! Started logfile: /vlbi/bp222/maps//J1959+3846_X_dfm.log on Thu Sep 27 11:34:08 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//J1959+3846_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1959+3846_X_uvm.fits ! AN table 1: 92 integrations on 36 of 36 possible baselines. ! AN table 2: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.888011 visibilities/baseline/integration-bin. ! Found source: J1959+3846 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 40440 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 J1959+3846_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 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034680Jy sigma=18.496587 ! Fit after self-cal, rms=0.732089Jy sigma=12.936927 ! 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=0.7207 mas, bmaj=1.721 mas, bpa=10.06 degrees ! Estimated noise=0.454164 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 = 0.192969 Jy ! Component: 100 - total flux cleaned = 0.251996 Jy ! Total flux subtracted in 100 components = 0.251996 Jy ! Clean residual min=-0.007119 max=0.026942 Jy/beam ! Clean residual mean=0.000000 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.251997 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.251997 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=0.076978Jy sigma=1.355537 ! Fit after self-cal, rms=0.076944Jy sigma=1.354909 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0301068 Jy ! Component: 100 - total flux cleaned = 0.0459715 Jy ! Total flux subtracted in 100 components = 0.0459715 Jy ! Clean residual min=-0.004282 max=0.008009 Jy/beam ! Clean residual mean=0.000003 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 0.297968 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.297968 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=0.060174Jy sigma=1.021047 ! Fit after self-cal, rms=0.060096Jy sigma=1.019954 ! Inverting map ! Added new window around map position (-1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0096086 Jy ! Component: 100 - total flux cleaned = 0.0154914 Jy ! Total flux subtracted in 100 components = 0.0154914 Jy ! Clean residual min=-0.004527 max=0.004798 Jy/beam ! Clean residual mean=0.000004 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.31346 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.313459 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=0.057994Jy sigma=0.979866 ! Fit after self-cal, rms=0.057937Jy sigma=0.979092 ! 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=0.9747 mas, bmaj=2.089 mas, bpa=10.88 degrees ! Estimated noise=0.20193 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 = 0.00496057 Jy ! Component: 100 - total flux cleaned = 0.00624265 Jy ! Component: 150 - total flux cleaned = 0.00711776 Jy ! Component: 200 - total flux cleaned = 0.00773068 Jy ! Total flux subtracted in 200 components = 0.00773068 Jy ! Clean residual min=-0.004403 max=0.006105 Jy/beam ! Clean residual mean=0.000005 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 0.32119 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 39 components and 0.32119 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=0.057261Jy sigma=0.968051 ! Fit after self-cal, rms=0.057249Jy sigma=0.967866 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9747 x 2.089 at 10.88 degrees (North through East) ! Clean map min=-0.0041189 max=0.27014 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 KP 1.04 LA 1.00 ! MK 1.01 NL 0.95 OV 1.04 PT 1.01 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.92 LA 0.90 MK 0.95 ! NL 0.94 OV 0.94 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 1.05 LA 1.00 ! MK 1.04 NL 0.96 OV 1.03 PT 1.02 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 LA 0.92 MK 0.95 ! NL 0.93 OV 0.94 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 KP 1.04 LA 0.99 ! MK 1.02 NL 0.96 OV 1.05 PT 1.02 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.93 LA 0.92 MK 0.94 ! NL 0.94 OV 0.94 PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 1.05 LA 1.01 ! MK 1.03 NL 0.97 OV 1.03 PT 1.02 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.94 LA 0.93 MK 0.96 ! NL 0.95 OV 0.93 PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 KP 1.05 LA 1.01 ! MK 1.01 NL 0.94 OV 1.03 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 LA 0.93 MK 0.92 ! NL 0.94 OV 0.94 PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 KP 1.05 LA 1.00 ! MK 1.00 NL 0.95 OV 1.02 PT 1.01 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.95 LA 0.91 MK 0.94 ! NL 0.93 OV 0.94 PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 1.06 LA 0.99 ! MK 1.02 NL 0.96 OV 1.03 PT 1.00 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 LA 0.91 MK 0.95 ! NL 0.93 OV 0.92 PT 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 1.03 LA 1.00 ! MK 0.98 NL 0.96 OV 1.02 PT 1.01 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 LA 0.93 MK 0.92 ! NL 0.93 OV 0.94 PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 KP 1.05 LA 1.00 ! MK 0.99 NL 0.96 OV 1.02 PT 1.01 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 LA 0.91 MK 0.91 ! NL 0.95 OV 0.93 PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 KP 1.03 LA 1.00 ! MK 0.99 NL 0.95 OV 1.01 PT 1.00 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.96 LA 0.91 MK 0.93 ! NL 0.92 OV 0.94 PT 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 1.03 LA 0.99 ! MK 1.00 NL 0.94 OV 1.02 PT 1.01 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 LA 0.92 MK 0.94 ! NL 0.92 OV 0.94 PT 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 1.03 LA 0.97 ! MK 0.94 NL 0.95 OV 1.02 PT 1.03 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.92 LA 0.92 MK 0.90 ! NL 0.95 OV 0.94 PT 0.89 ! ! ! Fit before self-cal, rms=0.057249Jy sigma=0.967866 ! Fit after self-cal, rms=0.052856Jy sigma=0.881389 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9812 mas, bmaj=2.097 mas, bpa=10.71 degrees ! Estimated noise=0.20163 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 = 0.00156839 Jy ! Component: 100 - total flux cleaned = 0.0015317 Jy ! Component: 150 - total flux cleaned = 0.00149982 Jy ! Component: 200 - total flux cleaned = 0.0015764 Jy ! Total flux subtracted in 200 components = 0.0015764 Jy ! Clean residual min=-0.001457 max=0.001453 Jy/beam ! Clean residual mean=0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.322767 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.322767 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=0.052759Jy sigma=0.879781 ! Fit after self-cal, rms=0.052737Jy sigma=0.879335 ! 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=0.052737Jy sigma=0.879335 ! Fit after self-cal, rms=0.052610Jy sigma=0.875968 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9811 mas, bmaj=2.095 mas, bpa=10.67 degrees ! Estimated noise=0.201595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654742 Jy ! Component: 100 - total flux cleaned = 0.000743155 Jy ! Component: 150 - total flux cleaned = 0.000706988 Jy ! Component: 200 - total flux cleaned = 0.000691449 Jy ! Total flux subtracted in 200 components = 0.000691449 Jy ! Clean residual min=-0.000998 max=0.001289 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.323458 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.323458 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=0.052577Jy sigma=0.875392 ! Fit after self-cal, rms=0.052569Jy sigma=0.875252 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, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000963029 Jy ! Component: 100 - total flux cleaned = 0.00127784 Jy ! Component: 150 - total flux cleaned = 0.00132997 Jy ! Component: 200 - total flux cleaned = 0.00137219 Jy ! Total flux subtracted in 200 components = 0.00137219 Jy ! Clean residual min=-0.000976 max=0.000979 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.32483 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.32483 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=0.052530Jy sigma=0.874526 ! Fit after self-cal, rms=0.052527Jy sigma=0.874472 ! 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=0.052527Jy sigma=0.874472 ! Fit after self-cal, rms=0.052458Jy sigma=0.872846 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9808 mas, bmaj=2.095 mas, bpa=10.64 degrees ! Estimated noise=0.201498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621168 Jy ! Component: 100 - total flux cleaned = 0.000729076 Jy ! Component: 150 - total flux cleaned = 0.000696517 Jy ! Component: 200 - total flux cleaned = 0.000697157 Jy ! Total flux subtracted in 200 components = 0.000697157 Jy ! Clean residual min=-0.000773 max=0.000830 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.325527 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.325527 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=0.052442Jy sigma=0.872588 ! Fit after self-cal, rms=0.052441Jy sigma=0.872551 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 (11.2, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000727934 Jy ! Component: 100 - total flux cleaned = 0.000911324 Jy ! Component: 150 - total flux cleaned = 0.0010642 Jy ! Component: 200 - total flux cleaned = 0.00118787 Jy ! Total flux subtracted in 200 components = 0.00118787 Jy ! Clean residual min=-0.000729 max=0.000728 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.326715 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 86 components and 0.326715 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=0.052427Jy sigma=0.872302 ! Fit after self-cal, rms=0.052426Jy sigma=0.872282 ! 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=0.052426Jy sigma=0.872282 ! Fit after self-cal, rms=0.052427Jy sigma=0.872241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.268 mas, bmaj=2.878 mas, bpa=16.57 degrees ! Estimated noise=0.237724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000361144 Jy ! Component: 100 - total flux cleaned = 0.000514085 Jy ! Component: 150 - total flux cleaned = 0.000614929 Jy ! Component: 200 - total flux cleaned = 0.000673644 Jy ! Total flux subtracted in 200 components = 0.000673644 Jy ! Clean residual min=-0.000807 max=0.000758 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.327389 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.327389 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=0.052423Jy sigma=0.872164 ! Fit after self-cal, rms=0.052423Jy sigma=0.872147 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 = 4.16697e-05 Jy ! Component: 100 - total flux cleaned = 8.31836e-05 Jy ! Component: 150 - total flux cleaned = 0.000146127 Jy ! Component: 200 - total flux cleaned = 0.000207156 Jy ! Total flux subtracted in 200 components = 0.000207156 Jy ! Clean residual min=-0.000802 max=0.000754 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.327596 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 0.327596 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=0.052421Jy sigma=0.872119 ! Fit after self-cal, rms=0.052420Jy sigma=0.872105 ! 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=0.9808 mas, bmaj=2.096 mas, bpa=10.62 degrees ! Estimated noise=0.20147 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9808 x 2.096 at 10.62 degrees (North through East) ! Clean map min=-0.00068585 max=0.26857 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=0.7252 mas, bmaj=1.724 mas, bpa=9.752 degrees ! Estimated noise=0.455246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.193446 Jy ! Component: 100 - total flux cleaned = 0.251768 Jy ! Component: 150 - total flux cleaned = 0.281288 Jy ! Component: 200 - total flux cleaned = 0.297225 Jy ! Total flux subtracted in 200 components = 0.297225 Jy ! Clean residual min=-0.003140 max=0.007990 Jy/beam ! Clean residual mean=-0.000001 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.297225 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.297225 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9808 mas, bmaj=2.096 mas, bpa=10.62 degrees ! Estimated noise=0.20147 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 = 0.0130131 Jy ! Component: 100 - total flux cleaned = 0.0191645 Jy ! Component: 150 - total flux cleaned = 0.0225566 Jy ! Component: 200 - total flux cleaned = 0.0246768 Jy ! Total flux subtracted in 200 components = 0.0246768 Jy ! Clean residual min=-0.001011 max=0.001208 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.321902 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 32 components and 0.321902 Jy ! Inverting map ! Added new window around map position (-1.8, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150844 Jy ! Component: 100 - total flux cleaned = 0.00263872 Jy ! Component: 150 - total flux cleaned = 0.0034161 Jy ! Component: 200 - total flux cleaned = 0.00391362 Jy ! Total flux subtracted in 200 components = 0.00391362 Jy ! Clean residual min=-0.000785 max=0.000834 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.325815 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 54 components and 0.325815 Jy ! Inverting map ! Added new window around map position (16.4, 25.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00063363 Jy ! Component: 100 - total flux cleaned = 0.00100922 Jy ! Component: 150 - total flux cleaned = 0.00132372 Jy ! Component: 200 - total flux cleaned = 0.00160703 Jy ! Total flux subtracted in 200 components = 0.00160703 Jy ! Clean residual min=-0.000720 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.327422 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.327423 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=2.268 mas, bmaj=2.878 mas, bpa=16.57 degrees ! Estimated noise=0.237724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025865 Jy ! Component: 100 - total flux cleaned = 0.000345701 Jy ! Component: 150 - total flux cleaned = 0.000457329 Jy ! Component: 200 - total flux cleaned = 0.000555563 Jy ! Total flux subtracted in 200 components = 0.000555563 Jy ! Clean residual min=-0.000813 max=0.000761 Jy/beam ! Clean residual mean=-0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.327978 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 = 8.75402e-05 Jy ! Component: 100 - total flux cleaned = 0.000139615 Jy ! Component: 150 - total flux cleaned = 0.000194542 Jy ! Component: 200 - total flux cleaned = 0.000244606 Jy ! Total flux subtracted in 200 components = 0.000244606 Jy ! Clean residual min=-0.000782 max=0.000740 Jy/beam ! Clean residual mean=-0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.328223 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 102 components and 0.328223 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9808 mas, bmaj=2.096 mas, bpa=10.62 degrees ! Estimated noise=0.20147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.68553e-05 Jy ! Component: 100 - total flux cleaned = 9.23032e-05 Jy ! Component: 150 - total flux cleaned = 0.000120881 Jy ! Component: 200 - total flux cleaned = 0.000134804 Jy ! Total flux subtracted in 200 components = 0.000134804 Jy ! Clean residual min=-0.000678 max=0.000733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.328358 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 0.328358 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=0.052425Jy sigma=0.872077 ! Fit after self-cal, rms=0.052421Jy sigma=0.872050 wmodel J1959+3846_X_map.mod ! Writing 116 model components to file: J1959+3846_X_map.mod wobs J1959+3846_X_uvs.fits ! Writing UV FITS file: J1959+3846_X_uvs.fits wwins J1959+3846_X_map.win ! wwins: Wrote 6 windows to J1959+3846_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 = 5.69104e-05 Jy ! Component: 100 - total flux cleaned = 5.69719e-05 Jy ! Component: 150 - total flux cleaned = 2.06565e-05 Jy ! Component: 200 - total flux cleaned = -3.8241e-05 Jy ! Component: 250 - total flux cleaned = -0.000118888 Jy ! Component: 300 - total flux cleaned = -0.000208627 Jy ! Component: 350 - total flux cleaned = -0.000263566 Jy ! Component: 400 - total flux cleaned = -0.000360605 Jy ! Component: 450 - total flux cleaned = -0.000392509 Jy ! Component: 500 - total flux cleaned = -0.00047612 Jy ! Component: 550 - total flux cleaned = -0.000537687 Jy ! Component: 600 - total flux cleaned = -0.000608639 Jy ! Component: 650 - total flux cleaned = -0.000658602 Jy ! Component: 700 - total flux cleaned = -0.000698385 Jy ! Component: 750 - total flux cleaned = -0.000786494 Jy ! Component: 800 - total flux cleaned = -0.000805871 Jy ! Component: 850 - total flux cleaned = -0.000892098 Jy ! Component: 900 - total flux cleaned = -0.000948983 Jy ! Component: 950 - total flux cleaned = -0.0010051 Jy ! Component: 1000 - total flux cleaned = -0.00105152 Jy ! Component: 1050 - total flux cleaned = -0.00111573 Jy ! Component: 1100 - total flux cleaned = -0.00119736 Jy ! Component: 1150 - total flux cleaned = -0.00124202 Jy ! Component: 1200 - total flux cleaned = -0.00126872 Jy ! Component: 1250 - total flux cleaned = -0.001357 Jy ! Component: 1300 - total flux cleaned = -0.00140948 Jy ! Component: 1350 - total flux cleaned = -0.00148741 Jy ! Component: 1400 - total flux cleaned = -0.00155624 Jy ! Component: 1450 - total flux cleaned = -0.00161577 Jy ! Component: 1500 - total flux cleaned = -0.00162413 Jy ! Component: 1550 - total flux cleaned = -0.00169134 Jy ! Component: 1600 - total flux cleaned = -0.00173296 Jy ! Component: 1650 - total flux cleaned = -0.00178255 Jy ! Component: 1700 - total flux cleaned = -0.00180709 Jy ! Component: 1750 - total flux cleaned = -0.00183961 Jy ! Component: 1800 - total flux cleaned = -0.00188016 Jy ! Component: 1850 - total flux cleaned = -0.00191228 Jy ! Component: 1900 - total flux cleaned = -0.00192038 Jy ! Component: 1950 - total flux cleaned = -0.00194413 Jy ! Component: 2000 - total flux cleaned = -0.002015 Jy ! Component: 2050 - total flux cleaned = -0.00203844 Jy ! Component: 2100 - total flux cleaned = -0.00203073 Jy ! Component: 2150 - total flux cleaned = -0.00206156 Jy ! Component: 2200 - total flux cleaned = -0.00206933 Jy ! Component: 2250 - total flux cleaned = -0.00209985 Jy ! Component: 2300 - total flux cleaned = -0.00210738 Jy ! Component: 2350 - total flux cleaned = -0.0021375 Jy ! Component: 2400 - total flux cleaned = -0.0021599 Jy ! Component: 2450 - total flux cleaned = -0.0021524 Jy ! Component: 2500 - total flux cleaned = -0.00215983 Jy ! Component: 2550 - total flux cleaned = -0.00216723 Jy ! Component: 2600 - total flux cleaned = -0.00218196 Jy ! Component: 2650 - total flux cleaned = -0.00217466 Jy ! Component: 2700 - total flux cleaned = -0.00219646 Jy ! Component: 2750 - total flux cleaned = -0.00221095 Jy ! Component: 2800 - total flux cleaned = -0.00220373 Jy ! Component: 2850 - total flux cleaned = -0.0021895 Jy ! Component: 2900 - total flux cleaned = -0.0022321 Jy ! Component: 2950 - total flux cleaned = -0.00220381 Jy ! Component: 3000 - total flux cleaned = -0.00220382 Jy ! Component: 3050 - total flux cleaned = -0.00221778 Jy ! Component: 3100 - total flux cleaned = -0.00222475 Jy ! Component: 3150 - total flux cleaned = -0.00221087 Jy ! Component: 3200 - total flux cleaned = -0.00223156 Jy ! Component: 3250 - total flux cleaned = -0.00223843 Jy ! Component: 3300 - total flux cleaned = -0.00223153 Jy ! Component: 3350 - total flux cleaned = -0.00223825 Jy ! Component: 3400 - total flux cleaned = -0.00222475 Jy ! Component: 3450 - total flux cleaned = -0.00222481 Jy ! Component: 3500 - total flux cleaned = -0.00223821 Jy ! Component: 3550 - total flux cleaned = -0.00224488 Jy ! Component: 3600 - total flux cleaned = -0.00223824 Jy ! Component: 3650 - total flux cleaned = -0.00223824 Jy ! Component: 3700 - total flux cleaned = -0.0022448 Jy ! Component: 3750 - total flux cleaned = -0.00223827 Jy ! Component: 3800 - total flux cleaned = -0.00225132 Jy ! Component: 3850 - total flux cleaned = -0.00223843 Jy ! Component: 3900 - total flux cleaned = -0.00225131 Jy ! Component: 3950 - total flux cleaned = -0.00227059 Jy ! Component: 4000 - total flux cleaned = -0.00226421 Jy ! Component: 4050 - total flux cleaned = -0.00225146 Jy ! Total flux subtracted in 4096 components = -0.0022578 Jy ! Clean residual min=-0.000345 max=0.000454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.3261 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 412 components and 0.3261 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1959+3846_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9808 x 2.096 at 10.62 degrees (North through East) ! Clean map min=-0.00063232 max=0.26888 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1959+3846_X_map.fits wmodel /vlbi/bp222/maps//J1959+3846_X_map.mod ! Writing 412 model components to file: /vlbi/bp222/maps//J1959+3846_X_map.mod wobs /vlbi/bp222/maps//J1959+3846_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1959+3846_X_uvs.fits wwins /vlbi/bp222/maps//J1959+3846_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J1959+3846_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.268876 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109382 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.122043 0.122043 0.244087 0.488173 0.976346 1.95269 3.90538 7.81077 15.6215 31.2431 62.4862 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.268 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2458.14 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1959+3846_X_dfm.log closed on Thu Sep 27 11:34:14 2018