! Started logfile: /image_prod/ug002_uva//J2155+1914_X_dfm.log on Thu Mar 5 05:24:36 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//J2155+1914_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2155+1914_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.989198 visibilities/baseline/integration-bin. ! Found source: J2155+1914 ! ! 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 38460 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 J2155+1914_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=1.006433Jy sigma=9.157920 ! Fit after self-cal, rms=0.911721Jy sigma=8.290965 ! 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=0.771 mas, bmaj=2.485 mas, bpa=-21.4 degrees ! Estimated noise=0.902097 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 = 0.0677671 Jy ! Component: 100 - total flux cleaned = 0.0833988 Jy ! Total flux subtracted in 100 components = 0.0833988 Jy ! Clean residual min=-0.003203 max=0.006035 Jy/beam ! Clean residual mean=0.000003 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.0833988 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0833988 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=0.060461Jy sigma=0.509291 ! Fit after self-cal, rms=0.060373Jy sigma=0.508407 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656748 Jy ! Component: 100 - total flux cleaned = 0.0109312 Jy ! Total flux subtracted in 100 components = 0.0109312 Jy ! Clean residual min=-0.003293 max=0.003581 Jy/beam ! Clean residual mean=0.000003 rms=0.000738 Jy/beam ! Combined flux in latest and established models = 0.09433 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.09433 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=0.059371Jy sigma=0.498206 ! Fit after self-cal, rms=0.059377Jy sigma=0.498056 ! 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=1.028 mas, bmaj=2.659 mas, bpa=-19.74 degrees ! Estimated noise=0.402037 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 (-1.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458362 Jy ! Component: 100 - total flux cleaned = 0.0074938 Jy ! Component: 150 - total flux cleaned = 0.00956721 Jy ! Component: 200 - total flux cleaned = 0.0110736 Jy ! Total flux subtracted in 200 components = 0.0110736 Jy ! Clean residual min=-0.001865 max=0.002200 Jy/beam ! Clean residual mean=0.000005 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.105404 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 46 components and 0.105404 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=0.058968Jy sigma=0.494015 ! Fit after self-cal, rms=0.058957Jy sigma=0.493824 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.028 x 2.659 at -19.74 degrees (North through East) ! Clean map min=-0.0018026 max=0.089331 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.06 KP 1.08 ! LA 0.99 MK 1.03 NL 1.07 OV 0.92 ! PT 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.02 KP 1.07 ! LA 0.96 MK 1.00 NL 1.13 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.07 ! LA 1.00 MK 1.02 NL 1.08 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.96 KP 1.07 ! LA 0.99 MK 1.06 NL 1.09 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.06 ! LA 0.97 MK 1.01 NL 1.10 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.09 ! LA 1.00 MK 1.00 NL 1.11 OV 0.95 ! PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.99 KP 1.07 ! LA 1.00 MK 1.01 NL 1.09 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.94 KP 1.05 ! LA 0.98 MK 1.00 NL 1.08 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 1.01 KP 1.09 ! LA 0.99 MK 1.03 NL 1.13 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.02 KP 1.08 ! LA 0.99 MK 1.04 NL 1.06 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.98 KP 1.08 ! LA 0.98 MK 0.96 NL 1.08 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.03 KP 1.11 ! LA 0.99 MK 0.96 NL 1.08 OV 0.91 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.058957Jy sigma=0.493824 ! Fit after self-cal, rms=0.057472Jy sigma=0.488683 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=2.656 mas, bpa=-19.61 degrees ! Estimated noise=0.399341 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 = 0.000669862 Jy ! Component: 100 - total flux cleaned = 0.000507725 Jy ! Component: 150 - total flux cleaned = 0.000306385 Jy ! Component: 200 - total flux cleaned = 0.000189804 Jy ! Total flux subtracted in 200 components = 0.000189804 Jy ! Clean residual min=-0.000904 max=0.001039 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.105593 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.105593 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=0.057410Jy sigma=0.488073 ! Fit after self-cal, rms=0.057427Jy sigma=0.487914 ! 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=0.057427Jy sigma=0.487914 ! Fit after self-cal, rms=0.057652Jy sigma=0.486774 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=2.653 mas, bpa=-19.68 degrees ! Estimated noise=0.399013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000281184 Jy ! Component: 100 - total flux cleaned = -0.000304315 Jy ! Component: 150 - total flux cleaned = -0.000244458 Jy ! Component: 200 - total flux cleaned = -0.000204222 Jy ! Total flux subtracted in 200 components = -0.000204222 Jy ! Clean residual min=-0.000779 max=0.000837 Jy/beam ! Clean residual mean=-0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.105389 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.105389 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=0.057639Jy sigma=0.486655 ! Fit after self-cal, rms=0.057651Jy sigma=0.486626 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 (11.6, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000230491 Jy ! Component: 100 - total flux cleaned = 0.00026673 Jy ! Component: 150 - total flux cleaned = 0.000210242 Jy ! Component: 200 - total flux cleaned = 0.000158795 Jy ! Total flux subtracted in 200 components = 0.000158795 Jy ! Clean residual min=-0.000747 max=0.000787 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.105548 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 102 components and 0.105548 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=0.057638Jy sigma=0.486514 ! Fit after self-cal, rms=0.057637Jy sigma=0.486510 ! Inverting map ! Added new window around map position (16, -27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000457985 Jy ! Component: 100 - total flux cleaned = 0.000500518 Jy ! Component: 150 - total flux cleaned = 0.000473323 Jy ! Component: 200 - total flux cleaned = 0.000460772 Jy ! Total flux subtracted in 200 components = 0.000460772 Jy ! Clean residual min=-0.000742 max=0.000724 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.106009 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 122 components and 0.106009 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=0.057627Jy sigma=0.486428 ! Fit after self-cal, rms=0.057626Jy sigma=0.486422 ! 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=0.057626Jy sigma=0.486422 ! Fit after self-cal, rms=0.057633Jy sigma=0.486392 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.652 mas, bpa=-19.67 degrees ! Estimated noise=0.398311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000183214 Jy ! Component: 100 - total flux cleaned = -0.000195747 Jy ! Component: 150 - total flux cleaned = -0.000220508 Jy ! Component: 200 - total flux cleaned = -0.000232043 Jy ! Total flux subtracted in 200 components = -0.000232043 Jy ! Clean residual min=-0.000737 max=0.000700 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.105777 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 130 components and 0.105777 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=0.057626Jy sigma=0.486343 ! Fit after self-cal, rms=0.057629Jy sigma=0.486341 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 = -2.70244e-05 Jy ! Component: 100 - total flux cleaned = -4.96742e-05 Jy ! Component: 150 - total flux cleaned = -6.02703e-05 Jy ! Component: 200 - total flux cleaned = -6.02868e-05 Jy ! Total flux subtracted in 200 components = -6.02868e-05 Jy ! Clean residual min=-0.000719 max=0.000692 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.105716 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 137 components and 0.105716 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=0.057625Jy sigma=0.486313 ! Fit after self-cal, rms=0.057625Jy sigma=0.486314 ! 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=0.057625Jy sigma=0.486314 ! Fit after self-cal, rms=0.057639Jy sigma=0.486306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.285 mas, bmaj=3 mas, bpa=-12.37 degrees ! Estimated noise=0.462268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000149241 Jy ! Component: 100 - total flux cleaned = -0.000224039 Jy ! Component: 150 - total flux cleaned = -0.000290686 Jy ! Component: 200 - total flux cleaned = -0.000316163 Jy ! Total flux subtracted in 200 components = -0.000316163 Jy ! Clean residual min=-0.000654 max=0.000743 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.1054 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 158 components and 0.1054 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=0.057636Jy sigma=0.486286 ! Fit after self-cal, rms=0.057637Jy sigma=0.486285 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.53621e-05 Jy ! Component: 100 - total flux cleaned = -7.52489e-05 Jy ! Component: 150 - total flux cleaned = -9.65625e-05 Jy ! Component: 200 - total flux cleaned = -0.000129788 Jy ! Total flux subtracted in 200 components = -0.000129788 Jy ! Clean residual min=-0.000638 max=0.000727 Jy/beam ! Clean residual mean=0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.10527 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 165 components and 0.10527 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=0.057636Jy sigma=0.486279 ! Fit after self-cal, rms=0.057636Jy sigma=0.486278 ! 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=1.038 mas, bmaj=2.652 mas, bpa=-19.66 degrees ! Estimated noise=0.398014 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.652 at -19.66 degrees (North through East) ! Clean map min=-0.00081139 max=0.088751 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=0.776 mas, bmaj=2.485 mas, bpa=-21.36 degrees ! Estimated noise=0.899967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0670874 Jy ! Component: 100 - total flux cleaned = 0.082788 Jy ! Component: 150 - total flux cleaned = 0.0896836 Jy ! Component: 200 - total flux cleaned = 0.0939927 Jy ! Total flux subtracted in 200 components = 0.0939927 Jy ! Clean residual min=-0.002477 max=0.002498 Jy/beam ! Clean residual mean=0.000001 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.0939926 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0939926 Jy ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.652 mas, bpa=-19.66 degrees ! Estimated noise=0.398014 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 = 0.00384186 Jy ! Component: 100 - total flux cleaned = 0.00587243 Jy ! Component: 150 - total flux cleaned = 0.00715417 Jy ! Component: 200 - total flux cleaned = 0.00799776 Jy ! Total flux subtracted in 200 components = 0.00799776 Jy ! Clean residual min=-0.000883 max=0.000920 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.10199 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 45 components and 0.10199 Jy ! Inverting map ! Added new window around map position (-2.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000806905 Jy ! Component: 100 - total flux cleaned = 0.0013615 Jy ! Component: 150 - total flux cleaned = 0.00175546 Jy ! Component: 200 - total flux cleaned = 0.00208042 Jy ! Total flux subtracted in 200 components = 0.00208042 Jy ! Clean residual min=-0.000783 max=0.000720 Jy/beam ! Clean residual mean=0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.104071 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 61 components and 0.104071 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.285 mas, bmaj=3 mas, bpa=-12.37 degrees ! Estimated noise=0.462268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000453423 Jy ! Component: 100 - total flux cleaned = 0.000494682 Jy ! Component: 150 - total flux cleaned = 0.00046233 Jy ! Component: 200 - total flux cleaned = 0.000491496 Jy ! Total flux subtracted in 200 components = 0.000491496 Jy ! Clean residual min=-0.000625 max=0.000672 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.104562 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 = -4.00101e-05 Jy ! Component: 100 - total flux cleaned = -5.13458e-05 Jy ! Component: 150 - total flux cleaned = -7.333e-05 Jy ! Component: 200 - total flux cleaned = -0.000114549 Jy ! Total flux subtracted in 200 components = -0.000114549 Jy ! Clean residual min=-0.000605 max=0.000664 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.104448 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 111 components and 0.104448 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.652 mas, bpa=-19.66 degrees ! Estimated noise=0.398014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.76877e-05 Jy ! Component: 100 - total flux cleaned = 0.000198888 Jy ! Component: 150 - total flux cleaned = 0.000244904 Jy ! Component: 200 - total flux cleaned = 0.000244609 Jy ! Total flux subtracted in 200 components = 0.000244609 Jy ! Clean residual min=-0.000651 max=0.000659 Jy/beam ! Clean residual mean=0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.104692 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 135 components and 0.104692 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=0.057642Jy sigma=0.486314 ! Fit after self-cal, rms=0.057638Jy sigma=0.486299 wmodel J2155+1914_X_map.mod ! Writing 135 model components to file: J2155+1914_X_map.mod wobs J2155+1914_X_uvs.fits ! Writing UV FITS file: J2155+1914_X_uvs.fits wwins J2155+1914_X_map.win ! wwins: Wrote 5 windows to J2155+1914_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.03021e-05 Jy ! Component: 100 - total flux cleaned = 4.57389e-05 Jy ! Component: 150 - total flux cleaned = 1.15327e-05 Jy ! Component: 200 - total flux cleaned = -1.04819e-05 Jy ! Component: 250 - total flux cleaned = -1.04638e-05 Jy ! Component: 300 - total flux cleaned = -1.05871e-05 Jy ! Component: 350 - total flux cleaned = -3.10339e-05 Jy ! Component: 400 - total flux cleaned = -2.11191e-05 Jy ! Component: 450 - total flux cleaned = -4.07538e-05 Jy ! Component: 500 - total flux cleaned = -2.1517e-05 Jy ! Component: 550 - total flux cleaned = -2.61939e-06 Jy ! Component: 600 - total flux cleaned = 7.1698e-05 Jy ! Component: 650 - total flux cleaned = 0.000108205 Jy ! Component: 700 - total flux cleaned = 0.000180593 Jy ! Component: 750 - total flux cleaned = 0.000233984 Jy ! Component: 800 - total flux cleaned = 0.000278006 Jy ! Component: 850 - total flux cleaned = 0.000312855 Jy ! Component: 900 - total flux cleaned = 0.00034739 Jy ! Component: 950 - total flux cleaned = 0.000381588 Jy ! Component: 1000 - total flux cleaned = 0.000415418 Jy ! Component: 1050 - total flux cleaned = 0.000448895 Jy ! Component: 1100 - total flux cleaned = 0.000490388 Jy ! Component: 1150 - total flux cleaned = 0.000506784 Jy ! Component: 1200 - total flux cleaned = 0.000506801 Jy ! Component: 1250 - total flux cleaned = 0.000579406 Jy ! Component: 1300 - total flux cleaned = 0.00059536 Jy ! Component: 1350 - total flux cleaned = 0.000611283 Jy ! Component: 1400 - total flux cleaned = 0.000658365 Jy ! Component: 1450 - total flux cleaned = 0.000673961 Jy ! Component: 1500 - total flux cleaned = 0.000735671 Jy ! Component: 1550 - total flux cleaned = 0.00075102 Jy ! Component: 1600 - total flux cleaned = 0.000826945 Jy ! Component: 1650 - total flux cleaned = 0.000872124 Jy ! Component: 1700 - total flux cleaned = 0.000894621 Jy ! Component: 1750 - total flux cleaned = 0.000939121 Jy ! Component: 1800 - total flux cleaned = 0.000975935 Jy ! Component: 1850 - total flux cleaned = 0.00101236 Jy ! Component: 1900 - total flux cleaned = 0.00102687 Jy ! Component: 1950 - total flux cleaned = 0.00107013 Jy ! Component: 2000 - total flux cleaned = 0.00109865 Jy ! Component: 2050 - total flux cleaned = 0.00116242 Jy ! Component: 2100 - total flux cleaned = 0.00117648 Jy ! Component: 2150 - total flux cleaned = 0.00124631 Jy ! Component: 2200 - total flux cleaned = 0.00126709 Jy ! Component: 2250 - total flux cleaned = 0.00129466 Jy ! Component: 2300 - total flux cleaned = 0.00134943 Jy ! Component: 2350 - total flux cleaned = 0.00136304 Jy ! Component: 2400 - total flux cleaned = 0.00142381 Jy ! Component: 2450 - total flux cleaned = 0.00146403 Jy ! Component: 2500 - total flux cleaned = 0.00147738 Jy ! Component: 2550 - total flux cleaned = 0.00151716 Jy ! Component: 2600 - total flux cleaned = 0.00154336 Jy ! Component: 2650 - total flux cleaned = 0.00158261 Jy ! Component: 2700 - total flux cleaned = 0.00164099 Jy ! Component: 2750 - total flux cleaned = 0.0016475 Jy ! Component: 2800 - total flux cleaned = 0.00169878 Jy ! Component: 2850 - total flux cleaned = 0.00171789 Jy ! Component: 2900 - total flux cleaned = 0.00174962 Jy ! Component: 2950 - total flux cleaned = 0.0017559 Jy ! Component: 3000 - total flux cleaned = 0.00179982 Jy ! Component: 3050 - total flux cleaned = 0.00183093 Jy ! Component: 3100 - total flux cleaned = 0.00188663 Jy ! Component: 3150 - total flux cleaned = 0.00189895 Jy ! Component: 3200 - total flux cleaned = 0.00194798 Jy ! Component: 3250 - total flux cleaned = 0.00194801 Jy ! Component: 3300 - total flux cleaned = 0.00199041 Jy ! Component: 3350 - total flux cleaned = 0.00202655 Jy ! Component: 3400 - total flux cleaned = 0.00206255 Jy ! Component: 3450 - total flux cleaned = 0.00210424 Jy ! Component: 3500 - total flux cleaned = 0.00211615 Jy ! Component: 3550 - total flux cleaned = 0.00216923 Jy ! Component: 3600 - total flux cleaned = 0.00218099 Jy ! Component: 3650 - total flux cleaned = 0.00221025 Jy ! Component: 3700 - total flux cleaned = 0.0022567 Jy ! Component: 3750 - total flux cleaned = 0.00229139 Jy ! Component: 3800 - total flux cleaned = 0.00233737 Jy ! Component: 3850 - total flux cleaned = 0.00238314 Jy ! Component: 3900 - total flux cleaned = 0.00238312 Jy ! Component: 3950 - total flux cleaned = 0.00242843 Jy ! Component: 4000 - total flux cleaned = 0.00245099 Jy ! Component: 4050 - total flux cleaned = 0.0024847 Jy ! Total flux subtracted in 4096 components = 0.00251264 Jy ! Clean residual min=-0.000329 max=0.000316 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.107205 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 414 components and 0.107205 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2155+1914_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 2.652 at -19.66 degrees (North through East) ! Clean map min=-0.00077796 max=0.088817 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2155+1914_X_map.fits wmodel /image_prod/ug002_uva//J2155+1914_X_map.mod ! Writing 414 model components to file: /image_prod/ug002_uva//J2155+1914_X_map.mod wobs /image_prod/ug002_uva//J2155+1914_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2155+1914_X_uvs.fits wwins /image_prod/ug002_uva//J2155+1914_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2155+1914_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0888171 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.80162e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.331072 0.331072 0.662145 1.32429 2.64858 5.29716 10.5943 21.1886 42.3773 84.7545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 906.146 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2155+1914_X_dfm.log closed on Thu Mar 5 05:24:41 2020