! Started logfile: /image_prod/ug002_uva//J1951-1830_X_dfm.log on Thu Mar 5 04:26:18 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//J1951-1830_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1951-1830_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.984259 visibilities/baseline/integration-bin. ! Found source: J1951-1830 ! ! 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 12756 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 J1951-1830_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005950Jy sigma=8.302214 ! Fit after self-cal, rms=0.894715Jy sigma=7.373088 ! 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=0.6195 mas, bmaj=1.608 mas, bpa=-2.509 degrees ! Estimated noise=1.23885 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 = 0.0804412 Jy ! Component: 100 - total flux cleaned = 0.0981383 Jy ! Total flux subtracted in 100 components = 0.0981383 Jy ! Clean residual min=-0.003973 max=0.006770 Jy/beam ! Clean residual mean=-0.000001 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.0981383 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0981383 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=0.070503Jy sigma=0.516453 ! Fit after self-cal, rms=0.070425Jy sigma=0.516239 ! Inverting map ! Added new window around map position (-1.6, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751844 Jy ! Component: 100 - total flux cleaned = 0.012659 Jy ! Total flux subtracted in 100 components = 0.012659 Jy ! Clean residual min=-0.003580 max=0.005447 Jy/beam ! Clean residual mean=-0.000001 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.110797 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.110797 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=0.069026Jy sigma=0.500736 ! Fit after self-cal, rms=0.068991Jy sigma=0.500407 ! 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=0.7883 mas, bmaj=1.935 mas, bpa=-1.637 degrees ! Estimated noise=0.779695 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 (5.2, -16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829872 Jy ! Component: 100 - total flux cleaned = 0.0135005 Jy ! Component: 150 - total flux cleaned = 0.0170392 Jy ! Component: 200 - total flux cleaned = 0.0194552 Jy ! Total flux subtracted in 200 components = 0.0194552 Jy ! Clean residual min=-0.003325 max=0.004740 Jy/beam ! Clean residual mean=0.000000 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.130253 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.130253 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=0.067878Jy sigma=0.489827 ! Fit after self-cal, rms=0.067832Jy sigma=0.488964 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7883 x 1.935 at -1.637 degrees (North through East) ! Clean map min=-0.0030972 max=0.10476 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.07 KP 1.05 ! LA 0.97 MK 1.05 NL 1.02 PT 0.89 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.08 KP 1.04 ! LA 1.04 MK 0.94 NL 1.06 PT 0.92 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.99 HN 1.10 KP 1.01 ! LA 0.97 MK 0.94 NL 1.04 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.11 KP 1.01 ! LA 1.03 MK 1.09 NL 1.06 PT 0.87 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 1.13 KP 1.03 ! LA 0.97 MK 1.01 NL 1.08 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 HN 0.98 KP 1.03 ! LA 0.99 MK 0.95 NL 1.10 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 1.10 KP 1.00 ! LA 1.05 MK 1.08 NL 1.06 PT 0.90 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 1.08 KP 1.06 ! LA 1.01 MK 0.98 NL 1.03 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 1.18 KP 0.99 ! LA 1.02 MK 0.99 NL 1.01 PT 0.92 ! SC 1.09 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.12 KP 1.03 ! LA 0.99 MK 1.03 NL 1.02 PT 0.86 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.10 KP 1.02 ! LA 1.00 MK 1.04 NL 0.99 PT 0.96 ! SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.95 HN 1.14 KP 1.00 ! LA 1.01 MK 1.00 NL 1.05 PT 0.92 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.067832Jy sigma=0.488964 ! Fit after self-cal, rms=0.068334Jy sigma=0.482016 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7972 mas, bmaj=1.939 mas, bpa=-1.46 degrees ! Estimated noise=0.77275 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 = -0.000768011 Jy ! Component: 100 - total flux cleaned = -0.000764371 Jy ! Component: 150 - total flux cleaned = -0.000702095 Jy ! Component: 200 - total flux cleaned = -0.000674537 Jy ! Total flux subtracted in 200 components = -0.000674537 Jy ! Clean residual min=-0.002470 max=0.001859 Jy/beam ! Clean residual mean=0.000000 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.129578 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.129578 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=0.068283Jy sigma=0.481788 ! Fit after self-cal, rms=0.068324Jy sigma=0.481643 ! 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=0.068324Jy sigma=0.481643 ! Fit after self-cal, rms=0.072392Jy sigma=0.479178 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7972 mas, bmaj=1.94 mas, bpa=-1.57 degrees ! Estimated noise=0.774742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000428794 Jy ! Component: 100 - total flux cleaned = -0.000568817 Jy ! Component: 150 - total flux cleaned = -0.00068036 Jy ! Component: 200 - total flux cleaned = -0.000712609 Jy ! Total flux subtracted in 200 components = -0.000712609 Jy ! Clean residual min=-0.001521 max=0.001669 Jy/beam ! Clean residual mean=0.000002 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.128865 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.128865 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=0.072383Jy sigma=0.479049 ! Fit after self-cal, rms=0.072431Jy sigma=0.479004 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 (50.4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116934 Jy ! Component: 100 - total flux cleaned = 0.00131631 Jy ! Component: 150 - total flux cleaned = 0.0013396 Jy ! Component: 200 - total flux cleaned = 0.00135833 Jy ! Total flux subtracted in 200 components = 0.00135833 Jy ! Clean residual min=-0.001468 max=0.001483 Jy/beam ! Clean residual mean=0.000003 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.130224 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.130224 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=0.072393Jy sigma=0.478721 ! Fit after self-cal, rms=0.072390Jy sigma=0.478700 ! 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=0.072390Jy sigma=0.478700 ! Fit after self-cal, rms=0.072799Jy sigma=0.478664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7971 mas, bmaj=1.94 mas, bpa=-1.54 degrees ! Estimated noise=0.773475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000109952 Jy ! Component: 100 - total flux cleaned = -0.000168381 Jy ! Component: 150 - total flux cleaned = -0.000185952 Jy ! Component: 200 - total flux cleaned = -0.000220532 Jy ! Total flux subtracted in 200 components = -0.000220532 Jy ! Clean residual min=-0.001465 max=0.001443 Jy/beam ! Clean residual mean=0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.130003 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 0.130003 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=0.072787Jy sigma=0.478576 ! Fit after self-cal, rms=0.072794Jy sigma=0.478572 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 = -7.28547e-05 Jy ! Component: 100 - total flux cleaned = -8.82522e-05 Jy ! Component: 150 - total flux cleaned = -0.000103881 Jy ! Component: 200 - total flux cleaned = -0.000117909 Jy ! Total flux subtracted in 200 components = -0.000117909 Jy ! Clean residual min=-0.001443 max=0.001423 Jy/beam ! Clean residual mean=0.000002 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.129885 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 112 components and 0.129885 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=0.072787Jy sigma=0.478519 ! Fit after self-cal, rms=0.072788Jy sigma=0.478517 ! 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=0.072788Jy sigma=0.478517 ! Fit after self-cal, rms=0.072916Jy sigma=0.478505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.207 mas, bmaj=4.278 mas, bpa=8.286 degrees ! Estimated noise=0.999261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000333705 Jy ! Component: 100 - total flux cleaned = -0.000218543 Jy ! Component: 150 - total flux cleaned = -0.000177834 Jy ! Component: 200 - total flux cleaned = -0.000165146 Jy ! Total flux subtracted in 200 components = -0.000165146 Jy ! Clean residual min=-0.001487 max=0.001515 Jy/beam ! Clean residual mean=0.000005 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.12972 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 120 components and 0.12972 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=0.072918Jy sigma=0.478519 ! Fit after self-cal, rms=0.072920Jy sigma=0.478500 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 = -0.000119115 Jy ! Component: 100 - total flux cleaned = -0.000211715 Jy ! Component: 150 - total flux cleaned = -0.000221038 Jy ! Component: 200 - total flux cleaned = -0.000229941 Jy ! Total flux subtracted in 200 components = -0.000229941 Jy ! Clean residual min=-0.001441 max=0.001507 Jy/beam ! Clean residual mean=0.000005 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.12949 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 122 components and 0.12949 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=0.072923Jy sigma=0.478532 ! Fit after self-cal, rms=0.072924Jy sigma=0.478525 ! 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=0.797 mas, bmaj=1.94 mas, bpa=-1.527 degrees ! Estimated noise=0.772578 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.797 x 1.94 at -1.527 degrees (North through East) ! Clean map min=-0.0013071 max=0.1038 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=0.6244 mas, bmaj=1.604 mas, bpa=-2.381 degrees ! Estimated noise=1.23839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0802273 Jy ! Component: 100 - total flux cleaned = 0.0978325 Jy ! Component: 150 - total flux cleaned = 0.104775 Jy ! Component: 200 - total flux cleaned = 0.109566 Jy ! Total flux subtracted in 200 components = 0.109566 Jy ! Clean residual min=-0.002501 max=0.002976 Jy/beam ! Clean residual mean=-0.000001 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.109566 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.109566 Jy ! Inverting map and beam ! Estimated beam: bmin=0.797 mas, bmaj=1.94 mas, bpa=-1.527 degrees ! Estimated noise=0.772578 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 = 0.00658102 Jy ! Component: 100 - total flux cleaned = 0.0104869 Jy ! Component: 150 - total flux cleaned = 0.0130057 Jy ! Component: 200 - total flux cleaned = 0.0148113 Jy ! Total flux subtracted in 200 components = 0.0148113 Jy ! Clean residual min=-0.001643 max=0.001718 Jy/beam ! Clean residual mean=0.000002 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.124377 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 47 components and 0.124377 Jy ! Inverting map ! Added new window around map position (-7.6, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166983 Jy ! Component: 100 - total flux cleaned = 0.00252084 Jy ! Component: 150 - total flux cleaned = 0.00328663 Jy ! Component: 200 - total flux cleaned = 0.00390777 Jy ! Total flux subtracted in 200 components = 0.00390777 Jy ! Clean residual min=-0.001535 max=0.001374 Jy/beam ! Clean residual mean=0.000002 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.128285 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 76 components and 0.128285 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=2.207 mas, bmaj=4.278 mas, bpa=8.286 degrees ! Estimated noise=0.999261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109708 Jy ! Component: 100 - total flux cleaned = 0.00155137 Jy ! Component: 150 - total flux cleaned = 0.00183154 Jy ! Component: 200 - total flux cleaned = 0.00200086 Jy ! Total flux subtracted in 200 components = 0.00200086 Jy ! Clean residual min=-0.001442 max=0.001444 Jy/beam ! Clean residual mean=0.000005 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.130286 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 = 1.35793e-05 Jy ! Component: 100 - total flux cleaned = 2.59185e-05 Jy ! Component: 150 - total flux cleaned = 5.97168e-05 Jy ! Component: 200 - total flux cleaned = 7.05687e-05 Jy ! Total flux subtracted in 200 components = 7.05687e-05 Jy ! Clean residual min=-0.001403 max=0.001447 Jy/beam ! Clean residual mean=0.000005 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.130357 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 103 components and 0.130357 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.797 mas, bmaj=1.94 mas, bpa=-1.527 degrees ! Estimated noise=0.772578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.89957e-06 Jy ! Component: 100 - total flux cleaned = 0.000110438 Jy ! Component: 150 - total flux cleaned = 0.000152119 Jy ! Component: 200 - total flux cleaned = 0.000189137 Jy ! Total flux subtracted in 200 components = 0.000189137 Jy ! Clean residual min=-0.001395 max=0.001341 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.130546 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 125 components and 0.130546 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=0.072903Jy sigma=0.478288 ! Fit after self-cal, rms=0.072895Jy sigma=0.478248 wmodel J1951-1830_X_map.mod ! Writing 125 model components to file: J1951-1830_X_map.mod wobs J1951-1830_X_uvs.fits ! Writing UV FITS file: J1951-1830_X_uvs.fits wwins J1951-1830_X_map.win ! wwins: Wrote 5 windows to J1951-1830_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 = -1.75737e-06 Jy ! Component: 100 - total flux cleaned = -4.96333e-05 Jy ! Component: 150 - total flux cleaned = -2.65615e-05 Jy ! Component: 200 - total flux cleaned = 3.81284e-05 Jy ! Component: 250 - total flux cleaned = 0.00010059 Jy ! Component: 300 - total flux cleaned = 0.000201239 Jy ! Component: 350 - total flux cleaned = 0.000279345 Jy ! Component: 400 - total flux cleaned = 0.000374409 Jy ! Component: 450 - total flux cleaned = 0.000448558 Jy ! Component: 500 - total flux cleaned = 0.000538888 Jy ! Component: 550 - total flux cleaned = 0.000609584 Jy ! Component: 600 - total flux cleaned = 0.000644327 Jy ! Component: 650 - total flux cleaned = 0.000695742 Jy ! Component: 700 - total flux cleaned = 0.000696129 Jy ! Component: 750 - total flux cleaned = 0.000762594 Jy ! Component: 800 - total flux cleaned = 0.0007624 Jy ! Component: 850 - total flux cleaned = 0.00074635 Jy ! Component: 900 - total flux cleaned = 0.00073067 Jy ! Component: 950 - total flux cleaned = 0.000761857 Jy ! Component: 1000 - total flux cleaned = 0.000746601 Jy ! Component: 1050 - total flux cleaned = 0.000792266 Jy ! Component: 1100 - total flux cleaned = 0.000837488 Jy ! Component: 1150 - total flux cleaned = 0.00088205 Jy ! Component: 1200 - total flux cleaned = 0.000881869 Jy ! Component: 1250 - total flux cleaned = 0.000925522 Jy ! Component: 1300 - total flux cleaned = 0.000939582 Jy ! Component: 1350 - total flux cleaned = 0.000925191 Jy ! Component: 1400 - total flux cleaned = 0.000967534 Jy ! Component: 1450 - total flux cleaned = 0.000995681 Jy ! Component: 1500 - total flux cleaned = 0.00105112 Jy ! Component: 1550 - total flux cleaned = 0.00110607 Jy ! Component: 1600 - total flux cleaned = 0.00110596 Jy ! Component: 1650 - total flux cleaned = 0.00109265 Jy ! Component: 1700 - total flux cleaned = 0.00115954 Jy ! Component: 1750 - total flux cleaned = 0.0012125 Jy ! Component: 1800 - total flux cleaned = 0.00127802 Jy ! Component: 1850 - total flux cleaned = 0.0012651 Jy ! Component: 1900 - total flux cleaned = 0.00130371 Jy ! Component: 1950 - total flux cleaned = 0.00132911 Jy ! Component: 2000 - total flux cleaned = 0.00132912 Jy ! Component: 2050 - total flux cleaned = 0.00137952 Jy ! Component: 2100 - total flux cleaned = 0.001392 Jy ! Component: 2150 - total flux cleaned = 0.00144162 Jy ! Component: 2200 - total flux cleaned = 0.00147848 Jy ! Component: 2250 - total flux cleaned = 0.00149076 Jy ! Component: 2300 - total flux cleaned = 0.00156341 Jy ! Component: 2350 - total flux cleaned = 0.00156346 Jy ! Component: 2400 - total flux cleaned = 0.0016231 Jy ! Component: 2450 - total flux cleaned = 0.00161119 Jy ! Component: 2500 - total flux cleaned = 0.00164654 Jy ! Component: 2550 - total flux cleaned = 0.00164663 Jy ! Component: 2600 - total flux cleaned = 0.00170466 Jy ! Component: 2650 - total flux cleaned = 0.00172756 Jy ! Component: 2700 - total flux cleaned = 0.00176179 Jy ! Component: 2750 - total flux cleaned = 0.00178446 Jy ! Component: 2800 - total flux cleaned = 0.00179577 Jy ! Component: 2850 - total flux cleaned = 0.00177342 Jy ! Component: 2900 - total flux cleaned = 0.00180681 Jy ! Component: 2950 - total flux cleaned = 0.00180682 Jy ! Component: 3000 - total flux cleaned = 0.00180684 Jy ! Component: 3050 - total flux cleaned = 0.00185044 Jy ! Component: 3100 - total flux cleaned = 0.00182867 Jy ! Component: 3150 - total flux cleaned = 0.001872 Jy ! Component: 3200 - total flux cleaned = 0.00191492 Jy ! Component: 3250 - total flux cleaned = 0.001947 Jy ! Component: 3300 - total flux cleaned = 0.0019364 Jy ! Component: 3350 - total flux cleaned = 0.00191536 Jy ! Component: 3400 - total flux cleaned = 0.00190496 Jy ! Component: 3450 - total flux cleaned = 0.00195713 Jy ! Component: 3500 - total flux cleaned = 0.00198824 Jy ! Component: 3550 - total flux cleaned = 0.00200879 Jy ! Component: 3600 - total flux cleaned = 0.0020088 Jy ! Component: 3650 - total flux cleaned = 0.00204961 Jy ! Component: 3700 - total flux cleaned = 0.00204955 Jy ! Component: 3750 - total flux cleaned = 0.00203943 Jy ! Component: 3800 - total flux cleaned = 0.00205955 Jy ! Component: 3850 - total flux cleaned = 0.00203948 Jy ! Component: 3900 - total flux cleaned = 0.00204946 Jy ! Component: 3950 - total flux cleaned = 0.00202972 Jy ! Component: 4000 - total flux cleaned = 0.00206922 Jy ! Component: 4050 - total flux cleaned = 0.00203974 Jy ! Total flux subtracted in 4096 components = 0.00204956 Jy ! Clean residual min=-0.000618 max=0.000618 Jy/beam ! Clean residual mean=0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.132595 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 400 components and 0.132595 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1951-1830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.797 x 1.94 at -1.527 degrees (North through East) ! Clean map min=-0.0010095 max=0.10417 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1951-1830_X_map.fits wmodel /image_prod/ug002_uva//J1951-1830_X_map.mod ! Writing 400 model components to file: /image_prod/ug002_uva//J1951-1830_X_map.mod wobs /image_prod/ug002_uva//J1951-1830_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1951-1830_X_uvs.fits wwins /image_prod/ug002_uva//J1951-1830_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1951-1830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.104168 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000162689 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.46854 0.46854 0.937081 1.87416 3.74832 7.49665 14.9933 29.9866 59.9732 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.104 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 640.286 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1951-1830_X_dfm.log closed on Thu Mar 5 04:26:22 2020