! Started logfile: /image_prod/ug002_uva//J1939+3817_X_dfm.log on Thu Mar 5 04:20:07 2020 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 /image_prod/ug002_uva//J1939+3817_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1939+3817_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.681548 visibilities/baseline/integration-bin. ! Found source: J1939+3817 ! ! 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 108 lines of history. ! ! Reading 13740 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 J1939+3817_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 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012234Jy sigma=9.300439 ! Fit after self-cal, rms=0.862968Jy sigma=7.901755 ! 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=0.791 mas, bmaj=1.077 mas, bpa=-23.99 degrees ! Estimated noise=1.28171 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 = 0.100416 Jy ! Component: 100 - total flux cleaned = 0.13698 Jy ! Total flux subtracted in 100 components = 0.13698 Jy ! Clean residual min=-0.006651 max=0.015773 Jy/beam ! Clean residual mean=0.000003 rms=0.001724 Jy/beam ! Combined flux in latest and established models = 0.13698 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.13698 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=0.058919Jy sigma=0.515203 ! Fit after self-cal, rms=0.058764Jy sigma=0.513546 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01714 Jy ! Component: 100 - total flux cleaned = 0.0261765 Jy ! Total flux subtracted in 100 components = 0.0261765 Jy ! Clean residual min=-0.004511 max=0.005375 Jy/beam ! Clean residual mean=0.000001 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.163157 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.163157 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=0.052751Jy sigma=0.453312 ! Fit after self-cal, rms=0.052744Jy sigma=0.453112 ! 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=1.01 mas, bmaj=1.302 mas, bpa=-20.82 degrees ! Estimated noise=0.668706 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 = 0.0065434 Jy ! Component: 100 - total flux cleaned = 0.00972673 Jy ! Component: 150 - total flux cleaned = 0.0113628 Jy ! Component: 200 - total flux cleaned = 0.0119152 Jy ! Total flux subtracted in 200 components = 0.0119152 Jy ! Clean residual min=-0.004135 max=0.005566 Jy/beam ! Clean residual mean=-0.000000 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 0.175072 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.175072 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=0.051982Jy sigma=0.446091 ! Fit after self-cal, rms=0.051988Jy sigma=0.446068 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.302 at -20.82 degrees (North through East) ! Clean map min=-0.0039496 max=0.13634 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.93 HN 0.95 KP 0.99 ! MK 1.09 NL 1.14 OV 0.87 SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 0.94 KP 1.00 ! MK 1.03 NL 1.18 OV 0.88 SC 1.00 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.97 HN 0.97 KP 1.01 ! MK 1.07 NL 1.14 OV 0.89 SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.98 KP 1.01 ! MK 1.04 NL 1.14 OV 0.88 SC 1.02 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 1.00 KP 1.03 ! MK 1.08 NL 1.12 OV 0.90 SC 1.04 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.98 KP 1.00 ! MK 1.07 NL 1.12 OV 0.90 SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.96 KP 0.99 ! MK 1.08 NL 1.14 OV 0.91 SC 0.99 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.91 HN 0.99 KP 1.02 ! MK 1.05 NL 1.13 OV 0.90 SC 1.03 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.02 KP 1.02 ! MK 1.04 NL 1.13 OV 0.89 SC 1.03 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 0.98 KP 1.02 ! MK 1.07 NL 1.17 OV 0.89 SC 1.00 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.98 KP 1.01 ! MK 1.02 NL 1.14 OV 0.92 SC 1.02 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.03 KP 0.96 ! MK 1.12 NL 1.17 OV 0.95 SC 1.00 ! ! ! Fit before self-cal, rms=0.051988Jy sigma=0.446068 ! Fit after self-cal, rms=0.050005Jy sigma=0.426091 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=1.306 mas, bpa=-20.31 degrees ! Estimated noise=0.672204 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 (-4.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00290287 Jy ! Component: 100 - total flux cleaned = 0.0039003 Jy ! Component: 150 - total flux cleaned = 0.00499302 Jy ! Component: 200 - total flux cleaned = 0.00582033 Jy ! Total flux subtracted in 200 components = 0.00582033 Jy ! Clean residual min=-0.001744 max=0.002024 Jy/beam ! Clean residual mean=-0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.180892 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 0.180892 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=0.049751Jy sigma=0.423453 ! Fit after self-cal, rms=0.049755Jy sigma=0.423151 ! 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=0.049755Jy sigma=0.423151 ! Fit after self-cal, rms=0.049671Jy sigma=0.421563 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=1.306 mas, bpa=-20.59 degrees ! Estimated noise=0.671355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000750783 Jy ! Component: 100 - total flux cleaned = 0.00134137 Jy ! Component: 150 - total flux cleaned = 0.00175442 Jy ! Component: 200 - total flux cleaned = 0.00206669 Jy ! Total flux subtracted in 200 components = 0.00206669 Jy ! Clean residual min=-0.001435 max=0.001797 Jy/beam ! Clean residual mean=-0.000000 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.182959 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 49 components and 0.182959 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=0.049628Jy sigma=0.421113 ! Fit after self-cal, rms=0.049636Jy sigma=0.421092 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 (-1.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159264 Jy ! Component: 100 - total flux cleaned = 0.00230874 Jy ! Component: 150 - total flux cleaned = 0.00264995 Jy ! Component: 200 - total flux cleaned = 0.00296045 Jy ! Total flux subtracted in 200 components = 0.00296045 Jy ! Clean residual min=-0.001197 max=0.001386 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.185919 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 0.185919 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=0.049565Jy sigma=0.420468 ! Fit after self-cal, rms=0.049564Jy sigma=0.420414 ! Inverting map ! Added new window around map position (-12.2, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133459 Jy ! Component: 100 - total flux cleaned = 0.00185524 Jy ! Component: 150 - total flux cleaned = 0.00211987 Jy ! Component: 200 - total flux cleaned = 0.00233039 Jy ! Total flux subtracted in 200 components = 0.00233039 Jy ! Clean residual min=-0.001126 max=0.001172 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.18825 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.18825 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=0.049513Jy sigma=0.419933 ! Fit after self-cal, rms=0.049511Jy sigma=0.419897 ! 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=0.049511Jy sigma=0.419897 ! Fit after self-cal, rms=0.049341Jy sigma=0.419829 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=1.307 mas, bpa=-20.79 degrees ! Estimated noise=0.67024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000627498 Jy ! Component: 100 - total flux cleaned = 0.00108231 Jy ! Component: 150 - total flux cleaned = 0.00128546 Jy ! Component: 200 - total flux cleaned = 0.00143213 Jy ! Total flux subtracted in 200 components = 0.00143213 Jy ! Clean residual min=-0.001052 max=0.001054 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.189682 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 0.189682 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=0.049317Jy sigma=0.419627 ! Fit after self-cal, rms=0.049314Jy sigma=0.419614 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417012 Jy ! Component: 100 - total flux cleaned = 0.00053535 Jy ! Component: 150 - total flux cleaned = 0.000553286 Jy ! Component: 200 - total flux cleaned = 0.000588343 Jy ! Total flux subtracted in 200 components = 0.000588343 Jy ! Clean residual min=-0.000997 max=0.001047 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.19027 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 89 components and 0.19027 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=0.049299Jy sigma=0.419501 ! Fit after self-cal, rms=0.049300Jy sigma=0.419495 ! Inverting map ! Added new window around map position (-40, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313557 Jy ! Component: 100 - total flux cleaned = 0.000384669 Jy ! Component: 150 - total flux cleaned = 0.000582953 Jy ! Component: 200 - total flux cleaned = 0.000636407 Jy ! Total flux subtracted in 200 components = 0.000636407 Jy ! Clean residual min=-0.000951 max=0.001007 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.190907 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 101 components and 0.190907 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=0.049275Jy sigma=0.419264 ! Fit after self-cal, rms=0.049274Jy sigma=0.419255 ! Inverting map ! Added new window around map position (43.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.9525e-05 Jy ! Component: 100 - total flux cleaned = -0.000127095 Jy ! Component: 150 - total flux cleaned = -0.000191896 Jy ! Component: 200 - total flux cleaned = -0.000263404 Jy ! Total flux subtracted in 200 components = -0.000263404 Jy ! Clean residual min=-0.000935 max=0.000892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.190643 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.190643 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=0.049246Jy sigma=0.419033 ! Fit after self-cal, rms=0.049245Jy sigma=0.419021 ! 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=0.049245Jy sigma=0.419021 ! Fit after self-cal, rms=0.049213Jy sigma=0.418985 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.836 mas, bmaj=2.054 mas, bpa=-16.44 degrees ! Estimated noise=0.818031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.29102e-05 Jy ! Component: 100 - total flux cleaned = 0.000277234 Jy ! Component: 150 - total flux cleaned = 0.000416724 Jy ! Component: 200 - total flux cleaned = 0.000533529 Jy ! Total flux subtracted in 200 components = 0.000533529 Jy ! Clean residual min=-0.000940 max=0.000863 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.191177 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 136 components and 0.191177 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=0.049208Jy sigma=0.418935 ! Fit after self-cal, rms=0.049206Jy sigma=0.418931 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203205 Jy ! Component: 100 - total flux cleaned = 0.000339001 Jy ! Component: 150 - total flux cleaned = 0.000446869 Jy ! Component: 200 - total flux cleaned = 0.000522137 Jy ! Total flux subtracted in 200 components = 0.000522137 Jy ! Clean residual min=-0.000922 max=0.000845 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.191699 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.191699 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=0.049203Jy sigma=0.418905 ! Fit after self-cal, rms=0.049202Jy sigma=0.418904 ! 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=1.018 mas, bmaj=1.307 mas, bpa=-20.92 degrees ! Estimated noise=0.670417 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.018 x 1.307 at -20.92 degrees (North through East) ! Clean map min=-0.0011752 max=0.13658 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=0.8027 mas, bmaj=1.081 mas, bpa=-23.72 degrees ! Estimated noise=1.29058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100593 Jy ! Component: 100 - total flux cleaned = 0.137025 Jy ! Component: 150 - total flux cleaned = 0.153694 Jy ! Component: 200 - total flux cleaned = 0.16239 Jy ! Total flux subtracted in 200 components = 0.16239 Jy ! Clean residual min=-0.003427 max=0.004395 Jy/beam ! Clean residual mean=0.000001 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.16239 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.16239 Jy ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=1.307 mas, bpa=-20.92 degrees ! Estimated noise=0.670417 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 = 0.00689779 Jy ! Component: 100 - total flux cleaned = 0.0111587 Jy ! Component: 150 - total flux cleaned = 0.0135048 Jy ! Component: 200 - total flux cleaned = 0.0148819 Jy ! Total flux subtracted in 200 components = 0.0148819 Jy ! Clean residual min=-0.001888 max=0.001858 Jy/beam ! Clean residual mean=-0.000000 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.177272 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.177272 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=1.836 mas, bmaj=2.054 mas, bpa=-16.44 degrees ! Estimated noise=0.818031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147882 Jy ! Component: 100 - total flux cleaned = 0.00315988 Jy ! Component: 150 - total flux cleaned = 0.00428114 Jy ! Component: 200 - total flux cleaned = 0.0050837 Jy ! Total flux subtracted in 200 components = 0.0050837 Jy ! Clean residual min=-0.001490 max=0.001303 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.182356 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 = 0.000614847 Jy ! Component: 100 - total flux cleaned = 0.00133482 Jy ! Component: 150 - total flux cleaned = 0.00206084 Jy ! Component: 200 - total flux cleaned = 0.00264282 Jy ! Total flux subtracted in 200 components = 0.00264282 Jy ! Clean residual min=-0.001167 max=0.001126 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.184999 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 84 components and 0.184999 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=1.307 mas, bpa=-20.92 degrees ! Estimated noise=0.670417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000893142 Jy ! Component: 100 - total flux cleaned = 0.00137225 Jy ! Component: 150 - total flux cleaned = 0.00164558 Jy ! Component: 200 - total flux cleaned = 0.0018944 Jy ! Total flux subtracted in 200 components = 0.0018944 Jy ! Clean residual min=-0.001067 max=0.001080 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.186893 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.186893 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=0.049307Jy sigma=0.419727 ! Fit after self-cal, rms=0.049294Jy sigma=0.419664 wmodel J1939+3817_X_map.mod ! Writing 109 model components to file: J1939+3817_X_map.mod wobs J1939+3817_X_uvs.fits ! Writing UV FITS file: J1939+3817_X_uvs.fits wwins J1939+3817_X_map.win ! wwins: Wrote 6 windows to J1939+3817_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 = -5.6396e-05 Jy ! Component: 100 - total flux cleaned = -0.000130067 Jy ! Component: 150 - total flux cleaned = -0.000182527 Jy ! Component: 200 - total flux cleaned = -0.000199324 Jy ! Component: 250 - total flux cleaned = -0.000249092 Jy ! Component: 300 - total flux cleaned = -0.000233244 Jy ! Component: 350 - total flux cleaned = -0.000295892 Jy ! Component: 400 - total flux cleaned = -0.000295998 Jy ! Component: 450 - total flux cleaned = -0.000296106 Jy ! Component: 500 - total flux cleaned = -0.000310825 Jy ! Component: 550 - total flux cleaned = -0.000325243 Jy ! Component: 600 - total flux cleaned = -0.000339333 Jy ! Component: 650 - total flux cleaned = -0.000311633 Jy ! Component: 700 - total flux cleaned = -0.000325395 Jy ! Component: 750 - total flux cleaned = -0.000352416 Jy ! Component: 800 - total flux cleaned = -0.000365906 Jy ! Component: 850 - total flux cleaned = -0.000405077 Jy ! Component: 900 - total flux cleaned = -0.000417676 Jy ! Component: 950 - total flux cleaned = -0.000430219 Jy ! Component: 1000 - total flux cleaned = -0.000467593 Jy ! Component: 1050 - total flux cleaned = -0.000529122 Jy ! Component: 1100 - total flux cleaned = -0.000577527 Jy ! Component: 1150 - total flux cleaned = -0.000589393 Jy ! Component: 1200 - total flux cleaned = -0.000636767 Jy ! Component: 1250 - total flux cleaned = -0.000671947 Jy ! Component: 1300 - total flux cleaned = -0.000706691 Jy ! Component: 1350 - total flux cleaned = -0.000718193 Jy ! Component: 1400 - total flux cleaned = -0.00080872 Jy ! Component: 1450 - total flux cleaned = -0.000819997 Jy ! Component: 1500 - total flux cleaned = -0.000831003 Jy ! Component: 1550 - total flux cleaned = -0.000885862 Jy ! Component: 1600 - total flux cleaned = -0.000929085 Jy ! Component: 1650 - total flux cleaned = -0.000961222 Jy ! Component: 1700 - total flux cleaned = -0.00104608 Jy ! Component: 1750 - total flux cleaned = -0.00112979 Jy ! Component: 1800 - total flux cleaned = -0.00111937 Jy ! Component: 1850 - total flux cleaned = -0.00119139 Jy ! Component: 1900 - total flux cleaned = -0.00127275 Jy ! Component: 1950 - total flux cleaned = -0.00131308 Jy ! Component: 2000 - total flux cleaned = -0.001303 Jy ! Component: 2050 - total flux cleaned = -0.00138214 Jy ! Component: 2100 - total flux cleaned = -0.00139197 Jy ! Component: 2150 - total flux cleaned = -0.0014502 Jy ! Component: 2200 - total flux cleaned = -0.0014791 Jy ! Component: 2250 - total flux cleaned = -0.00154582 Jy ! Component: 2300 - total flux cleaned = -0.0015647 Jy ! Component: 2350 - total flux cleaned = -0.00163968 Jy ! Component: 2400 - total flux cleaned = -0.00164889 Jy ! Component: 2450 - total flux cleaned = -0.00170408 Jy ! Component: 2500 - total flux cleaned = -0.00174051 Jy ! Component: 2550 - total flux cleaned = -0.00177691 Jy ! Component: 2600 - total flux cleaned = -0.00179486 Jy ! Component: 2650 - total flux cleaned = -0.00185734 Jy ! Component: 2700 - total flux cleaned = -0.00191936 Jy ! Component: 2750 - total flux cleaned = -0.00198956 Jy ! Component: 2800 - total flux cleaned = -0.00201575 Jy ! Component: 2850 - total flux cleaned = -0.00203306 Jy ! Component: 2900 - total flux cleaned = -0.00211893 Jy ! Component: 2950 - total flux cleaned = -0.00208473 Jy ! Component: 3000 - total flux cleaned = -0.00213554 Jy ! Component: 3050 - total flux cleaned = -0.0021356 Jy ! Component: 3100 - total flux cleaned = -0.00214402 Jy ! Component: 3150 - total flux cleaned = -0.00223529 Jy ! Component: 3200 - total flux cleaned = -0.00223538 Jy ! Component: 3250 - total flux cleaned = -0.00225997 Jy ! Component: 3300 - total flux cleaned = -0.00229245 Jy ! Component: 3350 - total flux cleaned = -0.00231666 Jy ! Component: 3400 - total flux cleaned = -0.00234865 Jy ! Component: 3450 - total flux cleaned = -0.0023486 Jy ! Component: 3500 - total flux cleaned = -0.00237239 Jy ! Component: 3550 - total flux cleaned = -0.00239591 Jy ! Component: 3600 - total flux cleaned = -0.00242711 Jy ! Component: 3650 - total flux cleaned = -0.00248138 Jy ! Component: 3700 - total flux cleaned = -0.00245823 Jy ! Component: 3750 - total flux cleaned = -0.00248128 Jy ! Component: 3800 - total flux cleaned = -0.00249646 Jy ! Component: 3850 - total flux cleaned = -0.00252673 Jy ! Component: 3900 - total flux cleaned = -0.00251169 Jy ! Component: 3950 - total flux cleaned = -0.00252667 Jy ! Component: 4000 - total flux cleaned = -0.00255639 Jy ! Component: 4050 - total flux cleaned = -0.00256374 Jy ! Total flux subtracted in 4096 components = -0.00260778 Jy ! Clean residual min=-0.000474 max=0.000470 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.184286 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 401 components and 0.184286 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1939+3817_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.018 x 1.307 at -20.92 degrees (North through East) ! Clean map min=-0.00097781 max=0.13671 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1939+3817_X_map.fits wmodel /image_prod/ug002_uva//J1939+3817_X_map.mod ! Writing 401 model components to file: /image_prod/ug002_uva//J1939+3817_X_map.mod wobs /image_prod/ug002_uva//J1939+3817_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1939+3817_X_uvs.fits wwins /image_prod/ug002_uva//J1939+3817_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1939+3817_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.136705 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119915 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.263153 0.263153 0.526307 1.05261 2.10523 4.21045 8.42091 16.8418 33.6836 67.3673 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.136 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1140.02 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1939+3817_X_dfm.log closed on Thu Mar 5 04:20:11 2020