.00375785 Jy ! Component: 200 - total flux cleaned = 0.00394099 Jy ! Total flux subtracted in 200 components = 0.00394099 Jy ! Clean residual min=-0.002125 max=0.001824 Jy/beam ! Clean residual mean=0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.156491 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.156491 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=0.064041Jy sigma=0.834416 ! Fit after self-cal, rms=0.064032Jy sigma=0.834285 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8074 x 2.024 at -4.696 degrees (North through East) ! Clean map min=-0.0020707 max=0.13984 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.99 KP 1.01 ! MK 0.95 NL 0.88 OV 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 1.07 KP 1.01 LA 1.01 ! MK 0.99 NL 0.96 OV 1.03 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.05 KP 1.01 ! MK 0.98 NL 0.89 OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.06 KP 0.98 LA 1.03 ! MK 0.99 NL 0.97 OV 1.04 PT 1.00 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.98 KP 1.00 ! MK 1.02 NL 0.89 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.04 KP 0.99 LA 1.01 ! MK 0.99 NL 0.97 OV 1.03 PT 1.00 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00 KP 0.99 ! MK 0.99 NL 0.92 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.06 KP 1.01 LA 0.99 ! MK 0.99 NL 0.98 OV 1.00 PT 1.02 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.98 KP 1.00 ! MK 0.96 NL 0.86 OV 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.06 KP 1.00 LA 1.01 ! MK 1.00 NL 0.97 OV 0.99 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.00 KP 1.02 ! MK 1.04 NL 0.85 OV 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.05 KP 1.00 LA 0.99 ! MK 1.00 NL 0.99 OV 1.01 PT 1.02 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.03 KP 0.96 ! MK 0.99 NL 0.86 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.07 KP 1.01 LA 1.01 ! MK 1.01 NL 0.97 OV 1.00 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.00 KP 0.98 ! MK 0.96 NL 0.84 OV 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.04 KP 0.97 LA 0.99 ! MK 1.02 NL 0.99 OV 1.03 PT 1.00 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.95 KP 0.97 ! MK 0.99 NL 0.85 OV 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.04 KP 1.01 LA 0.98 ! MK 1.03 NL 0.98 OV 1.01 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.97 KP 1.00 ! MK 0.98 NL 0.84 OV 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.09 KP 0.98 LA 1.01 ! MK 1.03 NL 0.97 OV 1.01 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 KP 0.96 ! MK 1.03 NL 0.88 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.03 KP 0.99 LA 1.00 ! MK 1.01 NL 0.97 OV 1.02 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 KP 0.99 ! MK 0.96 NL 0.88 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.05 KP 0.97 LA 1.00 ! MK 1.02 NL 0.98 OV 1.01 PT 1.01 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.064032Jy sigma=0.834285 ! Fit after self-cal, rms=0.064873Jy sigma=0.828531 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8095 mas, bmaj=2.028 mas, bpa=-4.672 degrees ! Estimated noise=0.234475 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 (0.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126012 Jy ! Component: 100 - total flux cleaned = 0.0017787 Jy ! Component: 150 - total flux cleaned = 0.00197933 Jy ! Component: 200 - total flux cleaned = 0.00216247 Jy ! Total flux subtracted in 200 components = 0.00216247 Jy ! Clean residual min=-0.001042 max=0.001061 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.158654 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 75 components and 0.158654 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=0.064845Jy sigma=0.828084 ! Fit after self-cal, rms=0.064889Jy sigma=0.827987 ! 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=0.064889Jy sigma=0.827987 ! Fit after self-cal, rms=0.064870Jy sigma=0.827071 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.809 mas, bmaj=2.027 mas, bpa=-4.705 degrees ! Estimated noise=0.234526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000598148 Jy ! Component: 100 - total flux cleaned = 0.00082683 Jy ! Component: 150 - total flux cleaned = 0.000855835 Jy ! Component: 200 - total flux cleaned = 0.000893256 Jy ! Total flux subtracted in 200 components = 0.000893256 Jy ! Clean residual min=-0.001002 max=0.001127 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.159547 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.159547 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=0.064861Jy sigma=0.826946 ! Fit after self-cal, rms=0.064864Jy sigma=0.826928 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 (14, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433004 Jy ! Component: 100 - total flux cleaned = 0.000361277 Jy ! Component: 150 - total flux cleaned = 0.000340441 Jy ! Component: 200 - total flux cleaned = 0.00037571 Jy ! Total flux subtracted in 200 components = 0.00037571 Jy ! Clean residual min=-0.000977 max=0.000989 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.159923 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 107 components and 0.159923 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=0.064844Jy sigma=0.826614 ! Fit after self-cal, rms=0.064843Jy sigma=0.826586 ! 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=0.064843Jy sigma=0.826586 ! Fit after self-cal, rms=0.065032Jy sigma=0.822278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8083 mas, bmaj=2.024 mas, bpa=-4.688 degrees ! Estimated noise=0.234557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408308 Jy ! Component: 100 - total flux cleaned = 0.000556952 Jy ! Component: 150 - total flux cleaned = 0.000648297 Jy ! Component: 200 - total flux cleaned = 0.000719307 Jy ! Total flux subtracted in 200 components = 0.000719307 Jy ! Clean residual min=-0.000776 max=0.000796 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.160642 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 0.160642 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=0.065026Jy sigma=0.822186 ! Fit after self-cal, rms=0.065039Jy sigma=0.822146 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 (-0.4, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573026 Jy ! Component: 100 - total flux cleaned = 0.000652099 Jy ! Component: 150 - total flux cleaned = 0.000804752 Jy ! Component: 200 - total flux cleaned = 0.000941652 Jy ! Total flux subtracted in 200 components = 0.000941652 Jy ! Clean residual min=-0.000797 max=0.000721 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.161584 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 141 components and 0.161584 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=0.065027Jy sigma=0.822006 ! Fit after self-cal, rms=0.065029Jy sigma=0.821999 ! 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=0.065029Jy sigma=0.821999 ! Fit after self-cal, rms=0.065056Jy sigma=0.821981 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=3.245 mas, bpa=-6.554 degrees ! Estimated noise=0.293212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000404124 Jy ! Component: 100 - total flux cleaned = 0.000678082 Jy ! Component: 150 - total flux cleaned = 0.000866471 Jy ! Component: 200 - total flux cleaned = 0.000993655 Jy ! Total flux subtracted in 200 components = 0.000993655 Jy ! Clean residual min=-0.000726 max=0.000764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.162577 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 155 components and 0.162577 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=0.065054Jy sigma=0.821956 ! Fit after self-cal, rms=0.065053Jy sigma=0.821954 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 = 0.000133966 Jy ! Component: 100 - total flux cleaned = 0.000211772 Jy ! Component: 150 - total flux cleaned = 0.000269918 Jy ! Component: 200 - total flux cleaned = 0.000332201 Jy ! Total flux subtracted in 200 components = 0.000332201 Jy ! Clean residual min=-0.000729 max=0.000765 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.162909 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 165 components and 0.162909 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=0.065052Jy sigma=0.821940 ! Fit after self-cal, rms=0.065052Jy sigma=0.821939 ! 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=0.808 mas, bmaj=2.024 mas, bpa=-4.698 degrees ! Estimated noise=0.234607 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.808 x 2.024 at -4.698 degrees (North through East) ! Clean map min=-0.0006833 max=0.13999 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=0.6412 mas, bmaj=1.756 mas, bpa=-4.387 degrees ! Estimated noise=0.428227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107114 Jy ! Component: 100 - total flux cleaned = 0.130928 Jy ! Component: 150 - total flux cleaned = 0.139361 Jy ! Component: 200 - total flux cleaned = 0.144361 Jy ! Total flux subtracted in 200 components = 0.144361 Jy ! Clean residual min=-0.002180 max=0.002643 Jy/beam ! Clean residual mean=-0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.144361 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 0.144361 Jy ! Inverting map and beam ! Estimated beam: bmin=0.808 mas, bmaj=2.024 mas, bpa=-4.698 degrees ! Estimated noise=0.234607 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 = 0.00448356 Jy ! Component: 100 - total flux cleaned = 0.00728958 Jy ! Component: 150 - total flux cleaned = 0.00930532 Jy ! Component: 200 - total flux cleaned = 0.0108592 Jy ! Total flux subtracted in 200 components = 0.0108592 Jy ! Clean residual min=-0.000951 max=0.001188 Jy/beam ! Clean residual mean=-0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.15522 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 53 components and 0.15522 Jy ! Inverting map ! Added new window around map position (1.8, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133355 Jy ! Component: 100 - total flux cleaned = 0.00240942 Jy ! Component: 150 - total flux cleaned = 0.00332701 Jy ! Component: 200 - total flux cleaned = 0.00411705 Jy ! Total flux subtracted in 200 components = 0.00411705 Jy ! Clean residual min=-0.000837 max=0.000853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.159337 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 71 components and 0.159337 Jy ! Inverting map ! Added new window around map position (5.6, 47.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000805905 Jy ! Component: 100 - total flux cleaned = 0.00137699 Jy ! Component: 150 - total flux cleaned = 0.00179782 Jy ! Component: 200 - total flux cleaned = 0.00217931 Jy ! Total flux subtracted in 200 components = 0.00217931 Jy ! Clean residual min=-0.000788 max=0.000728 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.161517 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 89 components and 0.161517 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.999 mas, bmaj=3.245 mas, bpa=-6.554 degrees ! Estimated noise=0.293212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000599783 Jy ! Component: 100 - total flux cleaned = 0.000988078 Jy ! Component: 150 - total flux cleaned = 0.00126356 Jy ! Component: 200 - total flux cleaned = 0.00141465 Jy ! Total flux subtracted in 200 components = 0.00141465 Jy ! Clean residual min=-0.000702 max=0.000757 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.162931 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 = 0.000116823 Jy ! Component: 100 - total flux cleaned = 0.000225708 Jy ! Component: 150 - total flux cleaned = 0.00032891 Jy ! Component: 200 - total flux cleaned = 0.000418328 Jy ! Total flux subtracted in 200 components = 0.000418328 Jy ! Clean residual min=-0.000673 max=0.000744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.16335 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 119 components and 0.16335 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.808 mas, bmaj=2.024 mas, bpa=-4.698 degrees ! Estimated noise=0.234607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.0114e-05 Jy ! Component: 100 - total flux cleaned = 0.000101202 Jy ! Component: 150 - total flux cleaned = 8.65432e-05 Jy ! Component: 200 - total flux cleaned = 0.000100401 Jy ! Total flux subtracted in 200 components = 0.000100401 Jy ! Clean residual min=-0.000745 max=0.000682 Jy/beam ! Clean residual mean=-0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.16345 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 142 components and 0.16345 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=0.065048Jy sigma=0.821879 ! Fit after self-cal, rms=0.065042Jy sigma=0.821858 wmodel J1803+0341_X_map.mod ! Writing 142 model components to file: J1803+0341_X_map.mod wobs J1803+0341_X_uvs.fits ! Writing UV FITS file: J1803+0341_X_uvs.fits wwins J1803+0341_X_map.win ! wwins: Wrote 7 windows to J1803+0341_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 = -0.000121774 Jy ! Component: 100 - total flux cleaned = -0.000171563 Jy ! Component: 150 - total flux cleaned = -0.000195345 Jy ! Component: 200 - total flux cleaned = -0.000183681 Jy ! Component: 250 - total flux cleaned = -0.000206367 Jy ! Component: 300 - total flux cleaned = -0.000239204 Jy ! Component: 350 - total flux cleaned = -0.000239166 Jy ! Component: 400 - total flux cleaned = -0.000270551 Jy ! Component: 450 - total flux cleaned = -0.000270599 Jy ! Component: 500 - total flux cleaned = -0.000291054 Jy ! Component: 550 - total flux cleaned = -0.000320772 Jy ! Component: 600 - total flux cleaned = -0.000281402 Jy ! Component: 650 - total flux cleaned = -0.000242557 Jy ! Component: 700 - total flux cleaned = -0.000223497 Jy ! Component: 750 - total flux cleaned = -0.00021404 Jy ! Component: 800 - total flux cleaned = -0.000213979 Jy ! Component: 850 - total flux cleaned = -0.000195603 Jy ! Component: 900 - total flux cleaned = -0.00024127 Jy ! Component: 950 - total flux cleaned = -0.000241146 Jy ! Component: 1000 - total flux cleaned = -0.000267949 Jy ! Component: 1050 - total flux cleaned = -0.000303394 Jy ! Component: 1100 - total flux cleaned = -0.000294499 Jy ! Component: 1150 - total flux cleaned = -0.000320631 Jy ! Component: 1200 - total flux cleaned = -0.000355186 Jy ! Component: 1250 - total flux cleaned = -0.000337975 Jy ! Component: 1300 - total flux cleaned = -0.000337925 Jy ! Component: 1350 - total flux cleaned = -0.000363305 Jy ! Component: 1400 - total flux cleaned = -0.000363252 Jy ! Component: 1450 - total flux cleaned = -0.000404817 Jy ! Component: 1500 - total flux cleaned = -0.000454481 Jy ! Component: 1550 - total flux cleaned = -0.000446272 Jy ! Component: 1600 - total flux cleaned = -0.000470743 Jy ! Component: 1650 - total flux cleaned = -0.000470806 Jy ! Component: 1700 - total flux cleaned = -0.000527127 Jy ! Component: 1750 - total flux cleaned = -0.000535056 Jy ! Component: 1800 - total flux cleaned = -0.000535086 Jy ! Component: 1850 - total flux cleaned = -0.000566641 Jy ! Component: 1900 - total flux cleaned = -0.000590133 Jy ! Component: 1950 - total flux cleaned = -0.000574464 Jy ! Component: 2000 - total flux cleaned = -0.000589974 Jy ! Component: 2050 - total flux cleaned = -0.000620901 Jy ! Component: 2100 - total flux cleaned = -0.000628576 Jy ! Component: 2150 - total flux cleaned = -0.000643781 Jy ! Component: 2200 - total flux cleaned = -0.000674056 Jy ! Component: 2250 - total flux cleaned = -0.000651525 Jy ! Component: 2300 - total flux cleaned = -0.000711445 Jy ! Component: 2350 - total flux cleaned = -0.000696578 Jy ! Component: 2400 - total flux cleaned = -0.000718844 Jy ! Component: 2450 - total flux cleaned = -0.000696777 Jy ! Component: 2500 - total flux cleaned = -0.000726153 Jy ! Component: 2550 - total flux cleaned = -0.000747965 Jy ! Component: 2600 - total flux cleaned = -0.000755264 Jy ! Component: 2650 - total flux cleaned = -0.000747984 Jy ! Component: 2700 - total flux cleaned = -0.000769602 Jy ! Component: 2750 - total flux cleaned = -0.000762393 Jy ! Component: 2800 - total flux cleaned = -0.000748146 Jy ! Component: 2850 - total flux cleaned = -0.000755289 Jy ! Component: 2900 - total flux cleaned = -0.000783477 Jy ! Component: 2950 - total flux cleaned = -0.000755332 Jy ! Component: 3000 - total flux cleaned = -0.00073443 Jy ! Component: 3050 - total flux cleaned = -0.00079703 Jy ! Component: 3100 - total flux cleaned = -0.000776295 Jy ! Component: 3150 - total flux cleaned = -0.000783164 Jy ! Component: 3200 - total flux cleaned = -0.000789971 Jy ! Component: 3250 - total flux cleaned = -0.000776305 Jy ! Component: 3300 - total flux cleaned = -0.000823871 Jy ! Component: 3350 - total flux cleaned = -0.000817125 Jy ! Component: 3400 - total flux cleaned = -0.000796861 Jy ! Component: 3450 - total flux cleaned = -0.00080358 Jy ! Component: 3500 - total flux cleaned = -0.000796931 Jy ! Component: 3550 - total flux cleaned = -0.000816883 Jy ! Component: 3600 - total flux cleaned = -0.000843408 Jy ! Component: 3650 - total flux cleaned = -0.000823627 Jy ! Component: 3700 - total flux cleaned = -0.000790802 Jy ! Component: 3750 - total flux cleaned = -0.000830067 Jy ! Component: 3800 - total flux cleaned = -0.000830026 Jy ! Component: 3850 - total flux cleaned = -0.000830026 Jy ! Component: 3900 - total flux cleaned = -0.000823574 Jy ! Component: 3950 - total flux cleaned = -0.000830023 Jy ! Component: 4000 - total flux cleaned = -0.000836383 Jy ! Component: 4050 - total flux cleaned = -0.000836402 Jy ! Total flux subtracted in 4096 components = -0.000830005 Jy ! Clean residual min=-0.000397 max=0.000453 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.16262 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 466 components and 0.16262 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1803+0341_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.808 x 2.024 at -4.698 degrees (North through East) ! Clean map min=-0.0005869 max=0.14025 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1803+0341_X_map.fits wmodel /vlbi/bp222/maps//J1803+0341_X_map.mod ! Writing 466 model components to file: /vlbi/bp222/maps//J1803+0341_X_map.mod wobs /vlbi/bp222/maps//J1803+0341_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1803+0341_X_uvs.fits wwins /vlbi/bp222/maps//J1803+0341_X_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/maps//J1803+0341_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.14025 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110567 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236507 0.236507 0.473014 0.946029 1.89206 3.78412 7.56823 15.1365 30.2729 60.5458 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.14 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1268.46 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1803+0341_X_dfm.log closed on Thu Sep 27 11:29:13 2018