! Started logfile: /vlbi/uf001/uva//J2021+0515_X_dfm.log on Mon Jan 14 05:27:08 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2021+0515_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2021+0515_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.962434 visibilities/baseline/integration-bin. ! Found source: J2021+0515 ! ! 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 21828 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 J2021+0515_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 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037533Jy sigma=23.676839 ! Fit after self-cal, rms=0.764412Jy sigma=17.403060 ! 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=0.6825 mas, bmaj=1.699 mas, bpa=-2.584 degrees ! Estimated noise=0.339911 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 = 0.176641 Jy ! Component: 100 - total flux cleaned = 0.226668 Jy ! Total flux subtracted in 100 components = 0.226668 Jy ! Clean residual min=-0.010823 max=0.041548 Jy/beam ! Clean residual mean=-0.000005 rms=0.002640 Jy/beam ! Combined flux in latest and established models = 0.226668 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.226668 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=0.088106Jy sigma=1.966235 ! Fit after self-cal, rms=0.087980Jy sigma=1.963507 ! Inverting map ! Added new window around map position (0.6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0368899 Jy ! Component: 100 - total flux cleaned = 0.0557817 Jy ! Total flux subtracted in 100 components = 0.0557817 Jy ! Clean residual min=-0.009240 max=0.016750 Jy/beam ! Clean residual mean=-0.000002 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 0.28245 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.28245 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=0.068097Jy sigma=1.502925 ! Fit after self-cal, rms=0.066847Jy sigma=1.473559 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149334 Jy ! Component: 100 - total flux cleaned = 0.0246309 Jy ! Total flux subtracted in 100 components = 0.0246309 Jy ! Clean residual min=-0.007001 max=0.009363 Jy/beam ! Clean residual mean=-0.000002 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.307081 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.307081 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=0.062248Jy sigma=1.365518 ! Fit after self-cal, rms=0.061941Jy sigma=1.358651 ! Inverting map ! Added new window around map position (-1, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983125 Jy ! Component: 100 - total flux cleaned = 0.0153196 Jy ! Total flux subtracted in 100 components = 0.0153196 Jy ! Clean residual min=-0.005945 max=0.007592 Jy/beam ! Clean residual mean=-0.000001 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.3224 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 44 components and 0.3224 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=0.060050Jy sigma=1.312400 ! Fit after self-cal, rms=0.059945Jy sigma=1.310031 ! 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=0.8569 mas, bmaj=1.965 mas, bpa=-2.057 degrees ! Estimated noise=0.230525 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, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086125 Jy ! Component: 100 - total flux cleaned = 0.0146502 Jy ! Component: 150 - total flux cleaned = 0.0177374 Jy ! Component: 200 - total flux cleaned = 0.019718 Jy ! Total flux subtracted in 200 components = 0.019718 Jy ! Clean residual min=-0.004923 max=0.004820 Jy/beam ! Clean residual mean=0.000000 rms=0.000965 Jy/beam ! Combined flux in latest and established models = 0.342118 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.342118 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=0.058311Jy sigma=1.268813 ! Fit after self-cal, rms=0.058272Jy sigma=1.267830 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8569 x 1.965 at -2.057 degrees (North through East) ! Clean map min=-0.0045407 max=0.21795 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.95 KP 1.02 ! LA 1.01 MK 1.03 NL 1.05 OV 0.91 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 1.04 ! LA 0.99 MK 1.03 NL 1.05 OV 0.92 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 1.03 ! LA 1.01 MK 1.03 NL 1.05 OV 0.91 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 1.03 ! LA 0.99 MK 1.05 NL 1.04 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 1.02 ! LA 1.00 MK 1.04 NL 1.07 OV 0.90 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.00 KP 1.03 ! LA 1.01 MK 1.03 NL 1.05 OV 0.92 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.98 KP 1.03 ! LA 1.00 MK 1.07 NL 1.05 OV 0.92 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.98 KP 1.04 ! LA 1.00 MK 1.05 NL 1.06 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.03 ! LA 1.00 MK 1.06 NL 1.07 OV 0.90 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.97 KP 1.04 ! LA 1.02 MK 1.06 NL 1.07 OV 0.93 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.99 KP 1.05 ! LA 1.01 MK 1.05 NL 1.07 OV 0.93 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 1.00 KP 1.03 ! LA 1.00 MK 1.05 NL 1.08 OV 0.92 ! PT 0.93 SC 1.02 ! ! ! Fit before self-cal, rms=0.058272Jy sigma=1.267830 ! Fit after self-cal, rms=0.056960Jy sigma=1.206607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8644 mas, bmaj=1.992 mas, bpa=-1.91 degrees ! Estimated noise=0.234072 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 = -0.00348199 Jy ! Component: 100 - total flux cleaned = -0.00423157 Jy ! Component: 150 - total flux cleaned = -0.00459205 Jy ! Component: 200 - total flux cleaned = -0.00482624 Jy ! Total flux subtracted in 200 components = -0.00482624 Jy ! Clean residual min=-0.002639 max=0.002535 Jy/beam ! Clean residual mean=0.000000 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.337292 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.337292 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=0.056599Jy sigma=1.198588 ! Fit after self-cal, rms=0.056615Jy sigma=1.198181 ! 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=0.056615Jy sigma=1.198181 ! Fit after self-cal, rms=0.056833Jy sigma=1.191576 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8658 mas, bmaj=1.994 mas, bpa=-1.904 degrees ! Estimated noise=0.234891 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112887 Jy ! Component: 100 - total flux cleaned = -0.00159958 Jy ! Component: 150 - total flux cleaned = -0.00189033 Jy ! Component: 200 - total flux cleaned = -0.00210168 Jy ! Total flux subtracted in 200 components = -0.00210168 Jy ! Clean residual min=-0.002068 max=0.001968 Jy/beam ! Clean residual mean=0.000001 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.33519 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 90 components and 0.33519 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=0.056702Jy sigma=1.188655 ! Fit after self-cal, rms=0.056704Jy sigma=1.188562 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171413 Jy ! Component: 100 - total flux cleaned = -0.000360842 Jy ! Component: 150 - total flux cleaned = -0.000538234 Jy ! Component: 200 - total flux cleaned = -0.000621579 Jy ! Total flux subtracted in 200 components = -0.000621579 Jy ! Clean residual min=-0.001859 max=0.001939 Jy/beam ! Clean residual mean=0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.334569 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.334569 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=0.056635Jy sigma=1.187077 ! Fit after self-cal, rms=0.056631Jy sigma=1.187009 ! 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=0.056631Jy sigma=1.187009 ! Fit after self-cal, rms=0.056739Jy sigma=1.186120 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8661 mas, bmaj=1.997 mas, bpa=-1.892 degrees ! Estimated noise=0.235325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000790433 Jy ! Component: 100 - total flux cleaned = -0.00124724 Jy ! Component: 150 - total flux cleaned = -0.00145183 Jy ! Component: 200 - total flux cleaned = -0.00160734 Jy ! Total flux subtracted in 200 components = -0.00160734 Jy ! Clean residual min=-0.001745 max=0.001830 Jy/beam ! Clean residual mean=0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.332961 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 0.332961 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=0.056676Jy sigma=1.184773 ! Fit after self-cal, rms=0.056674Jy sigma=1.184711 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000164932 Jy ! Component: 100 - total flux cleaned = -0.000234191 Jy ! Component: 150 - total flux cleaned = -0.000299879 Jy ! Component: 200 - total flux cleaned = -0.000331598 Jy ! Total flux subtracted in 200 components = -0.000331598 Jy ! Clean residual min=-0.001617 max=0.001833 Jy/beam ! Clean residual mean=0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.33263 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.33263 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=0.056634Jy sigma=1.183881 ! Fit after self-cal, rms=0.056631Jy sigma=1.183818 ! Inverting map ! Added new window around map position (-1.2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.73963e-05 Jy ! Component: 100 - total flux cleaned = 2.54954e-05 Jy ! Component: 150 - total flux cleaned = -0.000101237 Jy ! Component: 200 - total flux cleaned = -0.000291492 Jy ! Total flux subtracted in 200 components = -0.000291492 Jy ! Clean residual min=-0.001441 max=0.001509 Jy/beam ! Clean residual mean=0.000000 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.332338 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 115 components and 0.332338 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=0.056547Jy sigma=1.181892 ! Fit after self-cal, rms=0.056543Jy sigma=1.181816 ! Inverting map ! Added new window around map position (-21.6, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000607954 Jy ! Component: 100 - total flux cleaned = 0.000418123 Jy ! Component: 150 - total flux cleaned = 0.000278292 Jy ! Component: 200 - total flux cleaned = 0.000147375 Jy ! Total flux subtracted in 200 components = 0.000147375 Jy ! Clean residual min=-0.001341 max=0.001409 Jy/beam ! Clean residual mean=-0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.332486 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 133 components and 0.332486 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=0.056488Jy sigma=1.180690 ! Fit after self-cal, rms=0.056485Jy sigma=1.180641 ! Inverting map ! Added new window around map position (-5, -34.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000806284 Jy ! Component: 100 - total flux cleaned = 0.000877343 Jy ! Component: 150 - total flux cleaned = 0.000847099 Jy ! Component: 200 - total flux cleaned = 0.000786263 Jy ! Total flux subtracted in 200 components = 0.000786263 Jy ! Clean residual min=-0.001340 max=0.001300 Jy/beam ! Clean residual mean=-0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.333272 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 150 components and 0.333272 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=0.056440Jy sigma=1.179683 ! Fit after self-cal, rms=0.056437Jy sigma=1.179660 ! 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=0.056437Jy sigma=1.179660 ! Fit after self-cal, rms=0.056535Jy sigma=1.179391 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.149 mas, bmaj=3.159 mas, bpa=1.644 degrees ! Estimated noise=0.30084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000534869 Jy ! Component: 100 - total flux cleaned = -0.00080772 Jy ! Component: 150 - total flux cleaned = -0.000932223 Jy ! Component: 200 - total flux cleaned = -0.0010004 Jy ! Total flux subtracted in 200 components = -0.0010004 Jy ! Clean residual min=-0.001194 max=0.001196 Jy/beam ! Clean residual mean=-0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.332272 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 178 components and 0.332272 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=0.056521Jy sigma=1.179030 ! Fit after self-cal, rms=0.056520Jy sigma=1.179015 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 = 7.09332e-05 Jy ! Component: 100 - total flux cleaned = 3.19433e-05 Jy ! Component: 150 - total flux cleaned = -4.43436e-06 Jy ! Component: 200 - total flux cleaned = -5.53485e-05 Jy ! Total flux subtracted in 200 components = -5.53485e-05 Jy ! Clean residual min=-0.001176 max=0.001168 Jy/beam ! Clean residual mean=-0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.332216 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 193 components and 0.332216 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=0.056513Jy sigma=1.178857 ! Fit after self-cal, rms=0.056513Jy sigma=1.178853 ! 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=0.866 mas, bmaj=1.998 mas, bpa=-1.916 degrees ! Estimated noise=0.235716 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.866 x 1.998 at -1.916 degrees (North through East) ! Clean map min=-0.002145 max=0.22063 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=0.6877 mas, bmaj=1.719 mas, bpa=-2.417 degrees ! Estimated noise=0.350875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.183034 Jy ! Component: 100 - total flux cleaned = 0.241747 Jy ! Component: 150 - total flux cleaned = 0.270425 Jy ! Component: 200 - total flux cleaned = 0.287453 Jy ! Total flux subtracted in 200 components = 0.287453 Jy ! Clean residual min=-0.004808 max=0.009089 Jy/beam ! Clean residual mean=-0.000002 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.287452 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.287452 Jy ! Inverting map and beam ! Estimated beam: bmin=0.866 mas, bmaj=1.998 mas, bpa=-1.916 degrees ! Estimated noise=0.235716 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 = 0.0146644 Jy ! Component: 100 - total flux cleaned = 0.0234125 Jy ! Component: 150 - total flux cleaned = 0.0295834 Jy ! Component: 200 - total flux cleaned = 0.0340675 Jy ! Total flux subtracted in 200 components = 0.0340675 Jy ! Clean residual min=-0.002070 max=0.002553 Jy/beam ! Clean residual mean=0.000000 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.32152 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 40 components and 0.32152 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335069 Jy ! Component: 100 - total flux cleaned = 0.00600532 Jy ! Component: 150 - total flux cleaned = 0.00698761 Jy ! Component: 200 - total flux cleaned = 0.0075378 Jy ! Total flux subtracted in 200 components = 0.0075378 Jy ! Clean residual min=-0.001826 max=0.001731 Jy/beam ! Clean residual mean=0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.329058 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 66 components and 0.329058 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=2.149 mas, bmaj=3.159 mas, bpa=1.644 degrees ! Estimated noise=0.30084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000729167 Jy ! Component: 100 - total flux cleaned = 0.00104218 Jy ! Component: 150 - total flux cleaned = 0.00150543 Jy ! Component: 200 - total flux cleaned = 0.00173 Jy ! Total flux subtracted in 200 components = 0.00173 Jy ! Clean residual min=-0.001411 max=0.001394 Jy/beam ! Clean residual mean=-0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.330788 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 = 0.00019812 Jy ! Component: 100 - total flux cleaned = 0.00034001 Jy ! Component: 150 - total flux cleaned = 0.000405109 Jy ! Component: 200 - total flux cleaned = 0.000465559 Jy ! Total flux subtracted in 200 components = 0.000465559 Jy ! Clean residual min=-0.001347 max=0.001331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.331253 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 109 components and 0.331253 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.866 mas, bmaj=1.998 mas, bpa=-1.916 degrees ! Estimated noise=0.235716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122054 Jy ! Component: 100 - total flux cleaned = -0.00108581 Jy ! Component: 150 - total flux cleaned = -0.000960547 Jy ! Component: 200 - total flux cleaned = -0.0007864 Jy ! Total flux subtracted in 200 components = -0.0007864 Jy ! Clean residual min=-0.001700 max=0.001557 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.330467 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 122 components and 0.330467 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=0.056716Jy sigma=1.183225 ! Fit after self-cal, rms=0.056687Jy sigma=1.182792 wmodel J2021+0515_X_map.mod ! Writing 122 model components to file: J2021+0515_X_map.mod wobs J2021+0515_X_uvs.fits ! Writing UV FITS file: J2021+0515_X_uvs.fits wwins J2021+0515_X_map.win ! wwins: Wrote 7 windows to J2021+0515_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 = -0.000329462 Jy ! Component: 100 - total flux cleaned = -0.000532971 Jy ! Component: 150 - total flux cleaned = -0.000680289 Jy ! Component: 200 - total flux cleaned = -0.000775564 Jy ! Component: 250 - total flux cleaned = -0.000798612 Jy ! Component: 300 - total flux cleaned = -0.000798856 Jy ! Component: 350 - total flux cleaned = -0.000776765 Jy ! Component: 400 - total flux cleaned = -0.000712302 Jy ! Component: 450 - total flux cleaned = -0.000691201 Jy ! Component: 500 - total flux cleaned = -0.000670477 Jy ! Component: 550 - total flux cleaned = -0.000589312 Jy ! Component: 600 - total flux cleaned = -0.000589323 Jy ! Component: 650 - total flux cleaned = -0.000510108 Jy ! Component: 700 - total flux cleaned = -0.000471183 Jy ! Component: 750 - total flux cleaned = -0.000452002 Jy ! Component: 800 - total flux cleaned = -0.000433008 Jy ! Component: 850 - total flux cleaned = -0.000451695 Jy ! Component: 900 - total flux cleaned = -0.00043323 Jy ! Component: 950 - total flux cleaned = -0.000378745 Jy ! Component: 1000 - total flux cleaned = -0.000432489 Jy ! Component: 1050 - total flux cleaned = -0.000414597 Jy ! Component: 1100 - total flux cleaned = -0.000414585 Jy ! Component: 1150 - total flux cleaned = -0.000397161 Jy ! Component: 1200 - total flux cleaned = -0.000380032 Jy ! Component: 1250 - total flux cleaned = -0.000380156 Jy ! Component: 1300 - total flux cleaned = -0.000380108 Jy ! Component: 1350 - total flux cleaned = -0.000380178 Jy ! Component: 1400 - total flux cleaned = -0.000396658 Jy ! Component: 1450 - total flux cleaned = -0.000478718 Jy ! Component: 1500 - total flux cleaned = -0.00046258 Jy ! Component: 1550 - total flux cleaned = -0.000559068 Jy ! Component: 1600 - total flux cleaned = -0.0005907 Jy ! Component: 1650 - total flux cleaned = -0.000638086 Jy ! Component: 1700 - total flux cleaned = -0.000684968 Jy ! Component: 1750 - total flux cleaned = -0.000778294 Jy ! Component: 1800 - total flux cleaned = -0.000762759 Jy ! Component: 1850 - total flux cleaned = -0.000839108 Jy ! Component: 1900 - total flux cleaned = -0.000839124 Jy ! Component: 1950 - total flux cleaned = -0.000974502 Jy ! Component: 2000 - total flux cleaned = -0.000944528 Jy ! Component: 2050 - total flux cleaned = -0.00100377 Jy ! Component: 2100 - total flux cleaned = -0.0010186 Jy ! Component: 2150 - total flux cleaned = -0.00107721 Jy ! Component: 2200 - total flux cleaned = -0.00113531 Jy ! Component: 2250 - total flux cleaned = -0.00119298 Jy ! Component: 2300 - total flux cleaned = -0.00125002 Jy ! Component: 2350 - total flux cleaned = -0.00126424 Jy ! Component: 2400 - total flux cleaned = -0.00130627 Jy ! Component: 2450 - total flux cleaned = -0.00140402 Jy ! Component: 2500 - total flux cleaned = -0.00141789 Jy ! Component: 2550 - total flux cleaned = -0.00151434 Jy ! Component: 2600 - total flux cleaned = -0.00156933 Jy ! Component: 2650 - total flux cleaned = -0.00161001 Jy ! Component: 2700 - total flux cleaned = -0.00170462 Jy ! Component: 2750 - total flux cleaned = -0.00162412 Jy ! Component: 2800 - total flux cleaned = -0.00173088 Jy ! Component: 2850 - total flux cleaned = -0.00183696 Jy ! Component: 2900 - total flux cleaned = -0.00195545 Jy ! Component: 2950 - total flux cleaned = -0.00196838 Jy ! Component: 3000 - total flux cleaned = -0.00202048 Jy ! Component: 3050 - total flux cleaned = -0.00213685 Jy ! Component: 3100 - total flux cleaned = -0.00218825 Jy ! Component: 3150 - total flux cleaned = -0.00226495 Jy ! Component: 3200 - total flux cleaned = -0.00232844 Jy ! Component: 3250 - total flux cleaned = -0.00232839 Jy ! Component: 3300 - total flux cleaned = -0.00236603 Jy ! Component: 3350 - total flux cleaned = -0.00247836 Jy ! Component: 3400 - total flux cleaned = -0.00245359 Jy ! Component: 3450 - total flux cleaned = -0.00249066 Jy ! Component: 3500 - total flux cleaned = -0.00257647 Jy ! Component: 3550 - total flux cleaned = -0.00262517 Jy ! Component: 3600 - total flux cleaned = -0.00264955 Jy ! Component: 3650 - total flux cleaned = -0.00269766 Jy ! Component: 3700 - total flux cleaned = -0.00281743 Jy ! Component: 3750 - total flux cleaned = -0.00279364 Jy ! Component: 3800 - total flux cleaned = -0.00284109 Jy ! Component: 3850 - total flux cleaned = -0.0029235 Jy ! Component: 3900 - total flux cleaned = -0.00298211 Jy ! Component: 3950 - total flux cleaned = -0.00299376 Jy ! Component: 4000 - total flux cleaned = -0.00302861 Jy ! Component: 4050 - total flux cleaned = -0.00302847 Jy ! Total flux subtracted in 4096 components = -0.00306278 Jy ! Clean residual min=-0.000586 max=0.000726 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.327404 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 411 components and 0.327404 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2021+0515_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.866 x 1.998 at -1.916 degrees (North through East) ! Clean map min=-0.001257 max=0.22116 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2021+0515_X_map.fits wmodel /vlbi/uf001/uva//J2021+0515_X_map.mod ! Writing 411 model components to file: /vlbi/uf001/uva//J2021+0515_X_map.mod wobs /vlbi/uf001/uva//J2021+0515_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2021+0515_X_uvs.fits wwins /vlbi/uf001/uva//J2021+0515_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2021+0515_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.221155 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000193508 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.262496 0.262496 0.524992 1.04998 2.09997 4.19993 8.39987 16.7997 33.5995 67.1989 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.221 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1142.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2021+0515_X_dfm.log closed on Mon Jan 14 05:27:14 2019