! Started logfile: /image_prod/ug002_uva//J1617+0408_X_dfm.log on Thu Mar 5 02:37:39 2020 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 /image_prod/ug002_uva//J1617+0408_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1617+0408_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1617+0408 ! ! 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 48600 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 J1617+0408_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. ! ! 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=1.002421Jy sigma=9.816590 ! Fit after self-cal, rms=0.966497Jy sigma=9.460198 ! 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=0.7248 mas, bmaj=1.751 mas, bpa=-2.549 degrees ! Estimated noise=0.683616 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 = 0.0269864 Jy ! Component: 100 - total flux cleaned = 0.0333132 Jy ! Total flux subtracted in 100 components = 0.0333132 Jy ! Clean residual min=-0.001933 max=0.004074 Jy/beam ! Clean residual mean=-0.000004 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0333133 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0333133 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=0.053770Jy sigma=0.489749 ! Fit after self-cal, rms=0.051900Jy sigma=0.471222 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00454441 Jy ! Component: 100 - total flux cleaned = 0.00500922 Jy ! Total flux subtracted in 100 components = 0.00500922 Jy ! Clean residual min=-0.001746 max=0.004225 Jy/beam ! Clean residual mean=-0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0383225 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0383225 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=0.051577Jy sigma=0.467571 ! Fit after self-cal, rms=0.051573Jy sigma=0.467534 ! Inverting map ! Added new window around map position (-2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340752 Jy ! Component: 100 - total flux cleaned = 0.00417503 Jy ! Total flux subtracted in 100 components = 0.00417503 Jy ! Clean residual min=-0.001539 max=0.002155 Jy/beam ! Clean residual mean=-0.000002 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0424975 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.0424975 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=0.051366Jy sigma=0.465246 ! Fit after self-cal, rms=0.051306Jy sigma=0.464649 ! 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=0.911 mas, bmaj=2.055 mas, bpa=-2.663 degrees ! Estimated noise=0.333279 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 = 0.00192091 Jy ! Component: 100 - total flux cleaned = 0.00264067 Jy ! Component: 150 - total flux cleaned = 0.00280438 Jy ! Component: 200 - total flux cleaned = 0.00288252 Jy ! Total flux subtracted in 200 components = 0.00288252 Jy ! Clean residual min=-0.001126 max=0.001569 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.04538 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.04538 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=0.051239Jy sigma=0.463948 ! Fit after self-cal, rms=0.051220Jy sigma=0.463727 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.911 x 2.055 at -2.663 degrees (North through East) ! Clean map min=-0.0010529 max=0.036924 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 1.05 KP 1.03 ! LA 1.05 MK 1.02 NL 1.14 OV 0.93 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 1.02 KP 1.04 ! LA 1.05 MK 1.03 NL 1.18 OV 0.92 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.05 KP 1.04 ! LA 1.02 MK 0.99 NL 1.12 OV 0.96 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 1.09 KP 1.01 ! LA 1.06 MK 0.99 NL 1.14 OV 0.92 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.99 KP 1.01 ! LA 1.02 MK 1.00 NL 1.17 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.02 KP 1.02 ! LA 1.02 MK 1.02 NL 1.17 OV 0.85 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.01 KP 0.99 ! LA 1.03 MK 1.02 NL 1.15 OV 0.93 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.02 KP 1.04 ! LA 1.02 MK 1.08 NL 1.08 OV 0.86 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.97 KP 1.03 ! LA 1.02 MK 0.97 NL 1.17 OV 0.90 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.01 KP 0.96 ! LA 1.03 MK 1.04 NL 1.16 OV 0.96 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.89 KP 0.98 ! LA 0.98 MK 0.97 NL 1.10 OV 0.98 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 0.94 KP 0.99 ! LA 1.02 MK 0.86 NL 1.06 OV 0.96 ! PT 0.88 SC 0.99 ! ! ! Fit before self-cal, rms=0.051220Jy sigma=0.463727 ! Fit after self-cal, rms=0.050704Jy sigma=0.462521 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9084 mas, bmaj=2.051 mas, bpa=-2.226 degrees ! Estimated noise=0.33461 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 (-20.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114145 Jy ! Component: 100 - total flux cleaned = 0.00170048 Jy ! Component: 150 - total flux cleaned = 0.0021222 Jy ! Component: 200 - total flux cleaned = 0.00245799 Jy ! Total flux subtracted in 200 components = 0.00245799 Jy ! Clean residual min=-0.000804 max=0.001072 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.047838 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 68 components and 0.047838 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=0.050673Jy sigma=0.462172 ! Fit after self-cal, rms=0.050698Jy sigma=0.462014 ! Inverting map ! Added new window around map position (-3.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000986974 Jy ! Component: 100 - total flux cleaned = 0.00153756 Jy ! Component: 150 - total flux cleaned = 0.00173322 Jy ! Component: 200 - total flux cleaned = 0.00188639 Jy ! Total flux subtracted in 200 components = 0.00188639 Jy ! Clean residual min=-0.000740 max=0.000859 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0497244 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 0.0497244 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=0.050675Jy sigma=0.461762 ! Fit after self-cal, rms=0.050675Jy sigma=0.461721 ! 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=0.050675Jy sigma=0.461721 ! Fit after self-cal, rms=0.051152Jy sigma=0.460972 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9074 mas, bmaj=2.047 mas, bpa=-2.141 degrees ! Estimated noise=0.33487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502467 Jy ! Component: 100 - total flux cleaned = 0.000767011 Jy ! Component: 150 - total flux cleaned = 0.000938375 Jy ! Component: 200 - total flux cleaned = 0.00105641 Jy ! Total flux subtracted in 200 components = 0.00105641 Jy ! Clean residual min=-0.000690 max=0.000747 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0507808 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 103 components and 0.0507808 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=0.051143Jy sigma=0.460882 ! Fit after self-cal, rms=0.051170Jy sigma=0.460800 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 (-23, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000693264 Jy ! Component: 100 - total flux cleaned = 0.00109068 Jy ! Component: 150 - total flux cleaned = 0.00136443 Jy ! Component: 200 - total flux cleaned = 0.00151828 Jy ! Total flux subtracted in 200 components = 0.00151828 Jy ! Clean residual min=-0.000634 max=0.000658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0522991 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 114 components and 0.0522991 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=0.051158Jy sigma=0.460683 ! Fit after self-cal, rms=0.051158Jy sigma=0.460661 ! 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=0.051158Jy sigma=0.460661 ! Fit after self-cal, rms=0.051206Jy sigma=0.460620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=2.047 mas, bpa=-2.091 degrees ! Estimated noise=0.334388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346647 Jy ! Component: 100 - total flux cleaned = 0.000574841 Jy ! Component: 150 - total flux cleaned = 0.000696985 Jy ! Component: 200 - total flux cleaned = 0.000789483 Jy ! Total flux subtracted in 200 components = 0.000789483 Jy ! Clean residual min=-0.000599 max=0.000598 Jy/beam ! Clean residual mean=-0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.0530886 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.0530886 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=0.051200Jy sigma=0.460569 ! Fit after self-cal, rms=0.051204Jy sigma=0.460558 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 = 0.00018593 Jy ! Component: 100 - total flux cleaned = 0.000267229 Jy ! Component: 150 - total flux cleaned = 0.000342793 Jy ! Component: 200 - total flux cleaned = 0.000387103 Jy ! Total flux subtracted in 200 components = 0.000387103 Jy ! Clean residual min=-0.000589 max=0.000576 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0534757 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 128 components and 0.0534757 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=0.051200Jy sigma=0.460527 ! Fit after self-cal, rms=0.051200Jy sigma=0.460524 ! 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=0.051200Jy sigma=0.460524 ! Fit after self-cal, rms=0.051158Jy sigma=0.460518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.185 mas, bmaj=3.224 mas, bpa=-1.836 degrees ! Estimated noise=0.408489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456331 Jy ! Component: 100 - total flux cleaned = 0.000741574 Jy ! Component: 150 - total flux cleaned = 0.000880367 Jy ! Component: 200 - total flux cleaned = 0.000997677 Jy ! Total flux subtracted in 200 components = 0.000997677 Jy ! Clean residual min=-0.000736 max=0.000613 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0544733 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 140 components and 0.0544733 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=0.051156Jy sigma=0.460502 ! Fit after self-cal, rms=0.051155Jy sigma=0.460487 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 = 0.000222291 Jy ! Component: 100 - total flux cleaned = 0.000333587 Jy ! Component: 150 - total flux cleaned = 0.000434881 Jy ! Component: 200 - total flux cleaned = 0.00051182 Jy ! Total flux subtracted in 200 components = 0.00051182 Jy ! Clean residual min=-0.000719 max=0.000615 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0549852 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 147 components and 0.0549852 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=0.051154Jy sigma=0.460485 ! Fit after self-cal, rms=0.051154Jy sigma=0.460482 ! 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=0.9076 mas, bmaj=2.046 mas, bpa=-2.055 degrees ! Estimated noise=0.33408 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9076 x 2.046 at -2.055 degrees (North through East) ! Clean map min=-0.00058916 max=0.036885 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=0.7215 mas, bmaj=1.742 mas, bpa=-2.014 degrees ! Estimated noise=0.679696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.029002 Jy ! Component: 100 - total flux cleaned = 0.0368232 Jy ! Component: 150 - total flux cleaned = 0.0405788 Jy ! Component: 200 - total flux cleaned = 0.0428485 Jy ! Total flux subtracted in 200 components = 0.0428485 Jy ! Clean residual min=-0.001436 max=0.001662 Jy/beam ! Clean residual mean=-0.000001 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0428485 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 0.0428485 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=2.046 mas, bpa=-2.055 degrees ! Estimated noise=0.33408 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 = 0.00211032 Jy ! Component: 100 - total flux cleaned = 0.00367696 Jy ! Component: 150 - total flux cleaned = 0.00494952 Jy ! Component: 200 - total flux cleaned = 0.00601622 Jy ! Total flux subtracted in 200 components = 0.00601622 Jy ! Clean residual min=-0.000748 max=0.000845 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0488647 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 44 components and 0.0488647 Jy ! Inverting map ! Added new window around map position (-13.8, -14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000952081 Jy ! Component: 100 - total flux cleaned = 0.00175994 Jy ! Component: 150 - total flux cleaned = 0.00236119 Jy ! Component: 200 - total flux cleaned = 0.00287209 Jy ! Total flux subtracted in 200 components = 0.00287209 Jy ! Clean residual min=-0.000682 max=0.000658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0517368 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 63 components and 0.0517368 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=2.185 mas, bmaj=3.224 mas, bpa=-1.836 degrees ! Estimated noise=0.408489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000926969 Jy ! Component: 100 - total flux cleaned = 0.00162165 Jy ! Component: 150 - total flux cleaned = 0.00211522 Jy ! Component: 200 - total flux cleaned = 0.00243046 Jy ! Total flux subtracted in 200 components = 0.00243046 Jy ! Clean residual min=-0.000844 max=0.000707 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0541672 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 = 0.00027081 Jy ! Component: 100 - total flux cleaned = 0.000505747 Jy ! Component: 150 - total flux cleaned = 0.000652553 Jy ! Component: 200 - total flux cleaned = 0.000784993 Jy ! Total flux subtracted in 200 components = 0.000784993 Jy ! Clean residual min=-0.000793 max=0.000660 Jy/beam ! Clean residual mean=0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0549522 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 114 components and 0.0549522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9076 mas, bmaj=2.046 mas, bpa=-2.055 degrees ! Estimated noise=0.33408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000180255 Jy ! Component: 100 - total flux cleaned = -0.000224968 Jy ! Component: 150 - total flux cleaned = -0.000198172 Jy ! Component: 200 - total flux cleaned = -0.000161211 Jy ! Total flux subtracted in 200 components = -0.000161211 Jy ! Clean residual min=-0.000575 max=0.000542 Jy/beam ! Clean residual mean=-0.000000 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.054791 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 0.054791 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=0.051157Jy sigma=0.460521 ! Fit after self-cal, rms=0.051163Jy sigma=0.460495 wmodel J1617+0408_X_map.mod ! Writing 133 model components to file: J1617+0408_X_map.mod wobs J1617+0408_X_uvs.fits ! Writing UV FITS file: J1617+0408_X_uvs.fits wwins J1617+0408_X_map.win ! wwins: Wrote 6 windows to J1617+0408_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 = -0.000196578 Jy ! Component: 100 - total flux cleaned = -0.000256277 Jy ! Component: 150 - total flux cleaned = -0.000332778 Jy ! Component: 200 - total flux cleaned = -0.00038851 Jy ! Component: 250 - total flux cleaned = -0.00046096 Jy ! Component: 300 - total flux cleaned = -0.000549483 Jy ! Component: 350 - total flux cleaned = -0.000601441 Jy ! Component: 400 - total flux cleaned = -0.000669498 Jy ! Component: 450 - total flux cleaned = -0.000719656 Jy ! Component: 500 - total flux cleaned = -0.000760836 Jy ! Component: 550 - total flux cleaned = -0.000785072 Jy ! Component: 600 - total flux cleaned = -0.000801098 Jy ! Component: 650 - total flux cleaned = -0.000801229 Jy ! Component: 700 - total flux cleaned = -0.000809054 Jy ! Component: 750 - total flux cleaned = -0.00083216 Jy ! Component: 800 - total flux cleaned = -0.000809247 Jy ! Component: 850 - total flux cleaned = -0.000831864 Jy ! Component: 900 - total flux cleaned = -0.000824212 Jy ! Component: 950 - total flux cleaned = -0.000816755 Jy ! Component: 1000 - total flux cleaned = -0.000838646 Jy ! Component: 1050 - total flux cleaned = -0.000838627 Jy ! Component: 1100 - total flux cleaned = -0.000838572 Jy ! Component: 1150 - total flux cleaned = -0.000831388 Jy ! Component: 1200 - total flux cleaned = -0.000845489 Jy ! Component: 1250 - total flux cleaned = -0.000831626 Jy ! Component: 1300 - total flux cleaned = -0.000845448 Jy ! Component: 1350 - total flux cleaned = -0.000859156 Jy ! Component: 1400 - total flux cleaned = -0.000845642 Jy ! Component: 1450 - total flux cleaned = -0.00085242 Jy ! Component: 1500 - total flux cleaned = -0.000845762 Jy ! Component: 1550 - total flux cleaned = -0.000839038 Jy ! Component: 1600 - total flux cleaned = -0.000858799 Jy ! Component: 1650 - total flux cleaned = -0.000845726 Jy ! Component: 1700 - total flux cleaned = -0.000852136 Jy ! Component: 1750 - total flux cleaned = -0.000852185 Jy ! Component: 1800 - total flux cleaned = -0.00084583 Jy ! Component: 1850 - total flux cleaned = -0.000852223 Jy ! Component: 1900 - total flux cleaned = -0.000883733 Jy ! Component: 1950 - total flux cleaned = -0.000883746 Jy ! Component: 2000 - total flux cleaned = -0.000883736 Jy ! Component: 2050 - total flux cleaned = -0.000896045 Jy ! Component: 2100 - total flux cleaned = -0.000914438 Jy ! Component: 2150 - total flux cleaned = -0.000902203 Jy ! Component: 2200 - total flux cleaned = -0.000920313 Jy ! Component: 2250 - total flux cleaned = -0.000932402 Jy ! Component: 2300 - total flux cleaned = -0.000920455 Jy ! Component: 2350 - total flux cleaned = -0.000950157 Jy ! Component: 2400 - total flux cleaned = -0.000956025 Jy ! Component: 2450 - total flux cleaned = -0.000985313 Jy ! Component: 2500 - total flux cleaned = -0.000979483 Jy ! Component: 2550 - total flux cleaned = -0.000990983 Jy ! Component: 2600 - total flux cleaned = -0.000996644 Jy ! Component: 2650 - total flux cleaned = -0.000996602 Jy ! Component: 2700 - total flux cleaned = -0.00101363 Jy ! Component: 2750 - total flux cleaned = -0.000951466 Jy ! Component: 2800 - total flux cleaned = -0.000996439 Jy ! Component: 2850 - total flux cleaned = -0.000968502 Jy ! Component: 2900 - total flux cleaned = -0.000968512 Jy ! Component: 2950 - total flux cleaned = -0.000996211 Jy ! Component: 3000 - total flux cleaned = -0.000996234 Jy ! Component: 3050 - total flux cleaned = -0.000990778 Jy ! Component: 3100 - total flux cleaned = -0.000996224 Jy ! Component: 3150 - total flux cleaned = -0.000969141 Jy ! Component: 3200 - total flux cleaned = -0.000979887 Jy ! Component: 3250 - total flux cleaned = -0.000969171 Jy ! Component: 3300 - total flux cleaned = -0.000979822 Jy ! Component: 3350 - total flux cleaned = -0.000969279 Jy ! Component: 3400 - total flux cleaned = -0.000979832 Jy ! Component: 3450 - total flux cleaned = -0.00100082 Jy ! Component: 3500 - total flux cleaned = -0.00098518 Jy ! Component: 3550 - total flux cleaned = -0.00101116 Jy ! Component: 3600 - total flux cleaned = -0.00103185 Jy ! Component: 3650 - total flux cleaned = -0.00101649 Jy ! Component: 3700 - total flux cleaned = -0.00104724 Jy ! Component: 3750 - total flux cleaned = -0.00105236 Jy ! Component: 3800 - total flux cleaned = -0.0010828 Jy ! Component: 3850 - total flux cleaned = -0.00108787 Jy ! Component: 3900 - total flux cleaned = -0.00112808 Jy ! Component: 3950 - total flux cleaned = -0.00112302 Jy ! Component: 4000 - total flux cleaned = -0.00113795 Jy ! Component: 4050 - total flux cleaned = -0.00115286 Jy ! Total flux subtracted in 4096 components = -0.00116767 Jy ! Clean residual min=-0.000315 max=0.000298 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0536233 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 442 components and 0.0536233 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1617+0408_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9076 x 2.046 at -2.055 degrees (North through East) ! Clean map min=-0.000445 max=0.036506 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1617+0408_X_map.fits wmodel /image_prod/ug002_uva//J1617+0408_X_map.mod ! Writing 442 model components to file: /image_prod/ug002_uva//J1617+0408_X_map.mod wobs /image_prod/ug002_uva//J1617+0408_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1617+0408_X_uvs.fits wwins /image_prod/ug002_uva//J1617+0408_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1617+0408_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.036506 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.535e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.701392 0.701392 1.40278 2.80557 5.61114 11.2223 22.4446 44.8891 89.7782 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 427.72 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1617+0408_X_dfm.log closed on Thu Mar 5 02:37:45 2020