! Started logfile: /image_prod/ug002_uva//J0847-0520_X_dfm.log on Wed Mar 4 22:35:15 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//J0847-0520_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0847-0520_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.963889 visibilities/baseline/integration-bin. ! Found source: J0847-0520 ! ! 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 121 lines of history. ! ! Reading 24984 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 J0847-0520_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 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.079947Jy sigma=8.633496 ! Fit after self-cal, rms=0.591993Jy sigma=4.722941 ! 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=0.7167 mas, bmaj=3.516 mas, bpa=-18.35 degrees ! Estimated noise=0.96794 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 = 0.307998 Jy ! Component: 100 - total flux cleaned = 0.377779 Jy ! Total flux subtracted in 100 components = 0.377779 Jy ! Clean residual min=-0.012529 max=0.025561 Jy/beam ! Clean residual mean=-0.000004 rms=0.002974 Jy/beam ! Combined flux in latest and established models = 0.377779 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.377779 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=0.102884Jy sigma=0.808971 ! Fit after self-cal, rms=0.102832Jy sigma=0.808497 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0274051 Jy ! Component: 100 - total flux cleaned = 0.0436654 Jy ! Total flux subtracted in 100 components = 0.0436654 Jy ! Clean residual min=-0.010493 max=0.011977 Jy/beam ! Clean residual mean=-0.000001 rms=0.002300 Jy/beam ! Combined flux in latest and established models = 0.421445 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.421445 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=0.090688Jy sigma=0.713226 ! Fit after self-cal, rms=0.090688Jy sigma=0.713187 ! 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=0.9386 mas, bmaj=3.613 mas, bpa=-17.31 degrees ! Estimated noise=0.569844 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 = 0.0183052 Jy ! Component: 100 - total flux cleaned = 0.0286451 Jy ! Component: 150 - total flux cleaned = 0.0353755 Jy ! Component: 200 - total flux cleaned = 0.0399996 Jy ! Total flux subtracted in 200 components = 0.0399996 Jy ! Clean residual min=-0.010076 max=0.010973 Jy/beam ! Clean residual mean=0.000003 rms=0.002480 Jy/beam ! Combined flux in latest and established models = 0.461444 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 46 components and 0.461444 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=0.086545Jy sigma=0.683624 ! Fit after self-cal, rms=0.086535Jy sigma=0.683519 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9386 x 3.613 at -17.31 degrees (North through East) ! Clean map min=-0.0095859 max=0.40744 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.01 KP 1.03 ! LA 1.00 MK 1.02 NL 1.06 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.04 ! LA 0.99 MK 1.01 NL 1.07 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 1.03 ! LA 1.00 MK 1.02 NL 1.06 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.02 KP 1.04 ! LA 1.01 MK 1.02 NL 1.04 OV 0.91 ! PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.02 KP 1.04 ! LA 0.99 MK 1.02 NL 1.06 OV 0.90 ! PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.03 ! LA 0.99 MK 1.01 NL 1.08 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 1.04 ! LA 1.00 MK 1.01 NL 1.05 OV 0.92 ! PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 1.04 ! LA 1.00 MK 1.03 NL 1.06 OV 0.90 ! PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.03 KP 1.04 ! LA 0.99 MK 1.01 NL 1.06 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.01 KP 1.04 ! LA 1.00 MK 1.01 NL 1.05 OV 0.90 ! PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 1.03 ! LA 1.00 MK 1.01 NL 1.06 OV 0.91 ! PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.05 KP 1.03 ! LA 0.98 MK 1.02 NL 1.06 OV 0.91 ! PT 0.95 ! ! ! Fit before self-cal, rms=0.086535Jy sigma=0.683519 ! Fit after self-cal, rms=0.081986Jy sigma=0.651046 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9474 mas, bmaj=3.636 mas, bpa=-17.23 degrees ! Estimated noise=0.571011 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 = -0.00539107 Jy ! Component: 100 - total flux cleaned = -0.00571051 Jy ! Component: 150 - total flux cleaned = -0.00590738 Jy ! Component: 200 - total flux cleaned = -0.00607404 Jy ! Total flux subtracted in 200 components = -0.00607404 Jy ! Clean residual min=-0.006731 max=0.007328 Jy/beam ! Clean residual mean=0.000003 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 0.45537 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 0.45537 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=0.081390Jy sigma=0.646106 ! Fit after self-cal, rms=0.081405Jy sigma=0.646010 ! 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=0.081405Jy sigma=0.646010 ! Fit after self-cal, rms=0.083089Jy sigma=0.601218 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.947 mas, bmaj=3.626 mas, bpa=-17.09 degrees ! Estimated noise=0.573039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00010943 Jy ! Component: 100 - total flux cleaned = 0.000170504 Jy ! Component: 150 - total flux cleaned = 0.000284942 Jy ! Component: 200 - total flux cleaned = -0.000105432 Jy ! Total flux subtracted in 200 components = -0.000105432 Jy ! Clean residual min=-0.002705 max=0.003476 Jy/beam ! Clean residual mean=-0.000002 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.455265 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.455265 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=0.082690Jy sigma=0.598444 ! Fit after self-cal, rms=0.082721Jy sigma=0.598365 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 (-2.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204544 Jy ! Component: 100 - total flux cleaned = 0.00196022 Jy ! Component: 150 - total flux cleaned = 0.00203467 Jy ! Component: 200 - total flux cleaned = 0.00184231 Jy ! Total flux subtracted in 200 components = 0.00184231 Jy ! Clean residual min=-0.002611 max=0.002553 Jy/beam ! Clean residual mean=-0.000002 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.457107 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.457107 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=0.082514Jy sigma=0.597047 ! Fit after self-cal, rms=0.082507Jy sigma=0.596994 ! 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=0.082507Jy sigma=0.596994 ! Fit after self-cal, rms=0.083001Jy sigma=0.595195 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.946 mas, bmaj=3.621 mas, bpa=-17.08 degrees ! Estimated noise=0.573781 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179228 Jy ! Component: 100 - total flux cleaned = 0.00046555 Jy ! Component: 150 - total flux cleaned = 0.000409749 Jy ! Component: 200 - total flux cleaned = 0.000250363 Jy ! Total flux subtracted in 200 components = 0.000250363 Jy ! Clean residual min=-0.002334 max=0.002216 Jy/beam ! Clean residual mean=-0.000001 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.457358 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.457358 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=0.082871Jy sigma=0.594480 ! Fit after self-cal, rms=0.082873Jy sigma=0.594471 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 = -3.33784e-05 Jy ! Component: 100 - total flux cleaned = -0.000170122 Jy ! Component: 150 - total flux cleaned = -0.00025565 Jy ! Component: 200 - total flux cleaned = -0.000372962 Jy ! Total flux subtracted in 200 components = -0.000372962 Jy ! Clean residual min=-0.002286 max=0.002145 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.456985 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 106 components and 0.456985 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=0.082819Jy sigma=0.594233 ! Fit after self-cal, rms=0.082818Jy sigma=0.594227 ! 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=0.082818Jy sigma=0.594227 ! Fit after self-cal, rms=0.083106Jy sigma=0.594062 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.159 mas, bmaj=4.038 mas, bpa=-6.222 degrees ! Estimated noise=0.691713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365482 Jy ! Component: 100 - total flux cleaned = 0.000581048 Jy ! Component: 150 - total flux cleaned = 0.000647396 Jy ! Component: 200 - total flux cleaned = 0.000738283 Jy ! Total flux subtracted in 200 components = 0.000738283 Jy ! Clean residual min=-0.001925 max=0.002081 Jy/beam ! Clean residual mean=-0.000002 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.457723 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 125 components and 0.457723 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=0.083061Jy sigma=0.593893 ! Fit after self-cal, rms=0.083061Jy sigma=0.593879 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 = 7.44268e-05 Jy ! Component: 100 - total flux cleaned = 0.000225393 Jy ! Component: 150 - total flux cleaned = 0.000291581 Jy ! Component: 200 - total flux cleaned = 0.000271048 Jy ! Total flux subtracted in 200 components = 0.000271048 Jy ! Clean residual min=-0.001880 max=0.002067 Jy/beam ! Clean residual mean=-0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.457994 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 135 components and 0.457994 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=0.083049Jy sigma=0.593845 ! Fit after self-cal, rms=0.083048Jy sigma=0.593839 ! 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=0.946 mas, bmaj=3.617 mas, bpa=-17.08 degrees ! Estimated noise=0.574494 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.946 x 3.617 at -17.08 degrees (North through East) ! Clean map min=-0.0031147 max=0.41093 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=0.7208 mas, bmaj=3.523 mas, bpa=-18.14 degrees ! Estimated noise=0.990086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.315071 Jy ! Component: 100 - total flux cleaned = 0.38538 Jy ! Component: 150 - total flux cleaned = 0.411529 Jy ! Component: 200 - total flux cleaned = 0.424497 Jy ! Total flux subtracted in 200 components = 0.424497 Jy ! Clean residual min=-0.003385 max=0.006040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.424497 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.424497 Jy ! Inverting map and beam ! Estimated beam: bmin=0.946 mas, bmaj=3.617 mas, bpa=-17.08 degrees ! Estimated noise=0.574494 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 = 0.011602 Jy ! Component: 100 - total flux cleaned = 0.0179871 Jy ! Component: 150 - total flux cleaned = 0.0222284 Jy ! Component: 200 - total flux cleaned = 0.0247521 Jy ! Total flux subtracted in 200 components = 0.0247521 Jy ! Clean residual min=-0.002440 max=0.002699 Jy/beam ! Clean residual mean=-0.000001 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.449249 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 63 components and 0.449249 Jy ! Inverting map ! Added new window around map position (7.2, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175501 Jy ! Component: 100 - total flux cleaned = 0.00276764 Jy ! Component: 150 - total flux cleaned = 0.0036313 Jy ! Component: 200 - total flux cleaned = 0.00443868 Jy ! Total flux subtracted in 200 components = 0.00443868 Jy ! Clean residual min=-0.002127 max=0.001911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.453688 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 96 components and 0.453688 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=2.159 mas, bmaj=4.038 mas, bpa=-6.222 degrees ! Estimated noise=0.691713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130489 Jy ! Component: 100 - total flux cleaned = 0.00205994 Jy ! Component: 150 - total flux cleaned = 0.0023693 Jy ! Component: 200 - total flux cleaned = 0.00267048 Jy ! Total flux subtracted in 200 components = 0.00267048 Jy ! Clean residual min=-0.001725 max=0.002118 Jy/beam ! Clean residual mean=0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.456358 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 = 0.000222176 Jy ! Component: 100 - total flux cleaned = 0.00047772 Jy ! Component: 150 - total flux cleaned = 0.000754996 Jy ! Component: 200 - total flux cleaned = 0.000927959 Jy ! Total flux subtracted in 200 components = 0.000927959 Jy ! Clean residual min=-0.001687 max=0.002048 Jy/beam ! Clean residual mean=0.000000 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.457286 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 140 components and 0.457286 Jy ! Inverting map ! Added new window around map position (17.6, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133185 Jy ! Component: 100 - total flux cleaned = 0.0015029 Jy ! Component: 150 - total flux cleaned = 0.00146525 Jy ! Component: 200 - total flux cleaned = 0.00161809 Jy ! Total flux subtracted in 200 components = 0.00161809 Jy ! Clean residual min=-0.001467 max=0.001676 Jy/beam ! Clean residual mean=-0.000001 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.458904 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 170 components and 0.458904 Jy ! Inverting map ! Added new window around map position (-17.2, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130727 Jy ! Component: 100 - total flux cleaned = 0.0012493 Jy ! Component: 150 - total flux cleaned = 0.00116171 Jy ! Component: 200 - total flux cleaned = 0.00108388 Jy ! Total flux subtracted in 200 components = 0.00108388 Jy ! Clean residual min=-0.001347 max=0.001292 Jy/beam ! Clean residual mean=-0.000002 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.459988 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 206 components and 0.459988 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.946 mas, bmaj=3.617 mas, bpa=-17.08 degrees ! Estimated noise=0.574494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000474744 Jy ! Component: 100 - total flux cleaned = -0.000605542 Jy ! Component: 150 - total flux cleaned = -0.000645367 Jy ! Component: 200 - total flux cleaned = -0.000684042 Jy ! Total flux subtracted in 200 components = -0.000684042 Jy ! Clean residual min=-0.001699 max=0.001450 Jy/beam ! Clean residual mean=-0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.459304 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 236 components and 0.459304 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=0.082881Jy sigma=0.593191 ! Fit after self-cal, rms=0.082868Jy sigma=0.593089 wmodel J0847-0520_X_map.mod ! Writing 236 model components to file: J0847-0520_X_map.mod wobs J0847-0520_X_uvs.fits ! Writing UV FITS file: J0847-0520_X_uvs.fits wwins J0847-0520_X_map.win ! wwins: Wrote 5 windows to J0847-0520_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000438455 Jy ! Component: 100 - total flux cleaned = -0.000812125 Jy ! Component: 150 - total flux cleaned = -0.00118873 Jy ! Component: 200 - total flux cleaned = -0.00155094 Jy ! Component: 250 - total flux cleaned = -0.00194694 Jy ! Component: 300 - total flux cleaned = -0.0022858 Jy ! Component: 350 - total flux cleaned = -0.00263749 Jy ! Component: 400 - total flux cleaned = -0.0028731 Jy ! Component: 450 - total flux cleaned = -0.00304116 Jy ! Component: 500 - total flux cleaned = -0.00316491 Jy ! Component: 550 - total flux cleaned = -0.00328624 Jy ! Component: 600 - total flux cleaned = -0.00338572 Jy ! Component: 650 - total flux cleaned = -0.00348273 Jy ! Component: 700 - total flux cleaned = -0.00352108 Jy ! Component: 750 - total flux cleaned = -0.00365354 Jy ! Component: 800 - total flux cleaned = -0.00372816 Jy ! Component: 850 - total flux cleaned = -0.00389351 Jy ! Component: 900 - total flux cleaned = -0.00402038 Jy ! Component: 950 - total flux cleaned = -0.00416358 Jy ! Component: 1000 - total flux cleaned = -0.00428702 Jy ! Component: 1050 - total flux cleaned = -0.0043392 Jy ! Component: 1100 - total flux cleaned = -0.00444279 Jy ! Component: 1150 - total flux cleaned = -0.00454523 Jy ! Component: 1200 - total flux cleaned = -0.00464636 Jy ! Component: 1250 - total flux cleaned = -0.00474641 Jy ! Component: 1300 - total flux cleaned = -0.004829 Jy ! Component: 1350 - total flux cleaned = -0.00497576 Jy ! Component: 1400 - total flux cleaned = -0.00500798 Jy ! Component: 1450 - total flux cleaned = -0.00511992 Jy ! Component: 1500 - total flux cleaned = -0.00521496 Jy ! Component: 1550 - total flux cleaned = -0.00532443 Jy ! Component: 1600 - total flux cleaned = -0.00538646 Jy ! Component: 1650 - total flux cleaned = -0.0054785 Jy ! Component: 1700 - total flux cleaned = -0.00553951 Jy ! Component: 1750 - total flux cleaned = -0.00562986 Jy ! Component: 1800 - total flux cleaned = -0.00570456 Jy ! Component: 1850 - total flux cleaned = -0.00580811 Jy ! Component: 1900 - total flux cleaned = -0.00588125 Jy ! Component: 1950 - total flux cleaned = -0.00593931 Jy ! Component: 2000 - total flux cleaned = -0.00606876 Jy ! Component: 2050 - total flux cleaned = -0.00609733 Jy ! Component: 2100 - total flux cleaned = -0.00618231 Jy ! Component: 2150 - total flux cleaned = -0.00626643 Jy ! Component: 2200 - total flux cleaned = -0.00633596 Jy ! Component: 2250 - total flux cleaned = -0.00644637 Jy ! Component: 2300 - total flux cleaned = -0.00647374 Jy ! Component: 2350 - total flux cleaned = -0.00655525 Jy ! Component: 2400 - total flux cleaned = -0.00662263 Jy ! Component: 2450 - total flux cleaned = -0.00670279 Jy ! Component: 2500 - total flux cleaned = -0.0067956 Jy ! Component: 2550 - total flux cleaned = -0.00690083 Jy ! Component: 2600 - total flux cleaned = -0.00692699 Jy ! Component: 2650 - total flux cleaned = -0.00697899 Jy ! Component: 2700 - total flux cleaned = -0.00709476 Jy ! Component: 2750 - total flux cleaned = -0.00715848 Jy ! Component: 2800 - total flux cleaned = -0.0072091 Jy ! Component: 2850 - total flux cleaned = -0.00722162 Jy ! Component: 2900 - total flux cleaned = -0.00730934 Jy ! Component: 2950 - total flux cleaned = -0.00735897 Jy ! Component: 3000 - total flux cleaned = -0.00739592 Jy ! Component: 3050 - total flux cleaned = -0.00746932 Jy ! Component: 3100 - total flux cleaned = -0.00746932 Jy ! Component: 3150 - total flux cleaned = -0.00757785 Jy ! Component: 3200 - total flux cleaned = -0.00756578 Jy ! Component: 3250 - total flux cleaned = -0.00760152 Jy ! Component: 3300 - total flux cleaned = -0.00757771 Jy ! Component: 3350 - total flux cleaned = -0.00757783 Jy ! Component: 3400 - total flux cleaned = -0.00762452 Jy ! Component: 3450 - total flux cleaned = -0.00763623 Jy ! Component: 3500 - total flux cleaned = -0.00758994 Jy ! Component: 3550 - total flux cleaned = -0.00765888 Jy ! Component: 3600 - total flux cleaned = -0.00763607 Jy ! Component: 3650 - total flux cleaned = -0.0076815 Jy ! Component: 3700 - total flux cleaned = -0.0076702 Jy ! Component: 3750 - total flux cleaned = -0.00767024 Jy ! Component: 3800 - total flux cleaned = -0.00769258 Jy ! Component: 3850 - total flux cleaned = -0.00774817 Jy ! Component: 3900 - total flux cleaned = -0.00775921 Jy ! Component: 3950 - total flux cleaned = -0.00777018 Jy ! Component: 4000 - total flux cleaned = -0.00781394 Jy ! Component: 4050 - total flux cleaned = -0.00783569 Jy ! Total flux subtracted in 4096 components = -0.00782488 Jy ! Clean residual min=-0.000581 max=0.000550 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.451479 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 541 components and 0.45148 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0847-0520_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.946 x 3.617 at -17.08 degrees (North through East) ! Clean map min=-0.0023879 max=0.41479 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0847-0520_X_map.fits wmodel /image_prod/ug002_uva//J0847-0520_X_map.mod ! Writing 541 model components to file: /image_prod/ug002_uva//J0847-0520_X_map.mod wobs /image_prod/ug002_uva//J0847-0520_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0847-0520_X_uvs.fits wwins /image_prod/ug002_uva//J0847-0520_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0847-0520_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.414794 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000206168 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149111 0.149111 0.298222 0.596444 1.19289 2.38578 4.77155 9.5431 19.0862 38.1724 76.3448 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.414 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2011.92 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0847-0520_X_dfm.log closed on Wed Mar 4 22:35:20 2020