! Started logfile: /vlbi/uf001/uva//J1502-1508_X_dfm.log on Mon Jan 14 03:09:05 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//J1502-1508_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1502-1508_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978363 visibilities/baseline/integration-bin. ! Found source: J1502-1508 ! ! 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 20076 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 J1502-1508_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014436Jy sigma=23.726917 ! Fit after self-cal, rms=0.842063Jy sigma=19.567149 ! 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=0.6801 mas, bmaj=1.588 mas, bpa=-2.586 degrees ! Estimated noise=0.409188 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 = 0.122975 Jy ! Component: 100 - total flux cleaned = 0.149983 Jy ! Total flux subtracted in 100 components = 0.149983 Jy ! Clean residual min=-0.005825 max=0.008943 Jy/beam ! Clean residual mean=0.000021 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.149983 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.149983 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=0.067569Jy sigma=1.440395 ! Fit after self-cal, rms=0.067557Jy sigma=1.440219 ! Inverting map ! Added new window around map position (-9.8, 14). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00988135 Jy ! Component: 100 - total flux cleaned = 0.016202 Jy ! Total flux subtracted in 100 components = 0.016202 Jy ! Clean residual min=-0.005550 max=0.007637 Jy/beam ! Clean residual mean=0.000013 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.166185 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.166185 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=0.065758Jy sigma=1.380887 ! Fit after self-cal, rms=0.065711Jy sigma=1.379416 ! Inverting map ! Added new window around map position (-1.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00699766 Jy ! Component: 100 - total flux cleaned = 0.0110397 Jy ! Total flux subtracted in 100 components = 0.0110397 Jy ! Clean residual min=-0.005157 max=0.005821 Jy/beam ! Clean residual mean=0.000008 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.177225 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.177225 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=0.064975Jy sigma=1.358518 ! Fit after self-cal, rms=0.064905Jy sigma=1.356317 ! 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=0.8831 mas, bmaj=1.986 mas, bpa=-1.679 degrees ! Estimated noise=0.220137 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 (10, -13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00601521 Jy ! Component: 100 - total flux cleaned = 0.00965236 Jy ! Component: 150 - total flux cleaned = 0.0124667 Jy ! Component: 200 - total flux cleaned = 0.0146024 Jy ! Total flux subtracted in 200 components = 0.0146024 Jy ! Clean residual min=-0.004207 max=0.003846 Jy/beam ! Clean residual mean=0.000004 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.191827 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 59 components and 0.191827 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=0.064299Jy sigma=1.337777 ! Fit after self-cal, rms=0.064284Jy sigma=1.337178 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8831 x 1.986 at -1.679 degrees (North through East) ! Clean map min=-0.0038411 max=0.15633 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.03 KP 1.01 ! LA 0.99 MK 1.06 NL 1.05 OV 0.93 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.05 KP 1.01 ! LA 1.00 MK 1.03 NL 1.05 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.04 KP 1.02 ! LA 0.98 MK 1.04 NL 1.01 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.06 KP 1.03 ! LA 0.99 MK 1.03 NL 1.04 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.05 KP 1.01 ! LA 0.99 MK 1.04 NL 1.05 OV 0.92 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.03 KP 1.03 ! LA 1.00 MK 1.05 NL 1.02 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.03 KP 1.04 ! LA 0.98 MK 1.05 NL 1.05 OV 0.93 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.06 KP 1.03 ! LA 1.01 MK 1.03 NL 1.02 OV 0.92 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.05 KP 1.04 ! LA 0.99 MK 1.04 NL 1.06 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.03 KP 1.04 ! LA 1.01 MK 1.04 NL 1.05 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.08 KP 1.07 ! LA 1.00 MK 1.06 NL 1.04 OV 0.93 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.04 KP 1.06 ! LA 1.00 MK 1.00 NL 1.05 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Fit before self-cal, rms=0.064284Jy sigma=1.337178 ! Fit after self-cal, rms=0.064666Jy sigma=1.316796 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.889 mas, bmaj=1.995 mas, bpa=-0.8856 degrees ! Estimated noise=0.220277 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 = -0.00138861 Jy ! Component: 100 - total flux cleaned = -0.00198282 Jy ! Component: 150 - total flux cleaned = -0.00227721 Jy ! Component: 200 - total flux cleaned = -0.00222841 Jy ! Total flux subtracted in 200 components = -0.00222841 Jy ! Clean residual min=-0.003227 max=0.002660 Jy/beam ! Clean residual mean=-0.000000 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.189599 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 0.189599 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=0.064501Jy sigma=1.313706 ! Fit after self-cal, rms=0.064538Jy sigma=1.313416 ! 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=0.064538Jy sigma=1.313416 ! Fit after self-cal, rms=0.067359Jy sigma=1.295810 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8894 mas, bmaj=1.994 mas, bpa=-1.214 degrees ! Estimated noise=0.221567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229557 Jy ! Component: 100 - total flux cleaned = -0.00306247 Jy ! Component: 150 - total flux cleaned = -0.00339716 Jy ! Component: 200 - total flux cleaned = -0.00356069 Jy ! Total flux subtracted in 200 components = -0.00356069 Jy ! Clean residual min=-0.002024 max=0.001660 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.186038 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.186038 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=0.067235Jy sigma=1.293462 ! Fit after self-cal, rms=0.067277Jy sigma=1.293263 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 = -0.000330744 Jy ! Component: 100 - total flux cleaned = -0.000263195 Jy ! Component: 150 - total flux cleaned = -0.000292461 Jy ! Component: 200 - total flux cleaned = -0.00029204 Jy ! Total flux subtracted in 200 components = -0.00029204 Jy ! Clean residual min=-0.001864 max=0.001637 Jy/beam ! Clean residual mean=0.000002 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.185746 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 107 components and 0.185746 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=0.067241Jy sigma=1.292620 ! Fit after self-cal, rms=0.067239Jy sigma=1.292588 ! 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=0.067239Jy sigma=1.292588 ! Fit after self-cal, rms=0.067424Jy sigma=1.291707 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.889 mas, bmaj=1.996 mas, bpa=-1.17 degrees ! Estimated noise=0.221298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00149511 Jy ! Component: 100 - total flux cleaned = -0.00194028 Jy ! Component: 150 - total flux cleaned = -0.00219885 Jy ! Component: 200 - total flux cleaned = -0.00225299 Jy ! Total flux subtracted in 200 components = -0.00225299 Jy ! Clean residual min=-0.001615 max=0.001533 Jy/beam ! Clean residual mean=0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.183493 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 112 components and 0.183493 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=0.067368Jy sigma=1.290702 ! Fit after self-cal, rms=0.067369Jy sigma=1.290655 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 = -0.000232533 Jy ! Component: 100 - total flux cleaned = -0.000233066 Jy ! Component: 150 - total flux cleaned = -0.000255356 Jy ! Component: 200 - total flux cleaned = -0.000254954 Jy ! Total flux subtracted in 200 components = -0.000254954 Jy ! Clean residual min=-0.001537 max=0.001495 Jy/beam ! Clean residual mean=0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.183238 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 0.183238 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=0.067351Jy sigma=1.290329 ! Fit after self-cal, rms=0.067350Jy sigma=1.290318 ! 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=0.067350Jy sigma=1.290318 ! Fit after self-cal, rms=0.067464Jy sigma=1.289848 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.239 mas, bmaj=4.062 mas, bpa=3.857 degrees ! Estimated noise=0.278763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00084582 Jy ! Component: 100 - total flux cleaned = -0.00109239 Jy ! Component: 150 - total flux cleaned = -0.00120506 Jy ! Component: 200 - total flux cleaned = -0.00125257 Jy ! Total flux subtracted in 200 components = -0.00125257 Jy ! Clean residual min=-0.001618 max=0.001596 Jy/beam ! Clean residual mean=0.000003 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.181985 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 0.181985 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=0.067444Jy sigma=1.289646 ! Fit after self-cal, rms=0.067445Jy sigma=1.289551 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 = -4.50687e-05 Jy ! Component: 100 - total flux cleaned = -4.52126e-05 Jy ! Component: 150 - total flux cleaned = -8.22737e-05 Jy ! Component: 200 - total flux cleaned = -0.000115639 Jy ! Total flux subtracted in 200 components = -0.000115639 Jy ! Clean residual min=-0.001538 max=0.001535 Jy/beam ! Clean residual mean=0.000004 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.18187 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 140 components and 0.18187 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=0.067440Jy sigma=1.289549 ! Fit after self-cal, rms=0.067439Jy sigma=1.289512 ! 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=0.888 mas, bmaj=1.996 mas, bpa=-1.152 degrees ! Estimated noise=0.220957 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.888 x 1.996 at -1.152 degrees (North through East) ! Clean map min=-0.0013858 max=0.15846 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=0.6829 mas, bmaj=1.589 mas, bpa=-1.945 degrees ! Estimated noise=0.412245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123814 Jy ! Component: 100 - total flux cleaned = 0.150913 Jy ! Component: 150 - total flux cleaned = 0.159642 Jy ! Component: 200 - total flux cleaned = 0.165119 Jy ! Total flux subtracted in 200 components = 0.165119 Jy ! Clean residual min=-0.002563 max=0.003035 Jy/beam ! Clean residual mean=0.000009 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.165119 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.165119 Jy ! Inverting map and beam ! Estimated beam: bmin=0.888 mas, bmaj=1.996 mas, bpa=-1.152 degrees ! Estimated noise=0.220957 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 = 0.0050774 Jy ! Component: 100 - total flux cleaned = 0.00803835 Jy ! Component: 150 - total flux cleaned = 0.0101405 Jy ! Component: 200 - total flux cleaned = 0.011717 Jy ! Total flux subtracted in 200 components = 0.011717 Jy ! Clean residual min=-0.001469 max=0.001703 Jy/beam ! Clean residual mean=0.000005 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.176836 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 40 components and 0.176836 Jy ! Inverting map ! Added new window around map position (0, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016149 Jy ! Component: 100 - total flux cleaned = 0.00267107 Jy ! Component: 150 - total flux cleaned = 0.00321792 Jy ! Component: 200 - total flux cleaned = 0.00348439 Jy ! Total flux subtracted in 200 components = 0.00348439 Jy ! Clean residual min=-0.001365 max=0.001324 Jy/beam ! Clean residual mean=0.000003 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.18032 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 0.18032 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=2.239 mas, bmaj=4.062 mas, bpa=3.857 degrees ! Estimated noise=0.278763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098751 Jy ! Component: 100 - total flux cleaned = 0.00135883 Jy ! Component: 150 - total flux cleaned = 0.00145811 Jy ! Component: 200 - total flux cleaned = 0.00152822 Jy ! Total flux subtracted in 200 components = 0.00152822 Jy ! Clean residual min=-0.001514 max=0.001533 Jy/beam ! Clean residual mean=0.000004 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.181849 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 = 6.22292e-05 Jy ! Component: 100 - total flux cleaned = 0.000102917 Jy ! Component: 150 - total flux cleaned = 0.000140669 Jy ! Component: 200 - total flux cleaned = 0.000176427 Jy ! Total flux subtracted in 200 components = 0.000176427 Jy ! Clean residual min=-0.001486 max=0.001518 Jy/beam ! Clean residual mean=0.000004 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.182025 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 0.182025 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.888 mas, bmaj=1.996 mas, bpa=-1.152 degrees ! Estimated noise=0.220957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.48208e-05 Jy ! Component: 100 - total flux cleaned = -8.45987e-05 Jy ! Component: 150 - total flux cleaned = -0.000106796 Jy ! Component: 200 - total flux cleaned = -0.000166459 Jy ! Total flux subtracted in 200 components = -0.000166459 Jy ! Clean residual min=-0.001296 max=0.001315 Jy/beam ! Clean residual mean=0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.181859 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 92 components and 0.181859 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=0.067424Jy sigma=1.288799 ! Fit after self-cal, rms=0.067411Jy sigma=1.288583 wmodel J1502-1508_X_map.mod ! Writing 92 model components to file: J1502-1508_X_map.mod wobs J1502-1508_X_uvs.fits ! Writing UV FITS file: J1502-1508_X_uvs.fits wwins J1502-1508_X_map.win ! wwins: Wrote 5 windows to J1502-1508_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 = 0.000164851 Jy ! Component: 100 - total flux cleaned = 0.000389986 Jy ! Component: 150 - total flux cleaned = 0.000474527 Jy ! Component: 200 - total flux cleaned = 0.00049492 Jy ! Component: 250 - total flux cleaned = 0.000475428 Jy ! Component: 300 - total flux cleaned = 0.000437172 Jy ! Component: 350 - total flux cleaned = 0.00049443 Jy ! Component: 400 - total flux cleaned = 0.000494688 Jy ! Component: 450 - total flux cleaned = 0.000440669 Jy ! Component: 500 - total flux cleaned = 0.000405335 Jy ! Component: 550 - total flux cleaned = 0.000336075 Jy ! Component: 600 - total flux cleaned = 0.000284764 Jy ! Component: 650 - total flux cleaned = 0.000117515 Jy ! Component: 700 - total flux cleaned = 3.55417e-05 Jy ! Component: 750 - total flux cleaned = -1.28248e-05 Jy ! Component: 800 - total flux cleaned = -0.000156554 Jy ! Component: 850 - total flux cleaned = -0.000203638 Jy ! Component: 900 - total flux cleaned = -0.000296694 Jy ! Component: 950 - total flux cleaned = -0.000388604 Jy ! Component: 1000 - total flux cleaned = -0.000539934 Jy ! Component: 1050 - total flux cleaned = -0.000629388 Jy ! Component: 1100 - total flux cleaned = -0.000702976 Jy ! Component: 1150 - total flux cleaned = -0.000819249 Jy ! Component: 1200 - total flux cleaned = -0.00087672 Jy ! Component: 1250 - total flux cleaned = -0.000961972 Jy ! Component: 1300 - total flux cleaned = -0.00104609 Jy ! Component: 1350 - total flux cleaned = -0.0011292 Jy ! Component: 1400 - total flux cleaned = -0.00121125 Jy ! Component: 1450 - total flux cleaned = -0.0012384 Jy ! Component: 1500 - total flux cleaned = -0.00131884 Jy ! Component: 1550 - total flux cleaned = -0.00139834 Jy ! Component: 1600 - total flux cleaned = -0.00147692 Jy ! Component: 1650 - total flux cleaned = -0.00155464 Jy ! Component: 1700 - total flux cleaned = -0.00158032 Jy ! Component: 1750 - total flux cleaned = -0.00164413 Jy ! Component: 1800 - total flux cleaned = -0.00175746 Jy ! Component: 1850 - total flux cleaned = -0.00179486 Jy ! Component: 1900 - total flux cleaned = -0.0018441 Jy ! Component: 1950 - total flux cleaned = -0.00191741 Jy ! Component: 2000 - total flux cleaned = -0.00194147 Jy ! Component: 2050 - total flux cleaned = -0.0019773 Jy ! Component: 2100 - total flux cleaned = -0.00201318 Jy ! Component: 2150 - total flux cleaned = -0.00208392 Jy ! Component: 2200 - total flux cleaned = -0.00214253 Jy ! Component: 2250 - total flux cleaned = -0.00218911 Jy ! Component: 2300 - total flux cleaned = -0.00224656 Jy ! Component: 2350 - total flux cleaned = -0.00230357 Jy ! Component: 2400 - total flux cleaned = -0.00234883 Jy ! Component: 2450 - total flux cleaned = -0.00239381 Jy ! Component: 2500 - total flux cleaned = -0.00246058 Jy ! Component: 2550 - total flux cleaned = -0.00247154 Jy ! Component: 2600 - total flux cleaned = -0.00249365 Jy ! Component: 2650 - total flux cleaned = -0.002559 Jy ! Component: 2700 - total flux cleaned = -0.00259149 Jy ! Component: 2750 - total flux cleaned = -0.00262366 Jy ! Component: 2800 - total flux cleaned = -0.00268766 Jy ! Component: 2850 - total flux cleaned = -0.00269844 Jy ! Component: 2900 - total flux cleaned = -0.00274044 Jy ! Component: 2950 - total flux cleaned = -0.00279261 Jy ! Component: 3000 - total flux cleaned = -0.00284435 Jy ! Component: 3050 - total flux cleaned = -0.00288558 Jy ! Component: 3100 - total flux cleaned = -0.00285479 Jy ! Component: 3150 - total flux cleaned = -0.00292594 Jy ! Component: 3200 - total flux cleaned = -0.00296619 Jy ! Component: 3250 - total flux cleaned = -0.00297612 Jy ! Component: 3300 - total flux cleaned = -0.00301596 Jy ! Component: 3350 - total flux cleaned = -0.00307545 Jy ! Component: 3400 - total flux cleaned = -0.00303614 Jy ! Component: 3450 - total flux cleaned = -0.00304604 Jy ! Component: 3500 - total flux cleaned = -0.00311418 Jy ! Component: 3550 - total flux cleaned = -0.0031336 Jy ! Component: 3600 - total flux cleaned = -0.00312405 Jy ! Component: 3650 - total flux cleaned = -0.0031432 Jy ! Component: 3700 - total flux cleaned = -0.00317176 Jy ! Component: 3750 - total flux cleaned = -0.0032096 Jy ! Component: 3800 - total flux cleaned = -0.00320029 Jy ! Component: 3850 - total flux cleaned = -0.00322834 Jy ! Component: 3900 - total flux cleaned = -0.00322841 Jy ! Component: 3950 - total flux cleaned = -0.00329312 Jy ! Component: 4000 - total flux cleaned = -0.00333915 Jy ! Component: 4050 - total flux cleaned = -0.00333911 Jy ! Total flux subtracted in 4096 components = -0.00336652 Jy ! Clean residual min=-0.000552 max=0.000582 Jy/beam ! Clean residual mean=0.000000 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.178492 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 399 components and 0.178492 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1502-1508_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.888 x 1.996 at -1.152 degrees (North through East) ! Clean map min=-0.00089279 max=0.15994 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1502-1508_X_map.fits wmodel /vlbi/uf001/uva//J1502-1508_X_map.mod ! Writing 399 model components to file: /vlbi/uf001/uva//J1502-1508_X_map.mod wobs /vlbi/uf001/uva//J1502-1508_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1502-1508_X_uvs.fits wwins /vlbi/uf001/uva//J1502-1508_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1502-1508_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.15994 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015861 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.297504 0.297504 0.595008 1.19002 2.38003 4.76006 9.52012 19.0402 38.0805 76.161 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1008.39 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1502-1508_X_dfm.log closed on Mon Jan 14 03:09:10 2019