! Started logfile: /vlbi/uf001/uva//J0519+0848_X_dfm.log on Sun Jan 13 22:33:54 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//J0519+0848_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0519+0848_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.833862 visibilities/baseline/integration-bin. ! Found source: J0519+0848 ! ! 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 18912 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 J0519+0848_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.061291Jy sigma=22.193170 ! Fit after self-cal, rms=0.668539Jy sigma=13.994278 ! 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=0.6976 mas, bmaj=1.607 mas, bpa=-2.004 degrees ! Estimated noise=0.447286 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 = 0.253907 Jy ! Component: 100 - total flux cleaned = 0.309407 Jy ! Total flux subtracted in 100 components = 0.309407 Jy ! Clean residual min=-0.009936 max=0.016594 Jy/beam ! Clean residual mean=0.000009 rms=0.001839 Jy/beam ! Combined flux in latest and established models = 0.309407 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.309407 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=0.075000Jy sigma=1.530247 ! Fit after self-cal, rms=0.074993Jy sigma=1.530066 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183516 Jy ! Component: 100 - total flux cleaned = 0.0286109 Jy ! Total flux subtracted in 100 components = 0.0286109 Jy ! Clean residual min=-0.008846 max=0.012320 Jy/beam ! Clean residual mean=0.000006 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 0.338017 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.338017 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=0.067903Jy sigma=1.375385 ! Fit after self-cal, rms=0.067834Jy sigma=1.374493 ! Inverting map ! Added new window around map position (-1.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101639 Jy ! Component: 100 - total flux cleaned = 0.0158118 Jy ! Total flux subtracted in 100 components = 0.0158118 Jy ! Clean residual min=-0.007983 max=0.009614 Jy/beam ! Clean residual mean=0.000005 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.353829 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.353829 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=0.065485Jy sigma=1.321568 ! Fit after self-cal, rms=0.065369Jy sigma=1.319438 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782798 Jy ! Component: 100 - total flux cleaned = 0.0119444 Jy ! Total flux subtracted in 100 components = 0.0119444 Jy ! Clean residual min=-0.008373 max=0.007403 Jy/beam ! Clean residual mean=0.000004 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.365774 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.365774 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=0.064091Jy sigma=1.288030 ! Fit after self-cal, rms=0.063999Jy sigma=1.286156 ! 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=0.8679 mas, bmaj=1.897 mas, bpa=-1.654 degrees ! Estimated noise=0.269915 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 = 0.00850169 Jy ! Component: 100 - total flux cleaned = 0.0146336 Jy ! Component: 150 - total flux cleaned = 0.0194005 Jy ! Component: 200 - total flux cleaned = 0.023227 Jy ! Total flux subtracted in 200 components = 0.023227 Jy ! Clean residual min=-0.007910 max=0.006576 Jy/beam ! Clean residual mean=0.000004 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 0.389001 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.389001 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=0.062535Jy sigma=1.250830 ! Fit after self-cal, rms=0.062486Jy sigma=1.249966 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8679 x 1.897 at -1.654 degrees (North through East) ! Clean map min=-0.007475 max=0.33035 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.96 KP 1.02 ! LA 1.01 MK 1.03 NL 1.08 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.95 KP 1.02 ! LA 1.03 MK 1.04 NL 1.08 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.97 KP 1.03 ! LA 1.02 MK 1.04 NL 1.07 OV 0.91 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.97 KP 1.04 ! LA 1.03 MK 1.01 NL 1.08 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.02 ! LA 1.02 MK 1.03 NL 1.07 OV 0.92 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.95 KP 1.05 ! LA 1.02 MK 1.02 NL 1.07 OV 0.91 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.95 KP 1.02 ! LA 1.01 MK 1.03 NL 1.08 OV 0.91 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.95 KP 1.02 ! LA 1.02 MK 1.01 NL 1.06 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.95 KP 1.02 ! LA 1.03 MK 1.03 NL 1.06 OV 0.91 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.96 KP 1.02 ! LA 1.01 MK 1.02 NL 1.07 OV 0.90 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.97 KP 1.02 ! LA 1.01 MK 1.02 NL 1.06 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.95 KP 1.02 ! LA 1.00 MK 1.02 NL 1.07 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Fit before self-cal, rms=0.062486Jy sigma=1.249966 ! Fit after self-cal, rms=0.058081Jy sigma=1.147031 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8698 mas, bmaj=1.911 mas, bpa=-1.385 degrees ! Estimated noise=0.269274 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 = -0.00509802 Jy ! Component: 100 - total flux cleaned = -0.00612375 Jy ! Component: 150 - total flux cleaned = -0.00666465 Jy ! Component: 200 - total flux cleaned = -0.00684422 Jy ! Total flux subtracted in 200 components = -0.00684422 Jy ! Clean residual min=-0.002980 max=0.003495 Jy/beam ! Clean residual mean=0.000002 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.382156 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.382156 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=0.057621Jy sigma=1.136570 ! Fit after self-cal, rms=0.057622Jy sigma=1.135899 ! Inverting map ! Added new window around map position (0, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343174 Jy ! Component: 100 - total flux cleaned = 0.00366561 Jy ! Component: 150 - total flux cleaned = 0.0037203 Jy ! Component: 200 - total flux cleaned = 0.00366604 Jy ! Total flux subtracted in 200 components = 0.00366604 Jy ! Clean residual min=-0.003031 max=0.002549 Jy/beam ! Clean residual mean=0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.385822 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.385822 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=0.057379Jy sigma=1.130715 ! Fit after self-cal, rms=0.057358Jy sigma=1.130312 ! 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=0.057358Jy sigma=1.130312 ! Fit after self-cal, rms=0.056724Jy sigma=1.118947 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8682 mas, bmaj=1.906 mas, bpa=-1.383 degrees ! Estimated noise=0.268809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00262911 Jy ! Component: 100 - total flux cleaned = -0.00374722 Jy ! Component: 150 - total flux cleaned = -0.0040247 Jy ! Component: 200 - total flux cleaned = -0.00406496 Jy ! Total flux subtracted in 200 components = -0.00406496 Jy ! Clean residual min=-0.001834 max=0.001819 Jy/beam ! Clean residual mean=0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.381757 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.381757 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=0.056587Jy sigma=1.115831 ! Fit after self-cal, rms=0.056582Jy sigma=1.115638 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 (23.6, 21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117465 Jy ! Component: 100 - total flux cleaned = 0.00134797 Jy ! Component: 150 - total flux cleaned = 0.00141878 Jy ! Component: 200 - total flux cleaned = 0.00157254 Jy ! Total flux subtracted in 200 components = 0.00157254 Jy ! Clean residual min=-0.001803 max=0.001584 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.38333 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 0.38333 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=0.056515Jy sigma=1.114377 ! Fit after self-cal, rms=0.056512Jy sigma=1.114293 ! 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=0.056512Jy sigma=1.114293 ! Fit after self-cal, rms=0.056301Jy sigma=1.110376 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8677 mas, bmaj=1.907 mas, bpa=-1.364 degrees ! Estimated noise=0.268548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015828 Jy ! Component: 100 - total flux cleaned = -0.00204033 Jy ! Component: 150 - total flux cleaned = -0.00210561 Jy ! Component: 200 - total flux cleaned = -0.00205133 Jy ! Total flux subtracted in 200 components = -0.00205133 Jy ! Clean residual min=-0.001488 max=0.001469 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.381279 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.381279 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=0.056245Jy sigma=1.109181 ! Fit after self-cal, rms=0.056244Jy sigma=1.109111 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 = -0.000120976 Jy ! Component: 100 - total flux cleaned = -5.04554e-05 Jy ! Component: 150 - total flux cleaned = -7.76816e-06 Jy ! Component: 200 - total flux cleaned = -7.79282e-06 Jy ! Total flux subtracted in 200 components = -7.79282e-06 Jy ! Clean residual min=-0.001452 max=0.001468 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.381271 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 0.381271 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=0.056227Jy sigma=1.108790 ! Fit after self-cal, rms=0.056226Jy sigma=1.108772 ! Inverting map ! Added new window around map position (-37.4, -22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103564 Jy ! Component: 100 - total flux cleaned = 0.00136535 Jy ! Component: 150 - total flux cleaned = 0.00175271 Jy ! Component: 200 - total flux cleaned = 0.00197788 Jy ! Total flux subtracted in 200 components = 0.00197788 Jy ! Clean residual min=-0.001452 max=0.001376 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.383249 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 130 components and 0.383249 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=0.056188Jy sigma=1.108153 ! Fit after self-cal, rms=0.056187Jy sigma=1.108123 ! 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=0.056187Jy sigma=1.108123 ! Fit after self-cal, rms=0.056137Jy sigma=1.107664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.068 mas, bmaj=3.035 mas, bpa=-1.683 degrees ! Estimated noise=0.348557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00123728 Jy ! Component: 100 - total flux cleaned = -0.0016232 Jy ! Component: 150 - total flux cleaned = -0.00155445 Jy ! Component: 200 - total flux cleaned = -0.00142852 Jy ! Total flux subtracted in 200 components = -0.00142852 Jy ! Clean residual min=-0.001470 max=0.001349 Jy/beam ! Clean residual mean=0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.38182 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 148 components and 0.38182 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=0.056128Jy sigma=1.107494 ! Fit after self-cal, rms=0.056128Jy sigma=1.107454 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 = -6.8957e-05 Jy ! Component: 100 - total flux cleaned = 1.9285e-05 Jy ! Component: 150 - total flux cleaned = 9.6808e-05 Jy ! Component: 200 - total flux cleaned = 0.000167881 Jy ! Total flux subtracted in 200 components = 0.000167881 Jy ! Clean residual min=-0.001485 max=0.001294 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.381988 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 158 components and 0.381988 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=0.056129Jy sigma=1.107493 ! Fit after self-cal, rms=0.056129Jy sigma=1.107485 ! 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=0.8674 mas, bmaj=1.907 mas, bpa=-1.343 degrees ! Estimated noise=0.268382 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8674 x 1.907 at -1.343 degrees (North through East) ! Clean map min=-0.0012922 max=0.32988 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=0.6958 mas, bmaj=1.61 mas, bpa=-1.712 degrees ! Estimated noise=0.446271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.253292 Jy ! Component: 100 - total flux cleaned = 0.308682 Jy ! Component: 150 - total flux cleaned = 0.32663 Jy ! Component: 200 - total flux cleaned = 0.336817 Jy ! Total flux subtracted in 200 components = 0.336817 Jy ! Clean residual min=-0.003039 max=0.005241 Jy/beam ! Clean residual mean=0.000004 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.336817 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.336817 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8674 mas, bmaj=1.907 mas, bpa=-1.343 degrees ! Estimated noise=0.268382 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 = 0.0108292 Jy ! Component: 100 - total flux cleaned = 0.0175671 Jy ! Component: 150 - total flux cleaned = 0.0223252 Jy ! Component: 200 - total flux cleaned = 0.0258439 Jy ! Total flux subtracted in 200 components = 0.0258439 Jy ! Clean residual min=-0.001759 max=0.002195 Jy/beam ! Clean residual mean=0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.362661 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 51 components and 0.362661 Jy ! Inverting map ! Added new window around map position (-48.4, -24.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281503 Jy ! Component: 100 - total flux cleaned = 0.00510046 Jy ! Component: 150 - total flux cleaned = 0.00702471 Jy ! Component: 200 - total flux cleaned = 0.00870018 Jy ! Total flux subtracted in 200 components = 0.00870018 Jy ! Clean residual min=-0.001506 max=0.001352 Jy/beam ! Clean residual mean=0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.371361 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 83 components and 0.371361 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=2.068 mas, bmaj=3.035 mas, bpa=-1.683 degrees ! Estimated noise=0.348557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249564 Jy ! Component: 100 - total flux cleaned = 0.00423087 Jy ! Component: 150 - total flux cleaned = 0.0055866 Jy ! Component: 200 - total flux cleaned = 0.00669131 Jy ! Total flux subtracted in 200 components = 0.00669131 Jy ! Clean residual min=-0.001506 max=0.001471 Jy/beam ! Clean residual mean=0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.378052 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 = 0.000908644 Jy ! Component: 100 - total flux cleaned = 0.00166271 Jy ! Component: 150 - total flux cleaned = 0.0020753 Jy ! Component: 200 - total flux cleaned = 0.00241316 Jy ! Total flux subtracted in 200 components = 0.00241316 Jy ! Clean residual min=-0.001466 max=0.001429 Jy/beam ! Clean residual mean=0.000002 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.380465 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 154 components and 0.380465 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8674 mas, bmaj=1.907 mas, bpa=-1.343 degrees ! Estimated noise=0.268382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380343 Jy ! Component: 100 - total flux cleaned = 0.000698661 Jy ! Component: 150 - total flux cleaned = 0.000818391 Jy ! Component: 200 - total flux cleaned = 0.000976131 Jy ! Total flux subtracted in 200 components = 0.000976131 Jy ! Clean residual min=-0.001237 max=0.001217 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.381441 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 180 components and 0.381441 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=0.056114Jy sigma=1.107209 ! Fit after self-cal, rms=0.056102Jy sigma=1.106959 wmodel J0519+0848_X_map.mod ! Writing 180 model components to file: J0519+0848_X_map.mod wobs J0519+0848_X_uvs.fits ! Writing UV FITS file: J0519+0848_X_uvs.fits wwins J0519+0848_X_map.win ! wwins: Wrote 7 windows to J0519+0848_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 = -0.000139069 Jy ! Component: 100 - total flux cleaned = -0.000312166 Jy ! Component: 150 - total flux cleaned = -0.00043622 Jy ! Component: 200 - total flux cleaned = -0.000516215 Jy ! Component: 250 - total flux cleaned = -0.000535473 Jy ! Component: 300 - total flux cleaned = -0.000498413 Jy ! Component: 350 - total flux cleaned = -0.000517158 Jy ! Component: 400 - total flux cleaned = -0.000517178 Jy ! Component: 450 - total flux cleaned = -0.000552941 Jy ! Component: 500 - total flux cleaned = -0.000587731 Jy ! Component: 550 - total flux cleaned = -0.000587476 Jy ! Component: 600 - total flux cleaned = -0.000587677 Jy ! Component: 650 - total flux cleaned = -0.000604446 Jy ! Component: 700 - total flux cleaned = -0.000620913 Jy ! Component: 750 - total flux cleaned = -0.000621118 Jy ! Component: 800 - total flux cleaned = -0.00063746 Jy ! Component: 850 - total flux cleaned = -0.000668888 Jy ! Component: 900 - total flux cleaned = -0.000668953 Jy ! Component: 950 - total flux cleaned = -0.000684348 Jy ! Component: 1000 - total flux cleaned = -0.000729772 Jy ! Component: 1050 - total flux cleaned = -0.000759704 Jy ! Component: 1100 - total flux cleaned = -0.000759817 Jy ! Component: 1150 - total flux cleaned = -0.00083312 Jy ! Component: 1200 - total flux cleaned = -0.000876596 Jy ! Component: 1250 - total flux cleaned = -0.000890868 Jy ! Component: 1300 - total flux cleaned = -0.000961385 Jy ! Component: 1350 - total flux cleaned = -0.000989302 Jy ! Component: 1400 - total flux cleaned = -0.00101685 Jy ! Component: 1450 - total flux cleaned = -0.00103066 Jy ! Component: 1500 - total flux cleaned = -0.00107155 Jy ! Component: 1550 - total flux cleaned = -0.00107162 Jy ! Component: 1600 - total flux cleaned = -0.00105865 Jy ! Component: 1650 - total flux cleaned = -0.00107166 Jy ! Component: 1700 - total flux cleaned = -0.00105865 Jy ! Component: 1750 - total flux cleaned = -0.00104573 Jy ! Component: 1800 - total flux cleaned = -0.00105859 Jy ! Component: 1850 - total flux cleaned = -0.000969587 Jy ! Component: 1900 - total flux cleaned = -0.000944559 Jy ! Component: 1950 - total flux cleaned = -0.000944678 Jy ! Component: 2000 - total flux cleaned = -0.000932211 Jy ! Component: 2050 - total flux cleaned = -0.000932183 Jy ! Component: 2100 - total flux cleaned = -0.000871148 Jy ! Component: 2150 - total flux cleaned = -0.000883515 Jy ! Component: 2200 - total flux cleaned = -0.000895424 Jy ! Component: 2250 - total flux cleaned = -0.00088345 Jy ! Component: 2300 - total flux cleaned = -0.000859826 Jy ! Component: 2350 - total flux cleaned = -0.0008952 Jy ! Component: 2400 - total flux cleaned = -0.000906997 Jy ! Component: 2450 - total flux cleaned = -0.000918636 Jy ! Component: 2500 - total flux cleaned = -0.000953237 Jy ! Component: 2550 - total flux cleaned = -0.000964759 Jy ! Component: 2600 - total flux cleaned = -0.000953456 Jy ! Component: 2650 - total flux cleaned = -0.00102124 Jy ! Component: 2700 - total flux cleaned = -0.00099882 Jy ! Component: 2750 - total flux cleaned = -0.00104321 Jy ! Component: 2800 - total flux cleaned = -0.0010542 Jy ! Component: 2850 - total flux cleaned = -0.00109825 Jy ! Component: 2900 - total flux cleaned = -0.00109831 Jy ! Component: 2950 - total flux cleaned = -0.00116332 Jy ! Component: 3000 - total flux cleaned = -0.00118489 Jy ! Component: 3050 - total flux cleaned = -0.0012063 Jy ! Component: 3100 - total flux cleaned = -0.00118502 Jy ! Component: 3150 - total flux cleaned = -0.00118502 Jy ! Component: 3200 - total flux cleaned = -0.00122707 Jy ! Component: 3250 - total flux cleaned = -0.00124798 Jy ! Component: 3300 - total flux cleaned = -0.00126869 Jy ! Component: 3350 - total flux cleaned = -0.00129966 Jy ! Component: 3400 - total flux cleaned = -0.00130986 Jy ! Component: 3450 - total flux cleaned = -0.00135073 Jy ! Component: 3500 - total flux cleaned = -0.00131016 Jy ! Component: 3550 - total flux cleaned = -0.00132034 Jy ! Component: 3600 - total flux cleaned = -0.00133036 Jy ! Component: 3650 - total flux cleaned = -0.00134042 Jy ! Component: 3700 - total flux cleaned = -0.00138023 Jy ! Component: 3750 - total flux cleaned = -0.00136049 Jy ! Component: 3800 - total flux cleaned = -0.0013801 Jy ! Component: 3850 - total flux cleaned = -0.00138026 Jy ! Component: 3900 - total flux cleaned = -0.00142903 Jy ! Component: 3950 - total flux cleaned = -0.00141938 Jy ! Component: 4000 - total flux cleaned = -0.00143878 Jy ! Component: 4050 - total flux cleaned = -0.00143871 Jy ! Total flux subtracted in 4096 components = -0.00146732 Jy ! Clean residual min=-0.000661 max=0.000546 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.379974 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 474 components and 0.379974 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0519+0848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8674 x 1.907 at -1.343 degrees (North through East) ! Clean map min=-0.00094877 max=0.33044 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0519+0848_X_map.fits wmodel /vlbi/uf001/uva//J0519+0848_X_map.mod ! Writing 474 model components to file: /vlbi/uf001/uva//J0519+0848_X_map.mod wobs /vlbi/uf001/uva//J0519+0848_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0519+0848_X_uvs.fits wwins /vlbi/uf001/uva//J0519+0848_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0519+0848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.330436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000163533 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14847 0.14847 0.29694 0.59388 1.18776 2.37552 4.75104 9.50208 19.0042 38.0083 76.0166 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.33 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2020.61 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0519+0848_X_dfm.log closed on Sun Jan 13 22:33:59 2019