! Started logfile: /image_prod/ug002_uva//J1955+5131_X_f_dfm.log on Thu Mar 5 04:28:44 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//J1955+5131_X_f_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1955+5131_X_f_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.874074 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! 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 2832 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 J1955+5131_X_f] 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.116508Jy sigma=14.698975 ! Fit after self-cal, rms=0.524510Jy sigma=6.812796 ! 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=0.6548 mas, bmaj=2.593 mas, bpa=-48.4 degrees ! Estimated noise=1.6467 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 = 0.380058 Jy ! Component: 100 - total flux cleaned = 0.467064 Jy ! Total flux subtracted in 100 components = 0.467064 Jy ! Clean residual min=-0.030685 max=0.055151 Jy/beam ! Clean residual mean=-0.000077 rms=0.006732 Jy/beam ! Combined flux in latest and established models = 0.467064 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.467064 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=0.117495Jy sigma=1.483132 ! Fit after self-cal, rms=0.117472Jy sigma=1.482497 ! Inverting map ! Added new window around map position (-9.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0493691 Jy ! Component: 100 - total flux cleaned = 0.0647998 Jy ! Total flux subtracted in 100 components = 0.0647998 Jy ! Clean residual min=-0.024101 max=0.027789 Jy/beam ! Clean residual mean=-0.000055 rms=0.004553 Jy/beam ! Combined flux in latest and established models = 0.531863 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.531864 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=0.093469Jy sigma=1.174779 ! Fit after self-cal, rms=0.092742Jy sigma=1.164324 ! 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=0.8554 mas, bmaj=2.648 mas, bpa=-49.02 degrees ! Estimated noise=1.05854 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 = 0.0258243 Jy ! Component: 100 - total flux cleaned = 0.0452108 Jy ! Component: 150 - total flux cleaned = 0.0606084 Jy ! Component: 200 - total flux cleaned = 0.0729971 Jy ! Total flux subtracted in 200 components = 0.0729971 Jy ! Clean residual min=-0.021606 max=0.023348 Jy/beam ! Clean residual mean=-0.000091 rms=0.004544 Jy/beam ! Combined flux in latest and established models = 0.604861 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 43 components and 0.604861 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=0.081634Jy sigma=1.017758 ! Fit after self-cal, rms=0.081378Jy sigma=1.014506 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8554 x 2.648 at -49.02 degrees (North through East) ! Clean map min=-0.020297 max=0.45873 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.03 KP 1.02 ! LA 0.99 MK 1.00 NL 1.14 OV 0.94 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.13 HN 0.96 KP 1.03 ! LA 1.00 MK 1.02 NL 1.10 OV 0.94 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.12 HN 0.94 KP 1.04 ! LA 1.02 MK 1.01 NL 1.09 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.10 HN 0.98 KP 1.06 ! LA 0.99 MK 1.03 NL 1.10 OV 0.93 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.15 HN 0.96 KP 1.03 ! LA 1.02 MK 1.02 NL 1.08 OV 0.91 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.14 HN 1.01 KP 1.06 ! LA 1.02 MK 1.01 NL 1.09 OV 0.92 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 0.97 KP 1.03 ! LA 1.01 MK 1.02 NL 1.10 OV 0.93 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.11 HN 1.00 KP 1.05 ! LA 1.02 MK 1.01 NL 1.10 OV 0.92 ! PT 0.90 SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.11 HN 0.98 KP 1.02 ! LA 1.01 MK 0.99 NL 1.13 OV 0.93 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.14 HN 1.03 KP 1.00 ! LA 1.04 MK 1.00 NL 1.09 OV 0.94 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.00 KP 1.04 ! LA 1.02 MK 0.97 NL 1.11 OV 0.94 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.12 HN 1.05 KP 1.03 ! LA 1.02 MK 0.98 NL 1.09 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Fit before self-cal, rms=0.081378Jy sigma=1.014506 ! Fit after self-cal, rms=0.071172Jy sigma=0.852072 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.856 mas, bmaj=2.659 mas, bpa=-49.01 degrees ! Estimated noise=1.0709 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 (-5.2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182818 Jy ! Component: 100 - total flux cleaned = 0.0272757 Jy ! Component: 150 - total flux cleaned = 0.0306245 Jy ! Component: 200 - total flux cleaned = 0.0322891 Jy ! Total flux subtracted in 200 components = 0.0322891 Jy ! Clean residual min=-0.006573 max=0.004946 Jy/beam ! Clean residual mean=0.000020 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 0.63715 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 72 components and 0.63715 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=0.066533Jy sigma=0.784198 ! Fit after self-cal, rms=0.066427Jy sigma=0.783260 ! 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=0.066427Jy sigma=0.783260 ! Fit after self-cal, rms=0.066130Jy sigma=0.781730 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8567 mas, bmaj=2.657 mas, bpa=-49.02 degrees ! Estimated noise=1.06647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000418165 Jy ! Component: 100 - total flux cleaned = 0.00130126 Jy ! Component: 150 - total flux cleaned = 0.0020795 Jy ! Component: 200 - total flux cleaned = 0.00267087 Jy ! Total flux subtracted in 200 components = 0.00267087 Jy ! Clean residual min=-0.005405 max=0.004557 Jy/beam ! Clean residual mean=0.000024 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 0.639821 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 88 components and 0.639821 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=0.065623Jy sigma=0.774251 ! Fit after self-cal, rms=0.065604Jy sigma=0.774154 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 = 0.000538275 Jy ! Component: 100 - total flux cleaned = 0.001246 Jy ! Component: 150 - total flux cleaned = 0.00180279 Jy ! Component: 200 - total flux cleaned = 0.00215074 Jy ! Total flux subtracted in 200 components = 0.00215074 Jy ! Clean residual min=-0.004862 max=0.004456 Jy/beam ! Clean residual mean=0.000026 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.641971 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.641971 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=0.065368Jy sigma=0.770676 ! Fit after self-cal, rms=0.065356Jy sigma=0.770620 ! 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=0.065356Jy sigma=0.770620 ! Fit after self-cal, rms=0.065326Jy sigma=0.770034 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8562 mas, bmaj=2.655 mas, bpa=-49.04 degrees ! Estimated noise=1.06576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140371 Jy ! Component: 100 - total flux cleaned = -0.000816399 Jy ! Component: 150 - total flux cleaned = -0.000355928 Jy ! Component: 200 - total flux cleaned = 6.58175e-05 Jy ! Total flux subtracted in 200 components = 6.58175e-05 Jy ! Clean residual min=-0.004423 max=0.004219 Jy/beam ! Clean residual mean=0.000023 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 0.642037 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 102 components and 0.642037 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=0.065150Jy sigma=0.767347 ! Fit after self-cal, rms=0.065139Jy sigma=0.767285 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 = 4.7755e-05 Jy ! Component: 100 - total flux cleaned = 0.000417292 Jy ! Component: 150 - total flux cleaned = 0.000823116 Jy ! Component: 200 - total flux cleaned = 0.00104067 Jy ! Total flux subtracted in 200 components = 0.00104067 Jy ! Clean residual min=-0.004212 max=0.004162 Jy/beam ! Clean residual mean=0.000024 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.643078 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 112 components and 0.643078 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=0.065046Jy sigma=0.765928 ! Fit after self-cal, rms=0.065039Jy sigma=0.765887 ! 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=0.065039Jy sigma=0.765887 ! Fit after self-cal, rms=0.065005Jy sigma=0.765504 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=2.92 mas, bpa=-58.13 degrees ! Estimated noise=1.33684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00060652 Jy ! Component: 100 - total flux cleaned = -0.000193011 Jy ! Component: 150 - total flux cleaned = 0.000103214 Jy ! Component: 200 - total flux cleaned = 0.000203906 Jy ! Total flux subtracted in 200 components = 0.000203906 Jy ! Clean residual min=-0.004323 max=0.004860 Jy/beam ! Clean residual mean=0.000053 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 0.643282 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 127 components and 0.643282 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=0.064941Jy sigma=0.764545 ! Fit after self-cal, rms=0.064936Jy sigma=0.764505 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 = 4.53847e-05 Jy ! Component: 100 - total flux cleaned = 8.77359e-05 Jy ! Component: 150 - total flux cleaned = 0.000166738 Jy ! Component: 200 - total flux cleaned = 0.000202855 Jy ! Total flux subtracted in 200 components = 0.000202855 Jy ! Clean residual min=-0.004215 max=0.004839 Jy/beam ! Clean residual mean=0.000053 rms=0.001443 Jy/beam ! Combined flux in latest and established models = 0.643485 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 0.643485 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=0.064899Jy sigma=0.764037 ! Fit after self-cal, rms=0.064896Jy sigma=0.764013 ! 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=0.8556 mas, bmaj=2.654 mas, bpa=-49.05 degrees ! Estimated noise=1.06528 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8556 x 2.654 at -49.05 degrees (North through East) ! Clean map min=-0.0038525 max=0.46344 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=0.6557 mas, bmaj=2.597 mas, bpa=-48.51 degrees ! Estimated noise=1.64644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.379698 Jy ! Component: 100 - total flux cleaned = 0.469922 Jy ! Component: 150 - total flux cleaned = 0.509877 Jy ! Component: 200 - total flux cleaned = 0.531792 Jy ! Total flux subtracted in 200 components = 0.531792 Jy ! Clean residual min=-0.012603 max=0.017368 Jy/beam ! Clean residual mean=-0.000036 rms=0.002844 Jy/beam ! Combined flux in latest and established models = 0.531792 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.531792 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8556 mas, bmaj=2.654 mas, bpa=-49.05 degrees ! Estimated noise=1.06528 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 (9, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213633 Jy ! Component: 100 - total flux cleaned = 0.0356972 Jy ! Component: 150 - total flux cleaned = 0.0470343 Jy ! Component: 200 - total flux cleaned = 0.0563012 Jy ! Total flux subtracted in 200 components = 0.0563012 Jy ! Clean residual min=-0.007127 max=0.007566 Jy/beam ! Clean residual mean=-0.000044 rms=0.001966 Jy/beam ! Combined flux in latest and established models = 0.588093 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 51 components and 0.588093 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=2.075 mas, bmaj=2.92 mas, bpa=-58.13 degrees ! Estimated noise=1.33684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126506 Jy ! Component: 100 - total flux cleaned = 0.0217135 Jy ! Component: 150 - total flux cleaned = 0.0286731 Jy ! Component: 200 - total flux cleaned = 0.0332977 Jy ! Total flux subtracted in 200 components = 0.0332977 Jy ! Clean residual min=-0.006109 max=0.004921 Jy/beam ! Clean residual mean=-0.000001 rms=0.001784 Jy/beam ! Combined flux in latest and established models = 0.621391 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 = 0.00357428 Jy ! Component: 100 - total flux cleaned = 0.00610694 Jy ! Component: 150 - total flux cleaned = 0.00787976 Jy ! Component: 200 - total flux cleaned = 0.00941294 Jy ! Total flux subtracted in 200 components = 0.00941294 Jy ! Clean residual min=-0.005027 max=0.004330 Jy/beam ! Clean residual mean=0.000025 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.630804 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 116 components and 0.630804 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8556 mas, bmaj=2.654 mas, bpa=-49.05 degrees ! Estimated noise=1.06528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000834347 Jy ! Component: 100 - total flux cleaned = 0.00213922 Jy ! Component: 150 - total flux cleaned = 0.00295004 Jy ! Component: 200 - total flux cleaned = 0.00390725 Jy ! Total flux subtracted in 200 components = 0.00390725 Jy ! Clean residual min=-0.004032 max=0.003745 Jy/beam ! Clean residual mean=0.000015 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.634711 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 136 components and 0.634711 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=0.065088Jy sigma=0.766717 ! Fit after self-cal, rms=0.064960Jy sigma=0.765034 wmodel J1955+5131_X_f_map.mod ! Writing 136 model components to file: J1955+5131_X_f_map.mod wobs J1955+5131_X_f_uvs.fits ! Writing UV FITS file: J1955+5131_X_f_uvs.fits wwins J1955+5131_X_f_map.win ! wwins: Wrote 4 windows to J1955+5131_X_f_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 = 0.000553567 Jy ! Component: 100 - total flux cleaned = 0.000553334 Jy ! Component: 150 - total flux cleaned = 0.000672577 Jy ! Component: 200 - total flux cleaned = 0.000959386 Jy ! Component: 250 - total flux cleaned = 0.0010139 Jy ! Component: 300 - total flux cleaned = 0.00122893 Jy ! Component: 350 - total flux cleaned = 0.00143622 Jy ! Component: 400 - total flux cleaned = 0.00163746 Jy ! Component: 450 - total flux cleaned = 0.00178522 Jy ! Component: 500 - total flux cleaned = 0.00192958 Jy ! Component: 550 - total flux cleaned = 0.00202279 Jy ! Component: 600 - total flux cleaned = 0.0021133 Jy ! Component: 650 - total flux cleaned = 0.00229083 Jy ! Component: 700 - total flux cleaned = 0.00246369 Jy ! Component: 750 - total flux cleaned = 0.00271471 Jy ! Component: 800 - total flux cleaned = 0.00279613 Jy ! Component: 850 - total flux cleaned = 0.00291679 Jy ! Component: 900 - total flux cleaned = 0.00295659 Jy ! Component: 950 - total flux cleaned = 0.003073 Jy ! Component: 1000 - total flux cleaned = 0.00322318 Jy ! Component: 1050 - total flux cleaned = 0.00329673 Jy ! Component: 1100 - total flux cleaned = 0.00333245 Jy ! Component: 1150 - total flux cleaned = 0.00343881 Jy ! Component: 1200 - total flux cleaned = 0.00354263 Jy ! Component: 1250 - total flux cleaned = 0.00364457 Jy ! Component: 1300 - total flux cleaned = 0.00367806 Jy ! Component: 1350 - total flux cleaned = 0.00377727 Jy ! Component: 1400 - total flux cleaned = 0.00384243 Jy ! Component: 1450 - total flux cleaned = 0.00393769 Jy ! Component: 1500 - total flux cleaned = 0.00396853 Jy ! Component: 1550 - total flux cleaned = 0.00412362 Jy ! Component: 1600 - total flux cleaned = 0.00409299 Jy ! Component: 1650 - total flux cleaned = 0.00412312 Jy ! Component: 1700 - total flux cleaned = 0.00415345 Jy ! Component: 1750 - total flux cleaned = 0.00424216 Jy ! Component: 1800 - total flux cleaned = 0.00438691 Jy ! Component: 1850 - total flux cleaned = 0.00432974 Jy ! Component: 1900 - total flux cleaned = 0.00447104 Jy ! Component: 1950 - total flux cleaned = 0.0044991 Jy ! Component: 2000 - total flux cleaned = 0.00458239 Jy ! Component: 2050 - total flux cleaned = 0.00463656 Jy ! Component: 2100 - total flux cleaned = 0.00458289 Jy ! Component: 2150 - total flux cleaned = 0.00468945 Jy ! Component: 2200 - total flux cleaned = 0.00471559 Jy ! Component: 2250 - total flux cleaned = 0.00471535 Jy ! Component: 2300 - total flux cleaned = 0.00466397 Jy ! Component: 2350 - total flux cleaned = 0.00468898 Jy ! Component: 2400 - total flux cleaned = 0.00473933 Jy ! Component: 2450 - total flux cleaned = 0.00471368 Jy ! Component: 2500 - total flux cleaned = 0.0047387 Jy ! Component: 2550 - total flux cleaned = 0.00481217 Jy ! Component: 2600 - total flux cleaned = 0.00483599 Jy ! Component: 2650 - total flux cleaned = 0.00490808 Jy ! Component: 2700 - total flux cleaned = 0.00495564 Jy ! Component: 2750 - total flux cleaned = 0.0050265 Jy ! Component: 2800 - total flux cleaned = 0.00518963 Jy ! Component: 2850 - total flux cleaned = 0.0052356 Jy ! Component: 2900 - total flux cleaned = 0.00544178 Jy ! Component: 2950 - total flux cleaned = 0.0054644 Jy ! Component: 3000 - total flux cleaned = 0.00557698 Jy ! Component: 3050 - total flux cleaned = 0.00571067 Jy ! Component: 3100 - total flux cleaned = 0.00575488 Jy ! Component: 3150 - total flux cleaned = 0.00588611 Jy ! Component: 3200 - total flux cleaned = 0.00599477 Jy ! Component: 3250 - total flux cleaned = 0.00612386 Jy ! Component: 3300 - total flux cleaned = 0.0061239 Jy ! Component: 3350 - total flux cleaned = 0.00625119 Jy ! Component: 3400 - total flux cleaned = 0.00631438 Jy ! Component: 3450 - total flux cleaned = 0.00643944 Jy ! Component: 3500 - total flux cleaned = 0.00652201 Jy ! Component: 3550 - total flux cleaned = 0.00656312 Jy ! Component: 3600 - total flux cleaned = 0.00658395 Jy ! Component: 3650 - total flux cleaned = 0.0066653 Jy ! Component: 3700 - total flux cleaned = 0.00682652 Jy ! Component: 3750 - total flux cleaned = 0.00690677 Jy ! Component: 3800 - total flux cleaned = 0.0069863 Jy ! Component: 3850 - total flux cleaned = 0.00712449 Jy ! Component: 3900 - total flux cleaned = 0.00720296 Jy ! Component: 3950 - total flux cleaned = 0.00724183 Jy ! Component: 4000 - total flux cleaned = 0.0073386 Jy ! Component: 4050 - total flux cleaned = 0.00739637 Jy ! Total flux subtracted in 4096 components = 0.00753022 Jy ! Clean residual min=-0.001214 max=0.001123 Jy/beam ! Clean residual mean=0.000003 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.642242 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 394 components and 0.642242 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1955+5131_X_f_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8556 x 2.654 at -49.05 degrees (North through East) ! Clean map min=-0.0022511 max=0.46233 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1955+5131_X_f_map.fits wmodel /image_prod/ug002_uva//J1955+5131_X_f_map.mod ! Writing 394 model components to file: /image_prod/ug002_uva//J1955+5131_X_f_map.mod wobs /image_prod/ug002_uva//J1955+5131_X_f_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1955+5131_X_f_uvs.fits wwins /image_prod/ug002_uva//J1955+5131_X_f_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1955+5131_X_f_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.462332 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000321084 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.208346 0.208346 0.416692 0.833384 1.66677 3.33354 6.66707 13.3341 26.6683 53.3366 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.462 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1439.91 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1955+5131_X_f_dfm.log closed on Thu Mar 5 04:28:48 2020