! Started logfile: /vlbi/uf001/uva//J0617+7816_X_dfm.log on Sun Jan 13 22:55:14 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//J0617+7816_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0617+7816_X_uva.fits ! AN table 1: 56 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.879252 visibilities/baseline/integration-bin. ! Found source: J0617+7816 ! ! 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 121 lines of history. ! ! Reading 12408 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 J0617+7816_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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038647Jy sigma=23.306241 ! Fit after self-cal, rms=0.745562Jy sigma=16.821647 ! 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=1.423 mas, bmaj=1.733 mas, bpa=85.11 degrees ! Estimated noise=0.60468 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 = 0.198625 Jy ! Component: 100 - total flux cleaned = 0.241968 Jy ! Total flux subtracted in 100 components = 0.241968 Jy ! Clean residual min=-0.007484 max=0.012432 Jy/beam ! Clean residual mean=0.000011 rms=0.002005 Jy/beam ! Combined flux in latest and established models = 0.241968 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.241968 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=0.059665Jy sigma=1.309672 ! Fit after self-cal, rms=0.059652Jy sigma=1.309557 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125392 Jy ! Component: 100 - total flux cleaned = 0.0193327 Jy ! Total flux subtracted in 100 components = 0.0193327 Jy ! Clean residual min=-0.006405 max=0.007726 Jy/beam ! Clean residual mean=0.000009 rms=0.001625 Jy/beam ! Combined flux in latest and established models = 0.261301 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.261301 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=0.056730Jy sigma=1.244696 ! Fit after self-cal, rms=0.056703Jy sigma=1.243932 ! 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=1.729 mas, bmaj=2.103 mas, bpa=88.51 degrees ! Estimated noise=0.308985 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 = 0.00565791 Jy ! Component: 100 - total flux cleaned = 0.00915917 Jy ! Component: 150 - total flux cleaned = 0.00978645 Jy ! Component: 200 - total flux cleaned = 0.0101782 Jy ! Total flux subtracted in 200 components = 0.0101782 Jy ! Clean residual min=-0.006447 max=0.008406 Jy/beam ! Clean residual mean=0.000015 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 0.271479 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.271479 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=0.056032Jy sigma=1.228221 ! Fit after self-cal, rms=0.056030Jy sigma=1.228187 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.729 x 2.103 at 88.51 degrees (North through East) ! Clean map min=-0.0062739 max=0.25228 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.99 KP 1.03 LA 1.02 ! NL 1.11 OV 0.94 PT 0.93 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.97 KP 1.05 LA 1.00 ! NL 1.12 OV 0.91 PT 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.97 KP 1.05 LA 1.00 ! NL 1.12 OV 0.94 PT 0.94 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.97 KP 1.05 LA 1.00 ! NL 1.13 OV 0.93 PT 0.94 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.96 KP 1.00 LA 1.01 ! NL 1.13 OV 0.93 PT 0.93 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.98 KP 1.03 LA 1.00 ! NL 1.13 OV 0.92 PT 0.94 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.96 KP 1.04 LA 1.03 ! NL 1.12 OV 0.93 PT 0.94 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 1.03 LA 1.02 ! NL 1.12 OV 0.90 PT 0.93 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 KP 1.05 LA 1.01 ! NL 1.12 OV 0.91 PT 0.93 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.98 KP 1.03 LA 1.02 ! NL 1.12 OV 0.94 PT 0.94 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.01 LA 1.01 ! NL 1.12 OV 0.92 PT 0.93 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 KP 1.05 LA 0.99 ! NL 1.12 OV 0.94 PT 0.93 ! ! ! Fit before self-cal, rms=0.056030Jy sigma=1.228187 ! Fit after self-cal, rms=0.052211Jy sigma=1.135283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.715 mas, bmaj=2.08 mas, bpa=88.7 degrees ! Estimated noise=0.308992 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 (6.6, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301176 Jy ! Component: 100 - total flux cleaned = 0.00372975 Jy ! Component: 150 - total flux cleaned = 0.00448016 Jy ! Component: 200 - total flux cleaned = 0.00504781 Jy ! Total flux subtracted in 200 components = 0.00504781 Jy ! Clean residual min=-0.002187 max=0.002097 Jy/beam ! Clean residual mean=-0.000001 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.276527 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 48 components and 0.276527 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=0.051868Jy sigma=1.127275 ! Fit after self-cal, rms=0.051880Jy sigma=1.126429 ! 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=0.051880Jy sigma=1.126429 ! Fit after self-cal, rms=0.051322Jy sigma=1.114050 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.711 mas, bmaj=2.086 mas, bpa=87.62 degrees ! Estimated noise=0.308987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155776 Jy ! Component: 100 - total flux cleaned = 0.00253247 Jy ! Component: 150 - total flux cleaned = 0.00319621 Jy ! Component: 200 - total flux cleaned = 0.00337037 Jy ! Total flux subtracted in 200 components = 0.00337037 Jy ! Clean residual min=-0.001296 max=0.001470 Jy/beam ! Clean residual mean=-0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.279897 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 72 components and 0.279897 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=0.051268Jy sigma=1.112753 ! Fit after self-cal, rms=0.051262Jy sigma=1.112564 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (11.4, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135763 Jy ! Component: 100 - total flux cleaned = 0.00203484 Jy ! Component: 150 - total flux cleaned = 0.00248118 Jy ! Component: 200 - total flux cleaned = 0.00286467 Jy ! Total flux subtracted in 200 components = 0.00286467 Jy ! Clean residual min=-0.001241 max=0.001216 Jy/beam ! Clean residual mean=-0.000003 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.282762 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 96 components and 0.282762 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=0.051217Jy sigma=1.111589 ! Fit after self-cal, rms=0.051215Jy sigma=1.111535 ! 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=0.051215Jy sigma=1.111535 ! Fit after self-cal, rms=0.051164Jy sigma=1.111328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.711 mas, bmaj=2.087 mas, bpa=87.65 degrees ! Estimated noise=0.308802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000794947 Jy ! Component: 100 - total flux cleaned = 0.00121867 Jy ! Component: 150 - total flux cleaned = 0.00147143 Jy ! Component: 200 - total flux cleaned = 0.0016423 Jy ! Total flux subtracted in 200 components = 0.0016423 Jy ! Clean residual min=-0.001229 max=0.001137 Jy/beam ! Clean residual mean=-0.000003 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.284404 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 105 components and 0.284404 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=0.051146Jy sigma=1.110907 ! Fit after self-cal, rms=0.051145Jy sigma=1.110868 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 = 0.000353331 Jy ! Component: 100 - total flux cleaned = 0.000496279 Jy ! Component: 150 - total flux cleaned = 0.000609625 Jy ! Component: 200 - total flux cleaned = 0.000674816 Jy ! Total flux subtracted in 200 components = 0.000674816 Jy ! Clean residual min=-0.001185 max=0.001116 Jy/beam ! Clean residual mean=-0.000003 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.285079 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.285079 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=0.051137Jy sigma=1.110684 ! Fit after self-cal, rms=0.051136Jy sigma=1.110672 ! 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=0.051136Jy sigma=1.110672 ! Fit after self-cal, rms=0.051127Jy sigma=1.110605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.631 mas, bmaj=3.141 mas, bpa=89.38 degrees ! Estimated noise=0.343243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375554 Jy ! Component: 100 - total flux cleaned = 0.000514624 Jy ! Component: 150 - total flux cleaned = 0.000589283 Jy ! Component: 200 - total flux cleaned = 0.000644299 Jy ! Total flux subtracted in 200 components = 0.000644299 Jy ! Clean residual min=-0.001070 max=0.001016 Jy/beam ! Clean residual mean=-0.000005 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.285723 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 137 components and 0.285723 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=0.051123Jy sigma=1.110476 ! Fit after self-cal, rms=0.051122Jy sigma=1.110453 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 = 0.000142289 Jy ! Component: 100 - total flux cleaned = 0.000188705 Jy ! Component: 150 - total flux cleaned = 0.000221041 Jy ! Component: 200 - total flux cleaned = 0.000250729 Jy ! Total flux subtracted in 200 components = 0.000250729 Jy ! Clean residual min=-0.001077 max=0.001014 Jy/beam ! Clean residual mean=-0.000005 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.285974 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 149 components and 0.285974 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=0.051120Jy sigma=1.110392 ! Fit after self-cal, rms=0.051120Jy sigma=1.110386 ! 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=1.711 mas, bmaj=2.087 mas, bpa=87.69 degrees ! Estimated noise=0.308836 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.711 x 2.087 at 87.69 degrees (North through East) ! Clean map min=-0.0011095 max=0.25247 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=1.405 mas, bmaj=1.719 mas, bpa=83.97 degrees ! Estimated noise=0.599918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.19701 Jy ! Component: 100 - total flux cleaned = 0.240275 Jy ! Component: 150 - total flux cleaned = 0.253242 Jy ! Component: 200 - total flux cleaned = 0.25964 Jy ! Total flux subtracted in 200 components = 0.25964 Jy ! Clean residual min=-0.002985 max=0.003561 Jy/beam ! Clean residual mean=0.000005 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.25964 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.25964 Jy ! Inverting map and beam ! Estimated beam: bmin=1.711 mas, bmaj=2.087 mas, bpa=87.69 degrees ! Estimated noise=0.308836 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 = 0.00517697 Jy ! Component: 100 - total flux cleaned = 0.00858384 Jy ! Component: 150 - total flux cleaned = 0.0111332 Jy ! Component: 200 - total flux cleaned = 0.0132024 Jy ! Total flux subtracted in 200 components = 0.0132024 Jy ! Clean residual min=-0.001449 max=0.001687 Jy/beam ! Clean residual mean=0.000006 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.272842 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 59 components and 0.272842 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=2.631 mas, bmaj=3.141 mas, bpa=89.38 degrees ! Estimated noise=0.343243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236487 Jy ! Component: 100 - total flux cleaned = 0.00410523 Jy ! Component: 150 - total flux cleaned = 0.00549554 Jy ! Component: 200 - total flux cleaned = 0.00664681 Jy ! Total flux subtracted in 200 components = 0.00664681 Jy ! Clean residual min=-0.001478 max=0.001265 Jy/beam ! Clean residual mean=0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.279489 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000966357 Jy ! Component: 100 - total flux cleaned = 0.00175515 Jy ! Component: 150 - total flux cleaned = 0.00227023 Jy ! Component: 200 - total flux cleaned = 0.00275052 Jy ! Total flux subtracted in 200 components = 0.00275052 Jy ! Clean residual min=-0.001313 max=0.001214 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.28224 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 119 components and 0.28224 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.711 mas, bmaj=2.087 mas, bpa=87.69 degrees ! Estimated noise=0.308836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262537 Jy ! Component: 100 - total flux cleaned = 0.000622302 Jy ! Component: 150 - total flux cleaned = 0.000853721 Jy ! Component: 200 - total flux cleaned = 0.00100497 Jy ! Total flux subtracted in 200 components = 0.00100497 Jy ! Clean residual min=-0.001096 max=0.001161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.283245 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.283245 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=0.051130Jy sigma=1.110636 ! Fit after self-cal, rms=0.051129Jy sigma=1.110566 wmodel J0617+7816_X_map.mod ! Writing 136 model components to file: J0617+7816_X_map.mod wobs J0617+7816_X_uvs.fits ! Writing UV FITS file: J0617+7816_X_uvs.fits wwins J0617+7816_X_map.win ! wwins: Wrote 3 windows to J0617+7816_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 = 6.66693e-05 Jy ! Component: 100 - total flux cleaned = 0.000104895 Jy ! Component: 150 - total flux cleaned = 8.62402e-05 Jy ! Component: 200 - total flux cleaned = 1.55667e-05 Jy ! Component: 250 - total flux cleaned = -3.57442e-05 Jy ! Component: 300 - total flux cleaned = -0.000151949 Jy ! Component: 350 - total flux cleaned = -0.000184647 Jy ! Component: 400 - total flux cleaned = -0.00021662 Jy ! Component: 450 - total flux cleaned = -0.000308954 Jy ! Component: 500 - total flux cleaned = -0.00032398 Jy ! Component: 550 - total flux cleaned = -0.000353703 Jy ! Component: 600 - total flux cleaned = -0.000368167 Jy ! Component: 650 - total flux cleaned = -0.000396526 Jy ! Component: 700 - total flux cleaned = -0.000396876 Jy ! Component: 750 - total flux cleaned = -0.000369707 Jy ! Component: 800 - total flux cleaned = -0.00041027 Jy ! Component: 850 - total flux cleaned = -0.00042318 Jy ! Component: 900 - total flux cleaned = -0.000397077 Jy ! Component: 950 - total flux cleaned = -0.000410007 Jy ! Component: 1000 - total flux cleaned = -0.000410006 Jy ! Component: 1050 - total flux cleaned = -0.000434941 Jy ! Component: 1100 - total flux cleaned = -0.000422879 Jy ! Component: 1150 - total flux cleaned = -0.000435189 Jy ! Component: 1200 - total flux cleaned = -0.0004473 Jy ! Component: 1250 - total flux cleaned = -0.000470814 Jy ! Component: 1300 - total flux cleaned = -0.000505491 Jy ! Component: 1350 - total flux cleaned = -0.000516831 Jy ! Component: 1400 - total flux cleaned = -0.000528133 Jy ! Component: 1450 - total flux cleaned = -0.000517193 Jy ! Component: 1500 - total flux cleaned = -0.000550203 Jy ! Component: 1550 - total flux cleaned = -0.000560884 Jy ! Component: 1600 - total flux cleaned = -0.000571433 Jy ! Component: 1650 - total flux cleaned = -0.000571436 Jy ! Component: 1700 - total flux cleaned = -0.000613464 Jy ! Component: 1750 - total flux cleaned = -0.000561527 Jy ! Component: 1800 - total flux cleaned = -0.000582261 Jy ! Component: 1850 - total flux cleaned = -0.000582153 Jy ! Component: 1900 - total flux cleaned = -0.000592175 Jy ! Component: 1950 - total flux cleaned = -0.000592181 Jy ! Component: 2000 - total flux cleaned = -0.000582343 Jy ! Component: 2050 - total flux cleaned = -0.000621319 Jy ! Component: 2100 - total flux cleaned = -0.000592307 Jy ! Component: 2150 - total flux cleaned = -0.000611499 Jy ! Component: 2200 - total flux cleaned = -0.000611362 Jy ! Component: 2250 - total flux cleaned = -0.00058321 Jy ! Component: 2300 - total flux cleaned = -0.000601943 Jy ! Component: 2350 - total flux cleaned = -0.000583674 Jy ! Component: 2400 - total flux cleaned = -0.000574643 Jy ! Component: 2450 - total flux cleaned = -0.000574663 Jy ! Component: 2500 - total flux cleaned = -0.000556744 Jy ! Component: 2550 - total flux cleaned = -0.000529986 Jy ! Component: 2600 - total flux cleaned = -0.000530086 Jy ! Component: 2650 - total flux cleaned = -0.000547542 Jy ! Component: 2700 - total flux cleaned = -0.000538857 Jy ! Component: 2750 - total flux cleaned = -0.000538832 Jy ! Component: 2800 - total flux cleaned = -0.000504556 Jy ! Component: 2850 - total flux cleaned = -0.000504527 Jy ! Component: 2900 - total flux cleaned = -0.000470897 Jy ! Component: 2950 - total flux cleaned = -0.000445927 Jy ! Component: 3000 - total flux cleaned = -0.000421152 Jy ! Component: 3050 - total flux cleaned = -0.000412989 Jy ! Component: 3100 - total flux cleaned = -0.000372261 Jy ! Component: 3150 - total flux cleaned = -0.000331871 Jy ! Component: 3200 - total flux cleaned = -0.000347945 Jy ! Component: 3250 - total flux cleaned = -0.000308085 Jy ! Component: 3300 - total flux cleaned = -0.000284377 Jy ! Component: 3350 - total flux cleaned = -0.000276608 Jy ! Component: 3400 - total flux cleaned = -0.000268841 Jy ! Component: 3450 - total flux cleaned = -0.000245545 Jy ! Component: 3500 - total flux cleaned = -0.000207094 Jy ! Component: 3550 - total flux cleaned = -0.000207167 Jy ! Component: 3600 - total flux cleaned = -0.000199556 Jy ! Component: 3650 - total flux cleaned = -0.00019197 Jy ! Component: 3700 - total flux cleaned = -0.000162002 Jy ! Component: 3750 - total flux cleaned = -0.000176925 Jy ! Component: 3800 - total flux cleaned = -0.000162112 Jy ! Component: 3850 - total flux cleaned = -0.00013265 Jy ! Component: 3900 - total flux cleaned = -0.000118014 Jy ! Component: 3950 - total flux cleaned = -0.00011074 Jy ! Component: 4000 - total flux cleaned = -8.17788e-05 Jy ! Component: 4050 - total flux cleaned = -0.00011054 Jy ! Total flux subtracted in 4096 components = -5.32446e-05 Jy ! Clean residual min=-0.000490 max=0.000471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.283192 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 405 components and 0.283192 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0617+7816_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.711 x 2.087 at 87.69 degrees (North through East) ! Clean map min=-0.0008512 max=0.25379 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0617+7816_X_map.fits wmodel /vlbi/uf001/uva//J0617+7816_X_map.mod ! Writing 405 model components to file: /vlbi/uf001/uva//J0617+7816_X_map.mod wobs /vlbi/uf001/uva//J0617+7816_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0617+7816_X_uvs.fits wwins /vlbi/uf001/uva//J0617+7816_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0617+7816_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.253791 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124344 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.146984 0.146984 0.293969 0.587938 1.17588 2.35175 4.7035 9.407 18.814 37.628 75.256 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.253 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2041.03 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0617+7816_X_dfm.log closed on Sun Jan 13 22:55:19 2019