! Started logfile: /vlbi/uf001/uva//J0839+2850_X_dfm.log on Mon Jan 14 00:03:01 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//J0839+2850_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0839+2850_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980556 visibilities/baseline/integration-bin. ! Found source: J0839+2850 ! ! 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 38124 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 J0839+2850_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010527Jy sigma=22.881916 ! Fit after self-cal, rms=0.874007Jy sigma=19.786878 ! 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=0.7242 mas, bmaj=1.412 mas, bpa=1.373 degrees ! Estimated noise=0.362154 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 = 0.0955762 Jy ! Component: 100 - total flux cleaned = 0.120137 Jy ! Total flux subtracted in 100 components = 0.120137 Jy ! Clean residual min=-0.004102 max=0.010260 Jy/beam ! Clean residual mean=-0.000001 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.120137 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.120137 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=0.060497Jy sigma=1.301091 ! Fit after self-cal, rms=0.060447Jy sigma=1.299881 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108303 Jy ! Component: 100 - total flux cleaned = 0.0160876 Jy ! Total flux subtracted in 100 components = 0.0160876 Jy ! Clean residual min=-0.003958 max=0.006141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.136224 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.136224 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=0.058203Jy sigma=1.246633 ! Fit after self-cal, rms=0.058193Jy sigma=1.246355 ! Inverting map ! Added new window around map position (-0.2, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00535154 Jy ! Component: 100 - total flux cleaned = 0.00830391 Jy ! Total flux subtracted in 100 components = 0.00830391 Jy ! Clean residual min=-0.003300 max=0.003996 Jy/beam ! Clean residual mean=-0.000001 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.144528 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.144528 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=0.057576Jy sigma=1.231866 ! Fit after self-cal, rms=0.057519Jy sigma=1.230660 ! 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=0.9356 mas, bmaj=1.724 mas, bpa=2.069 degrees ! Estimated noise=0.16222 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 (-2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471478 Jy ! Component: 100 - total flux cleaned = 0.00752758 Jy ! Component: 150 - total flux cleaned = 0.0096551 Jy ! Component: 200 - total flux cleaned = 0.0108968 Jy ! Total flux subtracted in 200 components = 0.0108968 Jy ! Clean residual min=-0.002679 max=0.003902 Jy/beam ! Clean residual mean=-0.000001 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.155425 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 64 components and 0.155425 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=0.057089Jy sigma=1.219667 ! Fit after self-cal, rms=0.057051Jy sigma=1.218875 ! Inverting map ! Added new window around map position (2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00313125 Jy ! Component: 100 - total flux cleaned = 0.0045811 Jy ! Component: 150 - total flux cleaned = 0.00522686 Jy ! Component: 200 - total flux cleaned = 0.0058005 Jy ! Total flux subtracted in 200 components = 0.0058005 Jy ! Clean residual min=-0.002671 max=0.002851 Jy/beam ! Clean residual mean=-0.000000 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.161225 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 89 components and 0.161226 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=0.056864Jy sigma=1.213685 ! Fit after self-cal, rms=0.056852Jy sigma=1.213489 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9356 x 1.724 at 2.069 degrees (North through East) ! Clean map min=-0.0025509 max=0.12479 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 0.95 KP 1.05 ! LA 1.02 MK 1.05 NL 1.07 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.99 KP 1.02 ! LA 1.01 MK 1.01 NL 1.07 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.97 KP 1.04 ! LA 1.03 MK 1.02 NL 1.08 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 1.03 ! LA 1.02 MK 1.04 NL 1.05 OV 0.92 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.04 ! LA 1.02 MK 1.04 NL 1.08 OV 0.91 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.97 KP 1.03 ! LA 1.01 MK 1.03 NL 1.06 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.96 KP 1.05 ! LA 1.01 MK 1.02 NL 1.06 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.96 KP 1.07 ! LA 1.01 MK 1.05 NL 1.09 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.04 ! LA 1.01 MK 1.03 NL 1.07 OV 0.91 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.95 KP 1.05 ! LA 1.02 MK 1.02 NL 1.08 OV 0.92 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.97 KP 1.03 ! LA 1.04 MK 1.02 NL 1.09 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.02 ! LA 1.03 MK 1.02 NL 1.07 OV 0.92 ! PT 0.96 SC 0.96 ! ! ! Fit before self-cal, rms=0.056852Jy sigma=1.213489 ! Fit after self-cal, rms=0.056013Jy sigma=1.196330 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=1.729 mas, bpa=2.593 degrees ! Estimated noise=0.162169 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 (-0.2, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143692 Jy ! Component: 100 - total flux cleaned = 0.00169208 Jy ! Component: 150 - total flux cleaned = 0.00155715 Jy ! Component: 200 - total flux cleaned = 0.00130919 Jy ! Total flux subtracted in 200 components = 0.00130919 Jy ! Clean residual min=-0.001319 max=0.001263 Jy/beam ! Clean residual mean=0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.162535 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 119 components and 0.162535 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=0.055888Jy sigma=1.193259 ! Fit after self-cal, rms=0.055911Jy sigma=1.192969 ! 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=0.055911Jy sigma=1.192969 ! Fit after self-cal, rms=0.056124Jy sigma=1.188402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9349 mas, bmaj=1.73 mas, bpa=2.281 degrees ! Estimated noise=0.162064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000431545 Jy ! Component: 100 - total flux cleaned = -0.000469711 Jy ! Component: 150 - total flux cleaned = -0.000496088 Jy ! Component: 200 - total flux cleaned = -0.00058341 Jy ! Total flux subtracted in 200 components = -0.00058341 Jy ! Clean residual min=-0.001033 max=0.001116 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.161951 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 141 components and 0.161951 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=0.056090Jy sigma=1.187552 ! Fit after self-cal, rms=0.056100Jy sigma=1.187493 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 (3.6, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813158 Jy ! Component: 100 - total flux cleaned = 0.000939327 Jy ! Component: 150 - total flux cleaned = 0.000995763 Jy ! Component: 200 - total flux cleaned = 0.00102801 Jy ! Total flux subtracted in 200 components = 0.00102801 Jy ! Clean residual min=-0.001004 max=0.000799 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.162979 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 162 components and 0.162979 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=0.056081Jy sigma=1.187046 ! Fit after self-cal, rms=0.056078Jy sigma=1.187016 ! 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=0.056078Jy sigma=1.187016 ! Fit after self-cal, rms=0.056026Jy sigma=1.186753 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9349 mas, bmaj=1.731 mas, bpa=2.249 degrees ! Estimated noise=0.161902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000611179 Jy ! Component: 100 - total flux cleaned = -0.000793748 Jy ! Component: 150 - total flux cleaned = -0.000827182 Jy ! Component: 200 - total flux cleaned = -0.000843337 Jy ! Total flux subtracted in 200 components = -0.000843337 Jy ! Clean residual min=-0.000913 max=0.000773 Jy/beam ! Clean residual mean=0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.162136 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 180 components and 0.162136 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=0.056013Jy sigma=1.186446 ! Fit after self-cal, rms=0.056015Jy sigma=1.186441 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 = 3.15426e-05 Jy ! Component: 100 - total flux cleaned = -3.14124e-05 Jy ! Component: 150 - total flux cleaned = -4.28431e-05 Jy ! Component: 200 - total flux cleaned = -6.5356e-05 Jy ! Total flux subtracted in 200 components = -6.5356e-05 Jy ! Clean residual min=-0.000908 max=0.000752 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.162071 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 188 components and 0.162071 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=0.056010Jy sigma=1.186343 ! Fit after self-cal, rms=0.056010Jy sigma=1.186337 ! 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=0.056010Jy sigma=1.186337 ! Fit after self-cal, rms=0.055969Jy sigma=1.186255 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.073 mas, bmaj=2.715 mas, bpa=0.6046 degrees ! Estimated noise=0.204204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000637792 Jy ! Component: 100 - total flux cleaned = -0.000797819 Jy ! Component: 150 - total flux cleaned = -0.000882322 Jy ! Component: 200 - total flux cleaned = -0.000941433 Jy ! Total flux subtracted in 200 components = -0.000941433 Jy ! Clean residual min=-0.000952 max=0.000785 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.161129 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 208 components and 0.161129 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=0.055965Jy sigma=1.186139 ! Fit after self-cal, rms=0.055966Jy sigma=1.186132 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 = -5.37369e-05 Jy ! Component: 100 - total flux cleaned = -9.17486e-05 Jy ! Component: 150 - total flux cleaned = -0.000116597 Jy ! Component: 200 - total flux cleaned = -0.000131677 Jy ! Total flux subtracted in 200 components = -0.000131677 Jy ! Clean residual min=-0.000926 max=0.000800 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.160997 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 218 components and 0.160997 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=0.055965Jy sigma=1.186117 ! Fit after self-cal, rms=0.055965Jy sigma=1.186118 ! 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=0.9348 mas, bmaj=1.731 mas, bpa=2.24 degrees ! Estimated noise=0.161846 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9348 x 1.731 at 2.24 degrees (North through East) ! Clean map min=-0.00077414 max=0.12474 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=0.7231 mas, bmaj=1.414 mas, bpa=1.455 degrees ! Estimated noise=0.361188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0952414 Jy ! Component: 100 - total flux cleaned = 0.119861 Jy ! Component: 150 - total flux cleaned = 0.130889 Jy ! Component: 200 - total flux cleaned = 0.137129 Jy ! Total flux subtracted in 200 components = 0.137129 Jy ! Clean residual min=-0.002272 max=0.003287 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.137129 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.137129 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9348 mas, bmaj=1.731 mas, bpa=2.24 degrees ! Estimated noise=0.161846 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 = 0.00532561 Jy ! Component: 100 - total flux cleaned = 0.00868803 Jy ! Component: 150 - total flux cleaned = 0.0111083 Jy ! Component: 200 - total flux cleaned = 0.0129714 Jy ! Total flux subtracted in 200 components = 0.0129714 Jy ! Clean residual min=-0.000986 max=0.001196 Jy/beam ! Clean residual mean=-0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.1501 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 52 components and 0.1501 Jy ! Inverting map ! Added new window around map position (0.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154823 Jy ! Component: 100 - total flux cleaned = 0.002846 Jy ! Component: 150 - total flux cleaned = 0.00395728 Jy ! Component: 200 - total flux cleaned = 0.00492999 Jy ! Total flux subtracted in 200 components = 0.00492999 Jy ! Clean residual min=-0.000855 max=0.000908 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.15503 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 83 components and 0.15503 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=2.073 mas, bmaj=2.715 mas, bpa=0.6046 degrees ! Estimated noise=0.204204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140285 Jy ! Component: 100 - total flux cleaned = 0.00243774 Jy ! Component: 150 - total flux cleaned = 0.00327301 Jy ! Component: 200 - total flux cleaned = 0.00377168 Jy ! Total flux subtracted in 200 components = 0.00377168 Jy ! Clean residual min=-0.000902 max=0.000862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.158802 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 = 0.000427692 Jy ! Component: 100 - total flux cleaned = 0.000677972 Jy ! Component: 150 - total flux cleaned = 0.000827884 Jy ! Component: 200 - total flux cleaned = 0.000947117 Jy ! Total flux subtracted in 200 components = 0.000947117 Jy ! Clean residual min=-0.000904 max=0.000827 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.159749 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 153 components and 0.159749 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9348 mas, bmaj=1.731 mas, bpa=2.24 degrees ! Estimated noise=0.161846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000421898 Jy ! Component: 100 - total flux cleaned = 0.000668545 Jy ! Component: 150 - total flux cleaned = 0.000823803 Jy ! Component: 200 - total flux cleaned = 0.000919937 Jy ! Total flux subtracted in 200 components = 0.000919937 Jy ! Clean residual min=-0.000866 max=0.000822 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.160669 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 180 components and 0.160669 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=0.055977Jy sigma=1.186405 ! Fit after self-cal, rms=0.055975Jy sigma=1.186379 wmodel J0839+2850_X_map.mod ! Writing 180 model components to file: J0839+2850_X_map.mod wobs J0839+2850_X_uvs.fits ! Writing UV FITS file: J0839+2850_X_uvs.fits wwins J0839+2850_X_map.win ! wwins: Wrote 7 windows to J0839+2850_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 = -3.4701e-05 Jy ! Component: 100 - total flux cleaned = -3.53312e-05 Jy ! Component: 150 - total flux cleaned = 3.00127e-05 Jy ! Component: 200 - total flux cleaned = 3.03831e-05 Jy ! Component: 250 - total flux cleaned = 0.000103933 Jy ! Component: 300 - total flux cleaned = 0.000199857 Jy ! Component: 350 - total flux cleaned = 0.00027023 Jy ! Component: 400 - total flux cleaned = 0.000293174 Jy ! Component: 450 - total flux cleaned = 0.000315999 Jy ! Component: 500 - total flux cleaned = 0.000361142 Jy ! Component: 550 - total flux cleaned = 0.000372136 Jy ! Component: 600 - total flux cleaned = 0.000405061 Jy ! Component: 650 - total flux cleaned = 0.000459189 Jy ! Component: 700 - total flux cleaned = 0.000491074 Jy ! Component: 750 - total flux cleaned = 0.000501768 Jy ! Component: 800 - total flux cleaned = 0.000585635 Jy ! Component: 850 - total flux cleaned = 0.000616678 Jy ! Component: 900 - total flux cleaned = 0.000667896 Jy ! Component: 950 - total flux cleaned = 0.000688169 Jy ! Component: 1000 - total flux cleaned = 0.000708378 Jy ! Component: 1050 - total flux cleaned = 0.00073845 Jy ! Component: 1100 - total flux cleaned = 0.000738471 Jy ! Component: 1150 - total flux cleaned = 0.000777726 Jy ! Component: 1200 - total flux cleaned = 0.000748633 Jy ! Component: 1250 - total flux cleaned = 0.000787117 Jy ! Component: 1300 - total flux cleaned = 0.000806281 Jy ! Component: 1350 - total flux cleaned = 0.00082514 Jy ! Component: 1400 - total flux cleaned = 0.000853295 Jy ! Component: 1450 - total flux cleaned = 0.000843992 Jy ! Component: 1500 - total flux cleaned = 0.00087183 Jy ! Component: 1550 - total flux cleaned = 0.000844416 Jy ! Component: 1600 - total flux cleaned = 0.000844419 Jy ! Component: 1650 - total flux cleaned = 0.000880636 Jy ! Component: 1700 - total flux cleaned = 0.000889648 Jy ! Component: 1750 - total flux cleaned = 0.000916338 Jy ! Component: 1800 - total flux cleaned = 0.000933947 Jy ! Component: 1850 - total flux cleaned = 0.000933935 Jy ! Component: 1900 - total flux cleaned = 0.000977547 Jy ! Component: 1950 - total flux cleaned = 0.000925554 Jy ! Component: 2000 - total flux cleaned = 0.000934236 Jy ! Component: 2050 - total flux cleaned = 0.000968515 Jy ! Component: 2100 - total flux cleaned = 0.000908978 Jy ! Component: 2150 - total flux cleaned = 0.000917452 Jy ! Component: 2200 - total flux cleaned = 0.000942574 Jy ! Component: 2250 - total flux cleaned = 0.000934221 Jy ! Component: 2300 - total flux cleaned = 0.00091758 Jy ! Component: 2350 - total flux cleaned = 0.000917543 Jy ! Component: 2400 - total flux cleaned = 0.000909359 Jy ! Component: 2450 - total flux cleaned = 0.000893043 Jy ! Component: 2500 - total flux cleaned = 0.000884966 Jy ! Component: 2550 - total flux cleaned = 0.000885001 Jy ! Component: 2600 - total flux cleaned = 0.000908896 Jy ! Component: 2650 - total flux cleaned = 0.000908901 Jy ! Component: 2700 - total flux cleaned = 0.000916777 Jy ! Component: 2750 - total flux cleaned = 0.00092467 Jy ! Component: 2800 - total flux cleaned = 0.000893356 Jy ! Component: 2850 - total flux cleaned = 0.000916762 Jy ! Component: 2900 - total flux cleaned = 0.000924472 Jy ! Component: 2950 - total flux cleaned = 0.00094758 Jy ! Component: 3000 - total flux cleaned = 0.000970634 Jy ! Component: 3050 - total flux cleaned = 0.000985862 Jy ! Component: 3100 - total flux cleaned = 0.00098583 Jy ! Component: 3150 - total flux cleaned = 0.00100851 Jy ! Component: 3200 - total flux cleaned = 0.00103858 Jy ! Component: 3250 - total flux cleaned = 0.00104606 Jy ! Component: 3300 - total flux cleaned = 0.00106094 Jy ! Component: 3350 - total flux cleaned = 0.001098 Jy ! Component: 3400 - total flux cleaned = 0.0010832 Jy ! Component: 3450 - total flux cleaned = 0.00111255 Jy ! Component: 3500 - total flux cleaned = 0.0011491 Jy ! Component: 3550 - total flux cleaned = 0.00113459 Jy ! Component: 3600 - total flux cleaned = 0.0011635 Jy ! Component: 3650 - total flux cleaned = 0.00119955 Jy ! Component: 3700 - total flux cleaned = 0.00120672 Jy ! Component: 3750 - total flux cleaned = 0.00124958 Jy ! Component: 3800 - total flux cleaned = 0.00124962 Jy ! Component: 3850 - total flux cleaned = 0.00127795 Jy ! Component: 3900 - total flux cleaned = 0.00128499 Jy ! Component: 3950 - total flux cleaned = 0.001285 Jy ! Component: 4000 - total flux cleaned = 0.00131296 Jy ! Component: 4050 - total flux cleaned = 0.00131995 Jy ! Total flux subtracted in 4096 components = 0.00135465 Jy ! Clean residual min=-0.000453 max=0.000393 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.162023 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 497 components and 0.162023 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0839+2850_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9348 x 1.731 at 2.24 degrees (North through East) ! Clean map min=-0.00069522 max=0.12481 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0839+2850_X_map.fits wmodel /vlbi/uf001/uva//J0839+2850_X_map.mod ! Writing 497 model components to file: /vlbi/uf001/uva//J0839+2850_X_map.mod wobs /vlbi/uf001/uva//J0839+2850_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0839+2850_X_uvs.fits wwins /vlbi/uf001/uva//J0839+2850_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0839+2850_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.124812 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118935 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.285873 0.285873 0.571745 1.14349 2.28698 4.57396 9.14792 18.2958 36.5917 73.1834 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.124 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1049.42 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0839+2850_X_dfm.log closed on Mon Jan 14 00:03:08 2019