! Started logfile: /vlbi/uf001/uva//J1644+2536_X_dfm.log on Mon Jan 14 03:51:23 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//J1644+2536_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1644+2536_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.877011 visibilities/baseline/integration-bin. ! Found source: J1644+2536 ! ! 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 27468 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 J1644+2536_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 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024580Jy sigma=21.810985 ! Fit after self-cal, rms=0.819873Jy sigma=17.454856 ! 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=0.7634 mas, bmaj=1.401 mas, bpa=-2.061 degrees ! Estimated noise=0.372475 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 = 0.121391 Jy ! Component: 100 - total flux cleaned = 0.15984 Jy ! Total flux subtracted in 100 components = 0.15984 Jy ! Clean residual min=-0.008439 max=0.032133 Jy/beam ! Clean residual mean=-0.000003 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.15984 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.15984 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=0.089751Jy sigma=1.822572 ! Fit after self-cal, rms=0.089483Jy sigma=1.818581 ! Inverting map ! Added new window around map position (1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0295513 Jy ! Component: 100 - total flux cleaned = 0.0449835 Jy ! Total flux subtracted in 100 components = 0.0449835 Jy ! Clean residual min=-0.006328 max=0.011758 Jy/beam ! Clean residual mean=-0.000002 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 0.204824 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.204824 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=0.072727Jy sigma=1.453717 ! Fit after self-cal, rms=0.071591Jy sigma=1.430015 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130261 Jy ! Component: 100 - total flux cleaned = 0.0208532 Jy ! Total flux subtracted in 100 components = 0.0208532 Jy ! Clean residual min=-0.005315 max=0.008286 Jy/beam ! Clean residual mean=-0.000001 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.225677 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.225677 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=0.067108Jy sigma=1.331286 ! Fit after self-cal, rms=0.066875Jy sigma=1.325927 ! Inverting map ! Added new window around map position (3.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00821237 Jy ! Component: 100 - total flux cleaned = 0.0138076 Jy ! Total flux subtracted in 100 components = 0.0138076 Jy ! Clean residual min=-0.004805 max=0.006121 Jy/beam ! Clean residual mean=-0.000001 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.239484 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.239484 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=0.065247Jy sigma=1.287115 ! Fit after self-cal, rms=0.065159Jy sigma=1.285041 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.03 mas, bmaj=1.775 mas, bpa=-1.825 degrees ! Estimated noise=0.218527 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 = 0.0084288 Jy ! Component: 100 - total flux cleaned = 0.013816 Jy ! Component: 150 - total flux cleaned = 0.0177312 Jy ! Component: 200 - total flux cleaned = 0.0207052 Jy ! Total flux subtracted in 200 components = 0.0207052 Jy ! Clean residual min=-0.004704 max=0.007073 Jy/beam ! Clean residual mean=-0.000006 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.26019 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.26019 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=0.063931Jy sigma=1.254042 ! Fit after self-cal, rms=0.063862Jy sigma=1.252230 ! Inverting map ! Added new window around map position (-0.8, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00663497 Jy ! Component: 100 - total flux cleaned = 0.00907949 Jy ! Component: 150 - total flux cleaned = 0.0101832 Jy ! Component: 200 - total flux cleaned = 0.0112267 Jy ! Total flux subtracted in 200 components = 0.0112267 Jy ! Clean residual min=-0.004111 max=0.005870 Jy/beam ! Clean residual mean=-0.000006 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 0.271416 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 75 components and 0.271416 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=0.063084Jy sigma=1.232555 ! Fit after self-cal, rms=0.063045Jy sigma=1.231666 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.03 x 1.775 at -1.825 degrees (North through East) ! Clean map min=-0.0040156 max=0.16866 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.91 KP 1.01 ! LA 0.95 MK 0.98 NL 1.10 OV 0.95 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.93 KP 1.01 ! LA 0.95 MK 0.95 NL 1.10 OV 0.96 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.93 KP 1.02 ! LA 0.94 MK 1.02 NL 1.12 OV 0.95 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.02 ! LA 0.93 MK 0.97 NL 1.09 OV 0.94 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.93 KP 1.06 ! LA 0.94 MK 0.97 NL 1.09 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.93 KP 1.03 ! LA 0.95 MK 1.01 NL 1.08 OV 0.95 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.91 KP 1.02 ! LA 0.94 MK 0.98 NL 1.11 OV 0.96 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.93 KP 1.05 ! LA 0.94 MK 1.03 NL 1.10 OV 0.95 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.92 KP 1.03 ! LA 0.95 MK 1.04 NL 1.13 OV 0.95 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 1.05 ! LA 0.96 MK 0.95 NL 1.12 OV 0.93 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.92 KP 1.05 ! LA 0.95 MK 1.03 NL 1.12 OV 0.95 ! PT 1.00 SC 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.93 KP 1.03 ! LA 0.95 MK 1.02 NL 1.13 OV 0.95 ! PT 0.99 SC 1.04 ! ! ! Fit before self-cal, rms=0.063045Jy sigma=1.231666 ! Fit after self-cal, rms=0.060822Jy sigma=1.197067 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=1.782 mas, bpa=-2.229 degrees ! Estimated noise=0.217492 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 (4.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00443968 Jy ! Component: 100 - total flux cleaned = 0.00554819 Jy ! Component: 150 - total flux cleaned = 0.00595985 Jy ! Component: 200 - total flux cleaned = 0.00634759 Jy ! Total flux subtracted in 200 components = 0.00634759 Jy ! Clean residual min=-0.002206 max=0.004445 Jy/beam ! Clean residual mean=-0.000007 rms=0.000636 Jy/beam ! Combined flux in latest and established models = 0.277764 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 99 components and 0.277764 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=0.060448Jy sigma=1.187325 ! Fit after self-cal, rms=0.060449Jy sigma=1.186802 ! Inverting map ! Added new window around map position (-6, 13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412504 Jy ! Component: 100 - total flux cleaned = 0.00649655 Jy ! Component: 150 - total flux cleaned = 0.00827416 Jy ! Component: 200 - total flux cleaned = 0.0093045 Jy ! Total flux subtracted in 200 components = 0.0093045 Jy ! Clean residual min=-0.001773 max=0.001973 Jy/beam ! Clean residual mean=-0.000006 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.287068 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 124 components and 0.287068 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=0.060147Jy sigma=1.179118 ! Fit after self-cal, rms=0.060131Jy sigma=1.178843 ! 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=0.060131Jy sigma=1.178843 ! Fit after self-cal, rms=0.060681Jy sigma=1.170178 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.03 mas, bmaj=1.778 mas, bpa=-1.785 degrees ! Estimated noise=0.217304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101268 Jy ! Component: 100 - total flux cleaned = 0.000581988 Jy ! Component: 150 - total flux cleaned = 0.00104869 Jy ! Component: 200 - total flux cleaned = 0.00137215 Jy ! Total flux subtracted in 200 components = 0.00137215 Jy ! Clean residual min=-0.001396 max=0.001549 Jy/beam ! Clean residual mean=-0.000003 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.288441 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 146 components and 0.288441 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=0.060579Jy sigma=1.167856 ! Fit after self-cal, rms=0.060588Jy sigma=1.167738 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 (46.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143317 Jy ! Component: 100 - total flux cleaned = 0.00204889 Jy ! Component: 150 - total flux cleaned = 0.00256438 Jy ! Component: 200 - total flux cleaned = 0.00300307 Jy ! Total flux subtracted in 200 components = 0.00300307 Jy ! Clean residual min=-0.001462 max=0.001292 Jy/beam ! Clean residual mean=-0.000002 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.291444 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 166 components and 0.291444 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=0.060529Jy sigma=1.166314 ! Fit after self-cal, rms=0.060525Jy sigma=1.166280 ! 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=0.060525Jy sigma=1.166280 ! Fit after self-cal, rms=0.060621Jy sigma=1.165977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=1.779 mas, bpa=-1.765 degrees ! Estimated noise=0.217265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000322928 Jy ! Component: 100 - total flux cleaned = -0.000210543 Jy ! Component: 150 - total flux cleaned = 0.000139009 Jy ! Component: 200 - total flux cleaned = 0.000463243 Jy ! Total flux subtracted in 200 components = 0.000463243 Jy ! Clean residual min=-0.001328 max=0.001202 Jy/beam ! Clean residual mean=-0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.291907 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 179 components and 0.291907 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=0.060576Jy sigma=1.165043 ! Fit after self-cal, rms=0.060578Jy sigma=1.165028 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 = 0.000216866 Jy ! Component: 100 - total flux cleaned = 0.000536777 Jy ! Component: 150 - total flux cleaned = 0.000836588 Jy ! Component: 200 - total flux cleaned = 0.00111799 Jy ! Total flux subtracted in 200 components = 0.00111799 Jy ! Clean residual min=-0.001318 max=0.001149 Jy/beam ! Clean residual mean=-0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.293025 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 186 components and 0.293025 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=0.060554Jy sigma=1.164529 ! Fit after self-cal, rms=0.060552Jy sigma=1.164522 ! 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=0.060552Jy sigma=1.164522 ! Fit after self-cal, rms=0.060624Jy sigma=1.164355 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.263 mas, bmaj=2.76 mas, bpa=-5.754 degrees ! Estimated noise=0.264341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521273 Jy ! Component: 100 - total flux cleaned = 0.000705293 Jy ! Component: 150 - total flux cleaned = 0.000914891 Jy ! Component: 200 - total flux cleaned = 0.00115596 Jy ! Total flux subtracted in 200 components = 0.00115596 Jy ! Clean residual min=-0.001221 max=0.001352 Jy/beam ! Clean residual mean=-0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.294181 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 210 components and 0.294181 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=0.060603Jy sigma=1.163981 ! Fit after self-cal, rms=0.060603Jy sigma=1.163959 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 = 0.000204173 Jy ! Component: 100 - total flux cleaned = 0.000405616 Jy ! Component: 150 - total flux cleaned = 0.000570292 Jy ! Component: 200 - total flux cleaned = 0.000740383 Jy ! Total flux subtracted in 200 components = 0.000740383 Jy ! Clean residual min=-0.001190 max=0.001310 Jy/beam ! Clean residual mean=-0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.294921 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 223 components and 0.294921 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=0.060595Jy sigma=1.163838 ! Fit after self-cal, rms=0.060594Jy sigma=1.163834 ! 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=1.031 mas, bmaj=1.779 mas, bpa=-1.744 degrees ! Estimated noise=0.217233 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 1.779 at -1.744 degrees (North through East) ! Clean map min=-0.0011564 max=0.16819 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=0.7628 mas, bmaj=1.405 mas, bpa=-1.937 degrees ! Estimated noise=0.370425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120619 Jy ! Component: 100 - total flux cleaned = 0.167394 Jy ! Component: 150 - total flux cleaned = 0.194629 Jy ! Component: 200 - total flux cleaned = 0.211284 Jy ! Total flux subtracted in 200 components = 0.211284 Jy ! Clean residual min=-0.004185 max=0.008951 Jy/beam ! Clean residual mean=-0.000000 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.211284 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 0.211284 Jy ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=1.779 mas, bpa=-1.744 degrees ! Estimated noise=0.217233 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 = 0.0187063 Jy ! Component: 100 - total flux cleaned = 0.029673 Jy ! Component: 150 - total flux cleaned = 0.0371184 Jy ! Component: 200 - total flux cleaned = 0.0426781 Jy ! Total flux subtracted in 200 components = 0.0426781 Jy ! Clean residual min=-0.002306 max=0.003511 Jy/beam ! Clean residual mean=-0.000002 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.253962 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 45 components and 0.253962 Jy ! Inverting map ! Added new window around map position (2.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.004487 Jy ! Component: 100 - total flux cleaned = 0.00821014 Jy ! Component: 150 - total flux cleaned = 0.0113884 Jy ! Component: 200 - total flux cleaned = 0.0141633 Jy ! Total flux subtracted in 200 components = 0.0141633 Jy ! Clean residual min=-0.001784 max=0.001930 Jy/beam ! Clean residual mean=-0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.268126 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 79 components and 0.268126 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=2.263 mas, bmaj=2.76 mas, bpa=-5.754 degrees ! Estimated noise=0.264341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421073 Jy ! Component: 100 - total flux cleaned = 0.00751644 Jy ! Component: 150 - total flux cleaned = 0.0102318 Jy ! Component: 200 - total flux cleaned = 0.012532 Jy ! Total flux subtracted in 200 components = 0.012532 Jy ! Clean residual min=-0.001836 max=0.001889 Jy/beam ! Clean residual mean=-0.000003 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.280658 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 = 0.00197581 Jy ! Component: 100 - total flux cleaned = 0.00367997 Jy ! Component: 150 - total flux cleaned = 0.00515528 Jy ! Component: 200 - total flux cleaned = 0.00644132 Jy ! Total flux subtracted in 200 components = 0.00644132 Jy ! Clean residual min=-0.001528 max=0.001434 Jy/beam ! Clean residual mean=-0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.287099 Jy ! Adding 142 model components to the UV plane model. ! The established model now contains 203 components and 0.287099 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=1.779 mas, bpa=-1.744 degrees ! Estimated noise=0.217233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114757 Jy ! Component: 100 - total flux cleaned = 0.00212879 Jy ! Component: 150 - total flux cleaned = 0.00300834 Jy ! Component: 200 - total flux cleaned = 0.00373877 Jy ! Total flux subtracted in 200 components = 0.00373877 Jy ! Clean residual min=-0.001322 max=0.001128 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.290838 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 234 components and 0.290838 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=0.060602Jy sigma=1.164644 ! Fit after self-cal, rms=0.060594Jy sigma=1.164497 wmodel J1644+2536_X_map.mod ! Writing 234 model components to file: J1644+2536_X_map.mod wobs J1644+2536_X_uvs.fits ! Writing UV FITS file: J1644+2536_X_uvs.fits wwins J1644+2536_X_map.win ! wwins: Wrote 8 windows to J1644+2536_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 = -0.000515475 Jy ! Component: 100 - total flux cleaned = -0.000912278 Jy ! Component: 150 - total flux cleaned = -0.00115063 Jy ! Component: 200 - total flux cleaned = -0.00124592 Jy ! Component: 250 - total flux cleaned = -0.00133798 Jy ! Component: 300 - total flux cleaned = -0.00139131 Jy ! Component: 350 - total flux cleaned = -0.0014261 Jy ! Component: 400 - total flux cleaned = -0.00139247 Jy ! Component: 450 - total flux cleaned = -0.00132642 Jy ! Component: 500 - total flux cleaned = -0.00122904 Jy ! Component: 550 - total flux cleaned = -0.00111778 Jy ! Component: 600 - total flux cleaned = -0.000977749 Jy ! Component: 650 - total flux cleaned = -0.000916867 Jy ! Component: 700 - total flux cleaned = -0.000856721 Jy ! Component: 750 - total flux cleaned = -0.000797455 Jy ! Component: 800 - total flux cleaned = -0.000724343 Jy ! Component: 850 - total flux cleaned = -0.000652774 Jy ! Component: 900 - total flux cleaned = -0.000624616 Jy ! Component: 950 - total flux cleaned = -0.000596884 Jy ! Component: 1000 - total flux cleaned = -0.000569682 Jy ! Component: 1050 - total flux cleaned = -0.000556379 Jy ! Component: 1100 - total flux cleaned = -0.000462544 Jy ! Component: 1150 - total flux cleaned = -0.000422801 Jy ! Component: 1200 - total flux cleaned = -0.000357337 Jy ! Component: 1250 - total flux cleaned = -0.000318378 Jy ! Component: 1300 - total flux cleaned = -0.000266905 Jy ! Component: 1350 - total flux cleaned = -0.000253766 Jy ! Component: 1400 - total flux cleaned = -0.000178567 Jy ! Component: 1450 - total flux cleaned = -0.000116523 Jy ! Component: 1500 - total flux cleaned = -9.20013e-05 Jy ! Component: 1550 - total flux cleaned = -7.97245e-05 Jy ! Component: 1600 - total flux cleaned = -6.77164e-05 Jy ! Component: 1650 - total flux cleaned = -4.37814e-05 Jy ! Component: 1700 - total flux cleaned = 2.75529e-05 Jy ! Component: 1750 - total flux cleaned = 6.28349e-05 Jy ! Component: 1800 - total flux cleaned = 0.000109474 Jy ! Component: 1850 - total flux cleaned = 0.000121245 Jy ! Component: 1900 - total flux cleaned = 0.000190069 Jy ! Component: 1950 - total flux cleaned = 0.000235787 Jy ! Component: 2000 - total flux cleaned = 0.000269504 Jy ! Component: 2050 - total flux cleaned = 0.000314242 Jy ! Component: 2100 - total flux cleaned = 0.000336474 Jy ! Component: 2150 - total flux cleaned = 0.000391631 Jy ! Component: 2200 - total flux cleaned = 0.000402568 Jy ! Component: 2250 - total flux cleaned = 0.000435122 Jy ! Component: 2300 - total flux cleaned = 0.000467437 Jy ! Component: 2350 - total flux cleaned = 0.000456824 Jy ! Component: 2400 - total flux cleaned = 0.000509946 Jy ! Component: 2450 - total flux cleaned = 0.000520473 Jy ! Component: 2500 - total flux cleaned = 0.000562255 Jy ! Component: 2550 - total flux cleaned = 0.000541564 Jy ! Component: 2600 - total flux cleaned = 0.000603445 Jy ! Component: 2650 - total flux cleaned = 0.000623932 Jy ! Component: 2700 - total flux cleaned = 0.000674782 Jy ! Component: 2750 - total flux cleaned = 0.000674715 Jy ! Component: 2800 - total flux cleaned = 0.000674813 Jy ! Component: 2850 - total flux cleaned = 0.000734577 Jy ! Component: 2900 - total flux cleaned = 0.000744552 Jy ! Component: 2950 - total flux cleaned = 0.000774048 Jy ! Component: 3000 - total flux cleaned = 0.000803282 Jy ! Component: 3050 - total flux cleaned = 0.000793583 Jy ! Component: 3100 - total flux cleaned = 0.000803132 Jy ! Component: 3150 - total flux cleaned = 0.000841292 Jy ! Component: 3200 - total flux cleaned = 0.000831744 Jy ! Component: 3250 - total flux cleaned = 0.000812867 Jy ! Component: 3300 - total flux cleaned = 0.000841064 Jy ! Component: 3350 - total flux cleaned = 0.000840996 Jy ! Component: 3400 - total flux cleaned = 0.000840913 Jy ! Component: 3450 - total flux cleaned = 0.000794819 Jy ! Component: 3500 - total flux cleaned = 0.000822326 Jy ! Component: 3550 - total flux cleaned = 0.000831561 Jy ! Component: 3600 - total flux cleaned = 0.000840546 Jy ! Component: 3650 - total flux cleaned = 0.000840572 Jy ! Component: 3700 - total flux cleaned = 0.000849611 Jy ! Component: 3750 - total flux cleaned = 0.000831826 Jy ! Component: 3800 - total flux cleaned = 0.000849579 Jy ! Component: 3850 - total flux cleaned = 0.00083197 Jy ! Component: 3900 - total flux cleaned = 0.000840735 Jy ! Component: 3950 - total flux cleaned = 0.000875734 Jy ! Component: 4000 - total flux cleaned = 0.000858395 Jy ! Component: 4050 - total flux cleaned = 0.000841097 Jy ! Total flux subtracted in 4096 components = 0.00087548 Jy ! Clean residual min=-0.000581 max=0.000553 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.291713 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 559 components and 0.291713 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1644+2536_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.031 x 1.779 at -1.744 degrees (North through East) ! Clean map min=-0.00084223 max=0.16789 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1644+2536_X_map.fits wmodel /vlbi/uf001/uva//J1644+2536_X_map.mod ! Writing 559 model components to file: /vlbi/uf001/uva//J1644+2536_X_map.mod wobs /vlbi/uf001/uva//J1644+2536_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1644+2536_X_uvs.fits wwins /vlbi/uf001/uva//J1644+2536_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1644+2536_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.167886 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148793 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265882 0.265882 0.531764 1.06353 2.12705 4.25411 8.50822 17.0164 34.0329 68.0657 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.167 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1128.32 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1644+2536_X_dfm.log closed on Mon Jan 14 03:51:29 2019