! Started logfile: /vlbi/uf001/uva//J1853+2344_X_dfm.log on Mon Jan 14 04:50:29 2019 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 /vlbi/uf001/uva//J1853+2344_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1853+2344_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984016 visibilities/baseline/integration-bin. ! Found source: J1853+2344 ! ! 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 30288 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 J1853+2344_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003989Jy sigma=26.548348 ! Fit after self-cal, rms=0.918515Jy sigma=24.258942 ! 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=0.6954 mas, bmaj=1.53 mas, bpa=-6.079 degrees ! Estimated noise=0.295431 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 = 0.0601335 Jy ! Component: 100 - total flux cleaned = 0.079567 Jy ! Total flux subtracted in 100 components = 0.079567 Jy ! Clean residual min=-0.003235 max=0.009005 Jy/beam ! Clean residual mean=0.000003 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.079567 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.079567 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=0.055552Jy sigma=1.400275 ! Fit after self-cal, rms=0.055353Jy sigma=1.395465 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101553 Jy ! Component: 100 - total flux cleaned = 0.0154918 Jy ! Total flux subtracted in 100 components = 0.0154918 Jy ! Clean residual min=-0.003340 max=0.006200 Jy/beam ! Clean residual mean=0.000002 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.0950587 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.0950587 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=0.052897Jy sigma=1.326684 ! Fit after self-cal, rms=0.052871Jy sigma=1.325962 ! Inverting map ! Added new window around map position (0.2, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539278 Jy ! Component: 100 - total flux cleaned = 0.00805788 Jy ! Total flux subtracted in 100 components = 0.00805788 Jy ! Clean residual min=-0.002885 max=0.002321 Jy/beam ! Clean residual mean=0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.103117 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.103117 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=0.052161Jy sigma=1.306602 ! Fit after self-cal, rms=0.052127Jy sigma=1.305632 ! 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=0.8989 mas, bmaj=1.825 mas, bpa=-6.07 degrees ! Estimated noise=0.161365 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 = 0.00356504 Jy ! Component: 100 - total flux cleaned = 0.0055896 Jy ! Component: 150 - total flux cleaned = 0.00686536 Jy ! Component: 200 - total flux cleaned = 0.00776409 Jy ! Total flux subtracted in 200 components = 0.00776409 Jy ! Clean residual min=-0.001813 max=0.002274 Jy/beam ! Clean residual mean=0.000002 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.110881 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 40 components and 0.110881 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=0.051877Jy sigma=1.298605 ! Fit after self-cal, rms=0.051867Jy sigma=1.298271 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8989 x 1.825 at -6.07 degrees (North through East) ! Clean map min=-0.0016932 max=0.081115 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.98 KP 1.06 ! LA 1.01 MK 1.01 NL 1.09 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.94 KP 1.02 ! LA 0.97 MK 1.01 NL 1.16 OV 0.89 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.94 KP 1.02 ! LA 1.02 MK 1.00 NL 1.11 OV 0.90 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.95 KP 1.04 ! LA 0.99 MK 1.01 NL 1.14 OV 0.92 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.99 KP 1.04 ! LA 0.97 MK 0.99 NL 1.12 OV 0.93 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.98 KP 1.03 ! LA 1.01 MK 0.98 NL 1.10 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.01 ! LA 0.96 MK 1.03 NL 1.12 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 1.07 ! LA 0.99 MK 1.00 NL 1.12 OV 0.90 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.96 KP 1.01 ! LA 0.97 MK 1.04 NL 1.11 OV 0.91 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 1.03 ! LA 1.00 MK 1.00 NL 1.12 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.97 KP 1.03 ! LA 1.00 MK 1.00 NL 1.15 OV 0.94 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.93 KP 1.00 ! LA 0.98 MK 0.99 NL 1.12 OV 0.94 ! PT 1.01 SC 1.01 ! ! ! Fit before self-cal, rms=0.051867Jy sigma=1.298271 ! Fit after self-cal, rms=0.051009Jy sigma=1.283795 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8962 mas, bmaj=1.833 mas, bpa=-5.804 degrees ! Estimated noise=0.161036 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 = -0.000509629 Jy ! Component: 100 - total flux cleaned = -0.000597684 Jy ! Component: 150 - total flux cleaned = -0.000610366 Jy ! Component: 200 - total flux cleaned = -0.000634667 Jy ! Total flux subtracted in 200 components = -0.000634667 Jy ! Clean residual min=-0.000969 max=0.000862 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.110246 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.110246 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=0.050996Jy sigma=1.283419 ! Fit after self-cal, rms=0.051018Jy sigma=1.283127 ! 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=0.051018Jy sigma=1.283127 ! Fit after self-cal, rms=0.051025Jy sigma=1.279519 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8944 mas, bmaj=1.83 mas, bpa=-5.845 degrees ! Estimated noise=0.160808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.77694e-05 Jy ! Component: 100 - total flux cleaned = 7.75209e-05 Jy ! Component: 150 - total flux cleaned = 6.70701e-05 Jy ! Component: 200 - total flux cleaned = 5.80902e-05 Jy ! Total flux subtracted in 200 components = 5.80902e-05 Jy ! Clean residual min=-0.000824 max=0.000870 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.110304 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.110304 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=0.051019Jy sigma=1.279393 ! Fit after self-cal, rms=0.051026Jy sigma=1.279328 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 = 1.15698e-05 Jy ! Component: 100 - total flux cleaned = 3.28866e-06 Jy ! Component: 150 - total flux cleaned = -1.94658e-05 Jy ! Component: 200 - total flux cleaned = -2.6466e-05 Jy ! Total flux subtracted in 200 components = -2.6466e-05 Jy ! Clean residual min=-0.000835 max=0.000867 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.110278 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.110278 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=0.051023Jy sigma=1.279280 ! Fit after self-cal, rms=0.051023Jy sigma=1.279277 ! 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=0.051023Jy sigma=1.279277 ! Fit after self-cal, rms=0.051014Jy sigma=1.279249 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8931 mas, bmaj=1.827 mas, bpa=-5.824 degrees ! Estimated noise=0.160784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010091 Jy ! Component: 100 - total flux cleaned = 0.000116496 Jy ! Component: 150 - total flux cleaned = 0.000116698 Jy ! Component: 200 - total flux cleaned = 0.000116303 Jy ! Total flux subtracted in 200 components = 0.000116303 Jy ! Clean residual min=-0.000825 max=0.000861 Jy/beam ! Clean residual mean=0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.110394 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.110394 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=0.051012Jy sigma=1.279208 ! Fit after self-cal, rms=0.051013Jy sigma=1.279200 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.42921e-06 Jy ! Component: 100 - total flux cleaned = -1.54213e-05 Jy ! Component: 150 - total flux cleaned = -2.64543e-05 Jy ! Component: 200 - total flux cleaned = -3.69558e-05 Jy ! Total flux subtracted in 200 components = -3.69558e-05 Jy ! Clean residual min=-0.000822 max=0.000860 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.110357 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.110357 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=0.051011Jy sigma=1.279177 ! Fit after self-cal, rms=0.051011Jy sigma=1.279175 ! 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=0.051011Jy sigma=1.279175 ! Fit after self-cal, rms=0.051011Jy sigma=1.279162 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=2.767 mas, bpa=-3.22 degrees ! Estimated noise=0.203919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.30341e-05 Jy ! Component: 100 - total flux cleaned = -1.7141e-05 Jy ! Component: 150 - total flux cleaned = 9.77648e-07 Jy ! Component: 200 - total flux cleaned = 9.05286e-06 Jy ! Total flux subtracted in 200 components = 9.05286e-06 Jy ! Clean residual min=-0.000896 max=0.000937 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.110366 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 0.110366 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=0.051011Jy sigma=1.279181 ! Fit after self-cal, rms=0.051011Jy sigma=1.279175 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 = -1.37574e-05 Jy ! Component: 100 - total flux cleaned = -1.36685e-05 Jy ! Component: 150 - total flux cleaned = -1.34439e-05 Jy ! Component: 200 - total flux cleaned = -1.34328e-05 Jy ! Total flux subtracted in 200 components = -1.34328e-05 Jy ! Clean residual min=-0.000887 max=0.000938 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.110353 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 64 components and 0.110353 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=0.051012Jy sigma=1.279188 ! Fit after self-cal, rms=0.051012Jy sigma=1.279183 ! 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=0.8921 mas, bmaj=1.825 mas, bpa=-5.785 degrees ! Estimated noise=0.160802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8921 x 1.825 at -5.785 degrees (North through East) ! Clean map min=-0.00076238 max=0.08069 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=0.6891 mas, bmaj=1.526 mas, bpa=-5.723 degrees ! Estimated noise=0.293715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0599199 Jy ! Component: 100 - total flux cleaned = 0.0801321 Jy ! Component: 150 - total flux cleaned = 0.0909224 Jy ! Component: 200 - total flux cleaned = 0.0973416 Jy ! Total flux subtracted in 200 components = 0.0973416 Jy ! Clean residual min=-0.001946 max=0.003311 Jy/beam ! Clean residual mean=0.000001 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.0973417 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0973417 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8921 mas, bmaj=1.825 mas, bpa=-5.785 degrees ! Estimated noise=0.160802 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 = 0.00524024 Jy ! Component: 100 - total flux cleaned = 0.00807068 Jy ! Component: 150 - total flux cleaned = 0.00976809 Jy ! Component: 200 - total flux cleaned = 0.0108395 Jy ! Total flux subtracted in 200 components = 0.0108395 Jy ! Clean residual min=-0.000890 max=0.000792 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.108181 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 41 components and 0.108181 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=2.1 mas, bmaj=2.767 mas, bpa=-3.22 degrees ! Estimated noise=0.203919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010217 Jy ! Component: 100 - total flux cleaned = 0.00153792 Jy ! Component: 150 - total flux cleaned = 0.00180371 Jy ! Component: 200 - total flux cleaned = 0.00194356 Jy ! Total flux subtracted in 200 components = 0.00194356 Jy ! Clean residual min=-0.000900 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.110125 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 = 6.4583e-05 Jy ! Component: 100 - total flux cleaned = 7.38622e-05 Jy ! Component: 150 - total flux cleaned = 7.59033e-05 Jy ! Component: 200 - total flux cleaned = 7.78297e-05 Jy ! Total flux subtracted in 200 components = 7.78297e-05 Jy ! Clean residual min=-0.000894 max=0.000930 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.110203 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.110203 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8921 mas, bmaj=1.825 mas, bpa=-5.785 degrees ! Estimated noise=0.160802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000149526 Jy ! Component: 100 - total flux cleaned = -0.000148042 Jy ! Component: 150 - total flux cleaned = -0.000147917 Jy ! Component: 200 - total flux cleaned = -0.000148292 Jy ! Total flux subtracted in 200 components = -0.000148292 Jy ! Clean residual min=-0.000812 max=0.000856 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.110054 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.110054 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=0.051010Jy sigma=1.279113 ! Fit after self-cal, rms=0.051007Jy sigma=1.279078 wmodel J1853+2344_X_map.mod ! Writing 65 model components to file: J1853+2344_X_map.mod wobs J1853+2344_X_uvs.fits ! Writing UV FITS file: J1853+2344_X_uvs.fits wwins J1853+2344_X_map.win ! wwins: Wrote 2 windows to J1853+2344_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 = 0.000113519 Jy ! Component: 100 - total flux cleaned = 6.95641e-05 Jy ! Component: 150 - total flux cleaned = -1.53609e-06 Jy ! Component: 200 - total flux cleaned = -8.47179e-05 Jy ! Component: 250 - total flux cleaned = -0.000192757 Jy ! Component: 300 - total flux cleaned = -0.000232323 Jy ! Component: 350 - total flux cleaned = -0.0002841 Jy ! Component: 400 - total flux cleaned = -0.000296661 Jy ! Component: 450 - total flux cleaned = -0.00030919 Jy ! Component: 500 - total flux cleaned = -0.000334125 Jy ! Component: 550 - total flux cleaned = -0.000370699 Jy ! Component: 600 - total flux cleaned = -0.000370817 Jy ! Component: 650 - total flux cleaned = -0.000429919 Jy ! Component: 700 - total flux cleaned = -0.000476717 Jy ! Component: 750 - total flux cleaned = -0.000511289 Jy ! Component: 800 - total flux cleaned = -0.0005684 Jy ! Component: 850 - total flux cleaned = -0.000635785 Jy ! Component: 900 - total flux cleaned = -0.000669041 Jy ! Component: 950 - total flux cleaned = -0.000701952 Jy ! Component: 1000 - total flux cleaned = -0.000723695 Jy ! Component: 1050 - total flux cleaned = -0.000745245 Jy ! Component: 1100 - total flux cleaned = -0.000766582 Jy ! Component: 1150 - total flux cleaned = -0.000756098 Jy ! Component: 1200 - total flux cleaned = -0.000808474 Jy ! Component: 1250 - total flux cleaned = -0.000829138 Jy ! Component: 1300 - total flux cleaned = -0.00083946 Jy ! Component: 1350 - total flux cleaned = -0.000849739 Jy ! Component: 1400 - total flux cleaned = -0.000890323 Jy ! Component: 1450 - total flux cleaned = -0.000890161 Jy ! Component: 1500 - total flux cleaned = -0.00092018 Jy ! Component: 1550 - total flux cleaned = -0.000959686 Jy ! Component: 1600 - total flux cleaned = -0.000969392 Jy ! Component: 1650 - total flux cleaned = -0.000950034 Jy ! Component: 1700 - total flux cleaned = -0.000988641 Jy ! Component: 1750 - total flux cleaned = -0.000969512 Jy ! Component: 1800 - total flux cleaned = -0.000988452 Jy ! Component: 1850 - total flux cleaned = -0.000997945 Jy ! Component: 1900 - total flux cleaned = -0.00101667 Jy ! Component: 1950 - total flux cleaned = -0.000998082 Jy ! Component: 2000 - total flux cleaned = -0.000988861 Jy ! Component: 2050 - total flux cleaned = -0.00102555 Jy ! Component: 2100 - total flux cleaned = -0.00105278 Jy ! Component: 2150 - total flux cleaned = -0.00107086 Jy ! Component: 2200 - total flux cleaned = -0.00104389 Jy ! Component: 2250 - total flux cleaned = -0.00105291 Jy ! Component: 2300 - total flux cleaned = -0.00105304 Jy ! Component: 2350 - total flux cleaned = -0.0010883 Jy ! Component: 2400 - total flux cleaned = -0.00114966 Jy ! Component: 2450 - total flux cleaned = -0.00115832 Jy ! Component: 2500 - total flux cleaned = -0.00112366 Jy ! Component: 2550 - total flux cleaned = -0.00114948 Jy ! Component: 2600 - total flux cleaned = -0.00111529 Jy ! Component: 2650 - total flux cleaned = -0.00114079 Jy ! Component: 2700 - total flux cleaned = -0.00114087 Jy ! Component: 2750 - total flux cleaned = -0.00112408 Jy ! Component: 2800 - total flux cleaned = -0.00111568 Jy ! Component: 2850 - total flux cleaned = -0.00112395 Jy ! Component: 2900 - total flux cleaned = -0.00111572 Jy ! Component: 2950 - total flux cleaned = -0.00108278 Jy ! Component: 3000 - total flux cleaned = -0.00109924 Jy ! Component: 3050 - total flux cleaned = -0.00108288 Jy ! Component: 3100 - total flux cleaned = -0.00105053 Jy ! Component: 3150 - total flux cleaned = -0.00105848 Jy ! Component: 3200 - total flux cleaned = -0.00105045 Jy ! Component: 3250 - total flux cleaned = -0.00101853 Jy ! Component: 3300 - total flux cleaned = -0.00105808 Jy ! Component: 3350 - total flux cleaned = -0.00102656 Jy ! Component: 3400 - total flux cleaned = -0.0010501 Jy ! Component: 3450 - total flux cleaned = -0.00102668 Jy ! Component: 3500 - total flux cleaned = -0.00101118 Jy ! Component: 3550 - total flux cleaned = -0.000995751 Jy ! Component: 3600 - total flux cleaned = -0.00101886 Jy ! Component: 3650 - total flux cleaned = -0.00101116 Jy ! Component: 3700 - total flux cleaned = -0.000980704 Jy ! Component: 3750 - total flux cleaned = -0.000995822 Jy ! Component: 3800 - total flux cleaned = -0.000980783 Jy ! Component: 3850 - total flux cleaned = -0.000913187 Jy ! Component: 3900 - total flux cleaned = -0.000980467 Jy ! Component: 3950 - total flux cleaned = -0.000980504 Jy ! Component: 4000 - total flux cleaned = -0.000936035 Jy ! Component: 4050 - total flux cleaned = -0.000950758 Jy ! Total flux subtracted in 4096 components = -0.000958089 Jy ! Clean residual min=-0.000462 max=0.000447 Jy/beam ! Clean residual mean=0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.109096 Jy keep ! Adding 349 model components to the UV plane model. ! The established model now contains 414 components and 0.109096 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1853+2344_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8921 x 1.825 at -5.785 degrees (North through East) ! Clean map min=-0.00059859 max=0.080763 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1853+2344_X_map.fits wmodel /vlbi/uf001/uva//J1853+2344_X_map.mod ! Writing 414 model components to file: /vlbi/uf001/uva//J1853+2344_X_map.mod wobs /vlbi/uf001/uva//J1853+2344_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1853+2344_X_uvs.fits wwins /vlbi/uf001/uva//J1853+2344_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1853+2344_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0807635 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128092 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.475805 0.475805 0.951611 1.90322 3.80644 7.61289 15.2258 30.4515 60.9031 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.08 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 630.509 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1853+2344_X_dfm.log closed on Mon Jan 14 04:50:34 2019