! Started logfile: /image_prod/ug002_uva//J1802+4557_X_dfm.log on Thu Mar 5 03:37:11 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//J1802+4557_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1802+4557_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992963 visibilities/baseline/integration-bin. ! Found source: J1802+4557 ! ! 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 32172 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 J1802+4557_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=1.003918Jy sigma=9.183062 ! Fit after self-cal, rms=0.938191Jy sigma=8.570146 ! 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=0.7388 mas, bmaj=1.155 mas, bpa=-18.61 degrees ! Estimated noise=0.872817 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 = 0.0467246 Jy ! Component: 100 - total flux cleaned = 0.0579807 Jy ! Total flux subtracted in 100 components = 0.0579807 Jy ! Clean residual min=-0.003036 max=0.007027 Jy/beam ! Clean residual mean=0.000001 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.0579807 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0579807 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=0.057500Jy sigma=0.501025 ! Fit after self-cal, rms=0.056871Jy sigma=0.495839 ! Inverting map ! Added new window around map position (-1.2, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00694776 Jy ! Component: 100 - total flux cleaned = 0.0113231 Jy ! Total flux subtracted in 100 components = 0.0113231 Jy ! Clean residual min=-0.002543 max=0.004263 Jy/beam ! Clean residual mean=-0.000000 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0693038 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 0.0693038 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=0.055426Jy sigma=0.480410 ! Fit after self-cal, rms=0.055325Jy sigma=0.479472 ! 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=0.9881 mas, bmaj=1.446 mas, bpa=-16.46 degrees ! Estimated noise=0.436997 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 = 0.00706988 Jy ! Component: 100 - total flux cleaned = 0.0112116 Jy ! Component: 150 - total flux cleaned = 0.0141557 Jy ! Component: 200 - total flux cleaned = 0.0163246 Jy ! Total flux subtracted in 200 components = 0.0163246 Jy ! Clean residual min=-0.001749 max=0.003163 Jy/beam ! Clean residual mean=-0.000003 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.0856284 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 56 components and 0.0856284 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=0.054390Jy sigma=0.469228 ! Fit after self-cal, rms=0.054304Jy sigma=0.468321 ! Inverting map ! Added new window around map position (0, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286305 Jy ! Component: 100 - total flux cleaned = 0.00449626 Jy ! Component: 150 - total flux cleaned = 0.00567289 Jy ! Component: 200 - total flux cleaned = 0.00657297 Jy ! Total flux subtracted in 200 components = 0.00657297 Jy ! Clean residual min=-0.001626 max=0.001675 Jy/beam ! Clean residual mean=-0.000004 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0922014 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 72 components and 0.0922014 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=0.054145Jy sigma=0.466654 ! Fit after self-cal, rms=0.054128Jy sigma=0.466473 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9881 x 1.446 at -16.46 degrees (North through East) ! Clean map min=-0.0015386 max=0.060059 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.00 KP 1.07 ! LA 1.04 MK 1.00 NL 1.15 OV 0.92 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.99 KP 1.07 ! LA 1.01 MK 1.06 NL 1.14 OV 0.94 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.98 KP 1.09 ! LA 0.98 MK 1.06 NL 1.14 OV 0.91 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.10 KP 1.10 ! LA 0.98 MK 0.99 NL 1.15 OV 0.90 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 1.11 ! LA 1.00 MK 1.00 NL 1.08 OV 0.93 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.01 KP 1.11 ! LA 1.03 MK 1.02 NL 1.15 OV 0.94 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.96 KP 1.11 ! LA 0.97 MK 0.99 NL 1.15 OV 0.91 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.01 KP 1.07 ! LA 1.03 MK 1.03 NL 1.15 OV 0.91 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.01 KP 1.07 ! LA 1.02 MK 0.99 NL 1.12 OV 0.90 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.02 KP 1.10 ! LA 1.00 MK 0.99 NL 1.10 OV 0.91 ! PT 0.90 SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.99 KP 1.09 ! LA 0.98 MK 0.99 NL 1.07 OV 0.91 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.05 KP 1.08 ! LA 0.99 MK 1.01 NL 1.19 OV 0.90 ! PT 0.92 SC 1.00 ! ! ! Fit before self-cal, rms=0.054128Jy sigma=0.466473 ! Fit after self-cal, rms=0.053589Jy sigma=0.463008 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9913 mas, bmaj=1.447 mas, bpa=-15.93 degrees ! Estimated noise=0.438266 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 = -4.44734e-05 Jy ! Component: 100 - total flux cleaned = 2.6606e-05 Jy ! Component: 150 - total flux cleaned = 0.000127273 Jy ! Component: 200 - total flux cleaned = 0.000178554 Jy ! Total flux subtracted in 200 components = 0.000178554 Jy ! Clean residual min=-0.000889 max=0.000950 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0923799 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 92 components and 0.0923799 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=0.053571Jy sigma=0.462848 ! Fit after self-cal, rms=0.053605Jy sigma=0.462720 ! 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=0.053605Jy sigma=0.462720 ! Fit after self-cal, rms=0.053984Jy sigma=0.461537 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9905 mas, bmaj=1.436 mas, bpa=-15.82 degrees ! Estimated noise=0.437643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000227056 Jy ! Component: 100 - total flux cleaned = 0.000257456 Jy ! Component: 150 - total flux cleaned = 0.00025816 Jy ! Component: 200 - total flux cleaned = 0.000270222 Jy ! Total flux subtracted in 200 components = 0.000270222 Jy ! Clean residual min=-0.000825 max=0.000955 Jy/beam ! Clean residual mean=-0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0926501 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.0926501 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=0.053977Jy sigma=0.461472 ! Fit after self-cal, rms=0.053994Jy sigma=0.461430 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 (9.8, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049311 Jy ! Component: 100 - total flux cleaned = 0.000534015 Jy ! Component: 150 - total flux cleaned = 0.000568084 Jy ! Component: 200 - total flux cleaned = 0.000614318 Jy ! Total flux subtracted in 200 components = 0.000614318 Jy ! Clean residual min=-0.000848 max=0.000821 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0932645 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 123 components and 0.0932644 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=0.053977Jy sigma=0.461270 ! Fit after self-cal, rms=0.053977Jy sigma=0.461261 ! 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=0.053977Jy sigma=0.461261 ! Fit after self-cal, rms=0.054000Jy sigma=0.461232 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9896 mas, bmaj=1.434 mas, bpa=-15.83 degrees ! Estimated noise=0.436813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191577 Jy ! Component: 100 - total flux cleaned = 0.000249364 Jy ! Component: 150 - total flux cleaned = 0.000275734 Jy ! Component: 200 - total flux cleaned = 0.00028746 Jy ! Total flux subtracted in 200 components = 0.00028746 Jy ! Clean residual min=-0.000818 max=0.000813 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0935519 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 0.0935519 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=0.461172 ! Fit after self-cal, rms=0.053997Jy sigma=0.461169 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 (13.2, -34.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222181 Jy ! Component: 100 - total flux cleaned = 2.51623e-05 Jy ! Component: 150 - total flux cleaned = -2.72272e-05 Jy ! Component: 200 - total flux cleaned = 1.22722e-05 Jy ! Total flux subtracted in 200 components = 1.22722e-05 Jy ! Clean residual min=-0.000771 max=0.000746 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0935642 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 141 components and 0.0935642 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=0.053983Jy sigma=0.461042 ! Fit after self-cal, rms=0.053982Jy sigma=0.461034 ! 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=0.053982Jy sigma=0.461034 ! Fit after self-cal, rms=0.053929Jy sigma=0.461024 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.263 mas, bmaj=2.466 mas, bpa=-10.47 degrees ! Estimated noise=0.542254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000260461 Jy ! Component: 100 - total flux cleaned = 0.000318484 Jy ! Component: 150 - total flux cleaned = 0.000347524 Jy ! Component: 200 - total flux cleaned = 0.00039046 Jy ! Total flux subtracted in 200 components = 0.00039046 Jy ! Clean residual min=-0.000764 max=0.000734 Jy/beam ! Clean residual mean=-0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0939547 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 146 components and 0.0939547 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=0.053925Jy sigma=0.460997 ! Fit after self-cal, rms=0.053925Jy sigma=0.460993 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 = 6.52902e-05 Jy ! Component: 100 - total flux cleaned = 9.65691e-05 Jy ! Component: 150 - total flux cleaned = 0.000110614 Jy ! Component: 200 - total flux cleaned = 0.000129798 Jy ! Total flux subtracted in 200 components = 0.000129798 Jy ! Clean residual min=-0.000748 max=0.000728 Jy/beam ! Clean residual mean=-0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0940845 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 149 components and 0.0940845 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=0.053923Jy sigma=0.460984 ! Fit after self-cal, rms=0.053923Jy sigma=0.460983 ! 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=0.9897 mas, bmaj=1.433 mas, bpa=-15.86 degrees ! Estimated noise=0.43648 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 1.433 at -15.86 degrees (North through East) ! Clean map min=-0.00069445 max=0.059795 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=0.7391 mas, bmaj=1.142 mas, bpa=-18.19 degrees ! Estimated noise=0.869946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.046803 Jy ! Component: 100 - total flux cleaned = 0.0595144 Jy ! Component: 150 - total flux cleaned = 0.0665537 Jy ! Component: 200 - total flux cleaned = 0.0713921 Jy ! Total flux subtracted in 200 components = 0.0713921 Jy ! Clean residual min=-0.002446 max=0.002729 Jy/beam ! Clean residual mean=0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.0713922 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0713922 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9897 mas, bmaj=1.433 mas, bpa=-15.86 degrees ! Estimated noise=0.43648 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 = 0.00633433 Jy ! Component: 100 - total flux cleaned = 0.0101466 Jy ! Component: 150 - total flux cleaned = 0.0127501 Jy ! Component: 200 - total flux cleaned = 0.0146186 Jy ! Total flux subtracted in 200 components = 0.0146186 Jy ! Clean residual min=-0.000937 max=0.001371 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0860108 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 73 components and 0.0860108 Jy ! Inverting map ! Added new window around map position (-2.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154532 Jy ! Component: 100 - total flux cleaned = 0.00278722 Jy ! Component: 150 - total flux cleaned = 0.00382988 Jy ! Component: 200 - total flux cleaned = 0.00453987 Jy ! Total flux subtracted in 200 components = 0.00453987 Jy ! Clean residual min=-0.000787 max=0.000794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0905507 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 105 components and 0.0905507 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=2.263 mas, bmaj=2.466 mas, bpa=-10.47 degrees ! Estimated noise=0.542254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131047 Jy ! Component: 100 - total flux cleaned = 0.00211451 Jy ! Component: 150 - total flux cleaned = 0.00244762 Jy ! Component: 200 - total flux cleaned = 0.00265799 Jy ! Total flux subtracted in 200 components = 0.00265799 Jy ! Clean residual min=-0.000709 max=0.000715 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0932087 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 = 0.000164424 Jy ! Component: 100 - total flux cleaned = 0.000324473 Jy ! Component: 150 - total flux cleaned = 0.00043762 Jy ! Component: 200 - total flux cleaned = 0.000538931 Jy ! Total flux subtracted in 200 components = 0.000538931 Jy ! Clean residual min=-0.000689 max=0.000718 Jy/beam ! Clean residual mean=-0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0937476 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 174 components and 0.0937476 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9897 mas, bmaj=1.433 mas, bpa=-15.86 degrees ! Estimated noise=0.43648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017804 Jy ! Component: 100 - total flux cleaned = -0.000159119 Jy ! Component: 150 - total flux cleaned = -0.000175629 Jy ! Component: 200 - total flux cleaned = -0.000175618 Jy ! Total flux subtracted in 200 components = -0.000175618 Jy ! Clean residual min=-0.000719 max=0.000728 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.093572 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 190 components and 0.093572 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=0.053920Jy sigma=0.460958 ! Fit after self-cal, rms=0.053914Jy sigma=0.460920 wmodel J1802+4557_X_map.mod ! Writing 190 model components to file: J1802+4557_X_map.mod wobs J1802+4557_X_uvs.fits ! Writing UV FITS file: J1802+4557_X_uvs.fits wwins J1802+4557_X_map.win ! wwins: Wrote 6 windows to J1802+4557_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 = -0.000190769 Jy ! Component: 100 - total flux cleaned = -0.0002421 Jy ! Component: 150 - total flux cleaned = -0.000316316 Jy ! Component: 200 - total flux cleaned = -0.000364405 Jy ! Component: 250 - total flux cleaned = -0.000399758 Jy ! Component: 300 - total flux cleaned = -0.000433924 Jy ! Component: 350 - total flux cleaned = -0.000422576 Jy ! Component: 400 - total flux cleaned = -0.000422475 Jy ! Component: 450 - total flux cleaned = -0.000422241 Jy ! Component: 500 - total flux cleaned = -0.000379209 Jy ! Component: 550 - total flux cleaned = -0.000326311 Jy ! Component: 600 - total flux cleaned = -0.000295165 Jy ! Component: 650 - total flux cleaned = -0.00027468 Jy ! Component: 700 - total flux cleaned = -0.000274637 Jy ! Component: 750 - total flux cleaned = -0.00027457 Jy ! Component: 800 - total flux cleaned = -0.000254369 Jy ! Component: 850 - total flux cleaned = -0.000234372 Jy ! Component: 900 - total flux cleaned = -0.000204729 Jy ! Component: 950 - total flux cleaned = -0.000185166 Jy ! Component: 1000 - total flux cleaned = -0.000175506 Jy ! Component: 1050 - total flux cleaned = -0.000156244 Jy ! Component: 1100 - total flux cleaned = -0.000146642 Jy ! Component: 1150 - total flux cleaned = -0.000156038 Jy ! Component: 1200 - total flux cleaned = -0.000118629 Jy ! Component: 1250 - total flux cleaned = -0.000118607 Jy ! Component: 1300 - total flux cleaned = -0.000127873 Jy ! Component: 1350 - total flux cleaned = -0.000118658 Jy ! Component: 1400 - total flux cleaned = -0.000127739 Jy ! Component: 1450 - total flux cleaned = -0.000127753 Jy ! Component: 1500 - total flux cleaned = -0.00014567 Jy ! Component: 1550 - total flux cleaned = -0.00013685 Jy ! Component: 1600 - total flux cleaned = -0.000119218 Jy ! Component: 1650 - total flux cleaned = -0.000154444 Jy ! Component: 1700 - total flux cleaned = -0.00015439 Jy ! Component: 1750 - total flux cleaned = -0.000128261 Jy ! Component: 1800 - total flux cleaned = -0.000136919 Jy ! Component: 1850 - total flux cleaned = -0.000102689 Jy ! Component: 1900 - total flux cleaned = -0.00013681 Jy ! Component: 1950 - total flux cleaned = -0.000136782 Jy ! Component: 2000 - total flux cleaned = -0.000111647 Jy ! Component: 2050 - total flux cleaned = -0.000145039 Jy ! Component: 2100 - total flux cleaned = -0.00016994 Jy ! Component: 2150 - total flux cleaned = -0.000128694 Jy ! Component: 2200 - total flux cleaned = -0.000169707 Jy ! Component: 2250 - total flux cleaned = -0.000185958 Jy ! Component: 2300 - total flux cleaned = -0.000177829 Jy ! Component: 2350 - total flux cleaned = -0.000185788 Jy ! Component: 2400 - total flux cleaned = -0.000177694 Jy ! Component: 2450 - total flux cleaned = -0.000169738 Jy ! Component: 2500 - total flux cleaned = -0.000201478 Jy ! Component: 2550 - total flux cleaned = -0.000225162 Jy ! Component: 2600 - total flux cleaned = -0.000225172 Jy ! Component: 2650 - total flux cleaned = -0.000240822 Jy ! Component: 2700 - total flux cleaned = -0.00020971 Jy ! Component: 2750 - total flux cleaned = -0.000209694 Jy ! Component: 2800 - total flux cleaned = -0.00024046 Jy ! Component: 2850 - total flux cleaned = -0.000248061 Jy ! Component: 2900 - total flux cleaned = -0.000225281 Jy ! Component: 2950 - total flux cleaned = -0.000248036 Jy ! Component: 3000 - total flux cleaned = -0.000270602 Jy ! Component: 3050 - total flux cleaned = -0.000293077 Jy ! Component: 3100 - total flux cleaned = -0.000300526 Jy ! Component: 3150 - total flux cleaned = -0.000293103 Jy ! Component: 3200 - total flux cleaned = -0.000315205 Jy ! Component: 3250 - total flux cleaned = -0.000329887 Jy ! Component: 3300 - total flux cleaned = -0.000359134 Jy ! Component: 3350 - total flux cleaned = -0.00034459 Jy ! Component: 3400 - total flux cleaned = -0.000330096 Jy ! Component: 3450 - total flux cleaned = -0.000358952 Jy ! Component: 3500 - total flux cleaned = -0.000394894 Jy ! Component: 3550 - total flux cleaned = -0.000394952 Jy ! Component: 3600 - total flux cleaned = -0.000430502 Jy ! Component: 3650 - total flux cleaned = -0.000423455 Jy ! Component: 3700 - total flux cleaned = -0.000458713 Jy ! Component: 3750 - total flux cleaned = -0.000451717 Jy ! Component: 3800 - total flux cleaned = -0.000493654 Jy ! Component: 3850 - total flux cleaned = -0.000500569 Jy ! Component: 3900 - total flux cleaned = -0.000528282 Jy ! Component: 3950 - total flux cleaned = -0.000562693 Jy ! Component: 4000 - total flux cleaned = -0.00056951 Jy ! Component: 4050 - total flux cleaned = -0.00056949 Jy ! Total flux subtracted in 4096 components = -0.00061038 Jy ! Clean residual min=-0.000448 max=0.000423 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0929616 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 493 components and 0.0929616 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1802+4557_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9897 x 1.433 at -15.86 degrees (North through East) ! Clean map min=-0.0005634 max=0.060021 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1802+4557_X_map.fits wmodel /image_prod/ug002_uva//J1802+4557_X_map.mod ! Writing 493 model components to file: /image_prod/ug002_uva//J1802+4557_X_map.mod wobs /image_prod/ug002_uva//J1802+4557_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1802+4557_X_uvs.fits wwins /image_prod/ug002_uva//J1802+4557_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1802+4557_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0600212 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011362 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.567899 0.567899 1.1358 2.2716 4.54319 9.08638 18.1728 36.3455 72.691 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 528.263 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1802+4557_X_dfm.log closed on Thu Mar 5 03:37:16 2020