! Started logfile: /vlbi/uf001/uva//J0921+1350_X_dfm.log on Mon Jan 14 00:24:23 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//J0921+1350_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0921+1350_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.976608 visibilities/baseline/integration-bin. ! Found source: J0921+1350 ! ! 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 30060 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 J0921+1350_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010381Jy sigma=25.091099 ! Fit after self-cal, rms=0.880234Jy sigma=21.856787 ! 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=0.7636 mas, bmaj=1.595 mas, bpa=0.9302 degrees ! Estimated noise=0.322563 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 = 0.0915914 Jy ! Component: 100 - total flux cleaned = 0.114068 Jy ! Total flux subtracted in 100 components = 0.114068 Jy ! Clean residual min=-0.004507 max=0.009385 Jy/beam ! Clean residual mean=-0.000003 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.114068 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.114068 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=0.058745Jy sigma=1.391170 ! Fit after self-cal, rms=0.058718Jy sigma=1.390587 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010336 Jy ! Component: 100 - total flux cleaned = 0.0156424 Jy ! Total flux subtracted in 100 components = 0.0156424 Jy ! Clean residual min=-0.003289 max=0.005013 Jy/beam ! Clean residual mean=-0.000003 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.12971 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.12971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056716Jy sigma=1.338528 ! Fit after self-cal, rms=0.056703Jy sigma=1.338067 ! Inverting map ! Added new window around map position (1.6, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432949 Jy ! Component: 100 - total flux cleaned = 0.00668386 Jy ! Total flux subtracted in 100 components = 0.00668386 Jy ! Clean residual min=-0.003348 max=0.004360 Jy/beam ! Clean residual mean=-0.000003 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.136394 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.136394 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=0.056410Jy sigma=1.330057 ! Fit after self-cal, rms=0.056372Jy sigma=1.329196 ! 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=0.9606 mas, bmaj=1.904 mas, bpa=0.5557 degrees ! Estimated noise=0.168176 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, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551944 Jy ! Component: 100 - total flux cleaned = 0.00876302 Jy ! Component: 150 - total flux cleaned = 0.0111065 Jy ! Component: 200 - total flux cleaned = 0.0124583 Jy ! Total flux subtracted in 200 components = 0.0124583 Jy ! Clean residual min=-0.002739 max=0.003586 Jy/beam ! Clean residual mean=-0.000005 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.148852 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 45 components and 0.148852 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=0.055812Jy sigma=1.312233 ! Fit after self-cal, rms=0.055766Jy sigma=1.311001 ! Inverting map ! Added new window around map position (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00307106 Jy ! Component: 100 - total flux cleaned = 0.00453407 Jy ! Component: 150 - total flux cleaned = 0.00515588 Jy ! Component: 200 - total flux cleaned = 0.00542994 Jy ! Total flux subtracted in 200 components = 0.00542994 Jy ! Clean residual min=-0.002318 max=0.002409 Jy/beam ! Clean residual mean=-0.000005 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.154282 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 65 components and 0.154282 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=0.055569Jy sigma=1.305195 ! Fit after self-cal, rms=0.055555Jy sigma=1.304873 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9606 x 1.904 at 0.5557 degrees (North through East) ! Clean map min=-0.0022492 max=0.11962 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 1.05 ! LA 1.00 MK 0.98 NL 1.09 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 1.02 ! LA 1.00 MK 1.00 NL 1.07 OV 0.96 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.95 KP 1.06 ! LA 1.01 MK 1.03 NL 1.08 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.97 KP 1.06 ! LA 0.99 MK 1.03 NL 1.07 OV 0.90 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.93 KP 1.04 ! LA 0.99 MK 1.00 NL 1.14 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.95 KP 1.03 ! LA 0.99 MK 0.98 NL 1.08 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.95 KP 1.05 ! LA 0.99 MK 1.02 NL 1.08 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.93 KP 1.01 ! LA 0.99 MK 1.01 NL 1.10 OV 0.92 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.96 KP 1.04 ! LA 1.02 MK 1.01 NL 1.05 OV 0.93 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.94 KP 1.06 ! LA 0.98 MK 1.03 NL 1.09 OV 0.93 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.93 KP 1.04 ! LA 0.99 MK 0.98 NL 1.06 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 1.04 ! LA 0.97 MK 1.10 NL 1.10 OV 0.94 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.055555Jy sigma=1.304873 ! Fit after self-cal, rms=0.054749Jy sigma=1.287102 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=1.912 mas, bpa=0.7091 degrees ! Estimated noise=0.1684 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 = -0.0022171 Jy ! Component: 100 - total flux cleaned = -0.00263033 Jy ! Component: 150 - total flux cleaned = -0.00259414 Jy ! Component: 200 - total flux cleaned = -0.0025645 Jy ! Total flux subtracted in 200 components = -0.0025645 Jy ! Clean residual min=-0.001239 max=0.001444 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.151718 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 85 components and 0.151718 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=0.054658Jy sigma=1.284617 ! Fit after self-cal, rms=0.054674Jy sigma=1.284381 ! 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=0.054674Jy sigma=1.284381 ! Fit after self-cal, rms=0.054577Jy sigma=1.282419 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9576 mas, bmaj=1.913 mas, bpa=0.6994 degrees ! Estimated noise=0.168282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114139 Jy ! Component: 100 - total flux cleaned = -0.00161976 Jy ! Component: 150 - total flux cleaned = -0.00171807 Jy ! Component: 200 - total flux cleaned = -0.00180278 Jy ! Total flux subtracted in 200 components = -0.00180278 Jy ! Clean residual min=-0.001157 max=0.001271 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.149915 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 101 components and 0.149915 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=0.054548Jy sigma=1.281575 ! Fit after self-cal, rms=0.054550Jy sigma=1.281528 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 (0.2, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125943 Jy ! Component: 100 - total flux cleaned = 0.0020119 Jy ! Component: 150 - total flux cleaned = 0.00236959 Jy ! Component: 200 - total flux cleaned = 0.002635 Jy ! Total flux subtracted in 200 components = 0.002635 Jy ! Clean residual min=-0.001096 max=0.001153 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.15255 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 128 components and 0.15255 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=0.054515Jy sigma=1.280604 ! Fit after self-cal, rms=0.054513Jy sigma=1.280576 ! Inverting map ! Added new window around map position (-3.4, -19.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000984617 Jy ! Component: 100 - total flux cleaned = 0.00140707 Jy ! Component: 150 - total flux cleaned = 0.00172016 Jy ! Component: 200 - total flux cleaned = 0.00200692 Jy ! Total flux subtracted in 200 components = 0.00200692 Jy ! Clean residual min=-0.001025 max=0.000956 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.154557 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 148 components and 0.154557 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=0.054491Jy sigma=1.279973 ! Fit after self-cal, rms=0.054490Jy sigma=1.279944 ! 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=0.054490Jy sigma=1.279944 ! Fit after self-cal, rms=0.054391Jy sigma=1.278000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9574 mas, bmaj=1.915 mas, bpa=0.7412 degrees ! Estimated noise=0.168017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000526317 Jy ! Component: 100 - total flux cleaned = -0.000511249 Jy ! Component: 150 - total flux cleaned = -0.00041263 Jy ! Component: 200 - total flux cleaned = -0.000352631 Jy ! Total flux subtracted in 200 components = -0.000352631 Jy ! Clean residual min=-0.000886 max=0.000952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.154204 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 165 components and 0.154204 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=0.054378Jy sigma=1.277648 ! Fit after self-cal, rms=0.054380Jy sigma=1.277620 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 (-0.4, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000792106 Jy ! Component: 100 - total flux cleaned = 0.000997848 Jy ! Component: 150 - total flux cleaned = 0.00111997 Jy ! Component: 200 - total flux cleaned = 0.001232 Jy ! Total flux subtracted in 200 components = 0.001232 Jy ! Clean residual min=-0.000877 max=0.000863 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.155436 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 184 components and 0.155436 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=0.054364Jy sigma=1.277285 ! Fit after self-cal, rms=0.054364Jy sigma=1.277268 ! 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=0.054364Jy sigma=1.277268 ! Fit after self-cal, rms=0.054294Jy sigma=1.277181 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.098 mas, bmaj=2.956 mas, bpa=-4.531 degrees ! Estimated noise=0.208531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.04319e-05 Jy ! Component: 100 - total flux cleaned = 0.000141886 Jy ! Component: 150 - total flux cleaned = 0.00026207 Jy ! Component: 200 - total flux cleaned = 0.000313627 Jy ! Total flux subtracted in 200 components = 0.000313627 Jy ! Clean residual min=-0.000814 max=0.000848 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.15575 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 205 components and 0.15575 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=0.054289Jy sigma=1.277051 ! Fit after self-cal, rms=0.054289Jy sigma=1.277039 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 = 0.000189798 Jy ! Component: 100 - total flux cleaned = 0.000221695 Jy ! Component: 150 - total flux cleaned = 0.000222391 Jy ! Component: 200 - total flux cleaned = 0.000231312 Jy ! Total flux subtracted in 200 components = 0.000231312 Jy ! Clean residual min=-0.000777 max=0.000809 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.155981 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 213 components and 0.155981 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=0.054288Jy sigma=1.277006 ! Fit after self-cal, rms=0.054288Jy sigma=1.276999 ! 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=0.9574 mas, bmaj=1.915 mas, bpa=0.7615 degrees ! Estimated noise=0.167852 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9574 x 1.915 at 0.7615 degrees (North through East) ! Clean map min=-0.00078995 max=0.12001 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=0.7603 mas, bmaj=1.6 mas, bpa=1.213 degrees ! Estimated noise=0.321672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0912661 Jy ! Component: 100 - total flux cleaned = 0.113713 Jy ! Component: 150 - total flux cleaned = 0.123835 Jy ! Component: 200 - total flux cleaned = 0.129379 Jy ! Total flux subtracted in 200 components = 0.129379 Jy ! Clean residual min=-0.002401 max=0.003024 Jy/beam ! Clean residual mean=-0.000001 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.129379 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.129379 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9574 mas, bmaj=1.915 mas, bpa=0.7615 degrees ! Estimated noise=0.167852 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 = 0.00498229 Jy ! Component: 100 - total flux cleaned = 0.00832789 Jy ! Component: 150 - total flux cleaned = 0.0106794 Jy ! Component: 200 - total flux cleaned = 0.0124672 Jy ! Total flux subtracted in 200 components = 0.0124672 Jy ! Clean residual min=-0.001248 max=0.001229 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.141846 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.141846 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=2.098 mas, bmaj=2.956 mas, bpa=-4.531 degrees ! Estimated noise=0.208531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219437 Jy ! Component: 100 - total flux cleaned = 0.00385021 Jy ! Component: 150 - total flux cleaned = 0.00522317 Jy ! Component: 200 - total flux cleaned = 0.00638939 Jy ! Total flux subtracted in 200 components = 0.00638939 Jy ! Clean residual min=-0.001151 max=0.001070 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.148236 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 = 0.000999781 Jy ! Component: 100 - total flux cleaned = 0.00187023 Jy ! Component: 150 - total flux cleaned = 0.0026335 Jy ! Component: 200 - total flux cleaned = 0.00330977 Jy ! Total flux subtracted in 200 components = 0.00330977 Jy ! Clean residual min=-0.000962 max=0.000888 Jy/beam ! Clean residual mean=-0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.151546 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 112 components and 0.151545 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9574 mas, bmaj=1.915 mas, bpa=0.7615 degrees ! Estimated noise=0.167852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000840345 Jy ! Component: 100 - total flux cleaned = 0.00142793 Jy ! Component: 150 - total flux cleaned = 0.00186119 Jy ! Component: 200 - total flux cleaned = 0.00213254 Jy ! Total flux subtracted in 200 components = 0.00213254 Jy ! Clean residual min=-0.000903 max=0.000845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.153678 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 140 components and 0.153678 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=0.054332Jy sigma=1.277906 ! Fit after self-cal, rms=0.054326Jy sigma=1.277824 wmodel J0921+1350_X_map.mod ! Writing 140 model components to file: J0921+1350_X_map.mod wobs J0921+1350_X_uvs.fits ! Writing UV FITS file: J0921+1350_X_uvs.fits wwins J0921+1350_X_map.win ! wwins: Wrote 7 windows to J0921+1350_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 = -0.000166425 Jy ! Component: 100 - total flux cleaned = -0.000196129 Jy ! Component: 150 - total flux cleaned = -0.000252775 Jy ! Component: 200 - total flux cleaned = -0.000267082 Jy ! Component: 250 - total flux cleaned = -0.000334204 Jy ! Component: 300 - total flux cleaned = -0.000373419 Jy ! Component: 350 - total flux cleaned = -0.000412065 Jy ! Component: 400 - total flux cleaned = -0.00046254 Jy ! Component: 450 - total flux cleaned = -0.000475018 Jy ! Component: 500 - total flux cleaned = -0.000511756 Jy ! Component: 550 - total flux cleaned = -0.000523884 Jy ! Component: 600 - total flux cleaned = -0.000523882 Jy ! Component: 650 - total flux cleaned = -0.000582393 Jy ! Component: 700 - total flux cleaned = -0.000559336 Jy ! Component: 750 - total flux cleaned = -0.000582332 Jy ! Component: 800 - total flux cleaned = -0.000571062 Jy ! Component: 850 - total flux cleaned = -0.000548996 Jy ! Component: 900 - total flux cleaned = -0.000560085 Jy ! Component: 950 - total flux cleaned = -0.000527427 Jy ! Component: 1000 - total flux cleaned = -0.00052751 Jy ! Component: 1050 - total flux cleaned = -0.000506316 Jy ! Component: 1100 - total flux cleaned = -0.000495853 Jy ! Component: 1150 - total flux cleaned = -0.000443652 Jy ! Component: 1200 - total flux cleaned = -0.000454243 Jy ! Component: 1250 - total flux cleaned = -0.000413438 Jy ! Component: 1300 - total flux cleaned = -0.00043393 Jy ! Component: 1350 - total flux cleaned = -0.000413819 Jy ! Component: 1400 - total flux cleaned = -0.000383845 Jy ! Component: 1450 - total flux cleaned = -0.000373848 Jy ! Component: 1500 - total flux cleaned = -0.000344418 Jy ! Component: 1550 - total flux cleaned = -0.000334569 Jy ! Component: 1600 - total flux cleaned = -0.000344111 Jy ! Component: 1650 - total flux cleaned = -0.000324735 Jy ! Component: 1700 - total flux cleaned = -0.000258052 Jy ! Component: 1750 - total flux cleaned = -0.000295961 Jy ! Component: 1800 - total flux cleaned = -0.000295889 Jy ! Component: 1850 - total flux cleaned = -0.00024926 Jy ! Component: 1900 - total flux cleaned = -0.000239967 Jy ! Component: 1950 - total flux cleaned = -0.000249081 Jy ! Component: 2000 - total flux cleaned = -0.000230884 Jy ! Component: 2050 - total flux cleaned = -0.000194645 Jy ! Component: 2100 - total flux cleaned = -0.00017676 Jy ! Component: 2150 - total flux cleaned = -0.000141103 Jy ! Component: 2200 - total flux cleaned = -0.00014993 Jy ! Component: 2250 - total flux cleaned = -0.00015875 Jy ! Component: 2300 - total flux cleaned = -0.000123717 Jy ! Component: 2350 - total flux cleaned = -0.000149788 Jy ! Component: 2400 - total flux cleaned = -0.000123777 Jy ! Component: 2450 - total flux cleaned = -6.37078e-05 Jy ! Component: 2500 - total flux cleaned = -0.000114809 Jy ! Component: 2550 - total flux cleaned = -7.24431e-05 Jy ! Component: 2600 - total flux cleaned = -4.71018e-05 Jy ! Component: 2650 - total flux cleaned = -7.2276e-05 Jy ! Component: 2700 - total flux cleaned = -4.72957e-05 Jy ! Component: 2750 - total flux cleaned = -5.55386e-05 Jy ! Component: 2800 - total flux cleaned = -6.38111e-05 Jy ! Component: 2850 - total flux cleaned = -6.37602e-05 Jy ! Component: 2900 - total flux cleaned = -5.55873e-05 Jy ! Component: 2950 - total flux cleaned = -3.93483e-05 Jy ! Component: 3000 - total flux cleaned = 8.89312e-06 Jy ! Component: 3050 - total flux cleaned = 8.77502e-07 Jy ! Component: 3100 - total flux cleaned = -7.11997e-06 Jy ! Component: 3150 - total flux cleaned = 8.33239e-07 Jy ! Component: 3200 - total flux cleaned = -7.06752e-06 Jy ! Component: 3250 - total flux cleaned = -6.98466e-06 Jy ! Component: 3300 - total flux cleaned = -1.48015e-05 Jy ! Component: 3350 - total flux cleaned = -3.02971e-05 Jy ! Component: 3400 - total flux cleaned = -7.15487e-06 Jy ! Component: 3450 - total flux cleaned = 5.13104e-07 Jy ! Component: 3500 - total flux cleaned = -3.00041e-05 Jy ! Component: 3550 - total flux cleaned = 3.72931e-07 Jy ! Component: 3600 - total flux cleaned = -7.15599e-06 Jy ! Component: 3650 - total flux cleaned = -1.4698e-05 Jy ! Component: 3700 - total flux cleaned = 7.72951e-06 Jy ! Component: 3750 - total flux cleaned = 2.95103e-07 Jy ! Component: 3800 - total flux cleaned = 2.98722e-05 Jy ! Component: 3850 - total flux cleaned = -1.43732e-05 Jy ! Component: 3900 - total flux cleaned = -4.3763e-05 Jy ! Component: 3950 - total flux cleaned = -3.64838e-05 Jy ! Component: 4000 - total flux cleaned = -2.18949e-05 Jy ! Component: 4050 - total flux cleaned = -5.08143e-05 Jy ! Total flux subtracted in 4096 components = -2.92208e-05 Jy ! Clean residual min=-0.000452 max=0.000510 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.153649 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 459 components and 0.153649 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0921+1350_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9574 x 1.915 at 0.7615 degrees (North through East) ! Clean map min=-0.00064381 max=0.12026 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0921+1350_X_map.fits wmodel /vlbi/uf001/uva//J0921+1350_X_map.mod ! Writing 459 model components to file: /vlbi/uf001/uva//J0921+1350_X_map.mod wobs /vlbi/uf001/uva//J0921+1350_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0921+1350_X_uvs.fits wwins /vlbi/uf001/uva//J0921+1350_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0921+1350_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.120261 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124539 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.31067 0.31067 0.62134 1.24268 2.48536 4.97072 9.94144 19.8829 39.7658 79.5316 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.12 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 965.654 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0921+1350_X_dfm.log closed on Mon Jan 14 00:24:28 2019