! Started logfile: /vlbi/bp222/maps//J1638+5720_X_dfm.log on Thu Sep 27 11:23:46 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//J1638+5720_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1638+5720_X_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 16 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.965774 visibilities/baseline/integration-bin. ! Found source: J1638+5720 ! ! 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 7788 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 J1638+5720_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. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.964314Jy sigma=27.249343 ! Fit after self-cal, rms=0.689638Jy sigma=9.690278 ! 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=0.9973 mas, bmaj=1.591 mas, bpa=22.07 degrees ! Estimated noise=1.338 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 = 1.28401 Jy ! Component: 100 - total flux cleaned = 1.56919 Jy ! Total flux subtracted in 100 components = 1.56919 Jy ! Clean residual min=-0.067478 max=0.096104 Jy/beam ! Clean residual mean=-0.000036 rms=0.017909 Jy/beam ! Combined flux in latest and established models = 1.56919 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.56919 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=0.211660Jy sigma=3.071506 ! Fit after self-cal, rms=0.211548Jy sigma=3.070257 ! 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=1.263 mas, bmaj=1.767 mas, bpa=20.14 degrees ! Estimated noise=0.629796 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 = 0.118872 Jy ! Component: 100 - total flux cleaned = 0.178556 Jy ! Component: 150 - total flux cleaned = 0.213747 Jy ! Component: 200 - total flux cleaned = 0.235782 Jy ! Total flux subtracted in 200 components = 0.235782 Jy ! Clean residual min=-0.058794 max=0.047574 Jy/beam ! Clean residual mean=-0.000015 rms=0.010594 Jy/beam ! Combined flux in latest and established models = 1.80497 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 28 components and 1.80497 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=0.145493Jy sigma=1.989882 ! Fit after self-cal, rms=0.144271Jy sigma=1.975007 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.263 x 1.767 at 20.14 degrees (North through East) ! Clean map min=-0.053649 max=1.6679 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.15 KP 1.02 ! MK 1.01 NL 0.88 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 KP 1.03 LA 1.00 ! NL 0.96 OV 1.04 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.14 KP 1.03 ! MK 1.02 NL 0.87 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 KP 1.03 LA 0.99 ! NL 0.97 OV 1.02 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.13 KP 1.02 ! MK 1.01 NL 0.87 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.03 LA 0.99 ! NL 0.98 OV 1.02 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.14 KP 1.02 ! MK 1.01 NL 0.87 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 KP 1.03 LA 1.00 ! NL 0.99 OV 1.02 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.15 KP 1.03 ! MK 1.00 NL 0.87 OV 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 KP 1.03 LA 1.00 ! NL 0.96 OV 1.01 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.15 KP 1.02 ! MK 1.01 NL 0.86 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.04 KP 1.03 LA 1.00 ! NL 0.96 OV 1.02 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.14 KP 1.02 ! MK 1.01 NL 0.87 OV 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 KP 1.04 LA 0.99 ! NL 0.98 OV 1.01 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.16 KP 1.02 ! MK 1.01 NL 0.86 OV 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 KP 1.01 LA 1.00 ! NL 0.97 OV 1.01 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.17 KP 1.01 ! MK 1.00 NL 0.86 OV 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 KP 1.03 LA 0.99 ! NL 0.96 OV 1.01 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.18 KP 1.01 ! MK 1.00 NL 0.86 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.04 KP 1.01 LA 0.99 ! NL 0.96 OV 1.00 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.18 KP 1.01 ! MK 1.00 NL 0.86 OV 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 KP 1.02 LA 0.99 ! NL 0.96 OV 1.01 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.18 KP 1.01 ! MK 1.00 NL 0.87 OV 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.01 KP 1.03 LA 0.97 ! NL 0.96 OV 1.01 SC 1.00 ! ! ! Fit before self-cal, rms=0.144271Jy sigma=1.975007 ! Fit after self-cal, rms=0.079031Jy sigma=1.021755 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.277 mas, bmaj=1.771 mas, bpa=20.58 degrees ! Estimated noise=0.631081 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 (-1, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294441 Jy ! Component: 100 - total flux cleaned = 0.0429743 Jy ! Component: 150 - total flux cleaned = 0.0490703 Jy ! Component: 200 - total flux cleaned = 0.0499103 Jy ! Total flux subtracted in 200 components = 0.0499103 Jy ! Clean residual min=-0.012525 max=0.016642 Jy/beam ! Clean residual mean=-0.000002 rms=0.003201 Jy/beam ! Combined flux in latest and established models = 1.85488 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 44 components and 1.85488 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=0.067773Jy sigma=0.852872 ! Fit after self-cal, rms=0.066195Jy sigma=0.829837 ! 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=0.066195Jy sigma=0.829837 ! Fit after self-cal, rms=0.063881Jy sigma=0.801644 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.276 mas, bmaj=1.77 mas, bpa=20.88 degrees ! Estimated noise=0.630296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134466 Jy ! Component: 100 - total flux cleaned = 0.0191166 Jy ! Component: 150 - total flux cleaned = 0.0212201 Jy ! Component: 200 - total flux cleaned = 0.0215699 Jy ! Total flux subtracted in 200 components = 0.0215699 Jy ! Clean residual min=-0.008639 max=0.010708 Jy/beam ! Clean residual mean=-0.000002 rms=0.001983 Jy/beam ! Combined flux in latest and established models = 1.87645 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 1.87645 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=0.060746Jy sigma=0.757142 ! Fit after self-cal, rms=0.060353Jy sigma=0.751308 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 (-4.2, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00642469 Jy ! Component: 100 - total flux cleaned = 0.0091475 Jy ! Component: 150 - total flux cleaned = 0.0112682 Jy ! Component: 200 - total flux cleaned = 0.0122405 Jy ! Total flux subtracted in 200 components = 0.0122405 Jy ! Clean residual min=-0.006563 max=0.006392 Jy/beam ! Clean residual mean=-0.000001 rms=0.001458 Jy/beam ! Combined flux in latest and established models = 1.88869 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 1.88869 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=0.058268Jy sigma=0.725001 ! Fit after self-cal, rms=0.058105Jy sigma=0.723950 ! 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=0.058105Jy sigma=0.723950 ! Fit after self-cal, rms=0.057550Jy sigma=0.717086 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.276 mas, bmaj=1.77 mas, bpa=21.05 degrees ! Estimated noise=0.629716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353494 Jy ! Component: 100 - total flux cleaned = 0.0046918 Jy ! Component: 150 - total flux cleaned = 0.00542758 Jy ! Component: 200 - total flux cleaned = 0.0056446 Jy ! Total flux subtracted in 200 components = 0.0056446 Jy ! Clean residual min=-0.005449 max=0.006100 Jy/beam ! Clean residual mean=-0.000000 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 1.89434 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 1.89434 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=0.056786Jy sigma=0.708515 ! Fit after self-cal, rms=0.056725Jy sigma=0.708115 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 (-7.2, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449815 Jy ! Component: 100 - total flux cleaned = 0.00545515 Jy ! Component: 150 - total flux cleaned = 0.00596336 Jy ! Component: 200 - total flux cleaned = 0.00615656 Jy ! Total flux subtracted in 200 components = 0.00615656 Jy ! Clean residual min=-0.004374 max=0.003751 Jy/beam ! Clean residual mean=-0.000000 rms=0.000943 Jy/beam ! Combined flux in latest and established models = 1.90049 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 1.90049 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=0.056057Jy sigma=0.700464 ! Fit after self-cal, rms=0.056037Jy sigma=0.700233 ! 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=0.056037Jy sigma=0.700233 ! Fit after self-cal, rms=0.055973Jy sigma=0.699057 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=2.33 mas, bpa=18.11 degrees ! Estimated noise=0.722213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.05623e-05 Jy ! Component: 100 - total flux cleaned = -0.00022102 Jy ! Component: 150 - total flux cleaned = -0.000400739 Jy ! Component: 200 - total flux cleaned = -0.000552917 Jy ! Total flux subtracted in 200 components = -0.000552917 Jy ! Clean residual min=-0.004018 max=0.003751 Jy/beam ! Clean residual mean=-0.000000 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 1.89994 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 116 components and 1.89994 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=0.055822Jy sigma=0.697075 ! Fit after self-cal, rms=0.055804Jy sigma=0.696920 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 = -5.03551e-05 Jy ! Component: 100 - total flux cleaned = -0.000380368 Jy ! Component: 150 - total flux cleaned = -0.000638628 Jy ! Component: 200 - total flux cleaned = -0.000720308 Jy ! Total flux subtracted in 200 components = -0.000720308 Jy ! Clean residual min=-0.003991 max=0.003700 Jy/beam ! Clean residual mean=-0.000000 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 1.89922 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 127 components and 1.89922 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=0.055730Jy sigma=0.695866 ! Fit after self-cal, rms=0.055714Jy sigma=0.695797 ! 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=1.276 mas, bmaj=1.771 mas, bpa=21.13 degrees ! Estimated noise=0.62968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.276 x 1.771 at 21.13 degrees (North through East) ! Clean map min=-0.0043551 max=1.6729 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 ! Performing amp+phase self-cal ! ! 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=0.055714Jy sigma=0.695797 ! Fit after self-cal, rms=0.051060Jy sigma=0.607582 ! Inverting map and beam ! Estimated beam: bmin=1.276 mas, bmaj=1.771 mas, bpa=21.15 degrees ! Estimated noise=0.629634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166125 Jy ! Component: 100 - total flux cleaned = 0.00195468 Jy ! Component: 150 - total flux cleaned = 0.00214635 Jy ! Component: 200 - total flux cleaned = 0.00232536 Jy ! Total flux subtracted in 200 components = 0.00232536 Jy ! Clean residual min=-0.003413 max=0.002975 Jy/beam ! Clean residual mean=0.000000 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 1.90155 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 140 components and 1.90155 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=0.050816Jy sigma=0.605604 ! Fit after self-cal, rms=0.050805Jy sigma=0.605509 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310836 Jy ! Component: 100 - total flux cleaned = 0.000414108 Jy ! Component: 150 - total flux cleaned = 0.000315657 Jy ! Component: 200 - total flux cleaned = 0.000269293 Jy ! Total flux subtracted in 200 components = 0.000269293 Jy ! Clean residual min=-0.003262 max=0.002753 Jy/beam ! Clean residual mean=0.000000 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 1.90181 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 147 components and 1.90181 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=0.050674Jy sigma=0.604515 ! Fit after self-cal, rms=0.050666Jy sigma=0.604458 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.050666Jy sigma=0.604458 ! Fit after self-cal, rms=0.050669Jy sigma=0.604138 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=1.009 mas, bmaj=1.599 mas, bpa=22.99 degrees ! Estimated noise=1.34117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.28676 Jy ! Component: 100 - total flux cleaned = 1.57135 Jy ! Component: 150 - total flux cleaned = 1.67171 Jy ! Component: 200 - total flux cleaned = 1.72575 Jy ! Total flux subtracted in 200 components = 1.72575 Jy ! Clean residual min=-0.021968 max=0.027794 Jy/beam ! Clean residual mean=-0.000013 rms=0.005317 Jy/beam ! Combined flux in latest and established models = 1.72575 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.72575 Jy ! Inverting map and beam ! Estimated beam: bmin=1.275 mas, bmaj=1.771 mas, bpa=21.2 degrees ! Estimated noise=0.629727 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 = 0.0483456 Jy ! Component: 100 - total flux cleaned = 0.0790324 Jy ! Component: 150 - total flux cleaned = 0.100633 Jy ! Component: 200 - total flux cleaned = 0.116807 Jy ! Total flux subtracted in 200 components = 0.116807 Jy ! Clean residual min=-0.008294 max=0.010804 Jy/beam ! Clean residual mean=-0.000006 rms=0.002430 Jy/beam ! Combined flux in latest and established models = 1.84256 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 41 components and 1.84256 Jy ! Inverting map ! Added new window around map position (-23.8, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012687 Jy ! Component: 100 - total flux cleaned = 0.0224117 Jy ! Component: 150 - total flux cleaned = 0.0301109 Jy ! Component: 200 - total flux cleaned = 0.0364713 Jy ! Total flux subtracted in 200 components = 0.0364713 Jy ! Clean residual min=-0.005534 max=0.005414 Jy/beam ! Clean residual mean=-0.000003 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 1.87903 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 56 components and 1.87903 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=2.123 mas, bmaj=2.33 mas, bpa=18.23 degrees ! Estimated noise=0.722398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00722187 Jy ! Component: 100 - total flux cleaned = 0.011382 Jy ! Component: 150 - total flux cleaned = 0.0143864 Jy ! Component: 200 - total flux cleaned = 0.0168496 Jy ! Total flux subtracted in 200 components = 0.0168496 Jy ! Clean residual min=-0.004164 max=0.003770 Jy/beam ! Clean residual mean=-0.000002 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 1.89588 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 = 0.00174274 Jy ! Component: 100 - total flux cleaned = 0.00306312 Jy ! Component: 150 - total flux cleaned = 0.00382876 Jy ! Component: 200 - total flux cleaned = 0.00424092 Jy ! Total flux subtracted in 200 components = 0.00424092 Jy ! Clean residual min=-0.003585 max=0.003517 Jy/beam ! Clean residual mean=-0.000001 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 1.90012 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 104 components and 1.90012 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.275 mas, bmaj=1.771 mas, bpa=21.2 degrees ! Estimated noise=0.629727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317855 Jy ! Component: 100 - total flux cleaned = -0.000650548 Jy ! Component: 150 - total flux cleaned = -0.000544017 Jy ! Component: 200 - total flux cleaned = -0.000357659 Jy ! Total flux subtracted in 200 components = -0.000357659 Jy ! Clean residual min=-0.003583 max=0.003178 Jy/beam ! Clean residual mean=-0.000000 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 1.89976 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 123 components and 1.89976 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=0.050986Jy sigma=0.608036 ! Fit after self-cal, rms=0.050929Jy sigma=0.607084 wmodel J1638+5720_X_map.mod ! Writing 123 model components to file: J1638+5720_X_map.mod wobs J1638+5720_X_uvs.fits ! Writing UV FITS file: J1638+5720_X_uvs.fits wwins J1638+5720_X_map.win ! wwins: Wrote 5 windows to J1638+5720_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 = 0.000295622 Jy ! Component: 100 - total flux cleaned = 0.000456168 Jy ! Component: 150 - total flux cleaned = 0.000551887 Jy ! Component: 200 - total flux cleaned = 0.000684938 Jy ! Component: 250 - total flux cleaned = 0.000899706 Jy ! Component: 300 - total flux cleaned = 0.00114123 Jy ! Component: 350 - total flux cleaned = 0.00129678 Jy ! Component: 400 - total flux cleaned = 0.00155937 Jy ! Component: 450 - total flux cleaned = 0.00170309 Jy ! Component: 500 - total flux cleaned = 0.00184021 Jy ! Component: 550 - total flux cleaned = 0.00197187 Jy ! Component: 600 - total flux cleaned = 0.00190767 Jy ! Component: 650 - total flux cleaned = 0.00193838 Jy ! Component: 700 - total flux cleaned = 0.00190796 Jy ! Component: 750 - total flux cleaned = 0.00196577 Jy ! Component: 800 - total flux cleaned = 0.00207832 Jy ! Component: 850 - total flux cleaned = 0.00215997 Jy ! Component: 900 - total flux cleaned = 0.00218628 Jy ! Component: 950 - total flux cleaned = 0.00218659 Jy ! Component: 1000 - total flux cleaned = 0.00221249 Jy ! Component: 1050 - total flux cleaned = 0.00221249 Jy ! Component: 1100 - total flux cleaned = 0.00213908 Jy ! Component: 1150 - total flux cleaned = 0.00211476 Jy ! Component: 1200 - total flux cleaned = 0.00206845 Jy ! Component: 1250 - total flux cleaned = 0.00209096 Jy ! Component: 1300 - total flux cleaned = 0.00204664 Jy ! Component: 1350 - total flux cleaned = 0.00202479 Jy ! Component: 1400 - total flux cleaned = 0.0020035 Jy ! Component: 1450 - total flux cleaned = 0.00189916 Jy ! Component: 1500 - total flux cleaned = 0.00194019 Jy ! Component: 1550 - total flux cleaned = 0.00195962 Jy ! Component: 1600 - total flux cleaned = 0.00184082 Jy ! Component: 1650 - total flux cleaned = 0.00182145 Jy ! Component: 1700 - total flux cleaned = 0.0017831 Jy ! Component: 1750 - total flux cleaned = 0.00172699 Jy ! Component: 1800 - total flux cleaned = 0.0016532 Jy ! Component: 1850 - total flux cleaned = 0.00165314 Jy ! Component: 1900 - total flux cleaned = 0.00151042 Jy ! Component: 1950 - total flux cleaned = 0.00151042 Jy ! Component: 2000 - total flux cleaned = 0.00147588 Jy ! Component: 2050 - total flux cleaned = 0.00139096 Jy ! Component: 2100 - total flux cleaned = 0.00137426 Jy ! Component: 2150 - total flux cleaned = 0.0013411 Jy ! Component: 2200 - total flux cleaned = 0.00134114 Jy ! Component: 2250 - total flux cleaned = 0.00132519 Jy ! Component: 2300 - total flux cleaned = 0.00134096 Jy ! Component: 2350 - total flux cleaned = 0.00130987 Jy ! Component: 2400 - total flux cleaned = 0.00131022 Jy ! Component: 2450 - total flux cleaned = 0.00128003 Jy ! Component: 2500 - total flux cleaned = 0.0012653 Jy ! Component: 2550 - total flux cleaned = 0.00126523 Jy ! Component: 2600 - total flux cleaned = 0.00127987 Jy ! Component: 2650 - total flux cleaned = 0.00126513 Jy ! Component: 2700 - total flux cleaned = 0.00129364 Jy ! Component: 2750 - total flux cleaned = 0.00126531 Jy ! Component: 2800 - total flux cleaned = 0.00127932 Jy ! Component: 2850 - total flux cleaned = 0.00126546 Jy ! Component: 2900 - total flux cleaned = 0.00130655 Jy ! Component: 2950 - total flux cleaned = 0.00127937 Jy ! Component: 3000 - total flux cleaned = 0.00130608 Jy ! Component: 3050 - total flux cleaned = 0.00133241 Jy ! Component: 3100 - total flux cleaned = 0.00131912 Jy ! Component: 3150 - total flux cleaned = 0.00129319 Jy ! Component: 3200 - total flux cleaned = 0.00131884 Jy ! Component: 3250 - total flux cleaned = 0.00135692 Jy ! Component: 3300 - total flux cleaned = 0.00135705 Jy ! Component: 3350 - total flux cleaned = 0.00138192 Jy ! Component: 3400 - total flux cleaned = 0.00139423 Jy ! Component: 3450 - total flux cleaned = 0.0014308 Jy ! Component: 3500 - total flux cleaned = 0.00141863 Jy ! Component: 3550 - total flux cleaned = 0.00140669 Jy ! Component: 3600 - total flux cleaned = 0.00143041 Jy ! Component: 3650 - total flux cleaned = 0.00143042 Jy ! Component: 3700 - total flux cleaned = 0.00145388 Jy ! Component: 3750 - total flux cleaned = 0.00143067 Jy ! Component: 3800 - total flux cleaned = 0.00146538 Jy ! Component: 3850 - total flux cleaned = 0.00145397 Jy ! Component: 3900 - total flux cleaned = 0.00145408 Jy ! Component: 3950 - total flux cleaned = 0.0014879 Jy ! Component: 4000 - total flux cleaned = 0.00146558 Jy ! Component: 4050 - total flux cleaned = 0.00146563 Jy ! Total flux subtracted in 4096 components = 0.0014877 Jy ! Clean residual min=-0.000663 max=0.000620 Jy/beam ! Clean residual mean=-0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 1.90125 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 383 components and 1.90125 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1638+5720_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.275 x 1.771 at 21.2 degrees (North through East) ! Clean map min=-0.0022283 max=1.6766 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1638+5720_X_map.fits wmodel /vlbi/bp222/maps//J1638+5720_X_map.mod ! Writing 383 model components to file: /vlbi/bp222/maps//J1638+5720_X_map.mod wobs /vlbi/bp222/maps//J1638+5720_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1638+5720_X_uvs.fits wwins /vlbi/bp222/maps//J1638+5720_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J1638+5720_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.67664 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181894 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0325462 0.0325462 0.0650925 0.130185 0.26037 0.52074 1.04148 2.08296 4.16592 8.33184 16.6637 33.3274 66.6547 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.676 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 9217.65 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1638+5720_X_dfm.log closed on Thu Sep 27 11:23:50 2018