! Started logfile: /vlbi/uf001/uva//J1719+0658_X_dfm.log on Mon Jan 14 04:06:43 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//J1719+0658_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1719+0658_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.961905 visibilities/baseline/integration-bin. ! Found source: J1719+0658 ! ! 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 21816 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 J1719+0658_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013736Jy sigma=23.675630 ! Fit after self-cal, rms=0.828480Jy sigma=19.336846 ! 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=0.7092 mas, bmaj=1.707 mas, bpa=-2.592 degrees ! Estimated noise=0.323629 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 = 0.130914 Jy ! Component: 100 - total flux cleaned = 0.16069 Jy ! Total flux subtracted in 100 components = 0.16069 Jy ! Clean residual min=-0.004996 max=0.010754 Jy/beam ! Clean residual mean=-0.000005 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.16069 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.16069 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=0.060637Jy sigma=1.360966 ! Fit after self-cal, rms=0.060633Jy sigma=1.360773 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117337 Jy ! Component: 100 - total flux cleaned = 0.0185077 Jy ! Total flux subtracted in 100 components = 0.0185077 Jy ! Clean residual min=-0.004066 max=0.006393 Jy/beam ! Clean residual mean=-0.000002 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.179198 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.179198 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=0.057493Jy sigma=1.280489 ! Fit after self-cal, rms=0.057492Jy sigma=1.280262 ! Inverting map ! Added new window around map position (1, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00625084 Jy ! Component: 100 - total flux cleaned = 0.0104975 Jy ! Total flux subtracted in 100 components = 0.0104975 Jy ! Clean residual min=-0.003725 max=0.005078 Jy/beam ! Clean residual mean=-0.000001 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.189695 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.189695 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=0.056564Jy sigma=1.255164 ! Fit after self-cal, rms=0.056526Jy sigma=1.254248 ! Inverting map ! Added new window around map position (-1.2, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454935 Jy ! Component: 100 - total flux cleaned = 0.00783231 Jy ! Total flux subtracted in 100 components = 0.00783231 Jy ! Clean residual min=-0.003586 max=0.002981 Jy/beam ! Clean residual mean=-0.000000 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.197528 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.197528 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=0.056032Jy sigma=1.241045 ! Fit after self-cal, rms=0.056026Jy sigma=1.240832 ! 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=0.8871 mas, bmaj=1.973 mas, bpa=-2.755 degrees ! Estimated noise=0.225257 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 = 0.00371967 Jy ! Component: 100 - total flux cleaned = 0.00641628 Jy ! Component: 150 - total flux cleaned = 0.00768096 Jy ! Component: 200 - total flux cleaned = 0.0085243 Jy ! Total flux subtracted in 200 components = 0.0085243 Jy ! Clean residual min=-0.003020 max=0.002707 Jy/beam ! Clean residual mean=0.000002 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.206052 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 51 components and 0.206052 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=0.055711Jy sigma=1.232045 ! Fit after self-cal, rms=0.055710Jy sigma=1.231935 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8871 x 1.973 at -2.755 degrees (North through East) ! Clean map min=-0.0029075 max=0.17064 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.97 KP 1.01 ! LA 0.98 MK 1.03 NL 1.05 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.98 KP 1.04 ! LA 0.99 MK 1.04 NL 1.06 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.02 ! LA 0.97 MK 1.02 NL 1.06 OV 0.94 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.98 KP 1.03 ! LA 1.01 MK 1.01 NL 1.05 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.02 ! LA 0.98 MK 1.04 NL 1.06 OV 0.91 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.96 KP 1.06 ! LA 0.99 MK 1.03 NL 1.04 OV 0.92 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.03 ! LA 0.99 MK 1.04 NL 1.07 OV 0.91 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.95 KP 1.04 ! LA 1.00 MK 1.07 NL 1.05 OV 0.96 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.05 ! LA 0.99 MK 1.01 NL 1.08 OV 0.92 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.97 KP 1.04 ! LA 0.99 MK 1.04 NL 1.09 OV 0.93 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.99 KP 1.03 ! LA 0.98 MK 1.03 NL 1.08 OV 0.91 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.97 KP 1.02 ! LA 1.02 MK 1.03 NL 1.06 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Fit before self-cal, rms=0.055710Jy sigma=1.231935 ! Fit after self-cal, rms=0.054840Jy sigma=1.202837 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8918 mas, bmaj=1.993 mas, bpa=-2.535 degrees ! Estimated noise=0.225937 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 = -0.00265174 Jy ! Component: 100 - total flux cleaned = -0.00401189 Jy ! Component: 150 - total flux cleaned = -0.00451039 Jy ! Component: 200 - total flux cleaned = -0.00472324 Jy ! Total flux subtracted in 200 components = -0.00472324 Jy ! Clean residual min=-0.001510 max=0.001574 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.201329 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 71 components and 0.201329 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=0.054719Jy sigma=1.199449 ! Fit after self-cal, rms=0.054742Jy sigma=1.199290 ! 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=0.054742Jy sigma=1.199290 ! Fit after self-cal, rms=0.054624Jy sigma=1.193247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8913 mas, bmaj=1.994 mas, bpa=-2.508 degrees ! Estimated noise=0.225786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142688 Jy ! Component: 100 - total flux cleaned = -0.00199607 Jy ! Component: 150 - total flux cleaned = -0.00221581 Jy ! Component: 200 - total flux cleaned = -0.00238059 Jy ! Total flux subtracted in 200 components = -0.00238059 Jy ! Clean residual min=-0.001450 max=0.001294 Jy/beam ! Clean residual mean=-0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.198948 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.198948 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=0.054580Jy sigma=1.192119 ! Fit after self-cal, rms=0.054584Jy sigma=1.192082 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 = -0.000187548 Jy ! Component: 100 - total flux cleaned = -0.000319869 Jy ! Component: 150 - total flux cleaned = -0.00042193 Jy ! Component: 200 - total flux cleaned = -0.000516041 Jy ! Total flux subtracted in 200 components = -0.000516041 Jy ! Clean residual min=-0.001452 max=0.001303 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.198432 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 0.198432 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=0.054573Jy sigma=1.191825 ! Fit after self-cal, rms=0.054572Jy sigma=1.191810 ! 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=0.054572Jy sigma=1.191810 ! Fit after self-cal, rms=0.054572Jy sigma=1.191345 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8906 mas, bmaj=1.995 mas, bpa=-2.476 degrees ! Estimated noise=0.225797 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000909754 Jy ! Component: 100 - total flux cleaned = -0.00124404 Jy ! Component: 150 - total flux cleaned = -0.00138917 Jy ! Component: 200 - total flux cleaned = -0.00153187 Jy ! Total flux subtracted in 200 components = -0.00153187 Jy ! Clean residual min=-0.001396 max=0.001220 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.1969 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.1969 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=0.054551Jy sigma=1.190832 ! Fit after self-cal, rms=0.054552Jy sigma=1.190822 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 = -0.000110272 Jy ! Component: 100 - total flux cleaned = -0.000199671 Jy ! Component: 150 - total flux cleaned = -0.000268182 Jy ! Component: 200 - total flux cleaned = -0.000343831 Jy ! Total flux subtracted in 200 components = -0.000343831 Jy ! Clean residual min=-0.001398 max=0.001229 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.196556 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 82 components and 0.196556 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=0.054545Jy sigma=1.190670 ! Fit after self-cal, rms=0.054544Jy sigma=1.190662 ! 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=0.054544Jy sigma=1.190662 ! Fit after self-cal, rms=0.054548Jy sigma=1.190463 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=3.134 mas, bpa=0.156 degrees ! Estimated noise=0.284711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000653147 Jy ! Component: 100 - total flux cleaned = -0.000786059 Jy ! Component: 150 - total flux cleaned = -0.000829139 Jy ! Component: 200 - total flux cleaned = -0.000842801 Jy ! Total flux subtracted in 200 components = -0.000842801 Jy ! Clean residual min=-0.001208 max=0.001062 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.195713 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.195713 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=0.054545Jy sigma=1.190352 ! Fit after self-cal, rms=0.054545Jy sigma=1.190340 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 = -3.29865e-05 Jy ! Component: 100 - total flux cleaned = -3.35788e-05 Jy ! Component: 150 - total flux cleaned = -2.82638e-05 Jy ! Component: 200 - total flux cleaned = -2.33626e-05 Jy ! Total flux subtracted in 200 components = -2.33626e-05 Jy ! Clean residual min=-0.001193 max=0.001059 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.19569 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 103 components and 0.19569 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=0.054547Jy sigma=1.190377 ! Fit after self-cal, rms=0.054547Jy sigma=1.190369 ! 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=0.8902 mas, bmaj=1.996 mas, bpa=-2.46 degrees ! Estimated noise=0.225801 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8902 x 1.996 at -2.46 degrees (North through East) ! Clean map min=-0.0012514 max=0.1714 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=0.7099 mas, bmaj=1.72 mas, bpa=-2.346 degrees ! Estimated noise=0.325741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131701 Jy ! Component: 100 - total flux cleaned = 0.161261 Jy ! Component: 150 - total flux cleaned = 0.172427 Jy ! Component: 200 - total flux cleaned = 0.179001 Jy ! Total flux subtracted in 200 components = 0.179001 Jy ! Clean residual min=-0.002584 max=0.003449 Jy/beam ! Clean residual mean=-0.000002 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.179001 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.179001 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8902 mas, bmaj=1.996 mas, bpa=-2.46 degrees ! Estimated noise=0.225801 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 = 0.00586386 Jy ! Component: 100 - total flux cleaned = 0.00939696 Jy ! Component: 150 - total flux cleaned = 0.0116876 Jy ! Component: 200 - total flux cleaned = 0.0132729 Jy ! Total flux subtracted in 200 components = 0.0132729 Jy ! Clean residual min=-0.001385 max=0.001366 Jy/beam ! Clean residual mean=-0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.192274 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.192274 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=2.145 mas, bmaj=3.134 mas, bpa=0.156 degrees ! Estimated noise=0.284711 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017132 Jy ! Component: 100 - total flux cleaned = 0.00221914 Jy ! Component: 150 - total flux cleaned = 0.00247524 Jy ! Component: 200 - total flux cleaned = 0.00267344 Jy ! Total flux subtracted in 200 components = 0.00267344 Jy ! Clean residual min=-0.001186 max=0.001130 Jy/beam ! Clean residual mean=0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.194948 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 = 0.000138628 Jy ! Component: 100 - total flux cleaned = 0.000249699 Jy ! Component: 150 - total flux cleaned = 0.000339063 Jy ! Component: 200 - total flux cleaned = 0.000402673 Jy ! Total flux subtracted in 200 components = 0.000402673 Jy ! Clean residual min=-0.001196 max=0.001081 Jy/beam ! Clean residual mean=0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.19535 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.19535 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8902 mas, bmaj=1.996 mas, bpa=-2.46 degrees ! Estimated noise=0.225801 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000297436 Jy ! Component: 100 - total flux cleaned = -0.000346188 Jy ! Component: 150 - total flux cleaned = -0.000367695 Jy ! Component: 200 - total flux cleaned = -0.000405389 Jy ! Total flux subtracted in 200 components = -0.000405389 Jy ! Clean residual min=-0.001352 max=0.001159 Jy/beam ! Clean residual mean=0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.194945 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.194945 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=0.054555Jy sigma=1.190534 ! Fit after self-cal, rms=0.054550Jy sigma=1.190496 wmodel J1719+0658_X_map.mod ! Writing 67 model components to file: J1719+0658_X_map.mod wobs J1719+0658_X_uvs.fits ! Writing UV FITS file: J1719+0658_X_uvs.fits wwins J1719+0658_X_map.win ! wwins: Wrote 3 windows to J1719+0658_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 = -0.000329605 Jy ! Component: 100 - total flux cleaned = -0.000554993 Jy ! Component: 150 - total flux cleaned = -0.000632898 Jy ! Component: 200 - total flux cleaned = -0.000651912 Jy ! Component: 250 - total flux cleaned = -0.000652035 Jy ! Component: 300 - total flux cleaned = -0.000687647 Jy ! Component: 350 - total flux cleaned = -0.000722534 Jy ! Component: 400 - total flux cleaned = -0.000773791 Jy ! Component: 450 - total flux cleaned = -0.000790419 Jy ! Component: 500 - total flux cleaned = -0.000790352 Jy ! Component: 550 - total flux cleaned = -0.000806556 Jy ! Component: 600 - total flux cleaned = -0.000822443 Jy ! Component: 650 - total flux cleaned = -0.000806741 Jy ! Component: 700 - total flux cleaned = -0.000822826 Jy ! Component: 750 - total flux cleaned = -0.000915273 Jy ! Component: 800 - total flux cleaned = -0.000930446 Jy ! Component: 850 - total flux cleaned = -0.000975694 Jy ! Component: 900 - total flux cleaned = -0.00102014 Jy ! Component: 950 - total flux cleaned = -0.00104953 Jy ! Component: 1000 - total flux cleaned = -0.00107872 Jy ! Component: 1050 - total flux cleaned = -0.00116529 Jy ! Component: 1100 - total flux cleaned = -0.00117947 Jy ! Component: 1150 - total flux cleaned = -0.00120796 Jy ! Component: 1200 - total flux cleaned = -0.00127804 Jy ! Component: 1250 - total flux cleaned = -0.00129184 Jy ! Component: 1300 - total flux cleaned = -0.00129207 Jy ! Component: 1350 - total flux cleaned = -0.00129216 Jy ! Component: 1400 - total flux cleaned = -0.00137336 Jy ! Component: 1450 - total flux cleaned = -0.00138677 Jy ! Component: 1500 - total flux cleaned = -0.00139997 Jy ! Component: 1550 - total flux cleaned = -0.00138692 Jy ! Component: 1600 - total flux cleaned = -0.00146522 Jy ! Component: 1650 - total flux cleaned = -0.00149117 Jy ! Component: 1700 - total flux cleaned = -0.00152978 Jy ! Component: 1750 - total flux cleaned = -0.00156791 Jy ! Component: 1800 - total flux cleaned = -0.0016059 Jy ! Component: 1850 - total flux cleaned = -0.00166886 Jy ! Component: 1900 - total flux cleaned = -0.00169384 Jy ! Component: 1950 - total flux cleaned = -0.00166905 Jy ! Component: 2000 - total flux cleaned = -0.00170605 Jy ! Component: 2050 - total flux cleaned = -0.00168163 Jy ! Component: 2100 - total flux cleaned = -0.0017544 Jy ! Component: 2150 - total flux cleaned = -0.00179063 Jy ! Component: 2200 - total flux cleaned = -0.00177879 Jy ! Component: 2250 - total flux cleaned = -0.00188583 Jy ! Component: 2300 - total flux cleaned = -0.00188572 Jy ! Component: 2350 - total flux cleaned = -0.00187397 Jy ! Component: 2400 - total flux cleaned = -0.00194401 Jy ! Component: 2450 - total flux cleaned = -0.00201353 Jy ! Component: 2500 - total flux cleaned = -0.00202497 Jy ! Component: 2550 - total flux cleaned = -0.00200219 Jy ! Component: 2600 - total flux cleaned = -0.00203628 Jy ! Component: 2650 - total flux cleaned = -0.00213811 Jy ! Component: 2700 - total flux cleaned = -0.00213811 Jy ! Component: 2750 - total flux cleaned = -0.00217153 Jy ! Component: 2800 - total flux cleaned = -0.00214935 Jy ! Component: 2850 - total flux cleaned = -0.00222662 Jy ! Component: 2900 - total flux cleaned = -0.00227029 Jy ! Component: 2950 - total flux cleaned = -0.00230299 Jy ! Component: 3000 - total flux cleaned = -0.00230296 Jy ! Component: 3050 - total flux cleaned = -0.00235681 Jy ! Component: 3100 - total flux cleaned = -0.00238898 Jy ! Component: 3150 - total flux cleaned = -0.00243145 Jy ! Component: 3200 - total flux cleaned = -0.00247376 Jy ! Component: 3250 - total flux cleaned = -0.00252629 Jy ! Component: 3300 - total flux cleaned = -0.00252626 Jy ! Component: 3350 - total flux cleaned = -0.00253666 Jy ! Component: 3400 - total flux cleaned = -0.0025781 Jy ! Component: 3450 - total flux cleaned = -0.00259871 Jy ! Component: 3500 - total flux cleaned = -0.00263976 Jy ! Component: 3550 - total flux cleaned = -0.0026397 Jy ! Component: 3600 - total flux cleaned = -0.00270052 Jy ! Component: 3650 - total flux cleaned = -0.00275095 Jy ! Component: 3700 - total flux cleaned = -0.00278105 Jy ! Component: 3750 - total flux cleaned = -0.00277111 Jy ! Component: 3800 - total flux cleaned = -0.00279092 Jy ! Component: 3850 - total flux cleaned = -0.00284039 Jy ! Component: 3900 - total flux cleaned = -0.00284047 Jy ! Component: 3950 - total flux cleaned = -0.00283067 Jy ! Component: 4000 - total flux cleaned = -0.0028599 Jy ! Component: 4050 - total flux cleaned = -0.00289884 Jy ! Total flux subtracted in 4096 components = -0.00294724 Jy ! Clean residual min=-0.000689 max=0.000655 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.191998 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 382 components and 0.191998 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1719+0658_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8902 x 1.996 at -2.46 degrees (North through East) ! Clean map min=-0.0010666 max=0.17201 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1719+0658_X_map.fits wmodel /vlbi/uf001/uva//J1719+0658_X_map.mod ! Writing 382 model components to file: /vlbi/uf001/uva//J1719+0658_X_map.mod wobs /vlbi/uf001/uva//J1719+0658_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1719+0658_X_uvs.fits wwins /vlbi/uf001/uva//J1719+0658_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1719+0658_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.17201 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169878 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.296281 0.296281 0.592563 1.18513 2.37025 4.7405 9.481 18.962 37.924 75.848 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.172 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1012.55 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1719+0658_X_dfm.log closed on Mon Jan 14 04:06:48 2019