! Started logfile: /image_prod/ug002_uva//J2256+2301_X_dfm.log on Thu Mar 5 05:59:12 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//J2256+2301_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2256+2301_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.997685 visibilities/baseline/integration-bin. ! Found source: J2256+2301 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 25860 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 J2256+2301_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=1.003740Jy sigma=9.348350 ! Fit after self-cal, rms=0.963212Jy sigma=8.963187 ! 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=0.6833 mas, bmaj=1.505 mas, bpa=-6.828 degrees ! Estimated noise=1.10436 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 = 0.0288924 Jy ! Component: 100 - total flux cleaned = 0.0361296 Jy ! Total flux subtracted in 100 components = 0.0361296 Jy ! Clean residual min=-0.003412 max=0.006200 Jy/beam ! Clean residual mean=0.000007 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.0361296 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0361296 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=0.058048Jy sigma=0.512161 ! Fit after self-cal, rms=0.056125Jy sigma=0.493102 ! Inverting map ! Added new window around map position (-1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724346 Jy ! Component: 100 - total flux cleaned = 0.0120282 Jy ! Total flux subtracted in 100 components = 0.0120282 Jy ! Clean residual min=-0.003481 max=0.003602 Jy/beam ! Clean residual mean=0.000005 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.0481578 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.0481578 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=0.054992Jy sigma=0.481470 ! Fit after self-cal, rms=0.054880Jy sigma=0.480014 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00473953 Jy ! Component: 100 - total flux cleaned = 0.00807148 Jy ! Total flux subtracted in 100 components = 0.00807148 Jy ! Clean residual min=-0.003160 max=0.003189 Jy/beam ! Clean residual mean=0.000004 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.0562293 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0562293 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=0.054438Jy sigma=0.475455 ! Fit after self-cal, rms=0.054385Jy sigma=0.474791 ! 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=0.8531 mas, bmaj=1.758 mas, bpa=-5.585 degrees ! Estimated noise=0.478972 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 = 0.00333966 Jy ! Component: 100 - total flux cleaned = 0.00516657 Jy ! Component: 150 - total flux cleaned = 0.0064043 Jy ! Component: 200 - total flux cleaned = 0.00728858 Jy ! Total flux subtracted in 200 components = 0.00728858 Jy ! Clean residual min=-0.001750 max=0.003406 Jy/beam ! Clean residual mean=0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0635179 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.0635179 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=0.054165Jy sigma=0.472719 ! Fit after self-cal, rms=0.054137Jy sigma=0.472276 ! Inverting map ! Added new window around map position (-5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361472 Jy ! Component: 100 - total flux cleaned = 0.00570215 Jy ! Component: 150 - total flux cleaned = 0.00720118 Jy ! Component: 200 - total flux cleaned = 0.00834737 Jy ! Total flux subtracted in 200 components = 0.00834737 Jy ! Clean residual min=-0.001518 max=0.001751 Jy/beam ! Clean residual mean=0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0718652 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 59 components and 0.0718652 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=0.053886Jy sigma=0.469553 ! Fit after self-cal, rms=0.053823Jy sigma=0.469052 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8531 x 1.758 at -5.585 degrees (North through East) ! Clean map min=-0.0014905 max=0.0403 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.10 HN 0.98 KP 1.03 ! LA 0.90 MK 1.02 NL 1.06 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.94 KP 1.03 ! LA 0.90 MK 1.02 NL 1.12 OV 0.96 ! SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 1.02 KP 1.07 ! LA 0.95 MK 1.10 NL 1.09 OV 0.91 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.01 KP 1.08 ! LA 0.86 MK 1.07 NL 1.11 OV 0.87 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 KP 1.13 ! LA 0.90 MK 1.08 NL 1.08 OV 0.90 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 0.87 KP 1.14 ! LA 0.88 MK 1.10 NL 1.25 OV 0.91 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.96 KP 1.13 ! LA 0.93 MK 1.05 NL 1.08 OV 0.86 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.93 KP 1.14 ! LA 0.90 MK 1.00 NL 1.13 OV 0.90 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.02 HN 0.87 KP 1.11 ! LA 0.98 MK 0.95 NL 1.04 OV 0.92 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.86 KP 1.14 ! LA 0.88 MK 1.01 NL 1.16 OV 0.88 ! SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.94 KP 1.11 ! LA 0.89 MK 1.01 NL 1.07 OV 0.90 ! SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.87 KP 1.08 ! LA 0.87 MK 0.93 NL 1.11 OV 0.94 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.053823Jy sigma=0.469052 ! Fit after self-cal, rms=0.051313Jy sigma=0.466472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.855 mas, bmaj=1.754 mas, bpa=-4.892 degrees ! Estimated noise=0.46741 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 = 0.0016 Jy ! Component: 100 - total flux cleaned = 0.00238303 Jy ! Component: 150 - total flux cleaned = 0.00298028 Jy ! Component: 200 - total flux cleaned = 0.00342072 Jy ! Total flux subtracted in 200 components = 0.00342072 Jy ! Clean residual min=-0.000992 max=0.001052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.075286 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 84 components and 0.075286 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=0.051250Jy sigma=0.465830 ! Fit after self-cal, rms=0.051327Jy sigma=0.465456 ! 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=0.051327Jy sigma=0.465456 ! Fit after self-cal, rms=0.051542Jy sigma=0.463961 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.856 mas, bmaj=1.743 mas, bpa=-5.115 degrees ! Estimated noise=0.467368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000782603 Jy ! Component: 100 - total flux cleaned = 0.00121165 Jy ! Component: 150 - total flux cleaned = 0.00151471 Jy ! Component: 200 - total flux cleaned = 0.0016507 Jy ! Total flux subtracted in 200 components = 0.0016507 Jy ! Clean residual min=-0.000879 max=0.001061 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0769367 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 108 components and 0.0769367 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=0.051522Jy sigma=0.463750 ! Fit after self-cal, rms=0.051575Jy sigma=0.463593 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 (-49, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000912594 Jy ! Component: 100 - total flux cleaned = 0.00126978 Jy ! Component: 150 - total flux cleaned = 0.00152164 Jy ! Component: 200 - total flux cleaned = 0.00171394 Jy ! Total flux subtracted in 200 components = 0.00171394 Jy ! Clean residual min=-0.000909 max=0.000899 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0786506 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.0786506 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=0.051551Jy sigma=0.463407 ! Fit after self-cal, rms=0.051547Jy sigma=0.463380 ! 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=0.051547Jy sigma=0.463380 ! Fit after self-cal, rms=0.051572Jy sigma=0.463313 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8557 mas, bmaj=1.739 mas, bpa=-5.051 degrees ! Estimated noise=0.46589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000401052 Jy ! Component: 100 - total flux cleaned = 0.000589849 Jy ! Component: 150 - total flux cleaned = 0.000693729 Jy ! Component: 200 - total flux cleaned = 0.000759228 Jy ! Total flux subtracted in 200 components = 0.000759228 Jy ! Clean residual min=-0.000936 max=0.000892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0794098 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.0794098 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=0.051558Jy sigma=0.463207 ! Fit after self-cal, rms=0.051573Jy sigma=0.463190 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 = 0.000163519 Jy ! Component: 100 - total flux cleaned = 0.00030669 Jy ! Component: 150 - total flux cleaned = 0.000395988 Jy ! Component: 200 - total flux cleaned = 0.000494052 Jy ! Total flux subtracted in 200 components = 0.000494052 Jy ! Clean residual min=-0.000931 max=0.000885 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0799039 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 128 components and 0.0799039 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=0.051563Jy sigma=0.463124 ! Fit after self-cal, rms=0.051563Jy sigma=0.463118 ! 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=0.051563Jy sigma=0.463118 ! Fit after self-cal, rms=0.051429Jy sigma=0.463103 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.94 mas, bmaj=2.579 mas, bpa=-1.784 degrees ! Estimated noise=0.593684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000638596 Jy ! Component: 100 - total flux cleaned = 0.00102447 Jy ! Component: 150 - total flux cleaned = 0.00125374 Jy ! Component: 200 - total flux cleaned = 0.00142482 Jy ! Total flux subtracted in 200 components = 0.00142482 Jy ! Clean residual min=-0.001035 max=0.000969 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0813287 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 146 components and 0.0813287 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=0.051425Jy sigma=0.463064 ! Fit after self-cal, rms=0.051428Jy sigma=0.463043 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 = 0.000166206 Jy ! Component: 100 - total flux cleaned = 0.000354039 Jy ! Component: 150 - total flux cleaned = 0.000477416 Jy ! Component: 200 - total flux cleaned = 0.000578158 Jy ! Total flux subtracted in 200 components = 0.000578158 Jy ! Clean residual min=-0.001023 max=0.000924 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0819068 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 0.0819068 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=0.051427Jy sigma=0.463034 ! Fit after self-cal, rms=0.051427Jy sigma=0.463028 ! 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=0.8549 mas, bmaj=1.736 mas, bpa=-4.956 degrees ! Estimated noise=0.464612 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8549 x 1.736 at -4.956 degrees (North through East) ! Clean map min=-0.0008582 max=0.039232 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=0.6852 mas, bmaj=1.472 mas, bpa=-6.194 degrees ! Estimated noise=1.06319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288181 Jy ! Component: 100 - total flux cleaned = 0.0397882 Jy ! Component: 150 - total flux cleaned = 0.0467783 Jy ! Component: 200 - total flux cleaned = 0.0518473 Jy ! Total flux subtracted in 200 components = 0.0518473 Jy ! Clean residual min=-0.003099 max=0.003327 Jy/beam ! Clean residual mean=0.000004 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.0518473 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0518473 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8549 mas, bmaj=1.736 mas, bpa=-4.956 degrees ! Estimated noise=0.464612 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 = 0.00515557 Jy ! Component: 100 - total flux cleaned = 0.00897037 Jy ! Component: 150 - total flux cleaned = 0.0119717 Jy ! Component: 200 - total flux cleaned = 0.0143979 Jy ! Total flux subtracted in 200 components = 0.0143979 Jy ! Clean residual min=-0.001165 max=0.001487 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0662452 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 42 components and 0.0662452 Jy ! Inverting map ! Added new window around map position (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203708 Jy ! Component: 100 - total flux cleaned = 0.00375584 Jy ! Component: 150 - total flux cleaned = 0.00521448 Jy ! Component: 200 - total flux cleaned = 0.00646101 Jy ! Total flux subtracted in 200 components = 0.00646101 Jy ! Clean residual min=-0.001056 max=0.001063 Jy/beam ! Clean residual mean=0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0727062 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 0.0727062 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=1.94 mas, bmaj=2.579 mas, bpa=-1.784 degrees ! Estimated noise=0.593684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193336 Jy ! Component: 100 - total flux cleaned = 0.00321028 Jy ! Component: 150 - total flux cleaned = 0.00419133 Jy ! Component: 200 - total flux cleaned = 0.0049897 Jy ! Total flux subtracted in 200 components = 0.0049897 Jy ! Clean residual min=-0.001080 max=0.001078 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0776959 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 = 0.000660367 Jy ! Component: 100 - total flux cleaned = 0.00121324 Jy ! Component: 150 - total flux cleaned = 0.00168577 Jy ! Component: 200 - total flux cleaned = 0.00209975 Jy ! Total flux subtracted in 200 components = 0.00209975 Jy ! Clean residual min=-0.001019 max=0.000998 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0797956 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 104 components and 0.0797956 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8549 mas, bmaj=1.736 mas, bpa=-4.956 degrees ! Estimated noise=0.464612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312544 Jy ! Component: 100 - total flux cleaned = 0.000609464 Jy ! Component: 150 - total flux cleaned = 0.000868011 Jy ! Component: 200 - total flux cleaned = 0.00110474 Jy ! Total flux subtracted in 200 components = 0.00110474 Jy ! Clean residual min=-0.000923 max=0.000873 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0809004 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 120 components and 0.0809004 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=0.051439Jy sigma=0.463214 ! Fit after self-cal, rms=0.051435Jy sigma=0.463124 wmodel J2256+2301_X_map.mod ! Writing 120 model components to file: J2256+2301_X_map.mod wobs J2256+2301_X_uvs.fits ! Writing UV FITS file: J2256+2301_X_uvs.fits wwins J2256+2301_X_map.win ! wwins: Wrote 5 windows to J2256+2301_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 = -0.000213819 Jy ! Component: 100 - total flux cleaned = -0.00028882 Jy ! Component: 150 - total flux cleaned = -0.00033226 Jy ! Component: 200 - total flux cleaned = -0.00033283 Jy ! Component: 250 - total flux cleaned = -0.00029228 Jy ! Component: 300 - total flux cleaned = -0.000292156 Jy ! Component: 350 - total flux cleaned = -0.000266192 Jy ! Component: 400 - total flux cleaned = -0.000279004 Jy ! Component: 450 - total flux cleaned = -0.000254201 Jy ! Component: 500 - total flux cleaned = -0.000193112 Jy ! Component: 550 - total flux cleaned = -0.000205368 Jy ! Component: 600 - total flux cleaned = -0.000121908 Jy ! Component: 650 - total flux cleaned = -0.000110424 Jy ! Component: 700 - total flux cleaned = -4.06043e-05 Jy ! Component: 750 - total flux cleaned = -4.06701e-05 Jy ! Component: 800 - total flux cleaned = 1.60292e-05 Jy ! Component: 850 - total flux cleaned = 3.8371e-05 Jy ! Component: 900 - total flux cleaned = 7.18025e-05 Jy ! Component: 950 - total flux cleaned = 0.000115979 Jy ! Component: 1000 - total flux cleaned = 0.000213978 Jy ! Component: 1050 - total flux cleaned = 0.000213953 Jy ! Component: 1100 - total flux cleaned = 0.000246073 Jy ! Component: 1150 - total flux cleaned = 0.000298985 Jy ! Component: 1200 - total flux cleaned = 0.000383013 Jy ! Component: 1250 - total flux cleaned = 0.000434998 Jy ! Component: 1300 - total flux cleaned = 0.000537829 Jy ! Component: 1350 - total flux cleaned = 0.000598965 Jy ! Component: 1400 - total flux cleaned = 0.000639342 Jy ! Component: 1450 - total flux cleaned = 0.000729513 Jy ! Component: 1500 - total flux cleaned = 0.000799026 Jy ! Component: 1550 - total flux cleaned = 0.000828608 Jy ! Component: 1600 - total flux cleaned = 0.000887176 Jy ! Component: 1650 - total flux cleaned = 0.000935776 Jy ! Component: 1700 - total flux cleaned = 0.00103183 Jy ! Component: 1750 - total flux cleaned = 0.00105084 Jy ! Component: 1800 - total flux cleaned = 0.00115477 Jy ! Component: 1850 - total flux cleaned = 0.00122029 Jy ! Component: 1900 - total flux cleaned = 0.00130397 Jy ! Component: 1950 - total flux cleaned = 0.00140552 Jy ! Component: 2000 - total flux cleaned = 0.00139613 Jy ! Component: 2050 - total flux cleaned = 0.00146912 Jy ! Component: 2100 - total flux cleaned = 0.00152332 Jy ! Component: 2150 - total flux cleaned = 0.00152344 Jy ! Component: 2200 - total flux cleaned = 0.00162138 Jy ! Component: 2250 - total flux cleaned = 0.00161243 Jy ! Component: 2300 - total flux cleaned = 0.00164766 Jy ! Component: 2350 - total flux cleaned = 0.00171756 Jy ! Component: 2400 - total flux cleaned = 0.00172623 Jy ! Component: 2450 - total flux cleaned = 0.00178653 Jy ! Component: 2500 - total flux cleaned = 0.00182937 Jy ! Component: 2550 - total flux cleaned = 0.00186348 Jy ! Component: 2600 - total flux cleaned = 0.00189731 Jy ! Component: 2650 - total flux cleaned = 0.00193939 Jy ! Component: 2700 - total flux cleaned = 0.00195614 Jy ! Component: 2750 - total flux cleaned = 0.00194779 Jy ! Component: 2800 - total flux cleaned = 0.00198915 Jy ! Component: 2850 - total flux cleaned = 0.00203016 Jy ! Component: 2900 - total flux cleaned = 0.00203014 Jy ! Component: 2950 - total flux cleaned = 0.0020626 Jy ! Component: 3000 - total flux cleaned = 0.00212696 Jy ! Component: 3050 - total flux cleaned = 0.00211899 Jy ! Component: 3100 - total flux cleaned = 0.00214293 Jy ! Component: 3150 - total flux cleaned = 0.00215887 Jy ! Component: 3200 - total flux cleaned = 0.002214 Jy ! Component: 3250 - total flux cleaned = 0.00224534 Jy ! Component: 3300 - total flux cleaned = 0.00222192 Jy ! Component: 3350 - total flux cleaned = 0.0022761 Jy ! Component: 3400 - total flux cleaned = 0.00233007 Jy ! Component: 3450 - total flux cleaned = 0.00231472 Jy ! Component: 3500 - total flux cleaned = 0.00236043 Jy ! Component: 3550 - total flux cleaned = 0.00235283 Jy ! Component: 3600 - total flux cleaned = 0.00243587 Jy ! Component: 3650 - total flux cleaned = 0.00244339 Jy ! Component: 3700 - total flux cleaned = 0.0024807 Jy ! Component: 3750 - total flux cleaned = 0.00254005 Jy ! Component: 3800 - total flux cleaned = 0.00253263 Jy ! Component: 3850 - total flux cleaned = 0.00256936 Jy ! Component: 3900 - total flux cleaned = 0.00258396 Jy ! Component: 3950 - total flux cleaned = 0.00256938 Jy ! Component: 4000 - total flux cleaned = 0.00262727 Jy ! Component: 4050 - total flux cleaned = 0.00263442 Jy ! Total flux subtracted in 4096 components = 0.00265592 Jy ! Clean residual min=-0.000394 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0835563 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 419 components and 0.0835564 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2256+2301_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8549 x 1.736 at -4.956 degrees (North through East) ! Clean map min=-0.00064328 max=0.039082 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2256+2301_X_map.fits wmodel /image_prod/ug002_uva//J2256+2301_X_map.mod ! Writing 419 model components to file: /image_prod/ug002_uva//J2256+2301_X_map.mod wobs /image_prod/ug002_uva//J2256+2301_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2256+2301_X_uvs.fits wwins /image_prod/ug002_uva//J2256+2301_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2256+2301_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0390824 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122742 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.942179 0.942179 1.88436 3.76872 7.53743 15.0749 30.1497 60.2995 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 318.41 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2256+2301_X_dfm.log closed on Thu Mar 5 05:59:17 2020