! Started logfile: /image_prod/ug002_uva//J1531-2735_X_dfm.log on Thu Mar 5 02:16:55 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//J1531-2735_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1531-2735_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.708333 visibilities/baseline/integration-bin. ! Found source: J1531-2735 ! ! 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 18360 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 J1531-2735_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 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 90 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002256Jy sigma=7.870694 ! Fit after self-cal, rms=0.955648Jy sigma=7.489382 ! 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=0.6219 mas, bmaj=1.467 mas, bpa=-1.025 degrees ! Estimated noise=1.60639 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 = 0.035379 Jy ! Component: 100 - total flux cleaned = 0.0436936 Jy ! Total flux subtracted in 100 components = 0.0436936 Jy ! Clean residual min=-0.003772 max=0.004917 Jy/beam ! Clean residual mean=-0.000001 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.0436936 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0436936 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=0.068448Jy sigma=0.471833 ! Fit after self-cal, rms=0.067025Jy sigma=0.461017 ! 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=0.8591 mas, bmaj=1.949 mas, bpa=1.128 degrees ! Estimated noise=0.68507 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 = 0.0059151 Jy ! Component: 100 - total flux cleaned = 0.00815844 Jy ! Component: 150 - total flux cleaned = 0.00913284 Jy ! Component: 200 - total flux cleaned = 0.00947478 Jy ! Total flux subtracted in 200 components = 0.00947478 Jy ! Clean residual min=-0.002673 max=0.002287 Jy/beam ! Clean residual mean=0.000004 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.0531684 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0531684 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=0.066645Jy sigma=0.456384 ! Fit after self-cal, rms=0.066668Jy sigma=0.456298 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8591 x 1.949 at 1.128 degrees (North through East) ! Clean map min=-0.002468 max=0.048292 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.03 KP 1.03 ! LA 0.95 MK 1.17 OV 0.93 PT 1.30 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.08 KP 1.07 ! LA 1.07 MK 0.92 OV 0.88 PT 1.35 ! SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.98 KP 1.00 ! LA 0.96 MK 0.97 OV 0.97 PT 1.43 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 1.08 KP 1.03 ! LA 0.97 MK 0.98 OV 0.85 PT 1.17 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.97 KP 1.07 ! LA 1.00 MK 1.00 OV 0.92 PT 1.27 ! SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.05 KP 1.08 ! LA 1.03 MK 1.00 OV 0.89 PT 1.40 ! SC 1.12 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.00 KP 1.00 ! LA 0.98 MK 1.06 OV 0.87 PT 1.36 ! SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.98 HN 0.91 KP 1.11 ! LA 1.04 MK 0.97 OV 0.87 PT 1.53 ! SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.96 HN 0.95 KP 1.05 ! LA 1.00 MK 0.99 OV 0.92 PT 1.21 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.94 KP 0.98 ! LA 1.08 MK 0.94 OV 0.95 PT 1.36 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.97 HN 0.95 KP 1.07 ! LA 1.14 MK 1.09 OV 0.83 PT 1.20 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 0.97 KP 0.95 ! LA 1.01 MK 0.94 OV 0.92 PT 1.04 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.066668Jy sigma=0.456298 ! Fit after self-cal, rms=0.069133Jy sigma=0.453812 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8619 mas, bmaj=1.949 mas, bpa=1.247 degrees ! Estimated noise=0.682696 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 = 7.94394e-05 Jy ! Component: 100 - total flux cleaned = 7.90523e-05 Jy ! Component: 150 - total flux cleaned = 6.81582e-05 Jy ! Component: 200 - total flux cleaned = 5.81511e-05 Jy ! Total flux subtracted in 200 components = 5.81511e-05 Jy ! Clean residual min=-0.001643 max=0.001958 Jy/beam ! Clean residual mean=0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0532265 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0532265 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=0.069128Jy sigma=0.453777 ! Fit after self-cal, rms=0.069288Jy sigma=0.453338 ! 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=0.069288Jy sigma=0.453338 ! Fit after self-cal, rms=0.070040Jy sigma=0.452825 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8606 mas, bmaj=1.952 mas, bpa=1.214 degrees ! Estimated noise=0.683857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203954 Jy ! Component: 100 - total flux cleaned = 0.000192293 Jy ! Component: 150 - total flux cleaned = 0.000192119 Jy ! Component: 200 - total flux cleaned = 0.000182007 Jy ! Total flux subtracted in 200 components = 0.000182007 Jy ! Clean residual min=-0.001634 max=0.002003 Jy/beam ! Clean residual mean=0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0534086 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 0.0534086 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=0.070035Jy sigma=0.452788 ! Fit after self-cal, rms=0.070070Jy sigma=0.452739 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 (-20.8, -41). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135747 Jy ! Component: 100 - total flux cleaned = 0.00128242 Jy ! Component: 150 - total flux cleaned = 0.00121586 Jy ! Component: 200 - total flux cleaned = 0.00121308 Jy ! Total flux subtracted in 200 components = 0.00121308 Jy ! Clean residual min=-0.001386 max=0.001692 Jy/beam ! Clean residual mean=0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0546216 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.0546216 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=0.070007Jy sigma=0.452320 ! Fit after self-cal, rms=0.069997Jy sigma=0.452238 ! Inverting map ! Added new window around map position (-7.8, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142075 Jy ! Component: 100 - total flux cleaned = 0.00172648 Jy ! Component: 150 - total flux cleaned = 0.00172858 Jy ! Component: 200 - total flux cleaned = 0.00178423 Jy ! Total flux subtracted in 200 components = 0.00178423 Jy ! Clean residual min=-0.001278 max=0.001320 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0564059 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.0564059 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=0.069940Jy sigma=0.451910 ! Fit after self-cal, rms=0.069916Jy sigma=0.451843 ! 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=0.069916Jy sigma=0.451843 ! Fit after self-cal, rms=0.069547Jy sigma=0.451699 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8545 mas, bmaj=1.953 mas, bpa=1.518 degrees ! Estimated noise=0.677593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098609 Jy ! Component: 100 - total flux cleaned = 0.00107779 Jy ! Component: 150 - total flux cleaned = 0.00105203 Jy ! Component: 200 - total flux cleaned = 0.0010054 Jy ! Total flux subtracted in 200 components = 0.0010054 Jy ! Clean residual min=-0.001168 max=0.001173 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0574113 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.0574113 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=0.069516Jy sigma=0.451521 ! Fit after self-cal, rms=0.069518Jy sigma=0.451477 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313297 Jy ! Component: 100 - total flux cleaned = 0.000264608 Jy ! Component: 150 - total flux cleaned = 0.000242279 Jy ! Component: 200 - total flux cleaned = 0.000221945 Jy ! Total flux subtracted in 200 components = 0.000221945 Jy ! Clean residual min=-0.001177 max=0.001153 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0576332 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.0576332 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=0.069498Jy sigma=0.451382 ! Fit after self-cal, rms=0.069488Jy sigma=0.451360 ! 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=0.069488Jy sigma=0.451360 ! Fit after self-cal, rms=0.069314Jy sigma=0.451336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.694 mas, bmaj=5.843 mas, bpa=10.08 degrees ! Estimated noise=0.846264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000403924 Jy ! Component: 100 - total flux cleaned = 0.000519183 Jy ! Component: 150 - total flux cleaned = 0.000617181 Jy ! Component: 200 - total flux cleaned = 0.000679447 Jy ! Total flux subtracted in 200 components = 0.000679447 Jy ! Clean residual min=-0.001227 max=0.000989 Jy/beam ! Clean residual mean=-0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0583127 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.0583126 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=0.069307Jy sigma=0.451308 ! Fit after self-cal, rms=0.069307Jy sigma=0.451294 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 = 8.70253e-05 Jy ! Component: 100 - total flux cleaned = 8.70144e-05 Jy ! Component: 150 - total flux cleaned = 7.53994e-05 Jy ! Component: 200 - total flux cleaned = 6.41756e-05 Jy ! Total flux subtracted in 200 components = 6.41756e-05 Jy ! Clean residual min=-0.001226 max=0.000986 Jy/beam ! Clean residual mean=-0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0583768 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 79 components and 0.0583768 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=0.069301Jy sigma=0.451287 ! Fit after self-cal, rms=0.069300Jy sigma=0.451283 ! 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=0.8518 mas, bmaj=1.955 mas, bpa=1.674 degrees ! Estimated noise=0.675454 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.955 at 1.674 degrees (North through East) ! Clean map min=-0.0017269 max=0.048065 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=0.6183 mas, bmaj=1.477 mas, bpa=-0.06707 degrees ! Estimated noise=1.57345 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357687 Jy ! Component: 100 - total flux cleaned = 0.0443061 Jy ! Component: 150 - total flux cleaned = 0.0484659 Jy ! Component: 200 - total flux cleaned = 0.0510618 Jy ! Total flux subtracted in 200 components = 0.0510618 Jy ! Clean residual min=-0.003598 max=0.003269 Jy/beam ! Clean residual mean=-0.000001 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.0510618 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0510618 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.955 mas, bpa=1.674 degrees ! Estimated noise=0.675454 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) ! Added new window around map position (0.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364005 Jy ! Component: 100 - total flux cleaned = 0.00535254 Jy ! Component: 150 - total flux cleaned = 0.00586977 Jy ! Component: 200 - total flux cleaned = 0.00614653 Jy ! Total flux subtracted in 200 components = 0.00614653 Jy ! Clean residual min=-0.001622 max=0.001379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0572083 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.0572083 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=2.694 mas, bmaj=5.843 mas, bpa=10.08 degrees ! Estimated noise=0.846264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000957056 Jy ! Component: 100 - total flux cleaned = 0.00118822 Jy ! Component: 150 - total flux cleaned = 0.00127289 Jy ! Component: 200 - total flux cleaned = 0.00127349 Jy ! Total flux subtracted in 200 components = 0.00127349 Jy ! Clean residual min=-0.001328 max=0.001215 Jy/beam ! Clean residual mean=-0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0584818 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 = 4.09026e-07 Jy ! Component: 100 - total flux cleaned = 1.00823e-06 Jy ! Component: 150 - total flux cleaned = -1.76156e-05 Jy ! Component: 200 - total flux cleaned = -1.73502e-05 Jy ! Total flux subtracted in 200 components = -1.73502e-05 Jy ! Clean residual min=-0.001339 max=0.001085 Jy/beam ! Clean residual mean=-0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0584644 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 0.0584644 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=1.955 mas, bpa=1.674 degrees ! Estimated noise=0.675454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00040777 Jy ! Component: 100 - total flux cleaned = -0.000294539 Jy ! Component: 150 - total flux cleaned = -0.000294351 Jy ! Component: 200 - total flux cleaned = -0.000353718 Jy ! Total flux subtracted in 200 components = -0.000353718 Jy ! Clean residual min=-0.001108 max=0.001155 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0581107 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.0581107 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=0.069315Jy sigma=0.451350 ! Fit after self-cal, rms=0.069322Jy sigma=0.451284 wmodel J1531-2735_X_map.mod ! Writing 73 model components to file: J1531-2735_X_map.mod wobs J1531-2735_X_uvs.fits ! Writing UV FITS file: J1531-2735_X_uvs.fits wwins J1531-2735_X_map.win ! wwins: Wrote 4 windows to J1531-2735_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 = 0.000185044 Jy ! Component: 100 - total flux cleaned = 0.000301584 Jy ! Component: 150 - total flux cleaned = 0.000337602 Jy ! Component: 200 - total flux cleaned = 0.000355117 Jy ! Component: 250 - total flux cleaned = 0.000321128 Jy ! Component: 300 - total flux cleaned = 0.00027188 Jy ! Component: 350 - total flux cleaned = 0.000271609 Jy ! Component: 400 - total flux cleaned = 0.000223736 Jy ! Component: 450 - total flux cleaned = 0.000208136 Jy ! Component: 500 - total flux cleaned = 0.000192798 Jy ! Component: 550 - total flux cleaned = 0.000192497 Jy ! Component: 600 - total flux cleaned = 0.000192094 Jy ! Component: 650 - total flux cleaned = 0.000234655 Jy ! Component: 700 - total flux cleaned = 0.000206591 Jy ! Component: 750 - total flux cleaned = 0.000247784 Jy ! Component: 800 - total flux cleaned = 0.000234259 Jy ! Component: 850 - total flux cleaned = 0.000247535 Jy ! Component: 900 - total flux cleaned = 0.00023449 Jy ! Component: 950 - total flux cleaned = 0.000208822 Jy ! Component: 1000 - total flux cleaned = 0.000183627 Jy ! Component: 1050 - total flux cleaned = 0.000146638 Jy ! Component: 1100 - total flux cleaned = 0.00012216 Jy ! Component: 1150 - total flux cleaned = 7.40314e-05 Jy ! Component: 1200 - total flux cleaned = 3.86425e-05 Jy ! Component: 1250 - total flux cleaned = 5.01666e-05 Jy ! Component: 1300 - total flux cleaned = 3.84916e-05 Jy ! Component: 1350 - total flux cleaned = 4.26869e-06 Jy ! Component: 1400 - total flux cleaned = -1.82779e-05 Jy ! Component: 1450 - total flux cleaned = -5.15156e-05 Jy ! Component: 1500 - total flux cleaned = -0.00010612 Jy ! Component: 1550 - total flux cleaned = -0.00015983 Jy ! Component: 1600 - total flux cleaned = -0.000223558 Jy ! Component: 1650 - total flux cleaned = -0.000275898 Jy ! Component: 1700 - total flux cleaned = -0.000286174 Jy ! Component: 1750 - total flux cleaned = -0.000275971 Jy ! Component: 1800 - total flux cleaned = -0.000286241 Jy ! Component: 1850 - total flux cleaned = -0.00031634 Jy ! Component: 1900 - total flux cleaned = -0.000326141 Jy ! Component: 1950 - total flux cleaned = -0.000316251 Jy ! Component: 2000 - total flux cleaned = -0.000326011 Jy ! Component: 2050 - total flux cleaned = -0.000335623 Jy ! Component: 2100 - total flux cleaned = -0.000354589 Jy ! Component: 2150 - total flux cleaned = -0.000354646 Jy ! Component: 2200 - total flux cleaned = -0.000373255 Jy ! Component: 2250 - total flux cleaned = -0.000382405 Jy ! Component: 2300 - total flux cleaned = -0.000364177 Jy ! Component: 2350 - total flux cleaned = -0.000346008 Jy ! Component: 2400 - total flux cleaned = -0.000372925 Jy ! Component: 2450 - total flux cleaned = -0.000381737 Jy ! Component: 2500 - total flux cleaned = -0.000381691 Jy ! Component: 2550 - total flux cleaned = -0.000390357 Jy ! Component: 2600 - total flux cleaned = -0.000398964 Jy ! Component: 2650 - total flux cleaned = -0.00042476 Jy ! Component: 2700 - total flux cleaned = -0.000416136 Jy ! Component: 2750 - total flux cleaned = -0.00038237 Jy ! Component: 2800 - total flux cleaned = -0.000382371 Jy ! Component: 2850 - total flux cleaned = -0.000390707 Jy ! Component: 2900 - total flux cleaned = -0.000382467 Jy ! Component: 2950 - total flux cleaned = -0.000382422 Jy ! Component: 3000 - total flux cleaned = -0.000374139 Jy ! Component: 3050 - total flux cleaned = -0.000349836 Jy ! Component: 3100 - total flux cleaned = -0.000349757 Jy ! Component: 3150 - total flux cleaned = -0.00028633 Jy ! Component: 3200 - total flux cleaned = -0.000294225 Jy ! Component: 3250 - total flux cleaned = -0.000286432 Jy ! Component: 3300 - total flux cleaned = -0.000232012 Jy ! Component: 3350 - total flux cleaned = -0.000232038 Jy ! Component: 3400 - total flux cleaned = -0.00020127 Jy ! Component: 3450 - total flux cleaned = -0.000208875 Jy ! Component: 3500 - total flux cleaned = -0.000193589 Jy ! Component: 3550 - total flux cleaned = -0.000140924 Jy ! Component: 3600 - total flux cleaned = -8.122e-05 Jy ! Component: 3650 - total flux cleaned = -8.87003e-05 Jy ! Component: 3700 - total flux cleaned = -6.65713e-05 Jy ! Component: 3750 - total flux cleaned = -2.99694e-05 Jy ! Component: 3800 - total flux cleaned = -2.26919e-05 Jy ! Component: 3850 - total flux cleaned = 3.51847e-05 Jy ! Component: 3900 - total flux cleaned = 5.67367e-05 Jy ! Component: 3950 - total flux cleaned = 7.1071e-05 Jy ! Component: 4000 - total flux cleaned = 0.000106628 Jy ! Component: 4050 - total flux cleaned = 0.000127839 Jy ! Total flux subtracted in 4096 components = 0.000134897 Jy ! Clean residual min=-0.000492 max=0.000428 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0582456 Jy keep ! Adding 251 model components to the UV plane model. ! The established model now contains 324 components and 0.0582456 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1531-2735_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 1.955 at 1.674 degrees (North through East) ! Clean map min=-0.0011605 max=0.046685 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1531-2735_X_map.fits wmodel /image_prod/ug002_uva//J1531-2735_X_map.mod ! Writing 324 model components to file: /image_prod/ug002_uva//J1531-2735_X_map.mod wobs /image_prod/ug002_uva//J1531-2735_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1531-2735_X_uvs.fits wwins /image_prod/ug002_uva//J1531-2735_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1531-2735_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0466853 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011703 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.752037 0.752037 1.50407 3.00815 6.0163 12.0326 24.0652 48.1304 96.2608 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 398.916 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1531-2735_X_dfm.log closed on Thu Mar 5 02:16:59 2020