! Started logfile: /image_prod/ug002_uva//J1844+1140_X_dfm.log on Thu Mar 5 03:53:53 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//J1844+1140_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1844+1140_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.99881 visibilities/baseline/integration-bin. ! Found source: J1844+1140 ! ! 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 20136 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 J1844+1140_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. ! ! 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=1.003440Jy sigma=9.120607 ! Fit after self-cal, rms=0.960600Jy sigma=8.708171 ! 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=0.6774 mas, bmaj=1.549 mas, bpa=-5.966 degrees ! Estimated noise=1.08789 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 = 0.0322691 Jy ! Component: 100 - total flux cleaned = 0.0409326 Jy ! Total flux subtracted in 100 components = 0.0409326 Jy ! Clean residual min=-0.003227 max=0.003940 Jy/beam ! Clean residual mean=0.000003 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.0409326 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0409326 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=0.056877Jy sigma=0.473692 ! Fit after self-cal, rms=0.055393Jy sigma=0.459033 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00629216 Jy ! Component: 100 - total flux cleaned = 0.00924181 Jy ! Total flux subtracted in 100 components = 0.00924181 Jy ! Clean residual min=-0.002902 max=0.003510 Jy/beam ! Clean residual mean=0.000002 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0501744 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0501744 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=0.054797Jy sigma=0.451760 ! Fit after self-cal, rms=0.054767Jy sigma=0.451280 ! 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=0.8309 mas, bmaj=1.756 mas, bpa=-5.057 degrees ! Estimated noise=0.561255 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348466 Jy ! Component: 100 - total flux cleaned = 0.00500344 Jy ! Component: 150 - total flux cleaned = 0.005823 Jy ! Component: 200 - total flux cleaned = 0.0063535 Jy ! Total flux subtracted in 200 components = 0.0063535 Jy ! Clean residual min=-0.002139 max=0.002051 Jy/beam ! Clean residual mean=0.000003 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.0565279 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.0565279 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=0.054530Jy sigma=0.448735 ! Fit after self-cal, rms=0.054472Jy sigma=0.448307 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8309 x 1.756 at -5.057 degrees (North through East) ! Clean map min=-0.0019937 max=0.041759 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 1.02 ! MK 1.04 NL 1.18 OV 0.83 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.90 KP 0.95 ! MK 1.08 NL 1.25 OV 0.82 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.03 KP 0.94 ! MK 1.03 NL 1.08 OV 0.81 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.11 HN 0.94 KP 0.93 ! MK 0.99 NL 1.09 OV 0.87 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.01 HN 0.98 KP 0.95 ! MK 1.03 NL 1.17 OV 0.85 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 0.98 KP 1.00 ! MK 1.00 NL 1.09 OV 0.89 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.02 KP 0.94 ! MK 0.97 NL 1.15 OV 0.92 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.07 KP 0.96 ! MK 0.95 NL 1.14 OV 0.85 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.22 HN 0.96 KP 0.94 ! MK 1.00 NL 1.08 OV 0.88 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 1.10 KP 0.96 ! MK 0.98 NL 1.13 OV 0.91 SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.98 KP 0.96 ! MK 1.02 NL 1.23 OV 0.85 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 0.93 KP 0.87 ! MK 0.99 NL 1.16 OV 0.87 SC 0.88 ! ! ! Fit before self-cal, rms=0.054472Jy sigma=0.448307 ! Fit after self-cal, rms=0.053674Jy sigma=0.445098 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8316 mas, bmaj=1.765 mas, bpa=-4.51 degrees ! Estimated noise=0.552708 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 = 0.0015276 Jy ! Component: 100 - total flux cleaned = 0.00240961 Jy ! Component: 150 - total flux cleaned = 0.00294789 Jy ! Component: 200 - total flux cleaned = 0.00314392 Jy ! Total flux subtracted in 200 components = 0.00314392 Jy ! Clean residual min=-0.001500 max=0.001428 Jy/beam ! Clean residual mean=0.000002 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.0596718 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.0596718 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=0.053622Jy sigma=0.444592 ! Fit after self-cal, rms=0.053731Jy sigma=0.444131 ! 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=0.053731Jy sigma=0.444131 ! Fit after self-cal, rms=0.054183Jy sigma=0.442562 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8337 mas, bmaj=1.77 mas, bpa=-4.289 degrees ! Estimated noise=0.552732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000728587 Jy ! Component: 100 - total flux cleaned = 0.00092579 Jy ! Component: 150 - total flux cleaned = 0.00113698 Jy ! Component: 200 - total flux cleaned = 0.00125703 Jy ! Total flux subtracted in 200 components = 0.00125703 Jy ! Clean residual min=-0.001202 max=0.001265 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0609288 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.0609288 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=0.054156Jy sigma=0.442305 ! Fit after self-cal, rms=0.054192Jy sigma=0.442127 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 = 0.000489056 Jy ! Component: 100 - total flux cleaned = 0.000645335 Jy ! Component: 150 - total flux cleaned = 0.000697337 Jy ! Component: 200 - total flux cleaned = 0.000744641 Jy ! Total flux subtracted in 200 components = 0.000744641 Jy ! Clean residual min=-0.001154 max=0.001217 Jy/beam ! Clean residual mean=0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0616735 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0616735 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=0.054178Jy sigma=0.442008 ! Fit after self-cal, rms=0.054175Jy sigma=0.441987 ! 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=0.054175Jy sigma=0.441987 ! Fit after self-cal, rms=0.054024Jy sigma=0.441882 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8342 mas, bmaj=1.766 mas, bpa=-3.977 degrees ! Estimated noise=0.550175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025458 Jy ! Component: 100 - total flux cleaned = 0.000326891 Jy ! Component: 150 - total flux cleaned = 0.000403772 Jy ! Component: 200 - total flux cleaned = 0.000444627 Jy ! Total flux subtracted in 200 components = 0.000444627 Jy ! Clean residual min=-0.001170 max=0.001192 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0621181 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 63 components and 0.0621181 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=0.054011Jy sigma=0.441779 ! Fit after self-cal, rms=0.054020Jy sigma=0.441748 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 (26.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103783 Jy ! Component: 100 - total flux cleaned = 0.0015743 Jy ! Component: 150 - total flux cleaned = 0.00172384 Jy ! Component: 200 - total flux cleaned = 0.00185131 Jy ! Total flux subtracted in 200 components = 0.00185131 Jy ! Clean residual min=-0.001057 max=0.001060 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0639694 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.0639694 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=0.053994Jy sigma=0.441527 ! Fit after self-cal, rms=0.053987Jy sigma=0.441482 ! 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=0.053987Jy sigma=0.441482 ! Fit after self-cal, rms=0.053808Jy sigma=0.441454 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.847 mas, bmaj=2.519 mas, bpa=-0.8048 degrees ! Estimated noise=0.687149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000481478 Jy ! Component: 100 - total flux cleaned = 0.00066067 Jy ! Component: 150 - total flux cleaned = 0.000768389 Jy ! Component: 200 - total flux cleaned = 0.000899166 Jy ! Total flux subtracted in 200 components = 0.000899166 Jy ! Clean residual min=-0.001446 max=0.001276 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0648686 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 101 components and 0.0648686 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=0.053804Jy sigma=0.441409 ! Fit after self-cal, rms=0.053807Jy sigma=0.441381 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 = 0.000104417 Jy ! Component: 100 - total flux cleaned = 0.000233073 Jy ! Component: 150 - total flux cleaned = 0.000285516 Jy ! Component: 200 - total flux cleaned = 0.000331962 Jy ! Total flux subtracted in 200 components = 0.000331962 Jy ! Clean residual min=-0.001402 max=0.001249 Jy/beam ! Clean residual mean=-0.000001 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0652005 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.0652006 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=0.053807Jy sigma=0.441373 ! Fit after self-cal, rms=0.053805Jy sigma=0.441361 ! 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=0.8353 mas, bmaj=1.764 mas, bpa=-3.715 degrees ! Estimated noise=0.548478 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8353 x 1.764 at -3.715 degrees (North through East) ! Clean map min=-0.0010305 max=0.040532 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=0.6815 mas, bmaj=1.553 mas, bpa=-4.605 degrees ! Estimated noise=1.06182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0332724 Jy ! Component: 100 - total flux cleaned = 0.044519 Jy ! Component: 150 - total flux cleaned = 0.0497485 Jy ! Component: 200 - total flux cleaned = 0.0529108 Jy ! Total flux subtracted in 200 components = 0.0529108 Jy ! Clean residual min=-0.002406 max=0.002510 Jy/beam ! Clean residual mean=0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.0529108 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 0.0529108 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8353 mas, bmaj=1.764 mas, bpa=-3.715 degrees ! Estimated noise=0.548478 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 = 0.00282267 Jy ! Component: 100 - total flux cleaned = 0.00482711 Jy ! Component: 150 - total flux cleaned = 0.00634462 Jy ! Component: 200 - total flux cleaned = 0.00731776 Jy ! Total flux subtracted in 200 components = 0.00731776 Jy ! Clean residual min=-0.001508 max=0.001154 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0602286 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.0602286 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=1.847 mas, bmaj=2.519 mas, bpa=-0.8048 degrees ! Estimated noise=0.687149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00150521 Jy ! Component: 100 - total flux cleaned = 0.00228327 Jy ! Component: 150 - total flux cleaned = 0.0028938 Jy ! Component: 200 - total flux cleaned = 0.00331693 Jy ! Total flux subtracted in 200 components = 0.00331693 Jy ! Clean residual min=-0.001492 max=0.001286 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.0635455 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 = 0.000193837 Jy ! Component: 100 - total flux cleaned = 0.000365278 Jy ! Component: 150 - total flux cleaned = 0.000517643 Jy ! Component: 200 - total flux cleaned = 0.000653683 Jy ! Total flux subtracted in 200 components = 0.000653683 Jy ! Clean residual min=-0.001436 max=0.001279 Jy/beam ! Clean residual mean=-0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0641992 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 71 components and 0.0641991 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8353 mas, bmaj=1.764 mas, bpa=-3.715 degrees ! Estimated noise=0.548478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000321865 Jy ! Component: 100 - total flux cleaned = 0.000457634 Jy ! Component: 150 - total flux cleaned = 0.000482324 Jy ! Component: 200 - total flux cleaned = 0.000547589 Jy ! Total flux subtracted in 200 components = 0.000547589 Jy ! Clean residual min=-0.001161 max=0.001063 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0647467 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.0647468 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=0.053826Jy sigma=0.441573 ! Fit after self-cal, rms=0.053823Jy sigma=0.441464 wmodel J1844+1140_X_map.mod ! Writing 85 model components to file: J1844+1140_X_map.mod wobs J1844+1140_X_uvs.fits ! Writing UV FITS file: J1844+1140_X_uvs.fits wwins J1844+1140_X_map.win ! wwins: Wrote 3 windows to J1844+1140_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 = -0.000262528 Jy ! Component: 100 - total flux cleaned = -0.00026234 Jy ! Component: 150 - total flux cleaned = -0.000244325 Jy ! Component: 200 - total flux cleaned = -0.000192952 Jy ! Component: 250 - total flux cleaned = -0.000143513 Jy ! Component: 300 - total flux cleaned = -6.25955e-05 Jy ! Component: 350 - total flux cleaned = 1.62073e-05 Jy ! Component: 400 - total flux cleaned = 0.000123822 Jy ! Component: 450 - total flux cleaned = 0.000154129 Jy ! Component: 500 - total flux cleaned = 0.00021302 Jy ! Component: 550 - total flux cleaned = 0.000227223 Jy ! Component: 600 - total flux cleaned = 0.000184456 Jy ! Component: 650 - total flux cleaned = 0.000254246 Jy ! Component: 700 - total flux cleaned = 0.00028142 Jy ! Component: 750 - total flux cleaned = 0.000335127 Jy ! Component: 800 - total flux cleaned = 0.000335211 Jy ! Component: 850 - total flux cleaned = 0.000322493 Jy ! Component: 900 - total flux cleaned = 0.000400133 Jy ! Component: 950 - total flux cleaned = 0.000438157 Jy ! Component: 1000 - total flux cleaned = 0.000500817 Jy ! Component: 1050 - total flux cleaned = 0.000512797 Jy ! Component: 1100 - total flux cleaned = 0.000512821 Jy ! Component: 1150 - total flux cleaned = 0.000536935 Jy ! Component: 1200 - total flux cleaned = 0.000560884 Jy ! Component: 1250 - total flux cleaned = 0.000584353 Jy ! Component: 1300 - total flux cleaned = 0.000584602 Jy ! Component: 1350 - total flux cleaned = 0.000607791 Jy ! Component: 1400 - total flux cleaned = 0.000607791 Jy ! Component: 1450 - total flux cleaned = 0.000607982 Jy ! Component: 1500 - total flux cleaned = 0.000630232 Jy ! Component: 1550 - total flux cleaned = 0.000641464 Jy ! Component: 1600 - total flux cleaned = 0.000652471 Jy ! Component: 1650 - total flux cleaned = 0.000630846 Jy ! Component: 1700 - total flux cleaned = 0.000609466 Jy ! Component: 1750 - total flux cleaned = 0.0006733 Jy ! Component: 1800 - total flux cleaned = 0.000662802 Jy ! Component: 1850 - total flux cleaned = 0.000642078 Jy ! Component: 1900 - total flux cleaned = 0.000693637 Jy ! Component: 1950 - total flux cleaned = 0.000673051 Jy ! Component: 2000 - total flux cleaned = 0.000673067 Jy ! Component: 2050 - total flux cleaned = 0.000652922 Jy ! Component: 2100 - total flux cleaned = 0.000662752 Jy ! Component: 2150 - total flux cleaned = 0.000682428 Jy ! Component: 2200 - total flux cleaned = 0.000682379 Jy ! Component: 2250 - total flux cleaned = 0.000663007 Jy ! Component: 2300 - total flux cleaned = 0.000701572 Jy ! Component: 2350 - total flux cleaned = 0.000729934 Jy ! Component: 2400 - total flux cleaned = 0.000729945 Jy ! Component: 2450 - total flux cleaned = 0.000767497 Jy ! Component: 2500 - total flux cleaned = 0.000795447 Jy ! Component: 2550 - total flux cleaned = 0.000786288 Jy ! Component: 2600 - total flux cleaned = 0.000832047 Jy ! Component: 2650 - total flux cleaned = 0.000859216 Jy ! Component: 2700 - total flux cleaned = 0.000877276 Jy ! Component: 2750 - total flux cleaned = 0.000895058 Jy ! Component: 2800 - total flux cleaned = 0.000957068 Jy ! Component: 2850 - total flux cleaned = 0.000992244 Jy ! Component: 2900 - total flux cleaned = 0.00101829 Jy ! Component: 2950 - total flux cleaned = 0.00103567 Jy ! Component: 3000 - total flux cleaned = 0.00103565 Jy ! Component: 3050 - total flux cleaned = 0.00107827 Jy ! Component: 3100 - total flux cleaned = 0.00111213 Jy ! Component: 3150 - total flux cleaned = 0.00114577 Jy ! Component: 3200 - total flux cleaned = 0.00112913 Jy ! Component: 3250 - total flux cleaned = 0.00117061 Jy ! Component: 3300 - total flux cleaned = 0.00116231 Jy ! Component: 3350 - total flux cleaned = 0.00121954 Jy ! Component: 3400 - total flux cleaned = 0.00122761 Jy ! Component: 3450 - total flux cleaned = 0.00123572 Jy ! Component: 3500 - total flux cleaned = 0.00125982 Jy ! Component: 3550 - total flux cleaned = 0.00127567 Jy ! Component: 3600 - total flux cleaned = 0.00129943 Jy ! Component: 3650 - total flux cleaned = 0.00133074 Jy ! Component: 3700 - total flux cleaned = 0.0013151 Jy ! Component: 3750 - total flux cleaned = 0.00133837 Jy ! Component: 3800 - total flux cleaned = 0.00133067 Jy ! Component: 3850 - total flux cleaned = 0.00133069 Jy ! Component: 3900 - total flux cleaned = 0.00131553 Jy ! Component: 3950 - total flux cleaned = 0.00132318 Jy ! Component: 4000 - total flux cleaned = 0.00134574 Jy ! Component: 4050 - total flux cleaned = 0.00135324 Jy ! Total flux subtracted in 4096 components = 0.00132347 Jy ! Clean residual min=-0.000394 max=0.000457 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0660702 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 410 components and 0.0660703 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1844+1140_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8353 x 1.764 at -3.715 degrees (North through East) ! Clean map min=-0.00075946 max=0.040194 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1844+1140_X_map.fits wmodel /image_prod/ug002_uva//J1844+1140_X_map.mod ! Writing 410 model components to file: /image_prod/ug002_uva//J1844+1140_X_map.mod wobs /image_prod/ug002_uva//J1844+1140_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1844+1140_X_uvs.fits wwins /image_prod/ug002_uva//J1844+1140_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1844+1140_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.040194 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125287 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.935119 0.935119 1.87024 3.74048 7.48095 14.9619 29.9238 59.8476 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 320.814 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1844+1140_X_dfm.log closed on Thu Mar 5 03:53:57 2020