! Started logfile: /vlbi/uf001/uva//J0751+3313_X_dfm.log on Sun Jan 13 23:40:31 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//J0751+3313_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0751+3313_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.965692 visibilities/baseline/integration-bin. ! Found source: J0751+3313 ! ! 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 29724 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 J0751+3313_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.052229Jy sigma=25.165316 ! Fit after self-cal, rms=0.687467Jy sigma=16.580568 ! 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=0.7201 mas, bmaj=1.368 mas, bpa=0.5894 degrees ! Estimated noise=0.332047 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 = 0.230408 Jy ! Component: 100 - total flux cleaned = 0.316844 Jy ! Total flux subtracted in 100 components = 0.316844 Jy ! Clean residual min=-0.012612 max=0.036459 Jy/beam ! Clean residual mean=-0.000003 rms=0.003116 Jy/beam ! Combined flux in latest and established models = 0.316844 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.316844 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=0.102686Jy sigma=2.381591 ! Fit after self-cal, rms=0.101412Jy sigma=2.346540 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0422633 Jy ! Component: 100 - total flux cleaned = 0.0665712 Jy ! Total flux subtracted in 100 components = 0.0665712 Jy ! Clean residual min=-0.008386 max=0.012568 Jy/beam ! Clean residual mean=-0.000001 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 0.383416 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.383416 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=0.073035Jy sigma=1.681145 ! Fit after self-cal, rms=0.072878Jy sigma=1.677400 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156342 Jy ! Component: 100 - total flux cleaned = 0.0254985 Jy ! Total flux subtracted in 100 components = 0.0254985 Jy ! Clean residual min=-0.007841 max=0.010190 Jy/beam ! Clean residual mean=0.000000 rms=0.001584 Jy/beam ! Combined flux in latest and established models = 0.408914 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.408914 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=0.067081Jy sigma=1.550881 ! Fit after self-cal, rms=0.067036Jy sigma=1.549878 ! Inverting map ! Added new window around map position (2.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102512 Jy ! Component: 100 - total flux cleaned = 0.0171517 Jy ! Total flux subtracted in 100 components = 0.0171517 Jy ! Clean residual min=-0.007403 max=0.008946 Jy/beam ! Clean residual mean=0.000001 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 0.426066 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.426066 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=0.064366Jy sigma=1.488399 ! Fit after self-cal, rms=0.064247Jy sigma=1.485856 ! 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=0.9107 mas, bmaj=1.641 mas, bpa=0.6146 degrees ! Estimated noise=0.175416 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133109 Jy ! Component: 100 - total flux cleaned = 0.023244 Jy ! Component: 150 - total flux cleaned = 0.0311721 Jy ! Component: 200 - total flux cleaned = 0.0375318 Jy ! Total flux subtracted in 200 components = 0.0375318 Jy ! Clean residual min=-0.006108 max=0.008138 Jy/beam ! Clean residual mean=0.000002 rms=0.001387 Jy/beam ! Combined flux in latest and established models = 0.463598 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 63 components and 0.463598 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=0.060145Jy sigma=1.387001 ! Fit after self-cal, rms=0.060072Jy sigma=1.385248 ! Inverting map ! Added new window around map position (0, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826311 Jy ! Component: 100 - total flux cleaned = 0.0120989 Jy ! Component: 150 - total flux cleaned = 0.0150689 Jy ! Component: 200 - total flux cleaned = 0.0177551 Jy ! Total flux subtracted in 200 components = 0.0177551 Jy ! Clean residual min=-0.005378 max=0.005254 Jy/beam ! Clean residual mean=0.000003 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.481353 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 84 components and 0.481353 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=0.058624Jy sigma=1.348739 ! Fit after self-cal, rms=0.058570Jy sigma=1.347459 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9107 x 1.641 at 0.6146 degrees (North through East) ! Clean map min=-0.0051742 max=0.30245 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.95 KP 0.99 ! LA 1.00 MK 0.98 NL 1.05 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 0.99 ! LA 1.00 MK 1.02 NL 1.06 OV 0.94 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 0.99 ! LA 1.01 MK 1.02 NL 1.05 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 1.00 ! LA 1.01 MK 1.03 NL 1.05 OV 0.93 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 0.99 ! LA 1.01 MK 1.02 NL 1.06 OV 0.95 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 1.00 ! LA 1.01 MK 1.03 NL 1.06 OV 0.94 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.99 KP 1.01 ! LA 1.01 MK 1.03 NL 1.07 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.98 KP 1.00 ! LA 1.02 MK 1.04 NL 1.07 OV 0.94 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.98 KP 1.01 ! LA 1.01 MK 1.03 NL 1.07 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.01 KP 1.01 ! LA 1.02 MK 1.03 NL 1.07 OV 0.93 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.98 KP 1.01 ! LA 1.01 MK 1.03 NL 1.07 OV 0.93 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.01 KP 1.00 ! LA 1.03 MK 1.03 NL 1.07 OV 0.94 ! PT 0.95 SC 0.99 ! ! ! Fit before self-cal, rms=0.058570Jy sigma=1.347459 ! Fit after self-cal, rms=0.054635Jy sigma=1.245754 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9109 mas, bmaj=1.648 mas, bpa=0.9223 degrees ! Estimated noise=0.175719 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 = -0.00415236 Jy ! Component: 100 - total flux cleaned = -0.00494784 Jy ! Component: 150 - total flux cleaned = -0.00587613 Jy ! Component: 200 - total flux cleaned = -0.00657941 Jy ! Total flux subtracted in 200 components = -0.00657941 Jy ! Clean residual min=-0.002337 max=0.001881 Jy/beam ! Clean residual mean=0.000000 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.474773 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 104 components and 0.474773 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=0.054179Jy sigma=1.234307 ! Fit after self-cal, rms=0.054186Jy sigma=1.234071 ! 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=0.054186Jy sigma=1.234071 ! Fit after self-cal, rms=0.053719Jy sigma=1.225061 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9095 mas, bmaj=1.646 mas, bpa=0.5799 degrees ! Estimated noise=0.175465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00233234 Jy ! Component: 100 - total flux cleaned = -0.00309888 Jy ! Component: 150 - total flux cleaned = -0.00362324 Jy ! Component: 200 - total flux cleaned = -0.00402833 Jy ! Total flux subtracted in 200 components = -0.00402833 Jy ! Clean residual min=-0.001999 max=0.001596 Jy/beam ! Clean residual mean=-0.000001 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.470745 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 0.470745 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=0.053528Jy sigma=1.220415 ! Fit after self-cal, rms=0.053523Jy sigma=1.220324 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 = -0.000433315 Jy ! Component: 100 - total flux cleaned = -0.000709487 Jy ! Component: 150 - total flux cleaned = -0.000834998 Jy ! Component: 200 - total flux cleaned = -0.000990685 Jy ! Total flux subtracted in 200 components = -0.000990685 Jy ! Clean residual min=-0.001892 max=0.001564 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.469754 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 132 components and 0.469754 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=0.053455Jy sigma=1.218776 ! Fit after self-cal, rms=0.053453Jy sigma=1.218736 ! 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=0.053453Jy sigma=1.218736 ! Fit after self-cal, rms=0.053342Jy sigma=1.217338 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9083 mas, bmaj=1.646 mas, bpa=0.4429 degrees ! Estimated noise=0.175433 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164999 Jy ! Component: 100 - total flux cleaned = -0.0023096 Jy ! Component: 150 - total flux cleaned = -0.00277919 Jy ! Component: 200 - total flux cleaned = -0.00314717 Jy ! Total flux subtracted in 200 components = -0.00314717 Jy ! Clean residual min=-0.001664 max=0.001403 Jy/beam ! Clean residual mean=-0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.466607 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 135 components and 0.466607 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=0.053245Jy sigma=1.214956 ! Fit after self-cal, rms=0.053244Jy sigma=1.214938 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 = -0.000223246 Jy ! Component: 100 - total flux cleaned = -0.000390705 Jy ! Component: 150 - total flux cleaned = -0.000484468 Jy ! Component: 200 - total flux cleaned = -0.000543293 Jy ! Total flux subtracted in 200 components = -0.000543293 Jy ! Clean residual min=-0.001593 max=0.001371 Jy/beam ! Clean residual mean=-0.000001 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.466064 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 141 components and 0.466064 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=0.053210Jy sigma=1.214142 ! Fit after self-cal, rms=0.053209Jy sigma=1.214125 ! 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=0.053209Jy sigma=1.214125 ! Fit after self-cal, rms=0.053139Jy sigma=1.213307 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.054 mas, bmaj=2.642 mas, bpa=0.3714 degrees ! Estimated noise=0.229376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160885 Jy ! Component: 100 - total flux cleaned = -0.00212645 Jy ! Component: 150 - total flux cleaned = -0.00240877 Jy ! Component: 200 - total flux cleaned = -0.00258121 Jy ! Total flux subtracted in 200 components = -0.00258121 Jy ! Clean residual min=-0.001612 max=0.001427 Jy/beam ! Clean residual mean=-0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.463483 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 161 components and 0.463483 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=0.053099Jy sigma=1.212307 ! Fit after self-cal, rms=0.053100Jy sigma=1.212273 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 = -1.15723e-07 Jy ! Component: 100 - total flux cleaned = -9.13193e-05 Jy ! Component: 150 - total flux cleaned = -0.000108794 Jy ! Component: 200 - total flux cleaned = -0.000123037 Jy ! Total flux subtracted in 200 components = -0.000123037 Jy ! Clean residual min=-0.001552 max=0.001424 Jy/beam ! Clean residual mean=-0.000002 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.46336 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 172 components and 0.46336 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=0.053091Jy sigma=1.212073 ! Fit after self-cal, rms=0.053091Jy sigma=1.212064 ! 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=0.9074 mas, bmaj=1.646 mas, bpa=0.3458 degrees ! Estimated noise=0.175398 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9074 x 1.646 at 0.3458 degrees (North through East) ! Clean map min=-0.0012382 max=0.30278 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=0.7175 mas, bmaj=1.37 mas, bpa=0.2515 degrees ! Estimated noise=0.33121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.231575 Jy ! Component: 100 - total flux cleaned = 0.320222 Jy ! Component: 150 - total flux cleaned = 0.361386 Jy ! Component: 200 - total flux cleaned = 0.385337 Jy ! Total flux subtracted in 200 components = 0.385337 Jy ! Clean residual min=-0.004643 max=0.012331 Jy/beam ! Clean residual mean=-0.000002 rms=0.001198 Jy/beam ! Combined flux in latest and established models = 0.385337 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 0.385337 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9074 mas, bmaj=1.646 mas, bpa=0.3458 degrees ! Estimated noise=0.175398 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 = 0.0216482 Jy ! Component: 100 - total flux cleaned = 0.0337674 Jy ! Component: 150 - total flux cleaned = 0.0421661 Jy ! Component: 200 - total flux cleaned = 0.0485986 Jy ! Total flux subtracted in 200 components = 0.0485986 Jy ! Clean residual min=-0.002216 max=0.003987 Jy/beam ! Clean residual mean=-0.000003 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.433935 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 56 components and 0.433935 Jy ! Inverting map ! Added new window around map position (1.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515084 Jy ! Component: 100 - total flux cleaned = 0.00929451 Jy ! Component: 150 - total flux cleaned = 0.0126601 Jy ! Component: 200 - total flux cleaned = 0.0154167 Jy ! Total flux subtracted in 200 components = 0.0154167 Jy ! Clean residual min=-0.001582 max=0.001897 Jy/beam ! Clean residual mean=-0.000002 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.449352 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 92 components and 0.449352 Jy ! Inverting map ! Added new window around map position (0, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023233 Jy ! Component: 100 - total flux cleaned = 0.00424866 Jy ! Component: 150 - total flux cleaned = 0.00587615 Jy ! Component: 200 - total flux cleaned = 0.00726522 Jy ! Total flux subtracted in 200 components = 0.00726522 Jy ! Clean residual min=-0.001390 max=0.001264 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.456617 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 115 components and 0.456617 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=2.054 mas, bmaj=2.642 mas, bpa=0.3714 degrees ! Estimated noise=0.229376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205117 Jy ! Component: 100 - total flux cleaned = 0.00340852 Jy ! Component: 150 - total flux cleaned = 0.00440611 Jy ! Component: 200 - total flux cleaned = 0.00499223 Jy ! Total flux subtracted in 200 components = 0.00499223 Jy ! Clean residual min=-0.001522 max=0.001497 Jy/beam ! Clean residual mean=-0.000002 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.46161 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 = 0.000380454 Jy ! Component: 100 - total flux cleaned = 0.000707611 Jy ! Component: 150 - total flux cleaned = 0.00099052 Jy ! Component: 200 - total flux cleaned = 0.00123598 Jy ! Total flux subtracted in 200 components = 0.00123598 Jy ! Clean residual min=-0.001463 max=0.001480 Jy/beam ! Clean residual mean=-0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.462846 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 190 components and 0.462846 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9074 mas, bmaj=1.646 mas, bpa=0.3458 degrees ! Estimated noise=0.175398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203285 Jy ! Component: 100 - total flux cleaned = 0.000367811 Jy ! Component: 150 - total flux cleaned = 0.000488689 Jy ! Component: 200 - total flux cleaned = 0.000555755 Jy ! Total flux subtracted in 200 components = 0.000555755 Jy ! Clean residual min=-0.001238 max=0.001223 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.463401 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 208 components and 0.463401 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=0.053034Jy sigma=1.210622 ! Fit after self-cal, rms=0.053023Jy sigma=1.210465 wmodel J0751+3313_X_map.mod ! Writing 208 model components to file: J0751+3313_X_map.mod wobs J0751+3313_X_uvs.fits ! Writing UV FITS file: J0751+3313_X_uvs.fits wwins J0751+3313_X_map.win ! wwins: Wrote 6 windows to J0751+3313_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 = -0.000142965 Jy ! Component: 100 - total flux cleaned = -0.000318385 Jy ! Component: 150 - total flux cleaned = -0.000571836 Jy ! Component: 200 - total flux cleaned = -0.000694535 Jy ! Component: 250 - total flux cleaned = -0.000774485 Jy ! Component: 300 - total flux cleaned = -0.000910465 Jy ! Component: 350 - total flux cleaned = -0.00108124 Jy ! Component: 400 - total flux cleaned = -0.00121145 Jy ! Component: 450 - total flux cleaned = -0.00132117 Jy ! Component: 500 - total flux cleaned = -0.00148269 Jy ! Component: 550 - total flux cleaned = -0.00162379 Jy ! Component: 600 - total flux cleaned = -0.00177983 Jy ! Component: 650 - total flux cleaned = -0.00196744 Jy ! Component: 700 - total flux cleaned = -0.00211844 Jy ! Component: 750 - total flux cleaned = -0.00228359 Jy ! Component: 800 - total flux cleaned = -0.00239725 Jy ! Component: 850 - total flux cleaned = -0.0025413 Jy ! Component: 900 - total flux cleaned = -0.00263635 Jy ! Component: 950 - total flux cleaned = -0.00282303 Jy ! Component: 1000 - total flux cleaned = -0.00291532 Jy ! Component: 1050 - total flux cleaned = -0.00302148 Jy ! Component: 1100 - total flux cleaned = -0.00311087 Jy ! Component: 1150 - total flux cleaned = -0.0031847 Jy ! Component: 1200 - total flux cleaned = -0.0032286 Jy ! Component: 1250 - total flux cleaned = -0.00332973 Jy ! Component: 1300 - total flux cleaned = -0.00340098 Jy ! Component: 1350 - total flux cleaned = -0.00348537 Jy ! Component: 1400 - total flux cleaned = -0.00354135 Jy ! Component: 1450 - total flux cleaned = -0.00359654 Jy ! Component: 1500 - total flux cleaned = -0.00366486 Jy ! Component: 1550 - total flux cleaned = -0.00370521 Jy ! Component: 1600 - total flux cleaned = -0.00379868 Jy ! Component: 1650 - total flux cleaned = -0.003812 Jy ! Component: 1700 - total flux cleaned = -0.0038907 Jy ! Component: 1750 - total flux cleaned = -0.00390373 Jy ! Component: 1800 - total flux cleaned = -0.00400645 Jy ! Component: 1850 - total flux cleaned = -0.00403179 Jy ! Component: 1900 - total flux cleaned = -0.00406972 Jy ! Component: 1950 - total flux cleaned = -0.00418197 Jy ! Component: 2000 - total flux cleaned = -0.0042314 Jy ! Component: 2050 - total flux cleaned = -0.00424343 Jy ! Component: 2100 - total flux cleaned = -0.00430405 Jy ! Component: 2150 - total flux cleaned = -0.00432837 Jy ! Component: 2200 - total flux cleaned = -0.00437603 Jy ! Component: 2250 - total flux cleaned = -0.00439973 Jy ! Component: 2300 - total flux cleaned = -0.00444648 Jy ! Component: 2350 - total flux cleaned = -0.00448157 Jy ! Component: 2400 - total flux cleaned = -0.00455074 Jy ! Component: 2450 - total flux cleaned = -0.0046195 Jy ! Component: 2500 - total flux cleaned = -0.00464225 Jy ! Component: 2550 - total flux cleaned = -0.00464237 Jy ! Component: 2600 - total flux cleaned = -0.00469822 Jy ! Component: 2650 - total flux cleaned = -0.00475375 Jy ! Component: 2700 - total flux cleaned = -0.0047427 Jy ! Component: 2750 - total flux cleaned = -0.00476462 Jy ! Component: 2800 - total flux cleaned = -0.00481881 Jy ! Component: 2850 - total flux cleaned = -0.00486182 Jy ! Component: 2900 - total flux cleaned = -0.00493656 Jy ! Component: 2950 - total flux cleaned = -0.00497898 Jy ! Component: 3000 - total flux cleaned = -0.00498963 Jy ! Component: 3050 - total flux cleaned = -0.00504172 Jy ! Component: 3100 - total flux cleaned = -0.00507285 Jy ! Component: 3150 - total flux cleaned = -0.00512438 Jy ! Component: 3200 - total flux cleaned = -0.00518577 Jy ! Component: 3250 - total flux cleaned = -0.00520614 Jy ! Component: 3300 - total flux cleaned = -0.00527674 Jy ! Component: 3350 - total flux cleaned = -0.00533695 Jy ! Component: 3400 - total flux cleaned = -0.00540676 Jy ! Component: 3450 - total flux cleaned = -0.00549571 Jy ! Component: 3500 - total flux cleaned = -0.00551536 Jy ! Component: 3550 - total flux cleaned = -0.00559347 Jy ! Component: 3600 - total flux cleaned = -0.00563223 Jy ! Component: 3650 - total flux cleaned = -0.00569963 Jy ! Component: 3700 - total flux cleaned = -0.00574757 Jy ! Component: 3750 - total flux cleaned = -0.00581414 Jy ! Component: 3800 - total flux cleaned = -0.00588978 Jy ! Component: 3850 - total flux cleaned = -0.00594621 Jy ! Component: 3900 - total flux cleaned = -0.00596479 Jy ! Component: 3950 - total flux cleaned = -0.00603901 Jy ! Component: 4000 - total flux cleaned = -0.00603897 Jy ! Component: 4050 - total flux cleaned = -0.00611234 Jy ! Total flux subtracted in 4096 components = -0.00614883 Jy ! Clean residual min=-0.000525 max=0.000570 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.457252 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 527 components and 0.457252 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0751+3313_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9074 x 1.646 at 0.3458 degrees (North through East) ! Clean map min=-0.00082613 max=0.30322 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0751+3313_X_map.fits wmodel /vlbi/uf001/uva//J0751+3313_X_map.mod ! Writing 527 model components to file: /vlbi/uf001/uva//J0751+3313_X_map.mod wobs /vlbi/uf001/uva//J0751+3313_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0751+3313_X_uvs.fits wwins /vlbi/uf001/uva//J0751+3313_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0751+3313_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.303218 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156769 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.155106 0.155106 0.310212 0.620423 1.24085 2.48169 4.96339 9.92677 19.8535 39.7071 79.4142 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.303 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1934.16 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0751+3313_X_dfm.log closed on Sun Jan 13 23:40:37 2019