! Started logfile: /vlbi/uf001/uva//J0901+0448_X_dfm.log on Mon Jan 14 00:13:09 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//J0901+0448_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0901+0448_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.960847 visibilities/baseline/integration-bin. ! Found source: J0901+0448 ! ! 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 21792 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 J0901+0448_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=1.017809Jy sigma=22.969091 ! Fit after self-cal, rms=0.817516Jy sigma=18.409076 ! 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=0.7035 mas, bmaj=1.695 mas, bpa=-1.868 degrees ! Estimated noise=0.351068 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 = 0.139016 Jy ! Component: 100 - total flux cleaned = 0.170294 Jy ! Total flux subtracted in 100 components = 0.170294 Jy ! Clean residual min=-0.005484 max=0.011092 Jy/beam ! Clean residual mean=-0.000007 rms=0.001366 Jy/beam ! Combined flux in latest and established models = 0.170294 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.170294 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=0.064687Jy sigma=1.402181 ! Fit after self-cal, rms=0.064672Jy sigma=1.401908 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123179 Jy ! Component: 100 - total flux cleaned = 0.0197664 Jy ! Total flux subtracted in 100 components = 0.0197664 Jy ! Clean residual min=-0.005606 max=0.007169 Jy/beam ! Clean residual mean=-0.000004 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.190061 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.190061 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=0.061079Jy sigma=1.315911 ! Fit after self-cal, rms=0.061076Jy sigma=1.315725 ! Inverting map ! Added new window around map position (1.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679497 Jy ! Component: 100 - total flux cleaned = 0.0116338 Jy ! Total flux subtracted in 100 components = 0.0116338 Jy ! Clean residual min=-0.005067 max=0.005982 Jy/beam ! Clean residual mean=-0.000002 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.201694 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.201694 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=0.059972Jy sigma=1.289165 ! Fit after self-cal, rms=0.059941Jy sigma=1.288266 ! 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=0.8775 mas, bmaj=1.98 mas, bpa=-1.587 degrees ! Estimated noise=0.232637 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 (-1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677106 Jy ! Component: 100 - total flux cleaned = 0.0114092 Jy ! Component: 150 - total flux cleaned = 0.0138112 Jy ! Component: 200 - total flux cleaned = 0.0156562 Jy ! Total flux subtracted in 200 components = 0.0156562 Jy ! Clean residual min=-0.004119 max=0.004047 Jy/beam ! Clean residual mean=0.000001 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.21735 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 50 components and 0.21735 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=0.058904Jy sigma=1.263912 ! Fit after self-cal, rms=0.058885Jy sigma=1.263473 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8775 x 1.98 at -1.587 degrees (North through East) ! Clean map min=-0.0039768 max=0.17912 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.01 ! LA 1.01 MK 1.01 NL 1.05 OV 0.94 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.01 ! LA 1.06 MK 1.04 NL 1.03 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.97 KP 0.99 ! LA 1.03 MK 1.04 NL 1.05 OV 0.95 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 0.99 ! LA 1.03 MK 1.04 NL 1.05 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.95 KP 1.01 ! LA 1.00 MK 1.03 NL 1.05 OV 0.94 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 1.00 ! LA 1.01 MK 1.02 NL 1.05 OV 0.95 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.94 KP 1.00 ! LA 1.01 MK 1.03 NL 1.07 OV 0.92 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.93 KP 1.04 ! LA 1.00 MK 1.06 NL 1.04 OV 0.95 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.00 ! LA 1.02 MK 1.03 NL 1.04 OV 0.91 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.94 KP 1.02 ! LA 1.00 MK 1.01 NL 1.08 OV 0.91 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.97 KP 1.00 ! LA 1.00 MK 1.06 NL 1.06 OV 0.92 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 0.99 ! LA 1.02 MK 1.02 NL 1.06 OV 0.92 ! PT 0.91 SC 1.00 ! ! ! Fit before self-cal, rms=0.058885Jy sigma=1.263473 ! Fit after self-cal, rms=0.057634Jy sigma=1.235843 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8827 mas, bmaj=2 mas, bpa=-1.475 degrees ! Estimated noise=0.231751 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 (8.8, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000485831 Jy ! Component: 100 - total flux cleaned = -0.00032782 Jy ! Component: 150 - total flux cleaned = -0.00104707 Jy ! Component: 200 - total flux cleaned = -0.00128872 Jy ! Total flux subtracted in 200 components = -0.00128872 Jy ! Clean residual min=-0.003077 max=0.003140 Jy/beam ! Clean residual mean=0.000002 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.216062 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.216062 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=0.057284Jy sigma=1.229106 ! Fit after self-cal, rms=0.057293Jy sigma=1.228801 ! Inverting map ! Added new window around map position (2.4, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131611 Jy ! Component: 100 - total flux cleaned = 0.0011369 Jy ! Component: 150 - total flux cleaned = 0.000981806 Jy ! Component: 200 - total flux cleaned = 0.000910646 Jy ! Total flux subtracted in 200 components = 0.000910646 Jy ! Clean residual min=-0.002779 max=0.002782 Jy/beam ! Clean residual mean=0.000002 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.216972 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.216972 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=0.056996Jy sigma=1.223585 ! Fit after self-cal, rms=0.056990Jy sigma=1.223458 ! 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=0.056990Jy sigma=1.223458 ! Fit after self-cal, rms=0.057195Jy sigma=1.195339 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=1.997 mas, bpa=-1.492 degrees ! Estimated noise=0.232702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000936974 Jy ! Component: 100 - total flux cleaned = -0.00146338 Jy ! Component: 150 - total flux cleaned = -0.00180384 Jy ! Component: 200 - total flux cleaned = -0.00187609 Jy ! Total flux subtracted in 200 components = -0.00187609 Jy ! Clean residual min=-0.001548 max=0.001804 Jy/beam ! Clean residual mean=0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.215096 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 102 components and 0.215096 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=0.057105Jy sigma=1.193508 ! Fit after self-cal, rms=0.057125Jy sigma=1.193298 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 (-10.4, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102871 Jy ! Component: 100 - total flux cleaned = 0.001038 Jy ! Component: 150 - total flux cleaned = 0.000969542 Jy ! Component: 200 - total flux cleaned = 0.000873759 Jy ! Total flux subtracted in 200 components = 0.000873759 Jy ! Clean residual min=-0.001472 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.21597 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 127 components and 0.21597 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=0.057059Jy sigma=1.191887 ! Fit after self-cal, rms=0.057057Jy sigma=1.191846 ! 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=0.057057Jy sigma=1.191846 ! Fit after self-cal, rms=0.057014Jy sigma=1.191388 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8816 mas, bmaj=1.996 mas, bpa=-1.48 degrees ! Estimated noise=0.232227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000844869 Jy ! Component: 100 - total flux cleaned = -0.00130133 Jy ! Component: 150 - total flux cleaned = -0.00145282 Jy ! Component: 200 - total flux cleaned = -0.00150955 Jy ! Total flux subtracted in 200 components = -0.00150955 Jy ! Clean residual min=-0.001453 max=0.001300 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.21446 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 142 components and 0.214461 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=0.056973Jy sigma=1.190530 ! Fit after self-cal, rms=0.056972Jy sigma=1.190505 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 = -7.77515e-05 Jy ! Component: 100 - total flux cleaned = -5.16494e-05 Jy ! Component: 150 - total flux cleaned = -3.46064e-06 Jy ! Component: 200 - total flux cleaned = -4.11043e-06 Jy ! Total flux subtracted in 200 components = -4.11043e-06 Jy ! Clean residual min=-0.001445 max=0.001275 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.214456 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 151 components and 0.214456 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=0.056951Jy sigma=1.190088 ! Fit after self-cal, rms=0.056950Jy sigma=1.190081 ! 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=0.056950Jy sigma=1.190081 ! Fit after self-cal, rms=0.056895Jy sigma=1.189880 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.124 mas, bmaj=3.184 mas, bpa=-3.242 degrees ! Estimated noise=0.293644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00118635 Jy ! Component: 100 - total flux cleaned = -0.00145826 Jy ! Component: 150 - total flux cleaned = -0.00163698 Jy ! Component: 200 - total flux cleaned = -0.00158479 Jy ! Total flux subtracted in 200 components = -0.00158479 Jy ! Clean residual min=-0.001493 max=0.001323 Jy/beam ! Clean residual mean=0.000001 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.212872 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 167 components and 0.212872 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=0.056883Jy sigma=1.189608 ! Fit after self-cal, rms=0.056882Jy sigma=1.189588 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.87998e-05 Jy ! Component: 100 - total flux cleaned = 8.0675e-05 Jy ! Component: 150 - total flux cleaned = 0.000124069 Jy ! Component: 200 - total flux cleaned = 0.000151105 Jy ! Total flux subtracted in 200 components = 0.000151105 Jy ! Clean residual min=-0.001485 max=0.001316 Jy/beam ! Clean residual mean=0.000001 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.213023 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.213023 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=0.056878Jy sigma=1.189492 ! Fit after self-cal, rms=0.056878Jy sigma=1.189486 ! 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=0.8809 mas, bmaj=1.995 mas, bpa=-1.48 degrees ! Estimated noise=0.231849 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8809 x 1.995 at -1.48 degrees (North through East) ! Clean map min=-0.0017993 max=0.179 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=0.7051 mas, bmaj=1.702 mas, bpa=-1.689 degrees ! Estimated noise=0.352115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.139371 Jy ! Component: 100 - total flux cleaned = 0.170797 Jy ! Component: 150 - total flux cleaned = 0.182947 Jy ! Component: 200 - total flux cleaned = 0.189292 Jy ! Total flux subtracted in 200 components = 0.189292 Jy ! Clean residual min=-0.002101 max=0.003691 Jy/beam ! Clean residual mean=-0.000003 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.189292 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.189292 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8809 mas, bmaj=1.995 mas, bpa=-1.48 degrees ! Estimated noise=0.231849 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 = 0.00616925 Jy ! Component: 100 - total flux cleaned = 0.00989774 Jy ! Component: 150 - total flux cleaned = 0.0125309 Jy ! Component: 200 - total flux cleaned = 0.0145821 Jy ! Total flux subtracted in 200 components = 0.0145821 Jy ! Clean residual min=-0.001622 max=0.001599 Jy/beam ! Clean residual mean=-0.000002 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.203874 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 42 components and 0.203874 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=2.124 mas, bmaj=3.184 mas, bpa=-3.242 degrees ! Estimated noise=0.293644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251109 Jy ! Component: 100 - total flux cleaned = 0.00389069 Jy ! Component: 150 - total flux cleaned = 0.0047215 Jy ! Component: 200 - total flux cleaned = 0.00550226 Jy ! Total flux subtracted in 200 components = 0.00550226 Jy ! Clean residual min=-0.001577 max=0.001531 Jy/beam ! Clean residual mean=-0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.209377 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 = 0.000635074 Jy ! Component: 100 - total flux cleaned = 0.00118545 Jy ! Component: 150 - total flux cleaned = 0.00161506 Jy ! Component: 200 - total flux cleaned = 0.0018089 Jy ! Total flux subtracted in 200 components = 0.0018089 Jy ! Clean residual min=-0.001440 max=0.001340 Jy/beam ! Clean residual mean=-0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.211186 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 124 components and 0.211185 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8809 mas, bmaj=1.995 mas, bpa=-1.48 degrees ! Estimated noise=0.231849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000231712 Jy ! Component: 100 - total flux cleaned = -0.000144969 Jy ! Component: 150 - total flux cleaned = -2.9928e-05 Jy ! Component: 200 - total flux cleaned = 4.05729e-05 Jy ! Total flux subtracted in 200 components = 4.05729e-05 Jy ! Clean residual min=-0.001328 max=0.001344 Jy/beam ! Clean residual mean=-0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.211226 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 147 components and 0.211226 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=0.056967Jy sigma=1.190754 ! Fit after self-cal, rms=0.056949Jy sigma=1.190539 wmodel J0901+0448_X_map.mod ! Writing 147 model components to file: J0901+0448_X_map.mod wobs J0901+0448_X_uvs.fits ! Writing UV FITS file: J0901+0448_X_uvs.fits wwins J0901+0448_X_map.win ! wwins: Wrote 6 windows to J0901+0448_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 = -0.000166349 Jy ! Component: 100 - total flux cleaned = -0.000370634 Jy ! Component: 150 - total flux cleaned = -0.000630204 Jy ! Component: 200 - total flux cleaned = -0.00081794 Jy ! Component: 250 - total flux cleaned = -0.000959536 Jy ! Component: 300 - total flux cleaned = -0.00109776 Jy ! Component: 350 - total flux cleaned = -0.00125227 Jy ! Component: 400 - total flux cleaned = -0.00136554 Jy ! Component: 450 - total flux cleaned = -0.00142138 Jy ! Component: 500 - total flux cleaned = -0.00151278 Jy ! Component: 550 - total flux cleaned = -0.00154864 Jy ! Component: 600 - total flux cleaned = -0.00160154 Jy ! Component: 650 - total flux cleaned = -0.00163665 Jy ! Component: 700 - total flux cleaned = -0.00167128 Jy ! Component: 750 - total flux cleaned = -0.00172237 Jy ! Component: 800 - total flux cleaned = -0.00172254 Jy ! Component: 850 - total flux cleaned = -0.001756 Jy ! Component: 900 - total flux cleaned = -0.00177236 Jy ! Component: 950 - total flux cleaned = -0.00177239 Jy ! Component: 1000 - total flux cleaned = -0.00180449 Jy ! Component: 1050 - total flux cleaned = -0.00177283 Jy ! Component: 1100 - total flux cleaned = -0.00180419 Jy ! Component: 1150 - total flux cleaned = -0.00177351 Jy ! Component: 1200 - total flux cleaned = -0.00175848 Jy ! Component: 1250 - total flux cleaned = -0.00174336 Jy ! Component: 1300 - total flux cleaned = -0.00175826 Jy ! Component: 1350 - total flux cleaned = -0.00172843 Jy ! Component: 1400 - total flux cleaned = -0.00171381 Jy ! Component: 1450 - total flux cleaned = -0.00169926 Jy ! Component: 1500 - total flux cleaned = -0.00171354 Jy ! Component: 1550 - total flux cleaned = -0.00172773 Jy ! Component: 1600 - total flux cleaned = -0.00175597 Jy ! Component: 1650 - total flux cleaned = -0.00171389 Jy ! Component: 1700 - total flux cleaned = -0.00172774 Jy ! Component: 1750 - total flux cleaned = -0.00171397 Jy ! Component: 1800 - total flux cleaned = -0.00170027 Jy ! Component: 1850 - total flux cleaned = -0.00171393 Jy ! Component: 1900 - total flux cleaned = -0.00172745 Jy ! Component: 1950 - total flux cleaned = -0.00170062 Jy ! Component: 2000 - total flux cleaned = -0.00174056 Jy ! Component: 2050 - total flux cleaned = -0.00174042 Jy ! Component: 2100 - total flux cleaned = -0.00174032 Jy ! Component: 2150 - total flux cleaned = -0.00172719 Jy ! Component: 2200 - total flux cleaned = -0.00170137 Jy ! Component: 2250 - total flux cleaned = -0.00173986 Jy ! Component: 2300 - total flux cleaned = -0.00172709 Jy ! Component: 2350 - total flux cleaned = -0.00173978 Jy ! Component: 2400 - total flux cleaned = -0.00175218 Jy ! Component: 2450 - total flux cleaned = -0.00175219 Jy ! Component: 2500 - total flux cleaned = -0.00177669 Jy ! Component: 2550 - total flux cleaned = -0.00171512 Jy ! Component: 2600 - total flux cleaned = -0.00170284 Jy ! Component: 2650 - total flux cleaned = -0.00170278 Jy ! Component: 2700 - total flux cleaned = -0.00170279 Jy ! Component: 2750 - total flux cleaned = -0.00170278 Jy ! Component: 2800 - total flux cleaned = -0.00167903 Jy ! Component: 2850 - total flux cleaned = -0.00167901 Jy ! Component: 2900 - total flux cleaned = -0.00169088 Jy ! Component: 2950 - total flux cleaned = -0.00172593 Jy ! Component: 3000 - total flux cleaned = -0.00172593 Jy ! Component: 3050 - total flux cleaned = -0.00166795 Jy ! Component: 3100 - total flux cleaned = -0.00167943 Jy ! Component: 3150 - total flux cleaned = -0.00169075 Jy ! Component: 3200 - total flux cleaned = -0.00166821 Jy ! Component: 3250 - total flux cleaned = -0.00165687 Jy ! Component: 3300 - total flux cleaned = -0.00163446 Jy ! Component: 3350 - total flux cleaned = -0.00166789 Jy ! Component: 3400 - total flux cleaned = -0.00161252 Jy ! Component: 3450 - total flux cleaned = -0.00164552 Jy ! Component: 3500 - total flux cleaned = -0.00166744 Jy ! Component: 3550 - total flux cleaned = -0.00162399 Jy ! Component: 3600 - total flux cleaned = -0.00164573 Jy ! Component: 3650 - total flux cleaned = -0.00163501 Jy ! Component: 3700 - total flux cleaned = -0.00167781 Jy ! Component: 3750 - total flux cleaned = -0.00170978 Jy ! Component: 3800 - total flux cleaned = -0.00168864 Jy ! Component: 3850 - total flux cleaned = -0.00168876 Jy ! Component: 3900 - total flux cleaned = -0.00172021 Jy ! Component: 3950 - total flux cleaned = -0.00169954 Jy ! Component: 4000 - total flux cleaned = -0.00173056 Jy ! Component: 4050 - total flux cleaned = -0.00175119 Jy ! Total flux subtracted in 4096 components = -0.00168971 Jy ! Clean residual min=-0.000670 max=0.000569 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.209536 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 452 components and 0.209536 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0901+0448_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8809 x 1.995 at -1.48 degrees (North through East) ! Clean map min=-0.0011483 max=0.18164 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0901+0448_X_map.fits wmodel /vlbi/uf001/uva//J0901+0448_X_map.mod ! Writing 452 model components to file: /vlbi/uf001/uva//J0901+0448_X_map.mod wobs /vlbi/uf001/uva//J0901+0448_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0901+0448_X_uvs.fits wwins /vlbi/uf001/uva//J0901+0448_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0901+0448_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.181641 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000175993 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290671 0.290671 0.581342 1.16268 2.32537 4.65074 9.30148 18.603 37.2059 74.4118 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.181 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1032.09 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0901+0448_X_dfm.log closed on Mon Jan 14 00:13:14 2019