! Started logfile: /vlbi/uf001/uva//J1607-2039_X_a_dfm.log on Mon Jan 14 03:35:20 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//J1607-2039_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1607-2039_X_a_uva.fits ! AN table 1: 74 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1607-2039 ! ! 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 31968 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 J1607-2039_X_a] 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 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005102Jy sigma=20.494147 ! Fit after self-cal, rms=0.952094Jy sigma=19.400306 ! 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=0.5817 mas, bmaj=1.629 mas, bpa=-0.7516 degrees ! Estimated noise=0.456419 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 = 0.0390826 Jy ! Component: 100 - total flux cleaned = 0.0480961 Jy ! Total flux subtracted in 100 components = 0.0480961 Jy ! Clean residual min=-0.003517 max=0.003838 Jy/beam ! Clean residual mean=0.000003 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.0480961 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0480961 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=0.067167Jy sigma=1.247320 ! Fit after self-cal, rms=0.065643Jy sigma=1.216644 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465235 Jy ! Component: 100 - total flux cleaned = 0.00476494 Jy ! Total flux subtracted in 100 components = 0.00476494 Jy ! Clean residual min=-0.002837 max=0.003112 Jy/beam ! Clean residual mean=0.000001 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.052861 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.052861 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=0.065390Jy sigma=1.210199 ! Fit after self-cal, rms=0.065380Jy sigma=1.209994 ! 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=0.7542 mas, bmaj=1.928 mas, bpa=-0.2778 degrees ! Estimated noise=0.200534 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254417 Jy ! Component: 100 - total flux cleaned = 0.00334758 Jy ! Component: 150 - total flux cleaned = 0.00362286 Jy ! Component: 200 - total flux cleaned = 0.00385927 Jy ! Total flux subtracted in 200 components = 0.00385927 Jy ! Clean residual min=-0.001792 max=0.002382 Jy/beam ! Clean residual mean=-0.000000 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0567203 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 0.0567203 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=0.065278Jy sigma=1.207545 ! Fit after self-cal, rms=0.065262Jy sigma=1.206956 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7542 x 1.928 at -0.2778 degrees (North through East) ! Clean map min=-0.0017979 max=0.051553 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.99 KP 0.89 ! LA 0.96 MK 1.08 NL 1.21 OV 0.98 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 HN 0.99 KP 0.89 ! LA 0.92 MK 1.03 NL 1.18 OV 0.99 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.08 KP 0.89 ! LA 0.95 MK 1.02 NL 1.18 OV 0.95 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.00 HN 1.00 KP 0.93 ! LA 0.88 MK 1.06 NL 1.29 OV 0.94 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.07 HN 1.00 KP 0.90 ! LA 0.97 MK 1.00 NL 1.12 OV 0.94 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.98 KP 0.88 ! LA 0.98 MK 1.04 NL 1.17 OV 0.99 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 1.04 KP 0.96 ! LA 0.94 MK 0.92 NL 1.13 OV 0.90 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.95 KP 0.89 ! LA 0.99 MK 0.98 NL 1.20 OV 0.94 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.02 KP 1.03 ! LA 0.92 MK 1.04 NL 1.18 OV 0.86 ! SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.00 KP 0.93 ! LA 0.92 MK 1.00 NL 1.20 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 0.88 KP 0.89 ! LA 0.94 MK 0.93 NL 1.20 OV 0.96 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.97 KP 0.91 ! LA 0.94 MK 1.03 NL 1.15 OV 0.93 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.065262Jy sigma=1.206956 ! Fit after self-cal, rms=0.065149Jy sigma=1.200658 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7527 mas, bmaj=1.935 mas, bpa=0.173 degrees ! Estimated noise=0.200865 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 = -0.000415803 Jy ! Component: 100 - total flux cleaned = -0.000584324 Jy ! Component: 150 - total flux cleaned = -0.000677463 Jy ! Component: 200 - total flux cleaned = -0.000713372 Jy ! Total flux subtracted in 200 components = -0.000713372 Jy ! Clean residual min=-0.001081 max=0.001180 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.0560069 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.0560069 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=0.065143Jy sigma=1.200540 ! Fit after self-cal, rms=0.065244Jy sigma=1.199945 ! 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=0.065244Jy sigma=1.199945 ! Fit after self-cal, rms=0.065728Jy sigma=1.198784 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7526 mas, bmaj=1.938 mas, bpa=0.202 degrees ! Estimated noise=0.201453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00019608 Jy ! Component: 100 - total flux cleaned = -0.000218793 Jy ! Component: 150 - total flux cleaned = -0.000209908 Jy ! Component: 200 - total flux cleaned = -0.000202183 Jy ! Total flux subtracted in 200 components = -0.000202183 Jy ! Clean residual min=-0.001012 max=0.001100 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0558047 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.0558047 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=0.065725Jy sigma=1.198726 ! Fit after self-cal, rms=0.065750Jy sigma=1.198651 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 = -4.29604e-05 Jy ! Component: 100 - total flux cleaned = -5.10775e-05 Jy ! Component: 150 - total flux cleaned = -5.07098e-05 Jy ! Component: 200 - total flux cleaned = -3.73956e-05 Jy ! Total flux subtracted in 200 components = -3.73956e-05 Jy ! Clean residual min=-0.001036 max=0.001112 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0557673 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.0557673 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=0.065748Jy sigma=1.198625 ! Fit after self-cal, rms=0.065750Jy sigma=1.198617 ! 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=0.065750Jy sigma=1.198617 ! Fit after self-cal, rms=0.066042Jy sigma=1.198467 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7524 mas, bmaj=1.94 mas, bpa=0.2021 degrees ! Estimated noise=0.201553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000139287 Jy ! Component: 100 - total flux cleaned = -0.000146502 Jy ! Component: 150 - total flux cleaned = -0.000132807 Jy ! Component: 200 - total flux cleaned = -0.000126453 Jy ! Total flux subtracted in 200 components = -0.000126453 Jy ! Clean residual min=-0.000998 max=0.001082 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0556409 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.0556409 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=0.066040Jy sigma=1.198436 ! Fit after self-cal, rms=0.066051Jy sigma=1.198417 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 = -3.51584e-05 Jy ! Component: 100 - total flux cleaned = -4.11938e-05 Jy ! Component: 150 - total flux cleaned = -4.66627e-05 Jy ! Component: 200 - total flux cleaned = -4.64891e-05 Jy ! Total flux subtracted in 200 components = -4.64891e-05 Jy ! Clean residual min=-0.001004 max=0.001087 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0555944 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 53 components and 0.0555944 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=0.066050Jy sigma=1.198397 ! Fit after self-cal, rms=0.066051Jy sigma=1.198397 ! 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=0.066051Jy sigma=1.198397 ! Fit after self-cal, rms=0.066135Jy sigma=1.198388 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=4.5 mas, bpa=7.777 degrees ! Estimated noise=0.26802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.97851e-05 Jy ! Component: 100 - total flux cleaned = -8.16591e-05 Jy ! Component: 150 - total flux cleaned = -8.68719e-05 Jy ! Component: 200 - total flux cleaned = -8.67593e-05 Jy ! Total flux subtracted in 200 components = -8.67593e-05 Jy ! Clean residual min=-0.001376 max=0.001769 Jy/beam ! Clean residual mean=-0.000002 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0555076 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 56 components and 0.0555076 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=0.066135Jy sigma=1.198397 ! Fit after self-cal, rms=0.066138Jy sigma=1.198385 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 (5, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123835 Jy ! Component: 100 - total flux cleaned = 0.00167756 Jy ! Component: 150 - total flux cleaned = 0.00212611 Jy ! Component: 200 - total flux cleaned = 0.00252236 Jy ! Total flux subtracted in 200 components = 0.00252236 Jy ! Clean residual min=-0.001082 max=0.001084 Jy/beam ! Clean residual mean=-0.000002 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.05803 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 105 components and 0.05803 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=0.066125Jy sigma=1.197982 ! Fit after self-cal, rms=0.066118Jy sigma=1.197910 ! 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=0.7524 mas, bmaj=1.941 mas, bpa=0.2021 degrees ! Estimated noise=0.201637 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7524 x 1.941 at 0.2021 degrees (North through East) ! Clean map min=-0.0013197 max=0.051772 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=0.5806 mas, bmaj=1.639 mas, bpa=-0.188 degrees ! Estimated noise=0.459184 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408026 Jy ! Component: 100 - total flux cleaned = 0.0503415 Jy ! Component: 150 - total flux cleaned = 0.0540193 Jy ! Component: 200 - total flux cleaned = 0.0540305 Jy ! Total flux subtracted in 200 components = 0.0540305 Jy ! Clean residual min=-0.002412 max=0.002247 Jy/beam ! Clean residual mean=0.000000 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.0540305 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0540305 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7524 mas, bmaj=1.941 mas, bpa=0.2021 degrees ! Estimated noise=0.201637 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 = 0.00157354 Jy ! Component: 100 - total flux cleaned = 0.00259763 Jy ! Component: 150 - total flux cleaned = 0.00324638 Jy ! Component: 200 - total flux cleaned = 0.00366045 Jy ! Total flux subtracted in 200 components = 0.00366045 Jy ! Clean residual min=-0.001027 max=0.000972 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0576909 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 45 components and 0.0576909 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=2.009 mas, bmaj=4.5 mas, bpa=7.777 degrees ! Estimated noise=0.26802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456683 Jy ! Component: 100 - total flux cleaned = 0.000878155 Jy ! Component: 150 - total flux cleaned = 0.001242 Jy ! Component: 200 - total flux cleaned = 0.00156221 Jy ! Total flux subtracted in 200 components = 0.00156221 Jy ! Clean residual min=-0.001137 max=0.001015 Jy/beam ! Clean residual mean=-0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0592531 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 = 0.000261775 Jy ! Component: 100 - total flux cleaned = 0.000491304 Jy ! Component: 150 - total flux cleaned = 0.000691594 Jy ! Component: 200 - total flux cleaned = 0.000866991 Jy ! Total flux subtracted in 200 components = 0.000866991 Jy ! Clean residual min=-0.001101 max=0.000924 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0601201 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 100 components and 0.0601201 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7524 mas, bmaj=1.941 mas, bpa=0.2021 degrees ! Estimated noise=0.201637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180516 Jy ! Component: 100 - total flux cleaned = 0.000201826 Jy ! Component: 150 - total flux cleaned = 0.000287607 Jy ! Component: 200 - total flux cleaned = 0.000367034 Jy ! Total flux subtracted in 200 components = 0.000367034 Jy ! Clean residual min=-0.000893 max=0.000901 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0604871 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 123 components and 0.0604871 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=0.066107Jy sigma=1.197702 ! Fit after self-cal, rms=0.066104Jy sigma=1.197594 wmodel J1607-2039_X_a_map.mod ! Writing 123 model components to file: J1607-2039_X_a_map.mod wobs J1607-2039_X_a_uvs.fits ! Writing UV FITS file: J1607-2039_X_a_uvs.fits wwins J1607-2039_X_a_map.win ! wwins: Wrote 3 windows to J1607-2039_X_a_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 = -0.000138078 Jy ! Component: 100 - total flux cleaned = -0.000299818 Jy ! Component: 150 - total flux cleaned = -0.000408756 Jy ! Component: 200 - total flux cleaned = -0.000439294 Jy ! Component: 250 - total flux cleaned = -0.000468822 Jy ! Component: 300 - total flux cleaned = -0.000454557 Jy ! Component: 350 - total flux cleaned = -0.000454687 Jy ! Component: 400 - total flux cleaned = -0.000496124 Jy ! Component: 450 - total flux cleaned = -0.000536424 Jy ! Component: 500 - total flux cleaned = -0.000549498 Jy ! Component: 550 - total flux cleaned = -0.000549773 Jy ! Component: 600 - total flux cleaned = -0.000549967 Jy ! Component: 650 - total flux cleaned = -0.000587876 Jy ! Component: 700 - total flux cleaned = -0.000600238 Jy ! Component: 750 - total flux cleaned = -0.000612667 Jy ! Component: 800 - total flux cleaned = -0.00066091 Jy ! Component: 850 - total flux cleaned = -0.000636587 Jy ! Component: 900 - total flux cleaned = -0.000612931 Jy ! Component: 950 - total flux cleaned = -0.00057793 Jy ! Component: 1000 - total flux cleaned = -0.000555063 Jy ! Component: 1050 - total flux cleaned = -0.000543964 Jy ! Component: 1100 - total flux cleaned = -0.000589047 Jy ! Component: 1150 - total flux cleaned = -0.000577945 Jy ! Component: 1200 - total flux cleaned = -0.000566904 Jy ! Component: 1250 - total flux cleaned = -0.000545063 Jy ! Component: 1300 - total flux cleaned = -0.000566559 Jy ! Component: 1350 - total flux cleaned = -0.000545161 Jy ! Component: 1400 - total flux cleaned = -0.000524036 Jy ! Component: 1450 - total flux cleaned = -0.000544947 Jy ! Component: 1500 - total flux cleaned = -0.000524124 Jy ! Component: 1550 - total flux cleaned = -0.000524156 Jy ! Component: 1600 - total flux cleaned = -0.000513836 Jy ! Component: 1650 - total flux cleaned = -0.000473584 Jy ! Component: 1700 - total flux cleaned = -0.000493624 Jy ! Component: 1750 - total flux cleaned = -0.000464072 Jy ! Component: 1800 - total flux cleaned = -0.000513072 Jy ! Component: 1850 - total flux cleaned = -0.000474151 Jy ! Component: 1900 - total flux cleaned = -0.000474199 Jy ! Component: 1950 - total flux cleaned = -0.000455241 Jy ! Component: 2000 - total flux cleaned = -0.000502575 Jy ! Component: 2050 - total flux cleaned = -0.000530676 Jy ! Component: 2100 - total flux cleaned = -0.000521121 Jy ! Component: 2150 - total flux cleaned = -0.000493347 Jy ! Component: 2200 - total flux cleaned = -0.000530023 Jy ! Component: 2250 - total flux cleaned = -0.000548189 Jy ! Component: 2300 - total flux cleaned = -0.000575244 Jy ! Component: 2350 - total flux cleaned = -0.000575122 Jy ! Component: 2400 - total flux cleaned = -0.000601625 Jy ! Component: 2450 - total flux cleaned = -0.000592935 Jy ! Component: 2500 - total flux cleaned = -0.000636569 Jy ! Component: 2550 - total flux cleaned = -0.000645262 Jy ! Component: 2600 - total flux cleaned = -0.000653945 Jy ! Component: 2650 - total flux cleaned = -0.000679536 Jy ! Component: 2700 - total flux cleaned = -0.000688011 Jy ! Component: 2750 - total flux cleaned = -0.000704794 Jy ! Component: 2800 - total flux cleaned = -0.000671416 Jy ! Component: 2850 - total flux cleaned = -0.000704705 Jy ! Component: 2900 - total flux cleaned = -0.00072112 Jy ! Component: 2950 - total flux cleaned = -0.000704762 Jy ! Component: 3000 - total flux cleaned = -0.000712752 Jy ! Component: 3050 - total flux cleaned = -0.000720823 Jy ! Component: 3100 - total flux cleaned = -0.00071284 Jy ! Component: 3150 - total flux cleaned = -0.000720847 Jy ! Component: 3200 - total flux cleaned = -0.000736619 Jy ! Component: 3250 - total flux cleaned = -0.000736551 Jy ! Component: 3300 - total flux cleaned = -0.000720906 Jy ! Component: 3350 - total flux cleaned = -0.000759671 Jy ! Component: 3400 - total flux cleaned = -0.000744227 Jy ! Component: 3450 - total flux cleaned = -0.000767277 Jy ! Component: 3500 - total flux cleaned = -0.000759691 Jy ! Component: 3550 - total flux cleaned = -0.000790022 Jy ! Component: 3600 - total flux cleaned = -0.000820116 Jy ! Component: 3650 - total flux cleaned = -0.000835003 Jy ! Component: 3700 - total flux cleaned = -0.000834938 Jy ! Component: 3750 - total flux cleaned = -0.000834908 Jy ! Component: 3800 - total flux cleaned = -0.000856959 Jy ! Component: 3850 - total flux cleaned = -0.000864229 Jy ! Component: 3900 - total flux cleaned = -0.00086417 Jy ! Component: 3950 - total flux cleaned = -0.000864169 Jy ! Component: 4000 - total flux cleaned = -0.000878669 Jy ! Component: 4050 - total flux cleaned = -0.000907359 Jy ! Total flux subtracted in 4096 components = -0.00092877 Jy ! Clean residual min=-0.000393 max=0.000416 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0595583 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 424 components and 0.0595584 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1607-2039_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7524 x 1.941 at 0.2021 degrees (North through East) ! Clean map min=-0.00068807 max=0.051618 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1607-2039_X_a_map.fits wmodel /vlbi/uf001/uva//J1607-2039_X_a_map.mod ! Writing 424 model components to file: /vlbi/uf001/uva//J1607-2039_X_a_map.mod wobs /vlbi/uf001/uva//J1607-2039_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1607-2039_X_a_uvs.fits wwins /vlbi/uf001/uva//J1607-2039_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1607-2039_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0516176 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116625 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.677819 0.677819 1.35564 2.71127 5.42255 10.8451 21.6902 43.3804 86.7608 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 442.596 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1607-2039_X_a_dfm.log closed on Mon Jan 14 03:35:26 2019