! Started logfile: /image_prod/ug002_uva//J2357-2451_X_dfm.log on Thu Mar 5 06:32:04 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//J2357-2451_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2357-2451_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.88287 visibilities/baseline/integration-bin. ! Found source: J2357-2451 ! ! 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 22884 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 J2357-2451_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. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004920Jy sigma=7.804850 ! Fit after self-cal, rms=0.936268Jy sigma=7.208333 ! 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=0.5913 mas, bmaj=1.651 mas, bpa=1.98 degrees ! Estimated noise=1.36189 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 = 0.0469285 Jy ! Component: 100 - total flux cleaned = 0.0618342 Jy ! Total flux subtracted in 100 components = 0.0618342 Jy ! Clean residual min=-0.004531 max=0.009813 Jy/beam ! Clean residual mean=-0.000018 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.0618342 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0618342 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=0.068951Jy sigma=0.480844 ! Fit after self-cal, rms=0.068266Jy sigma=0.475394 ! Inverting map ! Added new window around map position (0.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00884626 Jy ! Component: 100 - total flux cleaned = 0.0134166 Jy ! Total flux subtracted in 100 components = 0.0134166 Jy ! Clean residual min=-0.003438 max=0.007162 Jy/beam ! Clean residual mean=-0.000010 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.0752508 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.0752508 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=0.066554Jy sigma=0.455520 ! Fit after self-cal, rms=0.066464Jy sigma=0.454630 ! Inverting map ! Added new window around map position (-1, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00583375 Jy ! Component: 100 - total flux cleaned = 0.00919865 Jy ! Total flux subtracted in 100 components = 0.00919865 Jy ! Clean residual min=-0.002959 max=0.002947 Jy/beam ! Clean residual mean=-0.000005 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0844495 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 0.0844495 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=0.065747Jy sigma=0.446753 ! Fit after self-cal, rms=0.065692Jy sigma=0.446545 ! 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=0.7965 mas, bmaj=2.049 mas, bpa=2.058 degrees ! Estimated noise=0.62391 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 = 0.00418691 Jy ! Component: 100 - total flux cleaned = 0.00623723 Jy ! Component: 150 - total flux cleaned = 0.00731445 Jy ! Component: 200 - total flux cleaned = 0.00776796 Jy ! Total flux subtracted in 200 components = 0.00776796 Jy ! Clean residual min=-0.001825 max=0.001846 Jy/beam ! Clean residual mean=0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0922174 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.0922174 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=0.065474Jy sigma=0.444204 ! Fit after self-cal, rms=0.065442Jy sigma=0.444099 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7965 x 2.049 at 2.058 degrees (North through East) ! Clean map min=-0.0017901 max=0.058077 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.18 KP 1.05 ! LA 1.02 MK 1.06 OV 0.95 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.00 KP 1.01 ! LA 1.04 MK 1.01 OV 0.93 PT 0.95 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.98 KP 1.06 ! LA 1.03 MK 1.04 OV 0.96 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.03 KP 1.04 ! LA 1.05 MK 1.07 OV 0.94 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.06 KP 1.08 ! LA 1.00 MK 1.03 OV 0.95 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.01 KP 1.04 ! LA 0.98 MK 1.05 OV 0.93 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.11 KP 1.05 ! LA 1.05 MK 1.00 OV 0.92 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.99 KP 1.09 ! LA 1.01 MK 1.07 OV 0.92 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 1.01 KP 1.04 ! LA 1.03 MK 1.00 OV 0.96 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.94 KP 1.03 ! LA 1.03 MK 0.95 OV 0.98 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.00 KP 0.97 ! LA 1.05 MK 0.92 OV 0.95 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.89 KP 1.04 ! LA 1.03 MK 0.89 OV 0.98 PT 0.92 ! SC 0.93 ! ! ! Fit before self-cal, rms=0.065442Jy sigma=0.444099 ! Fit after self-cal, rms=0.065250Jy sigma=0.442852 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7962 mas, bmaj=2.048 mas, bpa=2.224 degrees ! Estimated noise=0.623144 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 (-4.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176017 Jy ! Component: 100 - total flux cleaned = 0.0020292 Jy ! Component: 150 - total flux cleaned = 0.00215087 Jy ! Component: 200 - total flux cleaned = 0.00222958 Jy ! Total flux subtracted in 200 components = 0.00222958 Jy ! Clean residual min=-0.001345 max=0.001250 Jy/beam ! Clean residual mean=-0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.094447 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.094447 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=0.065195Jy sigma=0.442402 ! Fit after self-cal, rms=0.065189Jy sigma=0.442308 ! 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=0.065189Jy sigma=0.442308 ! Fit after self-cal, rms=0.065611Jy sigma=0.441718 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7966 mas, bmaj=2.047 mas, bpa=2.199 degrees ! Estimated noise=0.622688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000478018 Jy ! Component: 100 - total flux cleaned = 0.00052652 Jy ! Component: 150 - total flux cleaned = 0.000548149 Jy ! Component: 200 - total flux cleaned = 0.000548565 Jy ! Total flux subtracted in 200 components = 0.000548565 Jy ! Clean residual min=-0.001290 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0949956 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.0949956 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=0.065592Jy sigma=0.441581 ! Fit after self-cal, rms=0.065593Jy sigma=0.441555 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 = 3.07279e-05 Jy ! Component: 100 - total flux cleaned = 9.62114e-06 Jy ! Component: 150 - total flux cleaned = 9.62104e-06 Jy ! Component: 200 - total flux cleaned = 9.92397e-06 Jy ! Total flux subtracted in 200 components = 9.92397e-06 Jy ! Clean residual min=-0.001268 max=0.001085 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0950055 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.0950055 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=0.065582Jy sigma=0.441486 ! Fit after self-cal, rms=0.065574Jy sigma=0.441479 ! 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=0.065574Jy sigma=0.441479 ! Fit after self-cal, rms=0.065782Jy sigma=0.441427 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7962 mas, bmaj=2.046 mas, bpa=2.176 degrees ! Estimated noise=0.621897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147505 Jy ! Component: 100 - total flux cleaned = 0.000130107 Jy ! Component: 150 - total flux cleaned = 0.000145122 Jy ! Component: 200 - total flux cleaned = 0.000159427 Jy ! Total flux subtracted in 200 components = 0.000159427 Jy ! Clean residual min=-0.001226 max=0.001095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.095165 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.095165 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=0.065774Jy sigma=0.441369 ! Fit after self-cal, rms=0.065774Jy sigma=0.441364 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 = -1.21342e-05 Jy ! Component: 100 - total flux cleaned = -1.27696e-05 Jy ! Component: 150 - total flux cleaned = 5.45562e-07 Jy ! Component: 200 - total flux cleaned = 1.34468e-05 Jy ! Total flux subtracted in 200 components = 1.34468e-05 Jy ! Clean residual min=-0.001208 max=0.001101 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0951784 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 83 components and 0.0951784 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=0.065769Jy sigma=0.441327 ! Fit after self-cal, rms=0.065765Jy sigma=0.441324 ! 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=0.065765Jy sigma=0.441324 ! Fit after self-cal, rms=0.065650Jy sigma=0.441322 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.381 mas, bmaj=5.444 mas, bpa=10.72 degrees ! Estimated noise=0.770224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289187 Jy ! Component: 100 - total flux cleaned = 0.000312477 Jy ! Component: 150 - total flux cleaned = 0.000319539 Jy ! Component: 200 - total flux cleaned = 0.000326305 Jy ! Total flux subtracted in 200 components = 0.000326305 Jy ! Clean residual min=-0.001541 max=0.001070 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0955047 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 92 components and 0.0955047 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=0.065651Jy sigma=0.441317 ! Fit after self-cal, rms=0.065648Jy sigma=0.441314 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 = 8.11813e-05 Jy ! Component: 100 - total flux cleaned = 6.05881e-05 Jy ! Component: 150 - total flux cleaned = 6.65558e-05 Jy ! Component: 200 - total flux cleaned = 7.23637e-05 Jy ! Total flux subtracted in 200 components = 7.23637e-05 Jy ! Clean residual min=-0.001526 max=0.001060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0955771 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 93 components and 0.0955771 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=0.065647Jy sigma=0.441311 ! Fit after self-cal, rms=0.065646Jy sigma=0.441310 ! 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=0.7957 mas, bmaj=2.045 mas, bpa=2.139 degrees ! Estimated noise=0.621008 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 2.045 at 2.139 degrees (North through East) ! Clean map min=-0.0014028 max=0.057583 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=0.5923 mas, bmaj=1.648 mas, bpa=2.057 degrees ! Estimated noise=1.35282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0469379 Jy ! Component: 100 - total flux cleaned = 0.0636533 Jy ! Component: 150 - total flux cleaned = 0.0729361 Jy ! Component: 200 - total flux cleaned = 0.0786319 Jy ! Total flux subtracted in 200 components = 0.0786319 Jy ! Clean residual min=-0.002794 max=0.003375 Jy/beam ! Clean residual mean=-0.000008 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.0786319 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0786319 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7957 mas, bmaj=2.045 mas, bpa=2.139 degrees ! Estimated noise=0.621008 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 = 0.00683549 Jy ! Component: 100 - total flux cleaned = 0.0102869 Jy ! Component: 150 - total flux cleaned = 0.0125582 Jy ! Component: 200 - total flux cleaned = 0.0141391 Jy ! Total flux subtracted in 200 components = 0.0141391 Jy ! Clean residual min=-0.001520 max=0.001412 Jy/beam ! Clean residual mean=-0.000002 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.092771 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 52 components and 0.092771 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=2.381 mas, bmaj=5.444 mas, bpa=10.72 degrees ! Estimated noise=0.770224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146474 Jy ! Component: 100 - total flux cleaned = 0.00221329 Jy ! Component: 150 - total flux cleaned = 0.00237434 Jy ! Component: 200 - total flux cleaned = 0.00246973 Jy ! Total flux subtracted in 200 components = 0.00246973 Jy ! Clean residual min=-0.001628 max=0.001052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0952407 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 = 6.62619e-05 Jy ! Component: 100 - total flux cleaned = 0.000122307 Jy ! Component: 150 - total flux cleaned = 0.000173361 Jy ! Component: 200 - total flux cleaned = 0.000211225 Jy ! Total flux subtracted in 200 components = 0.000211225 Jy ! Clean residual min=-0.001580 max=0.001064 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0954519 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.0954519 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7957 mas, bmaj=2.045 mas, bpa=2.139 degrees ! Estimated noise=0.621008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000119595 Jy ! Component: 100 - total flux cleaned = -0.000147318 Jy ! Component: 150 - total flux cleaned = -0.000239855 Jy ! Component: 200 - total flux cleaned = -0.000219336 Jy ! Total flux subtracted in 200 components = -0.000219336 Jy ! Clean residual min=-0.001243 max=0.001094 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0952326 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 84 components and 0.0952326 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=0.065655Jy sigma=0.441333 ! Fit after self-cal, rms=0.065644Jy sigma=0.441304 wmodel J2357-2451_X_map.mod ! Writing 84 model components to file: J2357-2451_X_map.mod wobs J2357-2451_X_uvs.fits ! Writing UV FITS file: J2357-2451_X_uvs.fits wwins J2357-2451_X_map.win ! wwins: Wrote 4 windows to J2357-2451_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 = -0.000550243 Jy ! Component: 100 - total flux cleaned = -0.000777439 Jy ! Component: 150 - total flux cleaned = -0.000890366 Jy ! Component: 200 - total flux cleaned = -0.000995306 Jy ! Component: 250 - total flux cleaned = -0.00114528 Jy ! Component: 300 - total flux cleaned = -0.00128926 Jy ! Component: 350 - total flux cleaned = -0.00141221 Jy ! Component: 400 - total flux cleaned = -0.00154649 Jy ! Component: 450 - total flux cleaned = -0.00166295 Jy ! Component: 500 - total flux cleaned = -0.00177644 Jy ! Component: 550 - total flux cleaned = -0.00185952 Jy ! Component: 600 - total flux cleaned = -0.0019406 Jy ! Component: 650 - total flux cleaned = -0.00196693 Jy ! Component: 700 - total flux cleaned = -0.00200608 Jy ! Component: 750 - total flux cleaned = -0.00200643 Jy ! Component: 800 - total flux cleaned = -0.00204424 Jy ! Component: 850 - total flux cleaned = -0.00209353 Jy ! Component: 900 - total flux cleaned = -0.0021059 Jy ! Component: 950 - total flux cleaned = -0.00215377 Jy ! Component: 1000 - total flux cleaned = -0.00222437 Jy ! Component: 1050 - total flux cleaned = -0.00224778 Jy ! Component: 1100 - total flux cleaned = -0.0023394 Jy ! Component: 1150 - total flux cleaned = -0.00231668 Jy ! Component: 1200 - total flux cleaned = -0.00236142 Jy ! Component: 1250 - total flux cleaned = -0.00243873 Jy ! Component: 1300 - total flux cleaned = -0.00244964 Jy ! Component: 1350 - total flux cleaned = -0.00251429 Jy ! Component: 1400 - total flux cleaned = -0.00256728 Jy ! Component: 1450 - total flux cleaned = -0.00258827 Jy ! Component: 1500 - total flux cleaned = -0.002609 Jy ! Component: 1550 - total flux cleaned = -0.00265012 Jy ! Component: 1600 - total flux cleaned = -0.00268051 Jy ! Component: 1650 - total flux cleaned = -0.00266061 Jy ! Component: 1700 - total flux cleaned = -0.00272034 Jy ! Component: 1750 - total flux cleaned = -0.00273012 Jy ! Component: 1800 - total flux cleaned = -0.00273009 Jy ! Component: 1850 - total flux cleaned = -0.00273999 Jy ! Component: 1900 - total flux cleaned = -0.00278785 Jy ! Component: 1950 - total flux cleaned = -0.00281623 Jy ! Component: 2000 - total flux cleaned = -0.00284447 Jy ! Component: 2050 - total flux cleaned = -0.00288174 Jy ! Component: 2100 - total flux cleaned = -0.00290931 Jy ! Component: 2150 - total flux cleaned = -0.00291834 Jy ! Component: 2200 - total flux cleaned = -0.00295462 Jy ! Component: 2250 - total flux cleaned = -0.0029726 Jy ! Component: 2300 - total flux cleaned = -0.00299035 Jy ! Component: 2350 - total flux cleaned = -0.00302577 Jy ! Component: 2400 - total flux cleaned = -0.00306094 Jy ! Component: 2450 - total flux cleaned = -0.00307836 Jy ! Component: 2500 - total flux cleaned = -0.00308693 Jy ! Component: 2550 - total flux cleaned = -0.00309553 Jy ! Component: 2600 - total flux cleaned = -0.00312967 Jy ! Component: 2650 - total flux cleaned = -0.00313817 Jy ! Component: 2700 - total flux cleaned = -0.00314653 Jy ! Component: 2750 - total flux cleaned = -0.00317991 Jy ! Component: 2800 - total flux cleaned = -0.00320478 Jy ! Component: 2850 - total flux cleaned = -0.00322953 Jy ! Component: 2900 - total flux cleaned = -0.00321311 Jy ! Component: 2950 - total flux cleaned = -0.00327004 Jy ! Component: 3000 - total flux cleaned = -0.00327815 Jy ! Component: 3050 - total flux cleaned = -0.00326215 Jy ! Component: 3100 - total flux cleaned = -0.00327023 Jy ! Component: 3150 - total flux cleaned = -0.00329396 Jy ! Component: 3200 - total flux cleaned = -0.00331768 Jy ! Component: 3250 - total flux cleaned = -0.00336469 Jy ! Component: 3300 - total flux cleaned = -0.003349 Jy ! Component: 3350 - total flux cleaned = -0.00340339 Jy ! Component: 3400 - total flux cleaned = -0.0034033 Jy ! Component: 3450 - total flux cleaned = -0.00344935 Jy ! Component: 3500 - total flux cleaned = -0.00347993 Jy ! Component: 3550 - total flux cleaned = -0.00346475 Jy ! Component: 3600 - total flux cleaned = -0.00351779 Jy ! Component: 3650 - total flux cleaned = -0.00354045 Jy ! Component: 3700 - total flux cleaned = -0.00356297 Jy ! Component: 3750 - total flux cleaned = -0.0036077 Jy ! Component: 3800 - total flux cleaned = -0.00365217 Jy ! Component: 3850 - total flux cleaned = -0.00368912 Jy ! Component: 3900 - total flux cleaned = -0.00372585 Jy ! Component: 3950 - total flux cleaned = -0.00379165 Jy ! Component: 4000 - total flux cleaned = -0.00383532 Jy ! Component: 4050 - total flux cleaned = -0.00388608 Jy ! Total flux subtracted in 4096 components = -0.00390051 Jy ! Clean residual min=-0.000442 max=0.000471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0913321 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 374 components and 0.091332 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2357-2451_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 2.045 at 2.139 degrees (North through East) ! Clean map min=-0.0008699 max=0.05668 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2357-2451_X_map.fits wmodel /image_prod/ug002_uva//J2357-2451_X_map.mod ! Writing 374 model components to file: /image_prod/ug002_uva//J2357-2451_X_map.mod wobs /image_prod/ug002_uva//J2357-2451_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2357-2451_X_uvs.fits wwins /image_prod/ug002_uva//J2357-2451_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2357-2451_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0566798 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000118026 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.624701 0.624701 1.2494 2.4988 4.99761 9.99521 19.9904 39.9809 79.9617 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 480.229 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2357-2451_X_dfm.log closed on Thu Mar 5 06:32:09 2020