! Started logfile: /image_prod/ug002_uva//J1215-1731_X_f_dfm.log on Thu Mar 5 00:33:03 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//J1215-1731_X_f_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1215-1731_X_f_uva.fits ! AN table 1: 13 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.948718 visibilities/baseline/integration-bin. ! Found source: J1215-1731 ! ! 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 888 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 J1215-1731_X_f] 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.398643Jy sigma=7.652152 ! Fit after self-cal, rms=0.116954Jy sigma=0.629910 ! 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=0.6152 mas, bmaj=3.622 mas, bpa=32.69 degrees ! Estimated noise=5.48436 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.777163 Jy ! Component: 100 - total flux cleaned = 0.940588 Jy ! Total flux subtracted in 100 components = 0.940588 Jy ! Clean residual min=-0.048839 max=0.049911 Jy/beam ! Clean residual mean=0.000001 rms=0.014332 Jy/beam ! Combined flux in latest and established models = 0.940588 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.940588 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=0.132607Jy sigma=0.690333 ! Fit after self-cal, rms=0.132599Jy sigma=0.690319 ! 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=0.7115 mas, bmaj=3.458 mas, bpa=31.89 degrees ! Estimated noise=4.52549 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 = -0.0294482 Jy ! Component: 100 - total flux cleaned = -0.0551753 Jy ! Component: 150 - total flux cleaned = -0.0698659 Jy ! Component: 200 - total flux cleaned = -0.0724181 Jy ! Total flux subtracted in 200 components = -0.0724181 Jy ! Clean residual min=-0.012652 max=0.012755 Jy/beam ! Clean residual mean=0.000002 rms=0.004824 Jy/beam ! Combined flux in latest and established models = 0.86817 Jy ! Performing phase self-cal ! Adding 68 model components to the UV plane model. ! The established model now contains 69 components and 0.86817 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=0.087542Jy sigma=0.468904 ! Fit after self-cal, rms=0.087416Jy sigma=0.468441 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7115 x 3.458 at 31.89 degrees (North through East) ! Clean map min=-0.025797 max=0.96613 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.97 NL 0.99 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.00 NL 1.02 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.00 NL 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.98 NL 0.98 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.99 NL 0.99 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.02 NL 0.98 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.98 NL 0.99 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.97 NL 0.97 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.99 NL 1.00 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.97 NL 1.01 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 0.97 NL 0.98 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.02 NL 0.96 SC 1.01 ! ! ! Fit before self-cal, rms=0.087416Jy sigma=0.468441 ! Fit after self-cal, rms=0.082478Jy sigma=0.443011 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.714 mas, bmaj=3.456 mas, bpa=31.76 degrees ! Estimated noise=4.47736 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 = 0.00219975 Jy ! Component: 100 - total flux cleaned = 0.000545946 Jy ! Component: 150 - total flux cleaned = 0.00050954 Jy ! Component: 200 - total flux cleaned = 0.000925028 Jy ! Total flux subtracted in 200 components = 0.000925028 Jy ! Clean residual min=-0.002089 max=0.002082 Jy/beam ! Clean residual mean=-0.000000 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.869095 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 128 components and 0.869095 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=0.081090Jy sigma=0.436895 ! Fit after self-cal, rms=0.081060Jy sigma=0.436841 ! 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=0.081060Jy sigma=0.436841 ! Fit after self-cal, rms=0.081011Jy sigma=0.436738 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7143 mas, bmaj=3.456 mas, bpa=31.76 degrees ! Estimated noise=4.47529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122451 Jy ! Component: 100 - total flux cleaned = 0.00113708 Jy ! Component: 150 - total flux cleaned = 0.000778775 Jy ! Component: 200 - total flux cleaned = 0.00103073 Jy ! Total flux subtracted in 200 components = 0.00103073 Jy ! Clean residual min=-0.001340 max=0.001338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.870126 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 167 components and 0.870126 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=0.080775Jy sigma=0.435722 ! Fit after self-cal, rms=0.080745Jy sigma=0.435673 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 = -0.000891837 Jy ! Component: 100 - total flux cleaned = -0.000816219 Jy ! Component: 150 - total flux cleaned = -0.000621671 Jy ! Component: 200 - total flux cleaned = -0.000617151 Jy ! Total flux subtracted in 200 components = -0.000617151 Jy ! Clean residual min=-0.000965 max=0.000970 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.869509 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 205 components and 0.869509 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=0.080635Jy sigma=0.435208 ! Fit after self-cal, rms=0.080612Jy sigma=0.435171 ! 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=0.080612Jy sigma=0.435171 ! Fit after self-cal, rms=0.080710Jy sigma=0.435045 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7146 mas, bmaj=3.456 mas, bpa=31.75 degrees ! Estimated noise=4.47734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120837 Jy ! Component: 100 - total flux cleaned = -0.0019912 Jy ! Component: 150 - total flux cleaned = -0.00193554 Jy ! Component: 200 - total flux cleaned = -0.00177749 Jy ! Total flux subtracted in 200 components = -0.00177749 Jy ! Clean residual min=-0.000866 max=0.000874 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.867732 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 225 components and 0.867732 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=0.080597Jy sigma=0.434700 ! Fit after self-cal, rms=0.080584Jy sigma=0.434678 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 = 0.000115813 Jy ! Component: 100 - total flux cleaned = 0.000549141 Jy ! Component: 150 - total flux cleaned = 0.000822658 Jy ! Component: 200 - total flux cleaned = 0.0011298 Jy ! Total flux subtracted in 200 components = 0.0011298 Jy ! Clean residual min=-0.000711 max=0.000713 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.868861 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 246 components and 0.868862 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=0.080526Jy sigma=0.434459 ! Fit after self-cal, rms=0.080518Jy sigma=0.434448 ! 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=0.080518Jy sigma=0.434448 ! Fit after self-cal, rms=0.080644Jy sigma=0.434338 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.286 mas, bmaj=4.022 mas, bpa=26.81 degrees ! Estimated noise=6.59534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000209397 Jy ! Component: 100 - total flux cleaned = -0.000446953 Jy ! Component: 150 - total flux cleaned = -0.000253462 Jy ! Component: 200 - total flux cleaned = 5.8736e-05 Jy ! Total flux subtracted in 200 components = 5.8736e-05 Jy ! Clean residual min=-0.000486 max=0.000486 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.86892 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 284 components and 0.868921 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=0.080609Jy sigma=0.434322 ! Fit after self-cal, rms=0.080610Jy sigma=0.434315 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.30612e-05 Jy ! Component: 100 - total flux cleaned = -0.000195566 Jy ! Component: 150 - total flux cleaned = -0.000317125 Jy ! Component: 200 - total flux cleaned = -0.000453433 Jy ! Total flux subtracted in 200 components = -0.000453433 Jy ! Clean residual min=-0.000322 max=0.000321 Jy/beam ! Clean residual mean=-0.000000 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.868467 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 310 components and 0.868467 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=0.080589Jy sigma=0.434269 ! Fit after self-cal, rms=0.080589Jy sigma=0.434267 ! 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=0.7149 mas, bmaj=3.455 mas, bpa=31.73 degrees ! Estimated noise=4.48024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7149 x 3.455 at 31.73 degrees (North through East) ! Clean map min=-0.018285 max=0.95456 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 ! Performing amp+phase self-cal ! ! 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=0.080589Jy sigma=0.434267 ! Fit after self-cal, rms=0.053339Jy sigma=0.277077 ! Inverting map and beam ! Estimated beam: bmin=0.7146 mas, bmaj=3.456 mas, bpa=31.74 degrees ! Estimated noise=4.47716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000361451 Jy ! Component: 100 - total flux cleaned = 0.000237339 Jy ! Component: 150 - total flux cleaned = 0.000123612 Jy ! Component: 200 - total flux cleaned = -0.000125319 Jy ! Total flux subtracted in 200 components = -0.000125319 Jy ! Clean residual min=-0.000569 max=0.000566 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.868342 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 328 components and 0.868342 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=0.053289Jy sigma=0.276770 ! Fit after self-cal, rms=0.053272Jy sigma=0.276734 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106559 Jy ! Component: 100 - total flux cleaned = -1.3867e-05 Jy ! Component: 150 - total flux cleaned = 1.31218e-05 Jy ! Component: 200 - total flux cleaned = 0.000144717 Jy ! Total flux subtracted in 200 components = 0.000144717 Jy ! Clean residual min=-0.000426 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.868486 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 356 components and 0.868486 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=0.053246Jy sigma=0.276569 ! Fit after self-cal, rms=0.053237Jy sigma=0.276557 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.053237Jy sigma=0.276557 ! Fit after self-cal, rms=0.053243Jy sigma=0.276513 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=0.6172 mas, bmaj=3.611 mas, bpa=32.6 degrees ! Estimated noise=5.45146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.772469 Jy ! Component: 100 - total flux cleaned = 0.940918 Jy ! Component: 150 - total flux cleaned = 0.922146 Jy ! Component: 200 - total flux cleaned = 0.902619 Jy ! Total flux subtracted in 200 components = 0.902619 Jy ! Clean residual min=-0.017900 max=0.017588 Jy/beam ! Clean residual mean=-0.000000 rms=0.006282 Jy/beam ! Combined flux in latest and established models = 0.902619 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.902619 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7146 mas, bmaj=3.456 mas, bpa=31.74 degrees ! Estimated noise=4.47752 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 = -0.0232693 Jy ! Component: 100 - total flux cleaned = -0.0293499 Jy ! Component: 150 - total flux cleaned = -0.0305369 Jy ! Component: 200 - total flux cleaned = -0.0310716 Jy ! Total flux subtracted in 200 components = -0.0310716 Jy ! Clean residual min=-0.007658 max=0.007694 Jy/beam ! Clean residual mean=0.000002 rms=0.002794 Jy/beam ! Combined flux in latest and established models = 0.871547 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 83 components and 0.871547 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=1.286 mas, bmaj=4.02 mas, bpa=26.82 degrees ! Estimated noise=6.5956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000970679 Jy ! Component: 100 - total flux cleaned = 0.000146874 Jy ! Component: 150 - total flux cleaned = -3.85421e-05 Jy ! Component: 200 - total flux cleaned = -0.00131623 Jy ! Total flux subtracted in 200 components = -0.00131623 Jy ! Clean residual min=-0.002619 max=0.002594 Jy/beam ! Clean residual mean=0.000000 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.870231 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 = -0.00139412 Jy ! Component: 100 - total flux cleaned = -0.00245245 Jy ! Component: 150 - total flux cleaned = -0.00365709 Jy ! Component: 200 - total flux cleaned = -0.00504358 Jy ! Total flux subtracted in 200 components = -0.00504358 Jy ! Clean residual min=-0.002600 max=0.002621 Jy/beam ! Clean residual mean=-0.000000 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.865188 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 147 components and 0.865188 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7146 mas, bmaj=3.456 mas, bpa=31.74 degrees ! Estimated noise=4.47752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00279948 Jy ! Component: 100 - total flux cleaned = -0.00395483 Jy ! Component: 150 - total flux cleaned = -0.00522006 Jy ! Component: 200 - total flux cleaned = -0.00631221 Jy ! Total flux subtracted in 200 components = -0.00631221 Jy ! Clean residual min=-0.001303 max=0.001296 Jy/beam ! Clean residual mean=-0.000000 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.858875 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 186 components and 0.858875 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=0.053449Jy sigma=0.277984 ! Fit after self-cal, rms=0.053444Jy sigma=0.277626 wmodel J1215-1731_X_f_map.mod ! Writing 186 model components to file: J1215-1731_X_f_map.mod wobs J1215-1731_X_f_uvs.fits ! Writing UV FITS file: J1215-1731_X_f_uvs.fits wwins J1215-1731_X_f_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /image_prod/ug002_uva//J1215-1731_X_f_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7146 x 3.456 at 31.74 degrees (North through East) ! Clean map min=-0.019947 max=0.95359 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1215-1731_X_f_map.fits wmodel /image_prod/ug002_uva//J1215-1731_X_f_map.mod ! Writing 186 model components to file: /image_prod/ug002_uva//J1215-1731_X_f_map.mod wobs /image_prod/ug002_uva//J1215-1731_X_f_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1215-1731_X_f_uvs.fits wwins /image_prod/ug002_uva//J1215-1731_X_f_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.953592 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000424129 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.133431 0.133431 0.266862 0.533724 1.06745 2.1349 4.26979 8.53959 17.0792 34.1583 68.3167 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.953 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2248.35 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1215-1731_X_f_dfm.log closed on Thu Mar 5 00:33:06 2020