! Started logfile: /vlbi/uf001/uva//J2248+3718_X_dfm.log on Mon Jan 14 06:24:21 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//J2248+3718_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2248+3718_X_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.968254 visibilities/baseline/integration-bin. ! Found source: J2248+3718 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 17568 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 J2248+3718_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.042471Jy sigma=24.184589 ! Fit after self-cal, rms=0.742196Jy sigma=17.224912 ! 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=1.245 mas, bmaj=2.741 mas, bpa=-18.81 degrees ! Estimated noise=0.523759 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 = 0.192893 Jy ! Component: 100 - total flux cleaned = 0.240053 Jy ! Total flux subtracted in 100 components = 0.240053 Jy ! Clean residual min=-0.015323 max=0.020364 Jy/beam ! Clean residual mean=0.000027 rms=0.004588 Jy/beam ! Combined flux in latest and established models = 0.240053 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.240053 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=0.083702Jy sigma=1.939856 ! Fit after self-cal, rms=0.083682Jy sigma=1.939356 ! 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=1.556 mas, bmaj=3.079 mas, bpa=-19.65 degrees ! Estimated noise=0.232609 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 = 0.0303686 Jy ! Component: 100 - total flux cleaned = 0.0463695 Jy ! Component: 150 - total flux cleaned = 0.0556757 Jy ! Component: 200 - total flux cleaned = 0.0613251 Jy ! Total flux subtracted in 200 components = 0.0613251 Jy ! Clean residual min=-0.013156 max=0.016617 Jy/beam ! Clean residual mean=-0.000000 rms=0.004326 Jy/beam ! Combined flux in latest and established models = 0.301378 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.301378 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=0.072029Jy sigma=1.682520 ! Fit after self-cal, rms=0.071979Jy sigma=1.681252 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.556 x 3.079 at -19.65 degrees (North through East) ! Clean map min=-0.012829 max=0.25533 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 0.95 KP 0.99 LA 0.96 ! NL 1.06 OV 0.89 PT 0.92 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.96 KP 0.99 LA 0.97 ! NL 1.06 OV 0.90 PT 0.92 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.96 KP 0.99 LA 0.96 ! NL 1.05 OV 0.90 PT 0.92 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 0.95 KP 0.99 LA 0.96 ! NL 1.06 OV 0.89 PT 0.92 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.97 KP 1.01 LA 0.97 ! NL 1.06 OV 0.89 PT 0.93 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.98 KP 0.98 LA 0.98 ! NL 1.08 OV 0.90 PT 0.93 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 0.97 KP 1.01 LA 0.97 ! NL 1.06 OV 0.91 PT 0.92 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 0.98 KP 1.00 LA 0.96 ! NL 1.07 OV 0.91 PT 0.93 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 0.99 KP 1.00 LA 0.99 ! NL 1.08 OV 0.91 PT 0.92 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.19 HN 0.98 KP 1.02 LA 0.98 ! NL 1.07 OV 0.91 PT 0.94 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.99 KP 1.01 LA 0.99 ! NL 1.07 OV 0.91 PT 0.93 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.20 HN 0.98 KP 0.99 LA 0.99 ! NL 1.10 OV 0.91 PT 0.93 ! ! ! Fit before self-cal, rms=0.071979Jy sigma=1.681252 ! Fit after self-cal, rms=0.070770Jy sigma=1.538255 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.538 mas, bmaj=3.075 mas, bpa=-18.81 degrees ! Estimated noise=0.231118 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 = -0.000145763 Jy ! Component: 100 - total flux cleaned = -0.000141245 Jy ! Component: 150 - total flux cleaned = -0.000278086 Jy ! Component: 200 - total flux cleaned = -0.000497993 Jy ! Total flux subtracted in 200 components = -0.000497993 Jy ! Clean residual min=-0.013190 max=0.011798 Jy/beam ! Clean residual mean=0.000001 rms=0.003318 Jy/beam ! Combined flux in latest and established models = 0.30088 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.30088 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=0.070102Jy sigma=1.525262 ! Fit after self-cal, rms=0.070155Jy sigma=1.524699 ! 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=0.070155Jy sigma=1.524699 ! Fit after self-cal, rms=0.058647Jy sigma=1.183489 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.54 mas, bmaj=3.042 mas, bpa=-18.96 degrees ! Estimated noise=0.235308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00255406 Jy ! Component: 100 - total flux cleaned = 0.00255357 Jy ! Component: 150 - total flux cleaned = 0.00255402 Jy ! Component: 200 - total flux cleaned = 0.00262177 Jy ! Total flux subtracted in 200 components = 0.00262177 Jy ! Clean residual min=-0.004712 max=0.005127 Jy/beam ! Clean residual mean=0.000011 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 0.303501 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.303501 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=0.058362Jy sigma=1.175042 ! Fit after self-cal, rms=0.058489Jy sigma=1.174316 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 = 0.000145487 Jy ! Component: 100 - total flux cleaned = 0.000144117 Jy ! Component: 150 - total flux cleaned = 0.00023453 Jy ! Component: 200 - total flux cleaned = 0.000234904 Jy ! Total flux subtracted in 200 components = 0.000234904 Jy ! Clean residual min=-0.004764 max=0.005196 Jy/beam ! Clean residual mean=0.000010 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.303736 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.303736 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=0.058429Jy sigma=1.172382 ! Fit after self-cal, rms=0.058429Jy sigma=1.172354 ! 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=0.058429Jy sigma=1.172354 ! Fit after self-cal, rms=0.056924Jy sigma=1.116167 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.542 mas, bmaj=3.042 mas, bpa=-18.81 degrees ! Estimated noise=0.234892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000579144 Jy ! Component: 100 - total flux cleaned = -0.000673155 Jy ! Component: 150 - total flux cleaned = -0.000752569 Jy ! Component: 200 - total flux cleaned = -0.000800506 Jy ! Total flux subtracted in 200 components = -0.000800506 Jy ! Clean residual min=-0.001771 max=0.002661 Jy/beam ! Clean residual mean=-0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.302936 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 65 components and 0.302936 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=0.056889Jy sigma=1.115464 ! Fit after self-cal, rms=0.056906Jy sigma=1.115336 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 (-4.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240181 Jy ! Component: 100 - total flux cleaned = 0.00370607 Jy ! Component: 150 - total flux cleaned = 0.00405718 Jy ! Component: 200 - total flux cleaned = 0.00416793 Jy ! Total flux subtracted in 200 components = 0.00416793 Jy ! Clean residual min=-0.001708 max=0.001541 Jy/beam ! Clean residual mean=-0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.307104 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 92 components and 0.307104 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=0.056791Jy sigma=1.112068 ! Fit after self-cal, rms=0.056782Jy sigma=1.111832 ! 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=0.056782Jy sigma=1.111832 ! Fit after self-cal, rms=0.056830Jy sigma=1.111485 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.396 mas, bmaj=3.701 mas, bpa=-20.08 degrees ! Estimated noise=0.258884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000814843 Jy ! Component: 100 - total flux cleaned = 0.0012198 Jy ! Component: 150 - total flux cleaned = 0.00144331 Jy ! Component: 200 - total flux cleaned = 0.00164719 Jy ! Total flux subtracted in 200 components = 0.00164719 Jy ! Clean residual min=-0.001389 max=0.001433 Jy/beam ! Clean residual mean=-0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.308751 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 120 components and 0.308751 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=0.056805Jy sigma=1.110851 ! Fit after self-cal, rms=0.056807Jy sigma=1.110765 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 = 0.000423316 Jy ! Component: 100 - total flux cleaned = 0.000667853 Jy ! Component: 150 - total flux cleaned = 0.000747565 Jy ! Component: 200 - total flux cleaned = 0.000760661 Jy ! Total flux subtracted in 200 components = 0.000760661 Jy ! Clean residual min=-0.001271 max=0.001358 Jy/beam ! Clean residual mean=0.000000 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.309512 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 131 components and 0.309512 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=0.056797Jy sigma=1.110549 ! Fit after self-cal, rms=0.056798Jy sigma=1.110527 ! 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=1.542 mas, bmaj=3.04 mas, bpa=-18.78 degrees ! Estimated noise=0.234787 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.542 x 3.04 at -18.78 degrees (North through East) ! Clean map min=-0.0014387 max=0.25794 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=1.228 mas, bmaj=2.699 mas, bpa=-17.89 degrees ! Estimated noise=0.528288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.194453 Jy ! Component: 100 - total flux cleaned = 0.244496 Jy ! Component: 150 - total flux cleaned = 0.267794 Jy ! Component: 200 - total flux cleaned = 0.279943 Jy ! Total flux subtracted in 200 components = 0.279943 Jy ! Clean residual min=-0.003520 max=0.005762 Jy/beam ! Clean residual mean=0.000005 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.279943 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.279943 Jy ! Inverting map and beam ! Estimated beam: bmin=1.542 mas, bmaj=3.04 mas, bpa=-18.78 degrees ! Estimated noise=0.234787 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 = 0.00875727 Jy ! Component: 100 - total flux cleaned = 0.013525 Jy ! Component: 150 - total flux cleaned = 0.0168336 Jy ! Component: 200 - total flux cleaned = 0.0192829 Jy ! Total flux subtracted in 200 components = 0.0192829 Jy ! Clean residual min=-0.001655 max=0.001797 Jy/beam ! Clean residual mean=-0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.299226 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 69 components and 0.299226 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=2.396 mas, bmaj=3.701 mas, bpa=-20.08 degrees ! Estimated noise=0.258884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250598 Jy ! Component: 100 - total flux cleaned = 0.00424029 Jy ! Component: 150 - total flux cleaned = 0.00555822 Jy ! Component: 200 - total flux cleaned = 0.00658844 Jy ! Total flux subtracted in 200 components = 0.00658844 Jy ! Clean residual min=-0.001434 max=0.001232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.305814 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 = 0.000822854 Jy ! Component: 100 - total flux cleaned = 0.00148798 Jy ! Component: 150 - total flux cleaned = 0.00202824 Jy ! Component: 200 - total flux cleaned = 0.00246812 Jy ! Total flux subtracted in 200 components = 0.00246812 Jy ! Clean residual min=-0.001303 max=0.001257 Jy/beam ! Clean residual mean=0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.308283 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 134 components and 0.308283 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.542 mas, bmaj=3.04 mas, bpa=-18.78 degrees ! Estimated noise=0.234787 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000134316 Jy ! Component: 100 - total flux cleaned = 0.000285376 Jy ! Component: 150 - total flux cleaned = 0.000419505 Jy ! Component: 200 - total flux cleaned = 0.000510041 Jy ! Total flux subtracted in 200 components = 0.000510041 Jy ! Clean residual min=-0.001196 max=0.001152 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.308793 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 149 components and 0.308793 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=0.056731Jy sigma=1.108978 ! Fit after self-cal, rms=0.056721Jy sigma=1.108890 wmodel J2248+3718_X_map.mod ! Writing 149 model components to file: J2248+3718_X_map.mod wobs J2248+3718_X_uvs.fits ! Writing UV FITS file: J2248+3718_X_uvs.fits wwins J2248+3718_X_map.win ! wwins: Wrote 2 windows to J2248+3718_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 3.76843e-05 Jy ! Component: 100 - total flux cleaned = 0.00025185 Jy ! Component: 150 - total flux cleaned = 0.000361301 Jy ! Component: 200 - total flux cleaned = 0.000379355 Jy ! Component: 250 - total flux cleaned = 0.000330889 Jy ! Component: 300 - total flux cleaned = 0.000222355 Jy ! Component: 350 - total flux cleaned = 0.000162548 Jy ! Component: 400 - total flux cleaned = 9.05851e-05 Jy ! Component: 450 - total flux cleaned = 2.02859e-05 Jy ! Component: 500 - total flux cleaned = -0.000128266 Jy ! Component: 550 - total flux cleaned = -0.000193616 Jy ! Component: 600 - total flux cleaned = -0.000269841 Jy ! Component: 650 - total flux cleaned = -0.000331575 Jy ! Component: 700 - total flux cleaned = -0.000391412 Jy ! Component: 750 - total flux cleaned = -0.000391254 Jy ! Component: 800 - total flux cleaned = -0.000379724 Jy ! Component: 850 - total flux cleaned = -0.000390541 Jy ! Component: 900 - total flux cleaned = -0.000324823 Jy ! Component: 950 - total flux cleaned = -0.000325118 Jy ! Component: 1000 - total flux cleaned = -0.000304013 Jy ! Component: 1050 - total flux cleaned = -0.000293584 Jy ! Component: 1100 - total flux cleaned = -0.000283275 Jy ! Component: 1150 - total flux cleaned = -0.000263254 Jy ! Component: 1200 - total flux cleaned = -0.000253355 Jy ! Component: 1250 - total flux cleaned = -0.000253422 Jy ! Component: 1300 - total flux cleaned = -0.000262791 Jy ! Component: 1350 - total flux cleaned = -0.00025343 Jy ! Component: 1400 - total flux cleaned = -0.000290016 Jy ! Component: 1450 - total flux cleaned = -0.000299119 Jy ! Component: 1500 - total flux cleaned = -0.000317171 Jy ! Component: 1550 - total flux cleaned = -0.000343648 Jy ! Component: 1600 - total flux cleaned = -0.000387347 Jy ! Component: 1650 - total flux cleaned = -0.000404638 Jy ! Component: 1700 - total flux cleaned = -0.000421677 Jy ! Component: 1750 - total flux cleaned = -0.000438465 Jy ! Component: 1800 - total flux cleaned = -0.000438501 Jy ! Component: 1850 - total flux cleaned = -0.000430316 Jy ! Component: 1900 - total flux cleaned = -0.000438644 Jy ! Component: 1950 - total flux cleaned = -0.000446585 Jy ! Component: 2000 - total flux cleaned = -0.000454321 Jy ! Component: 2050 - total flux cleaned = -0.000423051 Jy ! Component: 2100 - total flux cleaned = -0.000399986 Jy ! Component: 2150 - total flux cleaned = -0.000453429 Jy ! Component: 2200 - total flux cleaned = -0.000423119 Jy ! Component: 2250 - total flux cleaned = -0.000430674 Jy ! Component: 2300 - total flux cleaned = -0.000423066 Jy ! Component: 2350 - total flux cleaned = -0.00043038 Jy ! Component: 2400 - total flux cleaned = -0.000408455 Jy ! Component: 2450 - total flux cleaned = -0.000422866 Jy ! Component: 2500 - total flux cleaned = -0.000437146 Jy ! Component: 2550 - total flux cleaned = -0.00045134 Jy ! Component: 2600 - total flux cleaned = -0.000416233 Jy ! Component: 2650 - total flux cleaned = -0.000430088 Jy ! Component: 2700 - total flux cleaned = -0.000450764 Jy ! Component: 2750 - total flux cleaned = -0.000437106 Jy ! Component: 2800 - total flux cleaned = -0.000423531 Jy ! Component: 2850 - total flux cleaned = -0.000437003 Jy ! Component: 2900 - total flux cleaned = -0.000443685 Jy ! Component: 2950 - total flux cleaned = -0.000456888 Jy ! Component: 3000 - total flux cleaned = -0.000469951 Jy ! Component: 3050 - total flux cleaned = -0.000482932 Jy ! Component: 3100 - total flux cleaned = -0.000489321 Jy ! Component: 3150 - total flux cleaned = -0.000495723 Jy ! Component: 3200 - total flux cleaned = -0.000502092 Jy ! Component: 3250 - total flux cleaned = -0.000502064 Jy ! Component: 3300 - total flux cleaned = -0.000495801 Jy ! Component: 3350 - total flux cleaned = -0.000464815 Jy ! Component: 3400 - total flux cleaned = -0.000489427 Jy ! Component: 3450 - total flux cleaned = -0.000483322 Jy ! Component: 3500 - total flux cleaned = -0.000483358 Jy ! Component: 3550 - total flux cleaned = -0.000477368 Jy ! Component: 3600 - total flux cleaned = -0.000501273 Jy ! Component: 3650 - total flux cleaned = -0.000507151 Jy ! Component: 3700 - total flux cleaned = -0.000501189 Jy ! Component: 3750 - total flux cleaned = -0.000518806 Jy ! Component: 3800 - total flux cleaned = -0.000530429 Jy ! Component: 3850 - total flux cleaned = -0.000518805 Jy ! Component: 3900 - total flux cleaned = -0.000536172 Jy ! Component: 3950 - total flux cleaned = -0.000530408 Jy ! Component: 4000 - total flux cleaned = -0.000536103 Jy ! Component: 4050 - total flux cleaned = -0.000547453 Jy ! Total flux subtracted in 4096 components = -0.000558735 Jy ! Clean residual min=-0.000382 max=0.000381 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.308234 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 417 components and 0.308234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2248+3718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.542 x 3.04 at -18.78 degrees (North through East) ! Clean map min=-0.0007033 max=0.2595 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2248+3718_X_map.fits wmodel /vlbi/uf001/uva//J2248+3718_X_map.mod ! Writing 417 model components to file: /vlbi/uf001/uva//J2248+3718_X_map.mod wobs /vlbi/uf001/uva//J2248+3718_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2248+3718_X_uvs.fits wwins /vlbi/uf001/uva//J2248+3718_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2248+3718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259502 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102581 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.11859 0.11859 0.237179 0.474358 0.948717 1.89743 3.79487 7.58974 15.1795 30.3589 60.7179 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2529.73 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2248+3718_X_dfm.log closed on Mon Jan 14 06:24:26 2019