! Started logfile: /vlbi/uf001/uva//J1700+6830_X_dfm.log on Mon Jan 14 03:59:08 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//J1700+6830_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1700+6830_X_uva.fits ! AN table 1: 122 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.651054 visibilities/baseline/integration-bin. ! Found source: J1700+6830 ! ! 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 26688 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 J1700+6830_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 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 217 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.086716Jy sigma=125.496308 ! Fit after self-cal, rms=0.739553Jy sigma=123.419389 ! 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=0.6251 mas, bmaj=2.449 mas, bpa=55.9 degrees ! Estimated noise=0.105559 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 = 0.0683389 Jy ! Component: 100 - total flux cleaned = 0.121596 Jy ! Total flux subtracted in 100 components = 0.121596 Jy ! Clean residual min=-0.021100 max=0.031921 Jy/beam ! Clean residual mean=-0.000014 rms=0.003638 Jy/beam ! Combined flux in latest and established models = 0.121596 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.121596 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=0.299361Jy sigma=6.972119 ! Fit after self-cal, rms=0.279641Jy sigma=6.566628 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0535786 Jy ! Component: 100 - total flux cleaned = 0.0971402 Jy ! Total flux subtracted in 100 components = 0.0971402 Jy ! Clean residual min=-0.022157 max=0.026162 Jy/beam ! Clean residual mean=0.000015 rms=0.003909 Jy/beam ! Combined flux in latest and established models = 0.218736 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.218736 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=0.205205Jy sigma=6.125348 ! Fit after self-cal, rms=0.204940Jy sigma=6.120282 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357586 Jy ! Component: 100 - total flux cleaned = 0.0656643 Jy ! Total flux subtracted in 100 components = 0.0656643 Jy ! Clean residual min=-0.019505 max=0.021172 Jy/beam ! Clean residual mean=0.000010 rms=0.003733 Jy/beam ! Combined flux in latest and established models = 0.284401 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.284401 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=0.161010Jy sigma=5.749654 ! Fit after self-cal, rms=0.160794Jy sigma=5.747807 ! 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=0.7311 mas, bmaj=2.524 mas, bpa=57.95 degrees ! Estimated noise=0.0771215 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 = 0.0473908 Jy ! Component: 100 - total flux cleaned = 0.081584 Jy ! Component: 150 - total flux cleaned = 0.107333 Jy ! Component: 200 - total flux cleaned = 0.126834 Jy ! Total flux subtracted in 200 components = 0.126834 Jy ! Clean residual min=-0.021228 max=0.023154 Jy/beam ! Clean residual mean=0.000001 rms=0.003683 Jy/beam ! Combined flux in latest and established models = 0.411234 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.411234 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=0.099898Jy sigma=4.888779 ! Fit after self-cal, rms=0.099587Jy sigma=4.877086 ! Inverting map ! Added new window around map position (1, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185232 Jy ! Component: 100 - total flux cleaned = 0.0244661 Jy ! Component: 150 - total flux cleaned = 0.0267723 Jy ! Component: 200 - total flux cleaned = 0.0286914 Jy ! Total flux subtracted in 200 components = 0.0286914 Jy ! Clean residual min=-0.016141 max=0.016629 Jy/beam ! Clean residual mean=0.000001 rms=0.002340 Jy/beam ! Combined flux in latest and established models = 0.439926 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.439926 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=0.084290Jy sigma=3.194273 ! Fit after self-cal, rms=0.083759Jy sigma=3.176789 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7311 x 2.524 at 57.95 degrees (North through East) ! Clean map min=-0.014959 max=0.1913 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.81 KP 1.00 LA 1.03 ! MK 24.85 NL 1.02 OV 0.87 PT 0.96 ! ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.81 KP 1.00 LA 1.03 ! MK 28.75 NL 1.04 OV 0.87 PT 0.96 ! ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.82 KP 1.01 LA 1.02 ! MK 26.15 NL 1.03 OV 0.86 PT 0.96 ! ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.82 KP 1.01 LA 1.03 ! MK 27.16 NL 1.03 OV 0.85 PT 0.96 ! ! ! Correcting IF 5. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.82 KP 1.00 LA 1.04 ! MK 26.03 NL 1.02 OV 0.86 PT 0.96 ! ! ! Correcting IF 6. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.82 KP 1.00 LA 1.03 ! MK 21.57 NL 1.03 OV 0.87 PT 0.97 ! ! ! Correcting IF 7. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.82 KP 1.01 LA 1.03 ! MK 19.89 NL 1.03 OV 0.86 PT 0.96 ! ! ! Correcting IF 8. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.82 KP 1.00 LA 1.04 ! MK 18.41 NL 1.03 OV 0.86 PT 0.96 ! ! ! Correcting IF 9. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.81 KP 1.01 LA 1.02 ! MK 15.23 NL 1.03 OV 0.86 PT 0.96 ! ! ! Correcting IF 10. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.81 KP 1.02 LA 1.02 ! MK 15.24 NL 1.02 OV 0.87 PT 0.96 ! ! ! Correcting IF 11. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.81 KP 1.01 LA 1.03 ! MK 16.35 NL 1.02 OV 0.87 PT 0.97 ! ! ! Correcting IF 12. ! A total of 75 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.81 KP 1.02 LA 1.03 ! MK 16.11 NL 1.02 OV 0.86 PT 0.97 ! ! ! Fit before self-cal, rms=0.083759Jy sigma=3.176789 ! Fit after self-cal, rms=0.062643Jy sigma=1.445997 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.498 mas, bmaj=1.683 mas, bpa=49.16 degrees ! Estimated noise=0.193104 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 = -0.0117815 Jy ! Component: 100 - total flux cleaned = -0.0132344 Jy ! Component: 150 - total flux cleaned = -0.0140003 Jy ! Component: 200 - total flux cleaned = -0.014968 Jy ! Total flux subtracted in 200 components = -0.014968 Jy ! Clean residual min=-0.007930 max=0.009944 Jy/beam ! Clean residual mean=0.000016 rms=0.001632 Jy/beam ! Combined flux in latest and established models = 0.424958 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.424958 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=0.056489Jy sigma=1.281410 ! Fit after self-cal, rms=0.056333Jy sigma=1.275985 ! Inverting map ! Added new window around map position (-1, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466948 Jy ! Component: 100 - total flux cleaned = 0.00468329 Jy ! Component: 150 - total flux cleaned = 0.00444375 Jy ! Component: 200 - total flux cleaned = 0.00401845 Jy ! Total flux subtracted in 200 components = 0.00401845 Jy ! Clean residual min=-0.006675 max=0.004944 Jy/beam ! Clean residual mean=0.000016 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.428976 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 0.428976 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=0.054072Jy sigma=1.217389 ! Fit after self-cal, rms=0.053960Jy sigma=1.214580 ! 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=0.053960Jy sigma=1.214580 ! Fit after self-cal, rms=0.057165Jy sigma=1.152022 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.656 mas, bmaj=1.688 mas, bpa=25.52 degrees ! Estimated noise=0.198398 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00428813 Jy ! Component: 100 - total flux cleaned = -0.00474774 Jy ! Component: 150 - total flux cleaned = -0.0051424 Jy ! Component: 200 - total flux cleaned = -0.00549021 Jy ! Total flux subtracted in 200 components = -0.00549021 Jy ! Clean residual min=-0.005203 max=0.004237 Jy/beam ! Clean residual mean=0.000012 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.423486 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.423486 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=0.056527Jy sigma=1.132873 ! Fit after self-cal, rms=0.056516Jy sigma=1.132498 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 = -0.000210808 Jy ! Component: 100 - total flux cleaned = -0.00041045 Jy ! Component: 150 - total flux cleaned = -0.000680845 Jy ! Component: 200 - total flux cleaned = -0.000761907 Jy ! Total flux subtracted in 200 components = -0.000761907 Jy ! Clean residual min=-0.004715 max=0.004066 Jy/beam ! Clean residual mean=0.000011 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.422724 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.422724 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=0.056268Jy sigma=1.124590 ! Fit after self-cal, rms=0.056261Jy sigma=1.124444 ! 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=0.056261Jy sigma=1.124444 ! Fit after self-cal, rms=0.056509Jy sigma=1.119984 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=1.7 mas, bpa=18.81 degrees ! Estimated noise=0.198798 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00334757 Jy ! Component: 100 - total flux cleaned = -0.00442663 Jy ! Component: 150 - total flux cleaned = -0.00507727 Jy ! Component: 200 - total flux cleaned = -0.00549056 Jy ! Total flux subtracted in 200 components = -0.00549056 Jy ! Clean residual min=-0.004242 max=0.003641 Jy/beam ! Clean residual mean=0.000009 rms=0.000896 Jy/beam ! Combined flux in latest and established models = 0.417234 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 0.417234 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=0.056162Jy sigma=1.110233 ! Fit after self-cal, rms=0.056153Jy sigma=1.110158 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 = -0.000231469 Jy ! Component: 100 - total flux cleaned = -0.000303097 Jy ! Component: 150 - total flux cleaned = -0.000369349 Jy ! Component: 200 - total flux cleaned = -0.000431048 Jy ! Total flux subtracted in 200 components = -0.000431048 Jy ! Clean residual min=-0.003953 max=0.003566 Jy/beam ! Clean residual mean=0.000009 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.416802 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 106 components and 0.416803 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=0.056024Jy sigma=1.106164 ! Fit after self-cal, rms=0.056020Jy sigma=1.106108 ! 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=0.056020Jy sigma=1.106108 ! Fit after self-cal, rms=0.056811Jy sigma=1.102969 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.626 mas, bmaj=2.933 mas, bpa=-17.26 degrees ! Estimated noise=0.226815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00314953 Jy ! Component: 100 - total flux cleaned = -0.00459371 Jy ! Component: 150 - total flux cleaned = -0.00486135 Jy ! Component: 200 - total flux cleaned = -0.00512246 Jy ! Total flux subtracted in 200 components = -0.00512246 Jy ! Clean residual min=-0.003149 max=0.003110 Jy/beam ! Clean residual mean=0.000009 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.41168 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 129 components and 0.41168 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=0.056664Jy sigma=1.099092 ! Fit after self-cal, rms=0.056651Jy sigma=1.098919 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 = -0.000406839 Jy ! Component: 100 - total flux cleaned = -0.000527865 Jy ! Component: 150 - total flux cleaned = -0.000554272 Jy ! Component: 200 - total flux cleaned = -0.000554595 Jy ! Total flux subtracted in 200 components = -0.000554595 Jy ! Clean residual min=-0.003066 max=0.003094 Jy/beam ! Clean residual mean=0.000008 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.411125 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 143 components and 0.411125 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=0.056621Jy sigma=1.097977 ! Fit after self-cal, rms=0.056615Jy sigma=1.097933 ! 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=1.677 mas, bmaj=1.714 mas, bpa=7.474 degrees ! Estimated noise=0.199351 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.677 x 1.714 at 7.474 degrees (North through East) ! Clean map min=-0.0036076 max=0.32113 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=1.291 mas, bmaj=1.398 mas, bpa=45.94 degrees ! Estimated noise=0.467207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.249702 Jy ! Component: 100 - total flux cleaned = 0.329729 Jy ! Component: 150 - total flux cleaned = 0.362451 Jy ! Component: 200 - total flux cleaned = 0.381388 Jy ! Total flux subtracted in 200 components = 0.381388 Jy ! Clean residual min=-0.009019 max=0.010476 Jy/beam ! Clean residual mean=0.000014 rms=0.001846 Jy/beam ! Combined flux in latest and established models = 0.381388 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 0.381388 Jy ! Inverting map and beam ! Estimated beam: bmin=1.677 mas, bmaj=1.714 mas, bpa=7.474 degrees ! Estimated noise=0.199351 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 = 0.013662 Jy ! Component: 100 - total flux cleaned = 0.0222014 Jy ! Component: 150 - total flux cleaned = 0.0234898 Jy ! Component: 200 - total flux cleaned = 0.0241698 Jy ! Total flux subtracted in 200 components = 0.0241698 Jy ! Clean residual min=-0.004590 max=0.004445 Jy/beam ! Clean residual mean=0.000007 rms=0.000966 Jy/beam ! Combined flux in latest and established models = 0.405558 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.405558 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=2.626 mas, bmaj=2.933 mas, bpa=-17.26 degrees ! Estimated noise=0.226815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306931 Jy ! Component: 100 - total flux cleaned = 0.00453576 Jy ! Component: 150 - total flux cleaned = 0.00475425 Jy ! Component: 200 - total flux cleaned = 0.00484826 Jy ! Total flux subtracted in 200 components = 0.00484826 Jy ! Clean residual min=-0.003186 max=0.002879 Jy/beam ! Clean residual mean=0.000008 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.410406 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 = 4.52213e-05 Jy ! Component: 100 - total flux cleaned = 8.90609e-05 Jy ! Component: 150 - total flux cleaned = 0.000128987 Jy ! Component: 200 - total flux cleaned = 0.0001283 Jy ! Total flux subtracted in 200 components = 0.0001283 Jy ! Clean residual min=-0.003149 max=0.002809 Jy/beam ! Clean residual mean=0.000007 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.410535 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 63 components and 0.410535 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.677 mas, bmaj=1.714 mas, bpa=7.474 degrees ! Estimated noise=0.199351 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000880068 Jy ! Component: 100 - total flux cleaned = -0.000363672 Jy ! Component: 150 - total flux cleaned = 9.96456e-05 Jy ! Component: 200 - total flux cleaned = 0.000386024 Jy ! Total flux subtracted in 200 components = 0.000386024 Jy ! Clean residual min=-0.004013 max=0.003556 Jy/beam ! Clean residual mean=0.000005 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.410921 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.410921 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=0.059594Jy sigma=1.111019 ! Fit after self-cal, rms=0.058218Jy sigma=1.103321 wmodel J1700+6830_X_map.mod ! Writing 74 model components to file: J1700+6830_X_map.mod wobs J1700+6830_X_uvs.fits ! Writing UV FITS file: J1700+6830_X_uvs.fits wwins J1700+6830_X_map.win ! wwins: Wrote 3 windows to J1700+6830_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 = -0.00174297 Jy ! Component: 100 - total flux cleaned = -0.00314905 Jy ! Component: 150 - total flux cleaned = -0.00405563 Jy ! Component: 200 - total flux cleaned = -0.00475348 Jy ! Component: 250 - total flux cleaned = -0.00541968 Jy ! Component: 300 - total flux cleaned = -0.00586532 Jy ! Component: 350 - total flux cleaned = -0.00615422 Jy ! Component: 400 - total flux cleaned = -0.00643446 Jy ! Component: 450 - total flux cleaned = -0.00666144 Jy ! Component: 500 - total flux cleaned = -0.00670509 Jy ! Component: 550 - total flux cleaned = -0.00683461 Jy ! Component: 600 - total flux cleaned = -0.00696216 Jy ! Component: 650 - total flux cleaned = -0.00700372 Jy ! Component: 700 - total flux cleaned = -0.00716738 Jy ! Component: 750 - total flux cleaned = -0.00724736 Jy ! Component: 800 - total flux cleaned = -0.00736569 Jy ! Component: 850 - total flux cleaned = -0.00751975 Jy ! Component: 900 - total flux cleaned = -0.00755742 Jy ! Component: 950 - total flux cleaned = -0.00770636 Jy ! Component: 1000 - total flux cleaned = -0.00781594 Jy ! Component: 1050 - total flux cleaned = -0.0078879 Jy ! Component: 1100 - total flux cleaned = -0.00799362 Jy ! Component: 1150 - total flux cleaned = -0.00809825 Jy ! Component: 1200 - total flux cleaned = -0.00820141 Jy ! Component: 1250 - total flux cleaned = -0.00830305 Jy ! Component: 1300 - total flux cleaned = -0.00830348 Jy ! Component: 1350 - total flux cleaned = -0.00843475 Jy ! Component: 1400 - total flux cleaned = -0.00843479 Jy ! Component: 1450 - total flux cleaned = -0.00853024 Jy ! Component: 1500 - total flux cleaned = -0.00859306 Jy ! Component: 1550 - total flux cleaned = -0.00865545 Jy ! Component: 1600 - total flux cleaned = -0.00883822 Jy ! Component: 1650 - total flux cleaned = -0.00889819 Jy ! Component: 1700 - total flux cleaned = -0.00907572 Jy ! Component: 1750 - total flux cleaned = -0.00904606 Jy ! Component: 1800 - total flux cleaned = -0.00913308 Jy ! Component: 1850 - total flux cleaned = -0.0091619 Jy ! Component: 1900 - total flux cleaned = -0.00927462 Jy ! Component: 1950 - total flux cleaned = -0.00935816 Jy ! Component: 2000 - total flux cleaned = -0.00941286 Jy ! Component: 2050 - total flux cleaned = -0.00960335 Jy ! Component: 2100 - total flux cleaned = -0.00965693 Jy ! Component: 2150 - total flux cleaned = -0.00968371 Jy ! Component: 2200 - total flux cleaned = -0.00984122 Jy ! Component: 2250 - total flux cleaned = -0.00997083 Jy ! Component: 2300 - total flux cleaned = -0.0100476 Jy ! Component: 2350 - total flux cleaned = -0.0100732 Jy ! Component: 2400 - total flux cleaned = -0.0100981 Jy ! Component: 2450 - total flux cleaned = -0.0101972 Jy ! Component: 2500 - total flux cleaned = -0.0102465 Jy ! Component: 2550 - total flux cleaned = -0.0103675 Jy ! Component: 2600 - total flux cleaned = -0.0103919 Jy ! Component: 2650 - total flux cleaned = -0.0104867 Jy ! Component: 2700 - total flux cleaned = -0.0105105 Jy ! Component: 2750 - total flux cleaned = -0.0105571 Jy ! Component: 2800 - total flux cleaned = -0.01058 Jy ! Component: 2850 - total flux cleaned = -0.0106027 Jy ! Component: 2900 - total flux cleaned = -0.01058 Jy ! Component: 2950 - total flux cleaned = -0.0105577 Jy ! Component: 3000 - total flux cleaned = -0.0105138 Jy ! Component: 3050 - total flux cleaned = -0.0105796 Jy ! Component: 3100 - total flux cleaned = -0.0106446 Jy ! Component: 3150 - total flux cleaned = -0.0106445 Jy ! Component: 3200 - total flux cleaned = -0.0106444 Jy ! Component: 3250 - total flux cleaned = -0.0106653 Jy ! Component: 3300 - total flux cleaned = -0.010686 Jy ! Component: 3350 - total flux cleaned = -0.0107067 Jy ! Component: 3400 - total flux cleaned = -0.0107273 Jy ! Component: 3450 - total flux cleaned = -0.0107475 Jy ! Component: 3500 - total flux cleaned = -0.0107677 Jy ! Component: 3550 - total flux cleaned = -0.0107876 Jy ! Component: 3600 - total flux cleaned = -0.0108073 Jy ! Component: 3650 - total flux cleaned = -0.0108073 Jy ! Component: 3700 - total flux cleaned = -0.010788 Jy ! Component: 3750 - total flux cleaned = -0.0108263 Jy ! Component: 3800 - total flux cleaned = -0.0108261 Jy ! Component: 3850 - total flux cleaned = -0.0108072 Jy ! Component: 3900 - total flux cleaned = -0.0108257 Jy ! Component: 3950 - total flux cleaned = -0.0108442 Jy ! Component: 4000 - total flux cleaned = -0.0108441 Jy ! Component: 4050 - total flux cleaned = -0.0108439 Jy ! Total flux subtracted in 4096 components = -0.0108259 Jy ! Clean residual min=-0.000990 max=0.000991 Jy/beam ! Clean residual mean=0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.400095 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 349 components and 0.400095 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1700+6830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.677 x 1.714 at 7.474 degrees (North through East) ! Clean map min=-0.0025696 max=0.32619 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1700+6830_X_map.fits wmodel /vlbi/uf001/uva//J1700+6830_X_map.mod ! Writing 349 model components to file: /vlbi/uf001/uva//J1700+6830_X_map.mod wobs /vlbi/uf001/uva//J1700+6830_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1700+6830_X_uvs.fits wwins /vlbi/uf001/uva//J1700+6830_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1700+6830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.326192 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000333529 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.306749 0.306749 0.613497 1.22699 2.45399 4.90798 9.81595 19.6319 39.2638 78.5276 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.326 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 977.999 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1700+6830_X_dfm.log closed on Mon Jan 14 03:59:14 2019