! Started logfile: /vlbi/bp222/maps//J2258+5719_X_dfm.log on Mon Jan 14 17:27:04 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/bp222/maps//J2258+5719_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2258+5719_X_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 92 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.790056 visibilities/baseline/integration-bin. ! Found source: J2258+5719 ! ! 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 47100 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 J2258+5719_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 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004435Jy sigma=17.153098 ! Fit after self-cal, rms=0.902260Jy sigma=15.287884 ! 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=0.6787 mas, bmaj=1.426 mas, bpa=6.429 degrees ! Estimated noise=0.437149 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 = 0.0686049 Jy ! Component: 100 - total flux cleaned = 0.0999802 Jy ! Total flux subtracted in 100 components = 0.0999802 Jy ! Clean residual min=-0.004460 max=0.015574 Jy/beam ! Clean residual mean=-0.000006 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 0.0999802 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0999802 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=0.065352Jy sigma=1.062972 ! Fit after self-cal, rms=0.064336Jy sigma=1.049613 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199935 Jy ! Component: 100 - total flux cleaned = 0.0305167 Jy ! Total flux subtracted in 100 components = 0.0305167 Jy ! Clean residual min=-0.002689 max=0.007027 Jy/beam ! Clean residual mean=-0.000002 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.130497 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.130497 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=0.056243Jy sigma=0.888147 ! Fit after self-cal, rms=0.056025Jy sigma=0.885913 ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798782 Jy ! Component: 100 - total flux cleaned = 0.0119416 Jy ! Total flux subtracted in 100 components = 0.0119416 Jy ! Clean residual min=-0.002069 max=0.001962 Jy/beam ! Clean residual mean=-0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.142438 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.142438 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=0.054881Jy sigma=0.864104 ! Fit after self-cal, rms=0.054805Jy sigma=0.863364 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282869 Jy ! Component: 100 - total flux cleaned = 0.00354911 Jy ! Total flux subtracted in 100 components = 0.00354911 Jy ! Clean residual min=-0.001961 max=0.001852 Jy/beam ! Clean residual mean=-0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.145988 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.145988 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=0.054685Jy sigma=0.861550 ! Fit after self-cal, rms=0.054669Jy sigma=0.861462 ! 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=0.923 mas, bmaj=1.774 mas, bpa=5.94 degrees ! Estimated noise=0.198229 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 = -6.76335e-05 Jy ! Component: 100 - total flux cleaned = -0.000301474 Jy ! Component: 150 - total flux cleaned = -0.000486537 Jy ! Component: 200 - total flux cleaned = -0.000552059 Jy ! Total flux subtracted in 200 components = -0.000552059 Jy ! Clean residual min=-0.001709 max=0.001347 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.145436 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 0.145436 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=0.054633Jy sigma=0.860921 ! Fit after self-cal, rms=0.054616Jy sigma=0.860849 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.923 x 1.774 at 5.94 degrees (North through East) ! Clean map min=-0.0017067 max=0.095492 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.03 KP 0.95 ! LA 0.95 MK 1.08 NL 0.99 OV 0.98 ! PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HN 1.05 KP 1.05 ! LA 1.00 MK 1.05 NL 0.92 OV 1.03 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.95 KP 0.95 ! LA 0.99 MK 1.13 NL 0.98 OV 0.96 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HN 0.97 KP 1.02 ! LA 0.98 MK 1.00 NL 0.95 OV 1.03 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.96 KP 0.97 ! LA 1.01 MK 1.02 NL 0.99 OV 0.97 ! PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HN 0.99 KP 1.01 ! LA 1.00 MK 0.99 NL 0.96 OV 1.03 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 0.96 ! LA 0.98 MK 1.02 NL 0.97 OV 0.95 ! PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 1.02 KP 1.03 ! LA 1.00 MK 1.00 NL 0.97 OV 1.03 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KP 0.97 ! LA 0.95 MK 0.92 NL 0.95 OV 0.94 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 0.98 KP 1.03 ! LA 1.00 MK 0.98 NL 0.94 OV 1.04 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 1.03 KP 0.97 ! LA 0.97 MK 1.02 NL 0.98 OV 0.98 ! PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.04 HN 1.05 KP 1.02 ! LA 1.01 MK 0.94 NL 0.94 OV 1.01 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.94 KP 0.97 ! LA 0.95 MK 0.85 NL 0.98 OV 0.97 ! PT 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.03 HN 1.02 KP 1.02 ! LA 0.99 MK 1.02 NL 0.96 OV 1.03 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.01 KP 0.98 ! LA 0.98 MK 0.93 NL 0.92 OV 1.00 ! PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 HN 0.97 KP 1.03 ! LA 0.98 MK 0.98 NL 0.96 OV 1.02 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.08 KP 0.99 ! LA 0.94 MK 0.86 NL 0.95 OV 1.00 ! PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HN 0.99 KP 1.04 ! LA 0.98 MK 0.94 NL 0.94 OV 1.03 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.98 KP 0.98 ! LA 0.97 MK 0.92 NL 1.00 OV 0.97 ! PT 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.04 HN 1.00 KP 1.03 ! LA 0.98 MK 0.96 NL 0.97 OV 1.01 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.95 KP 1.00 ! LA 0.97 MK 0.91 NL 1.01 OV 0.98 ! PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HN 0.95 KP 1.00 ! LA 0.99 MK 0.92 NL 0.96 OV 1.01 ! PT 1.02 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.98 KP 0.93 ! LA 0.97 MK 0.81 NL 1.02 OV 1.00 ! PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 0.96 KP 1.03 ! LA 0.97 MK 0.85 NL 0.98 OV 1.01 ! PT 1.00 SC 1.03 ! ! ! Fit before self-cal, rms=0.054616Jy sigma=0.860849 ! Fit after self-cal, rms=0.053640Jy sigma=0.857024 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9172 mas, bmaj=1.763 mas, bpa=5.517 degrees ! Estimated noise=0.196695 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 (-2.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120816 Jy ! Component: 100 - total flux cleaned = 0.00157776 Jy ! Component: 150 - total flux cleaned = 0.00176034 Jy ! Component: 200 - total flux cleaned = 0.00184646 Jy ! Total flux subtracted in 200 components = 0.00184646 Jy ! Clean residual min=-0.000916 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.147282 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.147282 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=0.053597Jy sigma=0.856336 ! Fit after self-cal, rms=0.053596Jy sigma=0.856206 ! Inverting map ! Added new window around map position (5.2, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000670862 Jy ! Component: 100 - total flux cleaned = 0.000773351 Jy ! Component: 150 - total flux cleaned = 0.000837276 Jy ! Component: 200 - total flux cleaned = 0.000914813 Jy ! Total flux subtracted in 200 components = 0.000914813 Jy ! Clean residual min=-0.000915 max=0.000836 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.148197 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 0.148197 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=0.053572Jy sigma=0.855809 ! Fit after self-cal, rms=0.053566Jy sigma=0.855769 ! 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=0.053566Jy sigma=0.855769 ! Fit after self-cal, rms=0.053295Jy sigma=0.854890 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9142 mas, bmaj=1.763 mas, bpa=5.385 degrees ! Estimated noise=0.196042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000457242 Jy ! Component: 100 - total flux cleaned = 0.000707468 Jy ! Component: 150 - total flux cleaned = 0.000777654 Jy ! Component: 200 - total flux cleaned = 0.000825109 Jy ! Total flux subtracted in 200 components = 0.000825109 Jy ! Clean residual min=-0.000763 max=0.000822 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.149022 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 66 components and 0.149022 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=0.053279Jy sigma=0.854658 ! Fit after self-cal, rms=0.053275Jy sigma=0.854624 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 (34.4, -12.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765715 Jy ! Component: 100 - total flux cleaned = 0.000926932 Jy ! Component: 150 - total flux cleaned = 0.000960144 Jy ! Component: 200 - total flux cleaned = 0.000991572 Jy ! Total flux subtracted in 200 components = 0.000991572 Jy ! Clean residual min=-0.000770 max=0.000705 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.150013 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.150014 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=0.053260Jy sigma=0.854365 ! Fit after self-cal, rms=0.053258Jy sigma=0.854347 ! 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=0.053258Jy sigma=0.854347 ! Fit after self-cal, rms=0.053223Jy sigma=0.853198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.762 mas, bpa=5.345 degrees ! Estimated noise=0.195583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442441 Jy ! Component: 100 - total flux cleaned = 0.000647206 Jy ! Component: 150 - total flux cleaned = 0.00076638 Jy ! Component: 200 - total flux cleaned = 0.000794184 Jy ! Total flux subtracted in 200 components = 0.000794184 Jy ! Clean residual min=-0.000712 max=0.000671 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.150808 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 85 components and 0.150808 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=0.053213Jy sigma=0.853043 ! Fit after self-cal, rms=0.053215Jy sigma=0.853012 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 = 6.72544e-05 Jy ! Component: 100 - total flux cleaned = 0.000108262 Jy ! Component: 150 - total flux cleaned = 0.000120751 Jy ! Component: 200 - total flux cleaned = 0.000132775 Jy ! Total flux subtracted in 200 components = 0.000132775 Jy ! Clean residual min=-0.000706 max=0.000669 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.15094 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 92 components and 0.15094 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=0.053208Jy sigma=0.852916 ! Fit after self-cal, rms=0.053207Jy sigma=0.852910 ! 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=0.053207Jy sigma=0.852910 ! Fit after self-cal, rms=0.053132Jy sigma=0.852887 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.39 mas, bmaj=2.772 mas, bpa=7.135 degrees ! Estimated noise=0.240683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209573 Jy ! Component: 100 - total flux cleaned = 0.000254406 Jy ! Component: 150 - total flux cleaned = 0.000273133 Jy ! Component: 200 - total flux cleaned = 0.00028173 Jy ! Total flux subtracted in 200 components = 0.00028173 Jy ! Clean residual min=-0.000806 max=0.000790 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.151222 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.151222 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=0.053130Jy sigma=0.852865 ! Fit after self-cal, rms=0.053129Jy sigma=0.852849 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 = 1.81098e-05 Jy ! Component: 100 - total flux cleaned = 5.15939e-05 Jy ! Component: 150 - total flux cleaned = 5.15088e-05 Jy ! Component: 200 - total flux cleaned = 5.82962e-05 Jy ! Total flux subtracted in 200 components = 5.82962e-05 Jy ! Clean residual min=-0.000792 max=0.000777 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.15128 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 0.15128 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=0.053127Jy sigma=0.852821 ! Fit after self-cal, rms=0.053126Jy sigma=0.852809 ! 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=0.9107 mas, bmaj=1.762 mas, bpa=5.349 degrees ! Estimated noise=0.195325 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9107 x 1.762 at 5.349 degrees (North through East) ! Clean map min=-0.00066069 max=0.09343 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=0.6721 mas, bmaj=1.418 mas, bpa=5.87 degrees ! Estimated noise=0.425459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0691262 Jy ! Component: 100 - total flux cleaned = 0.101974 Jy ! Component: 150 - total flux cleaned = 0.119602 Jy ! Component: 200 - total flux cleaned = 0.13004 Jy ! Total flux subtracted in 200 components = 0.13004 Jy ! Clean residual min=-0.002092 max=0.005358 Jy/beam ! Clean residual mean=-0.000002 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.13004 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.13004 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9107 mas, bmaj=1.762 mas, bpa=5.349 degrees ! Estimated noise=0.195325 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 = 0.00897244 Jy ! Component: 100 - total flux cleaned = 0.0131128 Jy ! Component: 150 - total flux cleaned = 0.0153521 Jy ! Component: 200 - total flux cleaned = 0.0168769 Jy ! Total flux subtracted in 200 components = 0.0168769 Jy ! Clean residual min=-0.000792 max=0.000921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.146917 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 0.146917 Jy ! Inverting map ! Added new window around map position (0.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118337 Jy ! Component: 100 - total flux cleaned = 0.00211502 Jy ! Component: 150 - total flux cleaned = 0.00287306 Jy ! Component: 200 - total flux cleaned = 0.00331394 Jy ! Total flux subtracted in 200 components = 0.00331394 Jy ! Clean residual min=-0.000728 max=0.000707 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.150231 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 52 components and 0.150231 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=2.39 mas, bmaj=2.772 mas, bpa=7.135 degrees ! Estimated noise=0.240683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000475085 Jy ! Component: 100 - total flux cleaned = 0.000628039 Jy ! Component: 150 - total flux cleaned = 0.000772872 Jy ! Component: 200 - total flux cleaned = 0.000870107 Jy ! Total flux subtracted in 200 components = 0.000870107 Jy ! Clean residual min=-0.000829 max=0.000810 Jy/beam ! Clean residual mean=0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.151101 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 = 9.7559e-05 Jy ! Component: 100 - total flux cleaned = 0.000140611 Jy ! Component: 150 - total flux cleaned = 0.000180028 Jy ! Component: 200 - total flux cleaned = 0.000207128 Jy ! Total flux subtracted in 200 components = 0.000207128 Jy ! Clean residual min=-0.000800 max=0.000788 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.151308 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 88 components and 0.151308 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9107 mas, bmaj=1.762 mas, bpa=5.349 degrees ! Estimated noise=0.195325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.72812e-05 Jy ! Component: 100 - total flux cleaned = 1.50707e-05 Jy ! Component: 150 - total flux cleaned = 6.52747e-05 Jy ! Component: 200 - total flux cleaned = 9.642e-05 Jy ! Total flux subtracted in 200 components = 9.642e-05 Jy ! Clean residual min=-0.000690 max=0.000677 Jy/beam ! Clean residual mean=0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.151404 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 0.151404 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=0.053118Jy sigma=0.852758 ! Fit after self-cal, rms=0.053099Jy sigma=0.852461 wmodel J2258+5719_X_map.mod ! Writing 98 model components to file: J2258+5719_X_map.mod wobs J2258+5719_X_uvs.fits ! Writing UV FITS file: J2258+5719_X_uvs.fits wwins J2258+5719_X_map.win ! wwins: Wrote 6 windows to J2258+5719_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 = -0.000107058 Jy ! Component: 100 - total flux cleaned = -0.000118644 Jy ! Component: 150 - total flux cleaned = -0.00018813 Jy ! Component: 200 - total flux cleaned = -0.000278117 Jy ! Component: 250 - total flux cleaned = -0.000409681 Jy ! Component: 300 - total flux cleaned = -0.000495727 Jy ! Component: 350 - total flux cleaned = -0.000601582 Jy ! Component: 400 - total flux cleaned = -0.000716079 Jy ! Component: 450 - total flux cleaned = -0.000798021 Jy ! Component: 500 - total flux cleaned = -0.000899172 Jy ! Component: 550 - total flux cleaned = -0.000989025 Jy ! Component: 600 - total flux cleaned = -0.00109741 Jy ! Component: 650 - total flux cleaned = -0.00114619 Jy ! Component: 700 - total flux cleaned = -0.00122331 Jy ! Component: 750 - total flux cleaned = -0.00129941 Jy ! Component: 800 - total flux cleaned = -0.00132754 Jy ! Component: 850 - total flux cleaned = -0.0013835 Jy ! Component: 900 - total flux cleaned = -0.00147565 Jy ! Component: 950 - total flux cleaned = -0.00148462 Jy ! Component: 1000 - total flux cleaned = -0.00154786 Jy ! Component: 1050 - total flux cleaned = -0.00155686 Jy ! Component: 1100 - total flux cleaned = -0.00161901 Jy ! Component: 1150 - total flux cleaned = -0.00165423 Jy ! Component: 1200 - total flux cleaned = -0.0016717 Jy ! Component: 1250 - total flux cleaned = -0.00174092 Jy ! Component: 1300 - total flux cleaned = -0.00175825 Jy ! Component: 1350 - total flux cleaned = -0.00181783 Jy ! Component: 1400 - total flux cleaned = -0.00185164 Jy ! Component: 1450 - total flux cleaned = -0.00186003 Jy ! Component: 1500 - total flux cleaned = -0.00186829 Jy ! Component: 1550 - total flux cleaned = -0.00186816 Jy ! Component: 1600 - total flux cleaned = -0.00191764 Jy ! Component: 1650 - total flux cleaned = -0.00191773 Jy ! Component: 1700 - total flux cleaned = -0.00196645 Jy ! Component: 1750 - total flux cleaned = -0.00192596 Jy ! Component: 1800 - total flux cleaned = -0.00200628 Jy ! Component: 1850 - total flux cleaned = -0.00199028 Jy ! Component: 1900 - total flux cleaned = -0.00198237 Jy ! Component: 1950 - total flux cleaned = -0.00200598 Jy ! Component: 2000 - total flux cleaned = -0.00204523 Jy ! Component: 2050 - total flux cleaned = -0.0020452 Jy ! Component: 2100 - total flux cleaned = -0.00205294 Jy ! Component: 2150 - total flux cleaned = -0.00206839 Jy ! Component: 2200 - total flux cleaned = -0.00208361 Jy ! Component: 2250 - total flux cleaned = -0.00207594 Jy ! Component: 2300 - total flux cleaned = -0.00207602 Jy ! Component: 2350 - total flux cleaned = -0.00211355 Jy ! Component: 2400 - total flux cleaned = -0.0021285 Jy ! Component: 2450 - total flux cleaned = -0.00212104 Jy ! Component: 2500 - total flux cleaned = -0.00215803 Jy ! Component: 2550 - total flux cleaned = -0.00215809 Jy ! Component: 2600 - total flux cleaned = -0.00223118 Jy ! Component: 2650 - total flux cleaned = -0.00225299 Jy ! Component: 2700 - total flux cleaned = -0.00228192 Jy ! Component: 2750 - total flux cleaned = -0.00229627 Jy ! Component: 2800 - total flux cleaned = -0.00233927 Jy ! Component: 2850 - total flux cleaned = -0.00236061 Jy ! Component: 2900 - total flux cleaned = -0.00236774 Jy ! Component: 2950 - total flux cleaned = -0.00240302 Jy ! Component: 3000 - total flux cleaned = -0.00243121 Jy ! Component: 3050 - total flux cleaned = -0.00245218 Jy ! Component: 3100 - total flux cleaned = -0.00249389 Jy ! Component: 3150 - total flux cleaned = -0.00252848 Jy ! Component: 3200 - total flux cleaned = -0.00259044 Jy ! Component: 3250 - total flux cleaned = -0.00256988 Jy ! Component: 3300 - total flux cleaned = -0.00264487 Jy ! Component: 3350 - total flux cleaned = -0.00264491 Jy ! Component: 3400 - total flux cleaned = -0.00267196 Jy ! Component: 3450 - total flux cleaned = -0.00270561 Jy ! Component: 3500 - total flux cleaned = -0.00273915 Jy ! Component: 3550 - total flux cleaned = -0.00271915 Jy ! Component: 3600 - total flux cleaned = -0.0027457 Jy ! Component: 3650 - total flux cleaned = -0.00279852 Jy ! Component: 3700 - total flux cleaned = -0.00281825 Jy ! Component: 3750 - total flux cleaned = -0.00281818 Jy ! Component: 3800 - total flux cleaned = -0.00286385 Jy ! Component: 3850 - total flux cleaned = -0.00285735 Jy ! Component: 3900 - total flux cleaned = -0.00285734 Jy ! Component: 3950 - total flux cleaned = -0.00288953 Jy ! Component: 4000 - total flux cleaned = -0.00288952 Jy ! Component: 4050 - total flux cleaned = -0.0029151 Jy ! Total flux subtracted in 4096 components = -0.0029024 Jy ! Clean residual min=-0.000337 max=0.000485 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.148502 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 393 components and 0.148502 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2258+5719_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9107 x 1.762 at 5.349 degrees (North through East) ! Clean map min=-0.00055805 max=0.093245 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2258+5719_X_map.fits wmodel /vlbi/bp222/maps//J2258+5719_X_map.mod ! Writing 393 model components to file: /vlbi/bp222/maps//J2258+5719_X_map.mod wobs /vlbi/bp222/maps//J2258+5719_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2258+5719_X_uvs.fits wwins /vlbi/bp222/maps//J2258+5719_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J2258+5719_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0932451 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108876 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.35029 0.35029 0.70058 1.40116 2.80232 5.60464 11.2093 22.4185 44.8371 89.6742 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.093 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 856.433 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2258+5719_X_dfm.log closed on Mon Jan 14 17:27:11 2019