! Started logfile: /vlbi/uf001/uva//J1849+3024_X_dfm.log on Mon Jan 14 04:48:42 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//J1849+3024_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1849+3024_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.904094 visibilities/baseline/integration-bin. ! Found source: J1849+3024 ! ! 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 27828 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 J1849+3024_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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019616Jy sigma=24.871615 ! Fit after self-cal, rms=0.780232Jy sigma=18.840819 ! 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=0.7536 mas, bmaj=1.378 mas, bpa=-4.559 degrees ! Estimated noise=0.34314 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 = 0.171955 Jy ! Component: 100 - total flux cleaned = 0.212998 Jy ! Total flux subtracted in 100 components = 0.212998 Jy ! Clean residual min=-0.008257 max=0.016843 Jy/beam ! Clean residual mean=-0.000007 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 0.212998 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.212998 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=0.074116Jy sigma=1.709344 ! Fit after self-cal, rms=0.074082Jy sigma=1.708648 ! Inverting map ! Added new window around map position (0.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192369 Jy ! Component: 100 - total flux cleaned = 0.0306428 Jy ! Total flux subtracted in 100 components = 0.0306428 Jy ! Clean residual min=-0.006379 max=0.009160 Jy/beam ! Clean residual mean=-0.000007 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.243641 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.243641 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=0.069300Jy sigma=1.550398 ! Fit after self-cal, rms=0.069219Jy sigma=1.547861 ! Inverting map ! Added new window around map position (3.8, -10.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00933614 Jy ! Component: 100 - total flux cleaned = 0.0149961 Jy ! Total flux subtracted in 100 components = 0.0149961 Jy ! Clean residual min=-0.006223 max=0.008286 Jy/beam ! Clean residual mean=-0.000009 rms=0.001333 Jy/beam ! Combined flux in latest and established models = 0.258637 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.258637 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=0.068234Jy sigma=1.512342 ! Fit after self-cal, rms=0.068156Jy sigma=1.509647 ! 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=0.9439 mas, bmaj=1.664 mas, bpa=-5.449 degrees ! Estimated noise=0.179402 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 = 0.00483521 Jy ! Component: 100 - total flux cleaned = 0.00732142 Jy ! Component: 150 - total flux cleaned = 0.00852934 Jy ! Component: 200 - total flux cleaned = 0.00878022 Jy ! Total flux subtracted in 200 components = 0.00878022 Jy ! Clean residual min=-0.006134 max=0.007531 Jy/beam ! Clean residual mean=-0.000016 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 0.267418 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.267417 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=0.067812Jy sigma=1.495680 ! Fit after self-cal, rms=0.067794Jy sigma=1.494804 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9439 x 1.664 at -5.449 degrees (North through East) ! Clean map min=-0.0060839 max=0.22212 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.99 KP 1.04 ! LA 0.98 MK 1.02 NL 0.99 OV 0.96 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.01 KP 1.07 ! LA 0.98 MK 1.02 NL 0.99 OV 0.95 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.00 KP 1.06 ! LA 0.98 MK 1.01 NL 1.00 OV 0.93 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.00 KP 1.07 ! LA 0.98 MK 1.01 NL 1.00 OV 0.95 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.00 KP 1.07 ! LA 0.97 MK 1.00 NL 0.99 OV 0.95 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 1.06 ! LA 0.98 MK 1.01 NL 0.98 OV 0.94 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.00 KP 1.06 ! LA 1.00 MK 1.00 NL 0.97 OV 0.93 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.98 KP 1.05 ! LA 0.97 MK 0.99 NL 0.98 OV 0.95 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.07 ! LA 0.96 MK 0.99 NL 0.98 OV 0.95 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.99 KP 1.07 ! LA 0.97 MK 0.98 NL 0.98 OV 0.96 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.04 ! LA 0.97 MK 1.00 NL 0.98 OV 0.94 ! PT 0.96 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.00 KP 1.03 ! LA 0.98 MK 0.99 NL 0.98 OV 0.95 ! PT 0.94 SC 0.96 ! ! ! Fit before self-cal, rms=0.067794Jy sigma=1.494804 ! Fit after self-cal, rms=0.065465Jy sigma=1.450316 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9387 mas, bmaj=1.669 mas, bpa=-4.975 degrees ! Estimated noise=0.177329 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 = -0.00324586 Jy ! Component: 100 - total flux cleaned = -0.00518538 Jy ! Component: 150 - total flux cleaned = -0.00626722 Jy ! Component: 200 - total flux cleaned = -0.00650693 Jy ! Total flux subtracted in 200 components = -0.00650693 Jy ! Clean residual min=-0.006021 max=0.005132 Jy/beam ! Clean residual mean=-0.000010 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.260911 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.260911 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=0.065201Jy sigma=1.447519 ! Fit after self-cal, rms=0.065204Jy sigma=1.447165 ! 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=0.065204Jy sigma=1.447165 ! Fit after self-cal, rms=0.066272Jy sigma=1.297752 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9411 mas, bmaj=1.688 mas, bpa=-5.966 degrees ! Estimated noise=0.178396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00220534 Jy ! Component: 100 - total flux cleaned = -0.00290035 Jy ! Component: 150 - total flux cleaned = -0.00322082 Jy ! Component: 200 - total flux cleaned = -0.00334951 Jy ! Total flux subtracted in 200 components = -0.00334951 Jy ! Clean residual min=-0.002359 max=0.001628 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.257561 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 60 components and 0.257561 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=0.066108Jy sigma=1.293398 ! Fit after self-cal, rms=0.066279Jy sigma=1.292205 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 = -0.000639915 Jy ! Component: 100 - total flux cleaned = -0.000793077 Jy ! Component: 150 - total flux cleaned = -0.000891889 Jy ! Component: 200 - total flux cleaned = -0.000979309 Jy ! Total flux subtracted in 200 components = -0.000979309 Jy ! Clean residual min=-0.002114 max=0.001653 Jy/beam ! Clean residual mean=-0.000002 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.256582 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.256582 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=0.066240Jy sigma=1.291066 ! Fit after self-cal, rms=0.066233Jy sigma=1.290963 ! 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=0.066233Jy sigma=1.290963 ! Fit after self-cal, rms=0.066679Jy sigma=1.289525 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9401 mas, bmaj=1.696 mas, bpa=-6.142 degrees ! Estimated noise=0.178362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015185 Jy ! Component: 100 - total flux cleaned = -0.00174717 Jy ! Component: 150 - total flux cleaned = -0.00186024 Jy ! Component: 200 - total flux cleaned = -0.0019592 Jy ! Total flux subtracted in 200 components = -0.0019592 Jy ! Clean residual min=-0.001817 max=0.001742 Jy/beam ! Clean residual mean=-0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.254623 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 69 components and 0.254623 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=0.066617Jy sigma=1.287854 ! Fit after self-cal, rms=0.066618Jy sigma=1.287752 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 (1, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124764 Jy ! Component: 100 - total flux cleaned = 0.00109281 Jy ! Component: 150 - total flux cleaned = 0.000994885 Jy ! Component: 200 - total flux cleaned = 0.00087744 Jy ! Total flux subtracted in 200 components = 0.00087744 Jy ! Clean residual min=-0.001614 max=0.001240 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.2555 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.2555 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=0.066569Jy sigma=1.286277 ! Fit after self-cal, rms=0.066562Jy sigma=1.286176 ! 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=0.066562Jy sigma=1.286176 ! Fit after self-cal, rms=0.066772Jy sigma=1.285599 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.212 mas, bmaj=2.656 mas, bpa=-0.1497 degrees ! Estimated noise=0.228011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00063035 Jy ! Component: 100 - total flux cleaned = -0.000876178 Jy ! Component: 150 - total flux cleaned = -0.000956011 Jy ! Component: 200 - total flux cleaned = -0.000989898 Jy ! Total flux subtracted in 200 components = -0.000989898 Jy ! Clean residual min=-0.001283 max=0.001390 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.25451 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.25451 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=0.066758Jy sigma=1.285201 ! Fit after self-cal, rms=0.066757Jy sigma=1.285096 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 = -0.000127638 Jy ! Component: 100 - total flux cleaned = -0.000177822 Jy ! Component: 150 - total flux cleaned = -0.00023425 Jy ! Component: 200 - total flux cleaned = -0.000273506 Jy ! Total flux subtracted in 200 components = -0.000273506 Jy ! Clean residual min=-0.001195 max=0.001333 Jy/beam ! Clean residual mean=-0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.254237 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.254237 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=0.066754Jy sigma=1.285011 ! Fit after self-cal, rms=0.066753Jy sigma=1.284996 ! 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=0.9394 mas, bmaj=1.7 mas, bpa=-6.235 degrees ! Estimated noise=0.178202 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9394 x 1.7 at -6.235 degrees (North through East) ! Clean map min=-0.0013514 max=0.22166 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=0.7525 mas, bmaj=1.412 mas, bpa=-5.5 degrees ! Estimated noise=0.342484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.171445 Jy ! Component: 100 - total flux cleaned = 0.211033 Jy ! Component: 150 - total flux cleaned = 0.227584 Jy ! Component: 200 - total flux cleaned = 0.236626 Jy ! Total flux subtracted in 200 components = 0.236626 Jy ! Clean residual min=-0.002654 max=0.004705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.236626 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 0.236626 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9394 mas, bmaj=1.7 mas, bpa=-6.235 degrees ! Estimated noise=0.178202 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 = 0.0068513 Jy ! Component: 100 - total flux cleaned = 0.0107629 Jy ! Component: 150 - total flux cleaned = 0.0133042 Jy ! Component: 200 - total flux cleaned = 0.0150548 Jy ! Total flux subtracted in 200 components = 0.0150548 Jy ! Clean residual min=-0.001342 max=0.001544 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.25168 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.25168 Jy ! Inverting map ! Added new window around map position (-5.8, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012964 Jy ! Component: 100 - total flux cleaned = 0.00175112 Jy ! Component: 150 - total flux cleaned = 0.00206846 Jy ! Component: 200 - total flux cleaned = 0.00231604 Jy ! Total flux subtracted in 200 components = 0.00231604 Jy ! Clean residual min=-0.001243 max=0.001139 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.253996 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 0.253996 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=2.212 mas, bmaj=2.656 mas, bpa=-0.1497 degrees ! Estimated noise=0.228011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000598934 Jy ! Component: 100 - total flux cleaned = 0.000678244 Jy ! Component: 150 - total flux cleaned = 0.000678735 Jy ! Component: 200 - total flux cleaned = 0.0006651 Jy ! Total flux subtracted in 200 components = 0.0006651 Jy ! Clean residual min=-0.001138 max=0.001222 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.254662 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 = -1.17961e-05 Jy ! Component: 100 - total flux cleaned = -3.43682e-05 Jy ! Component: 150 - total flux cleaned = -4.48514e-05 Jy ! Component: 200 - total flux cleaned = -5.51891e-05 Jy ! Total flux subtracted in 200 components = -5.51891e-05 Jy ! Clean residual min=-0.001135 max=0.001212 Jy/beam ! Clean residual mean=0.000000 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.254606 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 80 components and 0.254606 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9394 mas, bmaj=1.7 mas, bpa=-6.235 degrees ! Estimated noise=0.178202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.68758e-05 Jy ! Component: 100 - total flux cleaned = -0.000129691 Jy ! Component: 150 - total flux cleaned = -0.000106113 Jy ! Component: 200 - total flux cleaned = -0.000128754 Jy ! Total flux subtracted in 200 components = -0.000128754 Jy ! Clean residual min=-0.001199 max=0.001028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.254478 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 94 components and 0.254478 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=0.066701Jy sigma=1.283170 ! Fit after self-cal, rms=0.066690Jy sigma=1.282921 wmodel J1849+3024_X_map.mod ! Writing 94 model components to file: J1849+3024_X_map.mod wobs J1849+3024_X_uvs.fits ! Writing UV FITS file: J1849+3024_X_uvs.fits wwins J1849+3024_X_map.win ! wwins: Wrote 5 windows to J1849+3024_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 = -0.000500278 Jy ! Component: 100 - total flux cleaned = -0.000700862 Jy ! Component: 150 - total flux cleaned = -0.000834352 Jy ! Component: 200 - total flux cleaned = -0.000963061 Jy ! Component: 250 - total flux cleaned = -0.00103428 Jy ! Component: 300 - total flux cleaned = -0.00110402 Jy ! Component: 350 - total flux cleaned = -0.0011211 Jy ! Component: 400 - total flux cleaned = -0.00113788 Jy ! Component: 450 - total flux cleaned = -0.00113817 Jy ! Component: 500 - total flux cleaned = -0.00118634 Jy ! Component: 550 - total flux cleaned = -0.00120188 Jy ! Component: 600 - total flux cleaned = -0.00121722 Jy ! Component: 650 - total flux cleaned = -0.00123244 Jy ! Component: 700 - total flux cleaned = -0.00123233 Jy ! Component: 750 - total flux cleaned = -0.00120292 Jy ! Component: 800 - total flux cleaned = -0.00120302 Jy ! Component: 850 - total flux cleaned = -0.00117476 Jy ! Component: 900 - total flux cleaned = -0.00118892 Jy ! Component: 950 - total flux cleaned = -0.00117511 Jy ! Component: 1000 - total flux cleaned = -0.00121604 Jy ! Component: 1050 - total flux cleaned = -0.00118888 Jy ! Component: 1100 - total flux cleaned = -0.00122881 Jy ! Component: 1150 - total flux cleaned = -0.00120228 Jy ! Component: 1200 - total flux cleaned = -0.00124121 Jy ! Component: 1250 - total flux cleaned = -0.00121526 Jy ! Component: 1300 - total flux cleaned = -0.00120254 Jy ! Component: 1350 - total flux cleaned = -0.00122783 Jy ! Component: 1400 - total flux cleaned = -0.0012529 Jy ! Component: 1450 - total flux cleaned = -0.00130244 Jy ! Component: 1500 - total flux cleaned = -0.00131464 Jy ! Component: 1550 - total flux cleaned = -0.00130255 Jy ! Component: 1600 - total flux cleaned = -0.00137445 Jy ! Component: 1650 - total flux cleaned = -0.00135049 Jy ! Component: 1700 - total flux cleaned = -0.00130357 Jy ! Component: 1750 - total flux cleaned = -0.00137361 Jy ! Component: 1800 - total flux cleaned = -0.00135041 Jy ! Component: 1850 - total flux cleaned = -0.00133904 Jy ! Component: 1900 - total flux cleaned = -0.00135046 Jy ! Component: 1950 - total flux cleaned = -0.00135054 Jy ! Component: 2000 - total flux cleaned = -0.00133952 Jy ! Component: 2050 - total flux cleaned = -0.0013619 Jy ! Component: 2100 - total flux cleaned = -0.00139483 Jy ! Component: 2150 - total flux cleaned = -0.00137289 Jy ! Component: 2200 - total flux cleaned = -0.00140537 Jy ! Component: 2250 - total flux cleaned = -0.00137307 Jy ! Component: 2300 - total flux cleaned = -0.00136248 Jy ! Component: 2350 - total flux cleaned = -0.00136249 Jy ! Component: 2400 - total flux cleaned = -0.00139393 Jy ! Component: 2450 - total flux cleaned = -0.00136251 Jy ! Component: 2500 - total flux cleaned = -0.0013832 Jy ! Component: 2550 - total flux cleaned = -0.00139353 Jy ! Component: 2600 - total flux cleaned = -0.00137302 Jy ! Component: 2650 - total flux cleaned = -0.00137305 Jy ! Component: 2700 - total flux cleaned = -0.0013629 Jy ! Component: 2750 - total flux cleaned = -0.00138306 Jy ! Component: 2800 - total flux cleaned = -0.00139293 Jy ! Component: 2850 - total flux cleaned = -0.00137323 Jy ! Component: 2900 - total flux cleaned = -0.00137317 Jy ! Component: 2950 - total flux cleaned = -0.0013635 Jy ! Component: 3000 - total flux cleaned = -0.00136356 Jy ! Component: 3050 - total flux cleaned = -0.00136351 Jy ! Component: 3100 - total flux cleaned = -0.00137308 Jy ! Component: 3150 - total flux cleaned = -0.00137311 Jy ! Component: 3200 - total flux cleaned = -0.00139194 Jy ! Component: 3250 - total flux cleaned = -0.00138251 Jy ! Component: 3300 - total flux cleaned = -0.00137333 Jy ! Component: 3350 - total flux cleaned = -0.00137335 Jy ! Component: 3400 - total flux cleaned = -0.00139185 Jy ! Component: 3450 - total flux cleaned = -0.00141935 Jy ! Component: 3500 - total flux cleaned = -0.00138288 Jy ! Component: 3550 - total flux cleaned = -0.00140107 Jy ! Component: 3600 - total flux cleaned = -0.00145505 Jy ! Component: 3650 - total flux cleaned = -0.00144609 Jy ! Component: 3700 - total flux cleaned = -0.00140152 Jy ! Component: 3750 - total flux cleaned = -0.0013927 Jy ! Component: 3800 - total flux cleaned = -0.00142791 Jy ! Component: 3850 - total flux cleaned = -0.00141043 Jy ! Component: 3900 - total flux cleaned = -0.00141042 Jy ! Component: 3950 - total flux cleaned = -0.00137577 Jy ! Component: 4000 - total flux cleaned = -0.0013931 Jy ! Component: 4050 - total flux cleaned = -0.00137599 Jy ! Total flux subtracted in 4096 components = -0.00137595 Jy ! Clean residual min=-0.000426 max=0.000494 Jy/beam ! Clean residual mean=-0.000001 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.253102 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 398 components and 0.253101 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1849+3024_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9394 x 1.7 at -6.235 degrees (North through East) ! Clean map min=-0.00091097 max=0.22168 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1849+3024_X_map.fits wmodel /vlbi/uf001/uva//J1849+3024_X_map.mod ! Writing 398 model components to file: /vlbi/uf001/uva//J1849+3024_X_map.mod wobs /vlbi/uf001/uva//J1849+3024_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1849+3024_X_uvs.fits wwins /vlbi/uf001/uva//J1849+3024_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1849+3024_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.221684 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146524 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.198287 0.198287 0.396575 0.793149 1.5863 3.1726 6.34519 12.6904 25.3808 50.7616 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.221 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1512.96 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1849+3024_X_dfm.log closed on Mon Jan 14 04:48:47 2019