! Started logfile: /vlbi/uf001/uva//J1254+4536_X_dfm.log on Mon Jan 14 02:05:57 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//J1254+4536_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1254+4536_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.868966 visibilities/baseline/integration-bin. ! Found source: J1254+4536 ! ! 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 40824 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 J1254+4536_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 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 86 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006759Jy sigma=22.713172 ! Fit after self-cal, rms=0.937914Jy sigma=21.095684 ! 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=0.7437 mas, bmaj=1.366 mas, bpa=12.71 degrees ! Estimated noise=0.355311 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 = 0.0494431 Jy ! Component: 100 - total flux cleaned = 0.0613449 Jy ! Total flux subtracted in 100 components = 0.0613449 Jy ! Clean residual min=-0.003814 max=0.007050 Jy/beam ! Clean residual mean=0.000014 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.0613449 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0613449 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=0.060705Jy sigma=1.301636 ! Fit after self-cal, rms=0.059761Jy sigma=1.281648 ! Inverting map ! Added new window around map position (1.8, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00708112 Jy ! Component: 100 - total flux cleaned = 0.011533 Jy ! Total flux subtracted in 100 components = 0.011533 Jy ! Clean residual min=-0.003333 max=0.005713 Jy/beam ! Clean residual mean=0.000009 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.072878 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.072878 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=0.058901Jy sigma=1.257193 ! Fit after self-cal, rms=0.058844Jy sigma=1.255310 ! Inverting map ! Added new window around map position (-0.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0051705 Jy ! Component: 100 - total flux cleaned = 0.00812903 Jy ! Total flux subtracted in 100 components = 0.00812903 Jy ! Clean residual min=-0.003128 max=0.004497 Jy/beam ! Clean residual mean=0.000004 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.081007 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.081007 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=0.058377Jy sigma=1.243182 ! Fit after self-cal, rms=0.058336Jy sigma=1.242030 ! 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=1.019 mas, bmaj=1.664 mas, bpa=14.58 degrees ! Estimated noise=0.160348 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 (-1.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422815 Jy ! Component: 100 - total flux cleaned = 0.00679614 Jy ! Component: 150 - total flux cleaned = 0.00768451 Jy ! Component: 200 - total flux cleaned = 0.00803472 Jy ! Total flux subtracted in 200 components = 0.00803472 Jy ! Clean residual min=-0.002539 max=0.003378 Jy/beam ! Clean residual mean=-0.000000 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0890417 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.0890417 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=0.057978Jy sigma=1.233043 ! Fit after self-cal, rms=0.057945Jy sigma=1.232315 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 1.664 at 14.58 degrees (North through East) ! Clean map min=-0.0023933 max=0.06268 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.88 KP 1.03 ! LA 0.97 MK 1.02 NL 1.17 OV 0.91 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.86 KP 0.99 ! LA 0.98 MK 1.05 NL 1.18 OV 0.89 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.91 KP 0.98 ! LA 0.98 MK 1.06 NL 1.20 OV 0.89 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.89 KP 1.02 ! LA 0.99 MK 1.06 NL 1.21 OV 0.91 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.92 KP 1.01 ! LA 0.99 MK 1.04 NL 1.16 OV 0.89 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 0.92 KP 1.02 ! LA 0.98 MK 1.02 NL 1.15 OV 0.92 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.87 KP 1.07 ! LA 0.99 MK 1.01 NL 1.20 OV 0.87 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.93 KP 1.04 ! LA 1.01 MK 1.05 NL 1.22 OV 0.89 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.91 KP 1.00 ! LA 0.99 MK 1.04 NL 1.16 OV 0.91 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.94 KP 1.04 ! LA 0.99 MK 1.06 NL 1.19 OV 0.90 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.91 KP 1.04 ! LA 0.96 MK 1.04 NL 1.13 OV 0.91 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.85 KP 1.02 ! LA 0.98 MK 1.01 NL 1.19 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.057945Jy sigma=1.232315 ! Fit after self-cal, rms=0.058120Jy sigma=1.222694 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.654 mas, bpa=14.44 degrees ! Estimated noise=0.160375 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 (-22.4, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000465976 Jy ! Component: 100 - total flux cleaned = 0.000254852 Jy ! Component: 150 - total flux cleaned = 0.000195503 Jy ! Component: 200 - total flux cleaned = 9.00863e-05 Jy ! Total flux subtracted in 200 components = 9.00863e-05 Jy ! Clean residual min=-0.002062 max=0.002095 Jy/beam ! Clean residual mean=-0.000000 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.0891318 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.0891318 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=0.057969Jy sigma=1.219152 ! Fit after self-cal, rms=0.058037Jy sigma=1.218467 ! 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=0.058037Jy sigma=1.218467 ! Fit after self-cal, rms=0.064209Jy sigma=1.205748 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.677 mas, bpa=16.22 degrees ! Estimated noise=0.164236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163077 Jy ! Component: 100 - total flux cleaned = -0.00211793 Jy ! Component: 150 - total flux cleaned = -0.00245834 Jy ! Component: 200 - total flux cleaned = -0.00259248 Jy ! Total flux subtracted in 200 components = -0.00259248 Jy ! Clean residual min=-0.001267 max=0.000957 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0865393 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0865394 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=0.064162Jy sigma=1.204402 ! Fit after self-cal, rms=0.064259Jy sigma=1.203847 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 = -0.000357118 Jy ! Component: 100 - total flux cleaned = -0.000286764 Jy ! Component: 150 - total flux cleaned = -0.000264871 Jy ! Component: 200 - total flux cleaned = -0.000244731 Jy ! Total flux subtracted in 200 components = -0.000244731 Jy ! Clean residual min=-0.001134 max=0.000956 Jy/beam ! Clean residual mean=0.000002 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0862946 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.0862946 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=0.064247Jy sigma=1.203407 ! Fit after self-cal, rms=0.064242Jy sigma=1.203374 ! 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=0.064242Jy sigma=1.203374 ! Fit after self-cal, rms=0.065723Jy sigma=1.203047 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.681 mas, bpa=16.2 degrees ! Estimated noise=0.164174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101152 Jy ! Component: 100 - total flux cleaned = -0.00141171 Jy ! Component: 150 - total flux cleaned = -0.00155619 Jy ! Component: 200 - total flux cleaned = -0.00162921 Jy ! Total flux subtracted in 200 components = -0.00162921 Jy ! Clean residual min=-0.001051 max=0.000882 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0846654 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.0846654 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=0.065704Jy sigma=1.202507 ! Fit after self-cal, rms=0.065713Jy sigma=1.202454 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 = -0.000155135 Jy ! Component: 100 - total flux cleaned = -0.000188395 Jy ! Component: 150 - total flux cleaned = -0.000234991 Jy ! Component: 200 - total flux cleaned = -0.000264266 Jy ! Total flux subtracted in 200 components = -0.000264266 Jy ! Clean residual min=-0.000999 max=0.000867 Jy/beam ! Clean residual mean=0.000002 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0844011 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 97 components and 0.0844011 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=0.065706Jy sigma=1.202249 ! Fit after self-cal, rms=0.065704Jy sigma=1.202239 ! 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=0.065704Jy sigma=1.202239 ! Fit after self-cal, rms=0.066436Jy sigma=1.202102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.225 mas, bmaj=2.62 mas, bpa=35.14 degrees ! Estimated noise=0.197637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000804265 Jy ! Component: 100 - total flux cleaned = -0.00118103 Jy ! Component: 150 - total flux cleaned = -0.00132881 Jy ! Component: 200 - total flux cleaned = -0.00140391 Jy ! Total flux subtracted in 200 components = -0.00140391 Jy ! Clean residual min=-0.000955 max=0.000880 Jy/beam ! Clean residual mean=0.000003 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0829972 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.0829972 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=0.066429Jy sigma=1.201917 ! Fit after self-cal, rms=0.066432Jy sigma=1.201889 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 = -0.000155138 Jy ! Component: 100 - total flux cleaned = -0.000210478 Jy ! Component: 150 - total flux cleaned = -0.000248829 Jy ! Component: 200 - total flux cleaned = -0.000274743 Jy ! Total flux subtracted in 200 components = -0.000274743 Jy ! Clean residual min=-0.000911 max=0.000877 Jy/beam ! Clean residual mean=0.000004 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0827225 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 124 components and 0.0827224 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=0.066430Jy sigma=1.201846 ! Fit after self-cal, rms=0.066430Jy sigma=1.201840 ! 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=1.01 mas, bmaj=1.682 mas, bpa=16.22 degrees ! Estimated noise=0.163921 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.682 at 16.22 degrees (North through East) ! Clean map min=-0.00084669 max=0.064033 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=0.7378 mas, bmaj=1.376 mas, bpa=13.66 degrees ! Estimated noise=0.361977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0508151 Jy ! Component: 100 - total flux cleaned = 0.0632235 Jy ! Component: 150 - total flux cleaned = 0.0689765 Jy ! Component: 200 - total flux cleaned = 0.0727208 Jy ! Total flux subtracted in 200 components = 0.0727208 Jy ! Clean residual min=-0.002107 max=0.002230 Jy/beam ! Clean residual mean=0.000006 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.0727208 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0727208 Jy ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.682 mas, bpa=16.22 degrees ! Estimated noise=0.163921 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 = 0.0033025 Jy ! Component: 100 - total flux cleaned = 0.00530973 Jy ! Component: 150 - total flux cleaned = 0.00675491 Jy ! Component: 200 - total flux cleaned = 0.00768364 Jy ! Total flux subtracted in 200 components = 0.00768364 Jy ! Clean residual min=-0.000982 max=0.001042 Jy/beam ! Clean residual mean=0.000004 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0804045 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 35 components and 0.0804045 Jy ! Inverting map ! Added new window around map position (0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000786463 Jy ! Component: 100 - total flux cleaned = 0.00115187 Jy ! Component: 150 - total flux cleaned = 0.00135846 Jy ! Component: 200 - total flux cleaned = 0.00154745 Jy ! Total flux subtracted in 200 components = 0.00154745 Jy ! Clean residual min=-0.000871 max=0.000840 Jy/beam ! Clean residual mean=0.000002 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0819519 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 0.0819519 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=2.225 mas, bmaj=2.62 mas, bpa=35.14 degrees ! Estimated noise=0.197637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000503118 Jy ! Component: 100 - total flux cleaned = 0.00070206 Jy ! Component: 150 - total flux cleaned = 0.000748746 Jy ! Component: 200 - total flux cleaned = 0.000748399 Jy ! Total flux subtracted in 200 components = 0.000748399 Jy ! Clean residual min=-0.000923 max=0.000925 Jy/beam ! Clean residual mean=0.000004 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0827003 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 = 1.2902e-05 Jy ! Component: 100 - total flux cleaned = 2.48016e-05 Jy ! Component: 150 - total flux cleaned = 2.50669e-05 Jy ! Component: 200 - total flux cleaned = 2.50423e-05 Jy ! Total flux subtracted in 200 components = 2.50423e-05 Jy ! Clean residual min=-0.000904 max=0.000911 Jy/beam ! Clean residual mean=0.000004 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0827253 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 85 components and 0.0827253 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.682 mas, bpa=16.22 degrees ! Estimated noise=0.163921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000218367 Jy ! Component: 100 - total flux cleaned = -0.000301645 Jy ! Component: 150 - total flux cleaned = -0.000283923 Jy ! Component: 200 - total flux cleaned = -0.000249014 Jy ! Total flux subtracted in 200 components = -0.000249014 Jy ! Clean residual min=-0.000833 max=0.000789 Jy/beam ! Clean residual mean=0.000002 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0824763 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 98 components and 0.0824763 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=0.066447Jy sigma=1.201887 ! Fit after self-cal, rms=0.066430Jy sigma=1.201766 wmodel J1254+4536_X_map.mod ! Writing 98 model components to file: J1254+4536_X_map.mod wobs J1254+4536_X_uvs.fits ! Writing UV FITS file: J1254+4536_X_uvs.fits wwins J1254+4536_X_map.win ! wwins: Wrote 6 windows to J1254+4536_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 = -0.000264538 Jy ! Component: 100 - total flux cleaned = -0.000489812 Jy ! Component: 150 - total flux cleaned = -0.000719728 Jy ! Component: 200 - total flux cleaned = -0.000837655 Jy ! Component: 250 - total flux cleaned = -0.000952342 Jy ! Component: 300 - total flux cleaned = -0.00103958 Jy ! Component: 350 - total flux cleaned = -0.00110083 Jy ! Component: 400 - total flux cleaned = -0.00117264 Jy ! Component: 450 - total flux cleaned = -0.00120759 Jy ! Component: 500 - total flux cleaned = -0.00123075 Jy ! Component: 550 - total flux cleaned = -0.00127629 Jy ! Component: 600 - total flux cleaned = -0.0012989 Jy ! Component: 650 - total flux cleaned = -0.00134316 Jy ! Component: 700 - total flux cleaned = -0.00135417 Jy ! Component: 750 - total flux cleaned = -0.00138652 Jy ! Component: 800 - total flux cleaned = -0.00139719 Jy ! Component: 850 - total flux cleaned = -0.0014182 Jy ! Component: 900 - total flux cleaned = -0.00142859 Jy ! Component: 950 - total flux cleaned = -0.00144908 Jy ! Component: 1000 - total flux cleaned = -0.00147924 Jy ! Component: 1050 - total flux cleaned = -0.00148898 Jy ! Component: 1100 - total flux cleaned = -0.00150861 Jy ! Component: 1150 - total flux cleaned = -0.00148922 Jy ! Component: 1200 - total flux cleaned = -0.00154707 Jy ! Component: 1250 - total flux cleaned = -0.00153743 Jy ! Component: 1300 - total flux cleaned = -0.0015565 Jy ! Component: 1350 - total flux cleaned = -0.00158458 Jy ! Component: 1400 - total flux cleaned = -0.00162172 Jy ! Component: 1450 - total flux cleaned = -0.00164009 Jy ! Component: 1500 - total flux cleaned = -0.00165835 Jy ! Component: 1550 - total flux cleaned = -0.00168541 Jy ! Component: 1600 - total flux cleaned = -0.00170329 Jy ! Component: 1650 - total flux cleaned = -0.00174773 Jy ! Component: 1700 - total flux cleaned = -0.00176525 Jy ! Component: 1750 - total flux cleaned = -0.00176521 Jy ! Component: 1800 - total flux cleaned = -0.00181733 Jy ! Component: 1850 - total flux cleaned = -0.00180876 Jy ! Component: 1900 - total flux cleaned = -0.00186874 Jy ! Component: 1950 - total flux cleaned = -0.0019112 Jy ! Component: 2000 - total flux cleaned = -0.0019617 Jy ! Component: 2050 - total flux cleaned = -0.00196166 Jy ! Component: 2100 - total flux cleaned = -0.00196171 Jy ! Component: 2150 - total flux cleaned = -0.00199469 Jy ! Component: 2200 - total flux cleaned = -0.00206024 Jy ! Component: 2250 - total flux cleaned = -0.00208465 Jy ! Component: 2300 - total flux cleaned = -0.00207652 Jy ! Component: 2350 - total flux cleaned = -0.00211673 Jy ! Component: 2400 - total flux cleaned = -0.00212473 Jy ! Component: 2450 - total flux cleaned = -0.00217232 Jy ! Component: 2500 - total flux cleaned = -0.00214861 Jy ! Component: 2550 - total flux cleaned = -0.0021877 Jy ! Component: 2600 - total flux cleaned = -0.00218773 Jy ! Component: 2650 - total flux cleaned = -0.00221093 Jy ! Component: 2700 - total flux cleaned = -0.0022032 Jy ! Component: 2750 - total flux cleaned = -0.00222605 Jy ! Component: 2800 - total flux cleaned = -0.0022489 Jy ! Component: 2850 - total flux cleaned = -0.00225648 Jy ! Component: 2900 - total flux cleaned = -0.00228653 Jy ! Component: 2950 - total flux cleaned = -0.00227165 Jy ! Component: 3000 - total flux cleaned = -0.00230126 Jy ! Component: 3050 - total flux cleaned = -0.00229389 Jy ! Component: 3100 - total flux cleaned = -0.00229387 Jy ! Component: 3150 - total flux cleaned = -0.00231575 Jy ! Component: 3200 - total flux cleaned = -0.00229403 Jy ! Component: 3250 - total flux cleaned = -0.00233011 Jy ! Component: 3300 - total flux cleaned = -0.00234442 Jy ! Component: 3350 - total flux cleaned = -0.00238726 Jy ! Component: 3400 - total flux cleaned = -0.00239434 Jy ! Component: 3450 - total flux cleaned = -0.00240133 Jy ! Component: 3500 - total flux cleaned = -0.0024013 Jy ! Component: 3550 - total flux cleaned = -0.0024152 Jy ! Component: 3600 - total flux cleaned = -0.00240127 Jy ! Component: 3650 - total flux cleaned = -0.00238053 Jy ! Component: 3700 - total flux cleaned = -0.00242872 Jy ! Component: 3750 - total flux cleaned = -0.00246299 Jy ! Component: 3800 - total flux cleaned = -0.00244249 Jy ! Component: 3850 - total flux cleaned = -0.00246287 Jy ! Component: 3900 - total flux cleaned = -0.00244931 Jy ! Component: 3950 - total flux cleaned = -0.00245599 Jy ! Component: 4000 - total flux cleaned = -0.00246264 Jy ! Component: 4050 - total flux cleaned = -0.00245602 Jy ! Total flux subtracted in 4096 components = -0.00244279 Jy ! Clean residual min=-0.000444 max=0.000501 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0800335 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 387 components and 0.0800336 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1254+4536_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.682 at 16.22 degrees (North through East) ! Clean map min=-0.00064796 max=0.064425 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1254+4536_X_map.fits wmodel /vlbi/uf001/uva//J1254+4536_X_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J1254+4536_X_map.mod wobs /vlbi/uf001/uva//J1254+4536_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1254+4536_X_uvs.fits wwins /vlbi/uf001/uva//J1254+4536_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1254+4536_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0644253 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114118 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.531398 0.531398 1.0628 2.12559 4.25119 8.50237 17.0047 34.0095 68.019 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 564.548 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1254+4536_X_dfm.log closed on Mon Jan 14 02:06:04 2019