! Started logfile: /vlbi/uf001/uva//J0246-1236_X_dfm.log on Sun Jan 13 21:31:56 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//J0246-1236_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0246-1236_X_uva.fits ! AN table 1: 28 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.858135 visibilities/baseline/integration-bin. ! Found source: J0246-1236 ! ! 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 10380 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 J0246-1236_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.044689Jy sigma=21.249650 ! Fit after self-cal, rms=0.735947Jy sigma=14.961774 ! 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=0.6 mas, bmaj=1.533 mas, bpa=-2.942 degrees ! Estimated noise=0.614918 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 = 0.197587 Jy ! Component: 100 - total flux cleaned = 0.243145 Jy ! Total flux subtracted in 100 components = 0.243145 Jy ! Clean residual min=-0.012549 max=0.032556 Jy/beam ! Clean residual mean=0.000007 rms=0.003100 Jy/beam ! Combined flux in latest and established models = 0.243145 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.243145 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=0.089132Jy sigma=1.779805 ! Fit after self-cal, rms=0.089121Jy sigma=1.779463 ! Inverting map ! Added new window around map position (1, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0295371 Jy ! Component: 100 - total flux cleaned = 0.0468945 Jy ! Total flux subtracted in 100 components = 0.0468945 Jy ! Clean residual min=-0.010037 max=0.017258 Jy/beam ! Clean residual mean=0.000006 rms=0.002110 Jy/beam ! Combined flux in latest and established models = 0.290039 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.290039 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=0.074541Jy sigma=1.470607 ! Fit after self-cal, rms=0.073446Jy sigma=1.450021 ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152161 Jy ! Component: 100 - total flux cleaned = 0.0241553 Jy ! Total flux subtracted in 100 components = 0.0241553 Jy ! Clean residual min=-0.007949 max=0.010901 Jy/beam ! Clean residual mean=0.000004 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 0.314194 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.314194 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=0.068858Jy sigma=1.349803 ! Fit after self-cal, rms=0.068507Jy sigma=1.342972 ! 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=0.7513 mas, bmaj=1.824 mas, bpa=-2.247 degrees ! Estimated noise=0.374196 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 = 0.0126416 Jy ! Component: 100 - total flux cleaned = 0.0206038 Jy ! Component: 150 - total flux cleaned = 0.0262929 Jy ! Component: 200 - total flux cleaned = 0.0304844 Jy ! Total flux subtracted in 200 components = 0.0304844 Jy ! Clean residual min=-0.008415 max=0.008710 Jy/beam ! Clean residual mean=0.000010 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 0.344679 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 47 components and 0.344679 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=0.065811Jy sigma=1.283327 ! Fit after self-cal, rms=0.065628Jy sigma=1.279234 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7513 x 1.824 at -2.247 degrees (North through East) ! Clean map min=-0.0076555 max=0.2565 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.03 KP 1.00 LA 0.96 ! MK 1.00 NL 1.09 OV 0.90 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.00 KP 0.99 LA 0.98 ! MK 1.00 NL 1.09 OV 0.91 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.99 KP 1.00 LA 0.97 ! MK 1.00 NL 1.10 OV 0.91 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.00 KP 0.98 LA 0.97 ! MK 0.99 NL 1.09 OV 0.92 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.03 KP 0.99 LA 0.97 ! MK 1.02 NL 1.10 OV 0.91 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.03 KP 1.01 LA 0.96 ! MK 1.00 NL 1.10 OV 0.90 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 0.98 LA 1.02 ! MK 1.00 NL 1.11 OV 0.91 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 1.00 KP 1.02 LA 0.99 ! MK 1.00 NL 1.08 OV 0.91 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.01 KP 1.01 LA 0.96 ! MK 1.00 NL 1.10 OV 0.93 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 1.02 LA 0.96 ! MK 1.00 NL 1.11 OV 0.91 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.00 KP 0.99 LA 0.99 ! MK 1.00 NL 1.10 OV 0.93 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 1.01 KP 0.93 LA 1.00 ! MK 1.00 NL 1.09 OV 0.90 PT 0.95 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.065628Jy sigma=1.279234 ! Fit after self-cal, rms=0.062314Jy sigma=1.198197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7529 mas, bmaj=1.841 mas, bpa=-2.204 degrees ! Estimated noise=0.375068 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 = -0.00193682 Jy ! Component: 100 - total flux cleaned = -0.00259043 Jy ! Component: 150 - total flux cleaned = -0.00326174 Jy ! Component: 200 - total flux cleaned = -0.00357236 Jy ! Total flux subtracted in 200 components = -0.00357236 Jy ! Clean residual min=-0.003396 max=0.004142 Jy/beam ! Clean residual mean=0.000004 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.341106 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.341106 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=0.062021Jy sigma=1.192923 ! Fit after self-cal, rms=0.062029Jy sigma=1.192300 ! 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=0.062029Jy sigma=1.192300 ! Fit after self-cal, rms=0.061497Jy sigma=1.180966 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7522 mas, bmaj=1.836 mas, bpa=-2.21 degrees ! Estimated noise=0.374384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00070692 Jy ! Component: 100 - total flux cleaned = -0.0005064 Jy ! Component: 150 - total flux cleaned = -0.000702855 Jy ! Component: 200 - total flux cleaned = -0.000913114 Jy ! Total flux subtracted in 200 components = -0.000913114 Jy ! Clean residual min=-0.003338 max=0.003611 Jy/beam ! Clean residual mean=0.000001 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.340193 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.340193 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=0.061373Jy sigma=1.178403 ! Fit after self-cal, rms=0.061363Jy sigma=1.178160 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 (2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275769 Jy ! Component: 100 - total flux cleaned = 0.00316297 Jy ! Component: 150 - total flux cleaned = 0.00322279 Jy ! Component: 200 - total flux cleaned = 0.00312098 Jy ! Total flux subtracted in 200 components = 0.00312098 Jy ! Clean residual min=-0.002677 max=0.002704 Jy/beam ! Clean residual mean=0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.343314 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 80 components and 0.343314 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=0.061178Jy sigma=1.174235 ! Fit after self-cal, rms=0.061163Jy sigma=1.173964 ! 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=0.061163Jy sigma=1.173964 ! Fit after self-cal, rms=0.060965Jy sigma=1.173109 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7511 mas, bmaj=1.835 mas, bpa=-2.175 degrees ! Estimated noise=0.373638 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.64122e-05 Jy ! Component: 100 - total flux cleaned = 0.000391164 Jy ! Component: 150 - total flux cleaned = 0.000392104 Jy ! Component: 200 - total flux cleaned = 0.00035287 Jy ! Total flux subtracted in 200 components = 0.00035287 Jy ! Clean residual min=-0.002240 max=0.002266 Jy/beam ! Clean residual mean=0.000000 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.343667 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.343667 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=0.060876Jy sigma=1.171319 ! Fit after self-cal, rms=0.060867Jy sigma=1.171184 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 (15.8, 37.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205353 Jy ! Component: 100 - total flux cleaned = 0.0026285 Jy ! Component: 150 - total flux cleaned = 0.00271037 Jy ! Component: 200 - total flux cleaned = 0.00274737 Jy ! Total flux subtracted in 200 components = 0.00274737 Jy ! Clean residual min=-0.001977 max=0.002239 Jy/beam ! Clean residual mean=-0.000000 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.346414 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.346414 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=0.060776Jy sigma=1.169377 ! Fit after self-cal, rms=0.060773Jy sigma=1.169315 ! Inverting map ! Added new window around map position (-16, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013349 Jy ! Component: 100 - total flux cleaned = 0.00162442 Jy ! Component: 150 - total flux cleaned = 0.00177118 Jy ! Component: 200 - total flux cleaned = 0.00173621 Jy ! Total flux subtracted in 200 components = 0.00173621 Jy ! Clean residual min=-0.001822 max=0.002026 Jy/beam ! Clean residual mean=0.000000 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.348151 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.348151 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=0.060700Jy sigma=1.167849 ! Fit after self-cal, rms=0.060699Jy sigma=1.167795 ! Inverting map ! Added new window around map position (1, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182072 Jy ! Component: 100 - total flux cleaned = 0.00269914 Jy ! Component: 150 - total flux cleaned = 0.00307687 Jy ! Component: 200 - total flux cleaned = 0.00345594 Jy ! Total flux subtracted in 200 components = 0.00345594 Jy ! Clean residual min=-0.001714 max=0.001599 Jy/beam ! Clean residual mean=-0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.351607 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 127 components and 0.351607 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=0.060637Jy sigma=1.166345 ! Fit after self-cal, rms=0.060636Jy sigma=1.166324 ! 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=0.060636Jy sigma=1.166324 ! Fit after self-cal, rms=0.060452Jy sigma=1.165967 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.939 mas, bmaj=3.733 mas, bpa=2.508 degrees ! Estimated noise=0.519097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174553 Jy ! Component: 100 - total flux cleaned = 0.000323069 Jy ! Component: 150 - total flux cleaned = 0.000507282 Jy ! Component: 200 - total flux cleaned = 0.000671124 Jy ! Total flux subtracted in 200 components = 0.000671124 Jy ! Clean residual min=-0.001936 max=0.001666 Jy/beam ! Clean residual mean=-0.000001 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.352278 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 0.352278 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=0.060442Jy sigma=1.165769 ! Fit after self-cal, rms=0.060442Jy sigma=1.165749 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 = 0.000219323 Jy ! Component: 100 - total flux cleaned = 0.000260152 Jy ! Component: 150 - total flux cleaned = 0.000279186 Jy ! Component: 200 - total flux cleaned = 0.000298376 Jy ! Total flux subtracted in 200 components = 0.000298376 Jy ! Clean residual min=-0.001855 max=0.001596 Jy/beam ! Clean residual mean=-0.000002 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.352576 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 150 components and 0.352576 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=0.060439Jy sigma=1.165685 ! Fit after self-cal, rms=0.060439Jy sigma=1.165679 ! 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=0.7507 mas, bmaj=1.834 mas, bpa=-2.109 degrees ! Estimated noise=0.372774 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7507 x 1.834 at -2.109 degrees (North through East) ! Clean map min=-0.0015729 max=0.25634 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=0.5991 mas, bmaj=1.539 mas, bpa=-2.74 degrees ! Estimated noise=0.613704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196646 Jy ! Component: 100 - total flux cleaned = 0.249336 Jy ! Component: 150 - total flux cleaned = 0.276898 Jy ! Component: 200 - total flux cleaned = 0.29468 Jy ! Total flux subtracted in 200 components = 0.29468 Jy ! Clean residual min=-0.006263 max=0.009502 Jy/beam ! Clean residual mean=0.000003 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 0.294681 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.294681 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7507 mas, bmaj=1.834 mas, bpa=-2.109 degrees ! Estimated noise=0.372774 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 = 0.0173311 Jy ! Component: 100 - total flux cleaned = 0.0272854 Jy ! Component: 150 - total flux cleaned = 0.0335783 Jy ! Component: 200 - total flux cleaned = 0.0377528 Jy ! Total flux subtracted in 200 components = 0.0377528 Jy ! Clean residual min=-0.003007 max=0.003321 Jy/beam ! Clean residual mean=0.000004 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.332433 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.332433 Jy ! Inverting map ! Added new window around map position (-8.4, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338917 Jy ! Component: 100 - total flux cleaned = 0.00600097 Jy ! Component: 150 - total flux cleaned = 0.00805962 Jy ! Component: 200 - total flux cleaned = 0.00969308 Jy ! Total flux subtracted in 200 components = 0.00969308 Jy ! Clean residual min=-0.002260 max=0.002047 Jy/beam ! Clean residual mean=0.000002 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.342126 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 56 components and 0.342126 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=1.939 mas, bmaj=3.733 mas, bpa=2.508 degrees ! Estimated noise=0.519097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265559 Jy ! Component: 100 - total flux cleaned = 0.00426066 Jy ! Component: 150 - total flux cleaned = 0.00549397 Jy ! Component: 200 - total flux cleaned = 0.006497 Jy ! Total flux subtracted in 200 components = 0.006497 Jy ! Clean residual min=-0.002361 max=0.001842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.348623 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 = 0.000906847 Jy ! Component: 100 - total flux cleaned = 0.00147368 Jy ! Component: 150 - total flux cleaned = 0.00188301 Jy ! Component: 200 - total flux cleaned = 0.00213519 Jy ! Total flux subtracted in 200 components = 0.00213519 Jy ! Clean residual min=-0.002092 max=0.001646 Jy/beam ! Clean residual mean=-0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.350759 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 90 components and 0.350759 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7507 mas, bmaj=1.834 mas, bpa=-2.109 degrees ! Estimated noise=0.372774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.25117e-05 Jy ! Component: 100 - total flux cleaned = 0.000175248 Jy ! Component: 150 - total flux cleaned = 0.000450232 Jy ! Component: 200 - total flux cleaned = 0.000667844 Jy ! Total flux subtracted in 200 components = 0.000667844 Jy ! Clean residual min=-0.001767 max=0.001654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.351426 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.351426 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=0.060494Jy sigma=1.166501 ! Fit after self-cal, rms=0.060475Jy sigma=1.166155 wmodel J0246-1236_X_map.mod ! Writing 112 model components to file: J0246-1236_X_map.mod wobs J0246-1236_X_uvs.fits ! Writing UV FITS file: J0246-1236_X_uvs.fits wwins J0246-1236_X_map.win ! wwins: Wrote 8 windows to J0246-1236_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 = -0.000189707 Jy ! Component: 100 - total flux cleaned = -0.000247468 Jy ! Component: 150 - total flux cleaned = -0.00027453 Jy ! Component: 200 - total flux cleaned = -0.000326291 Jy ! Component: 250 - total flux cleaned = -0.000401884 Jy ! Component: 300 - total flux cleaned = -0.000353791 Jy ! Component: 350 - total flux cleaned = -0.000402689 Jy ! Component: 400 - total flux cleaned = -0.000449018 Jy ! Component: 450 - total flux cleaned = -0.000494343 Jy ! Component: 500 - total flux cleaned = -0.000561062 Jy ! Component: 550 - total flux cleaned = -0.000604701 Jy ! Component: 600 - total flux cleaned = -0.00064747 Jy ! Component: 650 - total flux cleaned = -0.000710065 Jy ! Component: 700 - total flux cleaned = -0.000689578 Jy ! Component: 750 - total flux cleaned = -0.000629255 Jy ! Component: 800 - total flux cleaned = -0.00060964 Jy ! Component: 850 - total flux cleaned = -0.000551012 Jy ! Component: 900 - total flux cleaned = -0.000551048 Jy ! Component: 950 - total flux cleaned = -0.000475021 Jy ! Component: 1000 - total flux cleaned = -0.000437838 Jy ! Component: 1050 - total flux cleaned = -0.000474827 Jy ! Component: 1100 - total flux cleaned = -0.000437956 Jy ! Component: 1150 - total flux cleaned = -0.000419735 Jy ! Component: 1200 - total flux cleaned = -0.00047279 Jy ! Component: 1250 - total flux cleaned = -0.000419714 Jy ! Component: 1300 - total flux cleaned = -0.00041963 Jy ! Component: 1350 - total flux cleaned = -0.000436671 Jy ! Component: 1400 - total flux cleaned = -0.000368597 Jy ! Component: 1450 - total flux cleaned = -0.000335179 Jy ! Component: 1500 - total flux cleaned = -0.000318542 Jy ! Component: 1550 - total flux cleaned = -0.000318551 Jy ! Component: 1600 - total flux cleaned = -0.000253522 Jy ! Component: 1650 - total flux cleaned = -0.000317903 Jy ! Component: 1700 - total flux cleaned = -0.000254236 Jy ! Component: 1750 - total flux cleaned = -0.000191268 Jy ! Component: 1800 - total flux cleaned = -0.000222542 Jy ! Component: 1850 - total flux cleaned = -0.000222569 Jy ! Component: 1900 - total flux cleaned = -0.000207178 Jy ! Component: 1950 - total flux cleaned = -0.000267825 Jy ! Component: 2000 - total flux cleaned = -0.000297892 Jy ! Component: 2050 - total flux cleaned = -0.000268199 Jy ! Component: 2100 - total flux cleaned = -0.000327076 Jy ! Component: 2150 - total flux cleaned = -0.000297802 Jy ! Component: 2200 - total flux cleaned = -0.000312284 Jy ! Component: 2250 - total flux cleaned = -0.000312291 Jy ! Component: 2300 - total flux cleaned = -0.000283678 Jy ! Component: 2350 - total flux cleaned = -0.000382957 Jy ! Component: 2400 - total flux cleaned = -0.000312548 Jy ! Component: 2450 - total flux cleaned = -0.000382165 Jy ! Component: 2500 - total flux cleaned = -0.000368415 Jy ! Component: 2550 - total flux cleaned = -0.000354678 Jy ! Component: 2600 - total flux cleaned = -0.000341219 Jy ! Component: 2650 - total flux cleaned = -0.000422406 Jy ! Component: 2700 - total flux cleaned = -0.000408847 Jy ! Component: 2750 - total flux cleaned = -0.00039544 Jy ! Component: 2800 - total flux cleaned = -0.000408666 Jy ! Component: 2850 - total flux cleaned = -0.000408672 Jy ! Component: 2900 - total flux cleaned = -0.000408585 Jy ! Component: 2950 - total flux cleaned = -0.000408505 Jy ! Component: 3000 - total flux cleaned = -0.000382839 Jy ! Component: 3050 - total flux cleaned = -0.000395543 Jy ! Component: 3100 - total flux cleaned = -0.000446316 Jy ! Component: 3150 - total flux cleaned = -0.000458857 Jy ! Component: 3200 - total flux cleaned = -0.000408957 Jy ! Component: 3250 - total flux cleaned = -0.000446211 Jy ! Component: 3300 - total flux cleaned = -0.000458612 Jy ! Component: 3350 - total flux cleaned = -0.000434086 Jy ! Component: 3400 - total flux cleaned = -0.000434102 Jy ! Component: 3450 - total flux cleaned = -0.000458471 Jy ! Component: 3500 - total flux cleaned = -0.000446424 Jy ! Component: 3550 - total flux cleaned = -0.000434495 Jy ! Component: 3600 - total flux cleaned = -0.00044631 Jy ! Component: 3650 - total flux cleaned = -0.000387393 Jy ! Component: 3700 - total flux cleaned = -0.000422425 Jy ! Component: 3750 - total flux cleaned = -0.000399191 Jy ! Component: 3800 - total flux cleaned = -0.000387519 Jy ! Component: 3850 - total flux cleaned = -0.000387472 Jy ! Component: 3900 - total flux cleaned = -0.000387416 Jy ! Component: 3950 - total flux cleaned = -0.000376019 Jy ! Component: 4000 - total flux cleaned = -0.000319912 Jy ! Component: 4050 - total flux cleaned = -0.000331018 Jy ! Total flux subtracted in 4096 components = -0.000286571 Jy ! Clean residual min=-0.000647 max=0.000670 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.35114 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 402 components and 0.35114 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0246-1236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7507 x 1.834 at -2.109 degrees (North through East) ! Clean map min=-0.0011331 max=0.25715 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0246-1236_X_map.fits wmodel /vlbi/uf001/uva//J0246-1236_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J0246-1236_X_map.mod wobs /vlbi/uf001/uva//J0246-1236_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0246-1236_X_uvs.fits wwins /vlbi/uf001/uva//J0246-1236_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0246-1236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.257151 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000186329 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.217377 0.217377 0.434755 0.86951 1.73902 3.47804 6.95608 13.9122 27.8243 55.6486 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.257 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1380.09 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0246-1236_X_dfm.log closed on Sun Jan 13 21:32:01 2019