! Started logfile: /vlbi/uf001/uva//J0833+4224_X_dfm.log on Mon Jan 14 00:00:12 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//J0833+4224_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0833+4224_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.827513 visibilities/baseline/integration-bin. ! Found source: J0833+4224 ! ! 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 18768 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 J0833+4224_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 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 94 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.039637Jy sigma=23.130066 ! Fit after self-cal, rms=0.719737Jy sigma=16.097787 ! 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=0.7571 mas, bmaj=1.115 mas, bpa=5.235 degrees ! Estimated noise=0.41687 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 = 0.213975 Jy ! Component: 100 - total flux cleaned = 0.260867 Jy ! Total flux subtracted in 100 components = 0.260867 Jy ! Clean residual min=-0.008021 max=0.017888 Jy/beam ! Clean residual mean=0.000008 rms=0.001857 Jy/beam ! Combined flux in latest and established models = 0.260867 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.260867 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=0.071952Jy sigma=1.556720 ! Fit after self-cal, rms=0.071947Jy sigma=1.556504 ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179293 Jy ! Component: 100 - total flux cleaned = 0.028351 Jy ! Total flux subtracted in 100 components = 0.028351 Jy ! Clean residual min=-0.007593 max=0.009657 Jy/beam ! Clean residual mean=0.000004 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 0.289218 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.289218 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=0.065101Jy sigma=1.410730 ! Fit after self-cal, rms=0.064846Jy sigma=1.404829 ! Inverting map ! Added new window around map position (-3.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00995192 Jy ! Component: 100 - total flux cleaned = 0.0163856 Jy ! Total flux subtracted in 100 components = 0.0163856 Jy ! Clean residual min=-0.006676 max=0.007545 Jy/beam ! Clean residual mean=0.000002 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 0.305603 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.305603 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=0.062693Jy sigma=1.357013 ! Fit after self-cal, rms=0.062571Jy sigma=1.354243 ! 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=0.9607 mas, bmaj=1.392 mas, bpa=5.677 degrees ! Estimated noise=0.254614 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, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103481 Jy ! Component: 100 - total flux cleaned = 0.0154315 Jy ! Component: 150 - total flux cleaned = 0.0186568 Jy ! Component: 200 - total flux cleaned = 0.0212629 Jy ! Total flux subtracted in 200 components = 0.0212629 Jy ! Clean residual min=-0.005334 max=0.008464 Jy/beam ! Clean residual mean=-0.000000 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.326866 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.326866 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=0.060464Jy sigma=1.301591 ! Fit after self-cal, rms=0.060306Jy sigma=1.298209 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9607 x 1.392 at 5.677 degrees (North through East) ! Clean map min=-0.0054541 max=0.27615 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 0.97 ! LA 1.01 MK 1.02 NL 1.15 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.00 ! LA 1.00 MK 1.04 NL 1.15 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 0.97 ! LA 1.01 MK 1.02 NL 1.14 OV 0.92 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 0.99 ! LA 1.00 MK 1.02 NL 1.15 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.93 KP 1.00 ! LA 1.00 MK 1.03 NL 1.13 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 0.99 ! LA 1.01 MK 1.02 NL 1.14 OV 0.92 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 0.98 ! LA 0.99 MK 1.02 NL 1.12 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.95 KP 0.99 ! LA 1.00 MK 1.01 NL 1.11 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 1.00 ! LA 1.01 MK 1.02 NL 1.12 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.96 KP 0.99 ! LA 1.00 MK 1.01 NL 1.13 OV 0.91 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.94 KP 0.97 ! LA 0.99 MK 1.01 NL 1.13 OV 0.93 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 0.98 ! LA 1.00 MK 1.02 NL 1.13 OV 0.91 ! PT 0.93 SC 0.98 ! ! ! Fit before self-cal, rms=0.060306Jy sigma=1.298209 ! Fit after self-cal, rms=0.055667Jy sigma=1.194259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9606 mas, bmaj=1.397 mas, bpa=6.275 degrees ! Estimated noise=0.253268 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 = -0.00108166 Jy ! Component: 100 - total flux cleaned = -0.00117035 Jy ! Component: 150 - total flux cleaned = -0.00125504 Jy ! Component: 200 - total flux cleaned = -0.00147059 Jy ! Total flux subtracted in 200 components = -0.00147059 Jy ! Clean residual min=-0.001982 max=0.002352 Jy/beam ! Clean residual mean=-0.000004 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.325395 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.325395 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=0.055279Jy sigma=1.185794 ! Fit after self-cal, rms=0.055273Jy sigma=1.185174 ! 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=0.055273Jy sigma=1.185174 ! Fit after self-cal, rms=0.054859Jy sigma=1.174943 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9609 mas, bmaj=1.392 mas, bpa=6.148 degrees ! Estimated noise=0.253198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00192976 Jy ! Component: 100 - total flux cleaned = -0.00193437 Jy ! Component: 150 - total flux cleaned = -0.00179901 Jy ! Component: 200 - total flux cleaned = -0.00169088 Jy ! Total flux subtracted in 200 components = -0.00169088 Jy ! Clean residual min=-0.001546 max=0.001787 Jy/beam ! Clean residual mean=-0.000003 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.323705 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.323705 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=0.054751Jy sigma=1.172600 ! Fit after self-cal, rms=0.054746Jy sigma=1.172415 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 (-7.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015098 Jy ! Component: 100 - total flux cleaned = 0.00170504 Jy ! Component: 150 - total flux cleaned = 0.00189836 Jy ! Component: 200 - total flux cleaned = 0.00207003 Jy ! Total flux subtracted in 200 components = 0.00207003 Jy ! Clean residual min=-0.001483 max=0.001517 Jy/beam ! Clean residual mean=-0.000002 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.325775 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.325775 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=0.054682Jy sigma=1.171076 ! Fit after self-cal, rms=0.054679Jy sigma=1.171004 ! Inverting map ! Added new window around map position (18.2, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122374 Jy ! Component: 100 - total flux cleaned = 0.00138082 Jy ! Component: 150 - total flux cleaned = 0.00146694 Jy ! Component: 200 - total flux cleaned = 0.00159752 Jy ! Total flux subtracted in 200 components = 0.00159752 Jy ! Clean residual min=-0.001315 max=0.001356 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.327372 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 0.327372 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=0.054638Jy sigma=1.170050 ! Fit after self-cal, rms=0.054635Jy sigma=1.170005 ! Inverting map ! Added new window around map position (17.6, 50.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103648 Jy ! Component: 100 - total flux cleaned = 0.00138913 Jy ! Component: 150 - total flux cleaned = 0.00158322 Jy ! Component: 200 - total flux cleaned = 0.00171909 Jy ! Total flux subtracted in 200 components = 0.00171909 Jy ! Clean residual min=-0.001287 max=0.001223 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.329091 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 111 components and 0.329091 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=0.054605Jy sigma=1.169273 ! Fit after self-cal, rms=0.054604Jy sigma=1.169251 ! 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=0.054604Jy sigma=1.169251 ! Fit after self-cal, rms=0.054494Jy sigma=1.168620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9594 mas, bmaj=1.392 mas, bpa=6.198 degrees ! Estimated noise=0.252853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00078392 Jy ! Component: 100 - total flux cleaned = -0.0006716 Jy ! Component: 150 - total flux cleaned = -0.000405939 Jy ! Component: 200 - total flux cleaned = -0.000190188 Jy ! Total flux subtracted in 200 components = -0.000190188 Jy ! Clean residual min=-0.001147 max=0.001142 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.328901 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 119 components and 0.328901 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=0.054467Jy sigma=1.167990 ! Fit after self-cal, rms=0.054466Jy sigma=1.167958 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 = -3.25832e-05 Jy ! Component: 100 - total flux cleaned = 0.000180388 Jy ! Component: 150 - total flux cleaned = 0.000342606 Jy ! Component: 200 - total flux cleaned = 0.000410887 Jy ! Total flux subtracted in 200 components = 0.000410887 Jy ! Clean residual min=-0.001129 max=0.001115 Jy/beam ! Clean residual mean=-0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.329312 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 129 components and 0.329312 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=0.054454Jy sigma=1.167692 ! Fit after self-cal, rms=0.054454Jy sigma=1.167684 ! 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=0.054454Jy sigma=1.167684 ! Fit after self-cal, rms=0.054421Jy sigma=1.167536 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.215 mas, bmaj=2.394 mas, bpa=7.789 degrees ! Estimated noise=0.324701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.19921e-05 Jy ! Component: 100 - total flux cleaned = 0.000142429 Jy ! Component: 150 - total flux cleaned = 0.000347639 Jy ! Component: 200 - total flux cleaned = 0.000508073 Jy ! Total flux subtracted in 200 components = 0.000508073 Jy ! Clean residual min=-0.001139 max=0.001167 Jy/beam ! Clean residual mean=-0.000004 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.32982 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 143 components and 0.32982 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=0.054416Jy sigma=1.167402 ! Fit after self-cal, rms=0.054416Jy sigma=1.167370 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 = -2.39685e-05 Jy ! Component: 100 - total flux cleaned = 0.000106827 Jy ! Component: 150 - total flux cleaned = 0.000223963 Jy ! Component: 200 - total flux cleaned = 0.000295349 Jy ! Total flux subtracted in 200 components = 0.000295349 Jy ! Clean residual min=-0.001115 max=0.001144 Jy/beam ! Clean residual mean=-0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.330115 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 154 components and 0.330115 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=0.054415Jy sigma=1.167336 ! Fit after self-cal, rms=0.054415Jy sigma=1.167331 ! 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=0.9586 mas, bmaj=1.392 mas, bpa=6.221 degrees ! Estimated noise=0.252748 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9586 x 1.392 at 6.221 degrees (North through East) ! Clean map min=-0.0018079 max=0.27464 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=0.7545 mas, bmaj=1.115 mas, bpa=5.835 degrees ! Estimated noise=0.414034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212363 Jy ! Component: 100 - total flux cleaned = 0.259861 Jy ! Component: 150 - total flux cleaned = 0.278749 Jy ! Component: 200 - total flux cleaned = 0.290765 Jy ! Total flux subtracted in 200 components = 0.290765 Jy ! Clean residual min=-0.003168 max=0.006435 Jy/beam ! Clean residual mean=0.000002 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.290764 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.290764 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9586 mas, bmaj=1.392 mas, bpa=6.221 degrees ! Estimated noise=0.252748 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 = 0.0113935 Jy ! Component: 100 - total flux cleaned = 0.0180606 Jy ! Component: 150 - total flux cleaned = 0.0222045 Jy ! Component: 200 - total flux cleaned = 0.0250829 Jy ! Total flux subtracted in 200 components = 0.0250829 Jy ! Clean residual min=-0.001580 max=0.001770 Jy/beam ! Clean residual mean=-0.000002 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.315847 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 43 components and 0.315847 Jy ! Inverting map ! Added new window around map position (-2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227088 Jy ! Component: 100 - total flux cleaned = 0.00386262 Jy ! Component: 150 - total flux cleaned = 0.00511502 Jy ! Component: 200 - total flux cleaned = 0.00627444 Jy ! Total flux subtracted in 200 components = 0.00627444 Jy ! Clean residual min=-0.001304 max=0.001363 Jy/beam ! Clean residual mean=-0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.322122 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 70 components and 0.322122 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=2.215 mas, bmaj=2.394 mas, bpa=7.789 degrees ! Estimated noise=0.324701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212598 Jy ! Component: 100 - total flux cleaned = 0.00342507 Jy ! Component: 150 - total flux cleaned = 0.00433034 Jy ! Component: 200 - total flux cleaned = 0.00507972 Jy ! Total flux subtracted in 200 components = 0.00507972 Jy ! Clean residual min=-0.001278 max=0.001314 Jy/beam ! Clean residual mean=-0.000003 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.327202 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 = 0.000629098 Jy ! Component: 100 - total flux cleaned = 0.0010764 Jy ! Component: 150 - total flux cleaned = 0.00143811 Jy ! Component: 200 - total flux cleaned = 0.00175324 Jy ! Total flux subtracted in 200 components = 0.00175324 Jy ! Clean residual min=-0.001159 max=0.001124 Jy/beam ! Clean residual mean=-0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.328955 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 122 components and 0.328955 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9586 mas, bmaj=1.392 mas, bpa=6.221 degrees ! Estimated noise=0.252748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000496254 Jy ! Component: 100 - total flux cleaned = 0.000713471 Jy ! Component: 150 - total flux cleaned = 0.000861531 Jy ! Component: 200 - total flux cleaned = 0.000976824 Jy ! Total flux subtracted in 200 components = 0.000976824 Jy ! Clean residual min=-0.001118 max=0.001084 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.329932 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 148 components and 0.329932 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=0.054428Jy sigma=1.167564 ! Fit after self-cal, rms=0.054422Jy sigma=1.167457 wmodel J0833+4224_X_map.mod ! Writing 148 model components to file: J0833+4224_X_map.mod wobs J0833+4224_X_uvs.fits ! Writing UV FITS file: J0833+4224_X_uvs.fits wwins J0833+4224_X_map.win ! wwins: Wrote 8 windows to J0833+4224_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 = -0.000381526 Jy ! Component: 100 - total flux cleaned = -0.000440637 Jy ! Component: 150 - total flux cleaned = -0.000403713 Jy ! Component: 200 - total flux cleaned = -0.000385604 Jy ! Component: 250 - total flux cleaned = -0.000368456 Jy ! Component: 300 - total flux cleaned = -0.000385851 Jy ! Component: 350 - total flux cleaned = -0.000402579 Jy ! Component: 400 - total flux cleaned = -0.000402332 Jy ! Component: 450 - total flux cleaned = -0.000353812 Jy ! Component: 500 - total flux cleaned = -0.000353584 Jy ! Component: 550 - total flux cleaned = -0.000291003 Jy ! Component: 600 - total flux cleaned = -0.000275644 Jy ! Component: 650 - total flux cleaned = -0.000200133 Jy ! Component: 700 - total flux cleaned = -0.000215206 Jy ! Component: 750 - total flux cleaned = -0.000126924 Jy ! Component: 800 - total flux cleaned = -0.000141706 Jy ! Component: 850 - total flux cleaned = -6.95697e-05 Jy ! Component: 900 - total flux cleaned = 1.66302e-06 Jy ! Component: 950 - total flux cleaned = 8.6376e-05 Jy ! Component: 1000 - total flux cleaned = 0.00011433 Jy ! Component: 1050 - total flux cleaned = 0.000225061 Jy ! Component: 1100 - total flux cleaned = 0.000252529 Jy ! Component: 1150 - total flux cleaned = 0.00032041 Jy ! Component: 1200 - total flux cleaned = 0.000374161 Jy ! Component: 1250 - total flux cleaned = 0.00045437 Jy ! Component: 1300 - total flux cleaned = 0.000507372 Jy ! Component: 1350 - total flux cleaned = 0.000612244 Jy ! Component: 1400 - total flux cleaned = 0.000690128 Jy ! Component: 1450 - total flux cleaned = 0.000767439 Jy ! Component: 1500 - total flux cleaned = 0.000818393 Jy ! Component: 1550 - total flux cleaned = 0.000919866 Jy ! Component: 1600 - total flux cleaned = 0.000932608 Jy ! Component: 1650 - total flux cleaned = 0.00100753 Jy ! Component: 1700 - total flux cleaned = 0.00104478 Jy ! Component: 1750 - total flux cleaned = 0.00110618 Jy ! Component: 1800 - total flux cleaned = 0.00110631 Jy ! Component: 1850 - total flux cleaned = 0.00117899 Jy ! Component: 1900 - total flux cleaned = 0.00122718 Jy ! Component: 1950 - total flux cleaned = 0.00123916 Jy ! Component: 2000 - total flux cleaned = 0.00128672 Jy ! Component: 2050 - total flux cleaned = 0.00133354 Jy ! Component: 2100 - total flux cleaned = 0.00134526 Jy ! Component: 2150 - total flux cleaned = 0.00141483 Jy ! Component: 2200 - total flux cleaned = 0.00140337 Jy ! Component: 2250 - total flux cleaned = 0.00147215 Jy ! Component: 2300 - total flux cleaned = 0.00155178 Jy ! Component: 2350 - total flux cleaned = 0.00159714 Jy ! Component: 2400 - total flux cleaned = 0.00164207 Jy ! Component: 2450 - total flux cleaned = 0.00170894 Jy ! Component: 2500 - total flux cleaned = 0.00176438 Jy ! Component: 2550 - total flux cleaned = 0.00177528 Jy ! Component: 2600 - total flux cleaned = 0.00181908 Jy ! Component: 2650 - total flux cleaned = 0.00180814 Jy ! Component: 2700 - total flux cleaned = 0.00187294 Jy ! Component: 2750 - total flux cleaned = 0.00191589 Jy ! Component: 2800 - total flux cleaned = 0.0019691 Jy ! Component: 2850 - total flux cleaned = 0.00196914 Jy ! Component: 2900 - total flux cleaned = 0.00197979 Jy ! Component: 2950 - total flux cleaned = 0.00203219 Jy ! Component: 3000 - total flux cleaned = 0.00206342 Jy ! Component: 3050 - total flux cleaned = 0.00207375 Jy ! Component: 3100 - total flux cleaned = 0.00209442 Jy ! Component: 3150 - total flux cleaned = 0.00212509 Jy ! Component: 3200 - total flux cleaned = 0.00213525 Jy ! Component: 3250 - total flux cleaned = 0.00216556 Jy ! Component: 3300 - total flux cleaned = 0.00216557 Jy ! Component: 3350 - total flux cleaned = 0.00218563 Jy ! Component: 3400 - total flux cleaned = 0.0022255 Jy ! Component: 3450 - total flux cleaned = 0.00223545 Jy ! Component: 3500 - total flux cleaned = 0.00225517 Jy ! Component: 3550 - total flux cleaned = 0.00225523 Jy ! Component: 3600 - total flux cleaned = 0.00228433 Jy ! Component: 3650 - total flux cleaned = 0.00234239 Jy ! Component: 3700 - total flux cleaned = 0.00234237 Jy ! Component: 3750 - total flux cleaned = 0.00238072 Jy ! Component: 3800 - total flux cleaned = 0.00241887 Jy ! Component: 3850 - total flux cleaned = 0.00241885 Jy ! Component: 3900 - total flux cleaned = 0.00244717 Jy ! Component: 3950 - total flux cleaned = 0.00247531 Jy ! Component: 4000 - total flux cleaned = 0.00247534 Jy ! Component: 4050 - total flux cleaned = 0.00249388 Jy ! Total flux subtracted in 4096 components = 0.00251233 Jy ! Clean residual min=-0.000603 max=0.000616 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.332444 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 464 components and 0.332444 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0833+4224_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9586 x 1.392 at 6.221 degrees (North through East) ! Clean map min=-0.0012865 max=0.27458 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0833+4224_X_map.fits wmodel /vlbi/uf001/uva//J0833+4224_X_map.mod ! Writing 464 model components to file: /vlbi/uf001/uva//J0833+4224_X_map.mod wobs /vlbi/uf001/uva//J0833+4224_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0833+4224_X_uvs.fits wwins /vlbi/uf001/uva//J0833+4224_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0833+4224_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.27458 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155068 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.169424 0.169424 0.338847 0.677695 1.35539 2.71078 5.42156 10.8431 21.6862 43.3725 86.745 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.274 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1770.71 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0833+4224_X_dfm.log closed on Mon Jan 14 00:00:17 2019