! Started logfile: /vlbi/uf001/uva//J1644+0720_X_dfm.log on Mon Jan 14 03:51:09 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+0720_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1644+0720_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993103 visibilities/baseline/integration-bin. ! Found source: J1644+0720 ! ! 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 46656 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+0720_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007538Jy sigma=23.535439 ! Fit after self-cal, rms=0.912198Jy sigma=21.211888 ! 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=0.6897 mas, bmaj=1.656 mas, bpa=-2.814 degrees ! Estimated noise=0.277479 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 = 0.0657619 Jy ! Component: 100 - total flux cleaned = 0.0888969 Jy ! Total flux subtracted in 100 components = 0.0888969 Jy ! Clean residual min=-0.004367 max=0.010623 Jy/beam ! Clean residual mean=-0.000003 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.0888969 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0888969 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=0.068923Jy sigma=1.393191 ! Fit after self-cal, rms=0.068649Jy sigma=1.386870 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123907 Jy ! Component: 100 - total flux cleaned = 0.0199607 Jy ! Total flux subtracted in 100 components = 0.0199607 Jy ! Clean residual min=-0.003301 max=0.005644 Jy/beam ! Clean residual mean=-0.000001 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.108858 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 0.108858 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=0.065481Jy sigma=1.292732 ! Fit after self-cal, rms=0.065455Jy sigma=1.291826 ! Inverting map ! Added new window around map position (-0.6, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586734 Jy ! Component: 100 - total flux cleaned = 0.0098736 Jy ! Total flux subtracted in 100 components = 0.0098736 Jy ! Clean residual min=-0.003147 max=0.004566 Jy/beam ! Clean residual mean=-0.000000 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.118731 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.118731 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=0.064647Jy sigma=1.266754 ! Fit after self-cal, rms=0.064608Jy sigma=1.265811 ! Inverting map ! Added new window around map position (1, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403853 Jy ! Component: 100 - total flux cleaned = 0.00664571 Jy ! Total flux subtracted in 100 components = 0.00664571 Jy ! Clean residual min=-0.002817 max=0.002441 Jy/beam ! Clean residual mean=0.000000 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.125377 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.125377 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=0.064285Jy sigma=1.255719 ! Fit after self-cal, rms=0.064287Jy sigma=1.255576 ! 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=0.8866 mas, bmaj=1.975 mas, bpa=-2.555 degrees ! Estimated noise=0.146835 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 = 0.00337466 Jy ! Component: 100 - total flux cleaned = 0.00544369 Jy ! Component: 150 - total flux cleaned = 0.00644612 Jy ! Component: 200 - total flux cleaned = 0.00705444 Jy ! Total flux subtracted in 200 components = 0.00705444 Jy ! Clean residual min=-0.002157 max=0.002474 Jy/beam ! Clean residual mean=0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.132431 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 58 components and 0.132431 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=0.064107Jy sigma=1.249203 ! Fit after self-cal, rms=0.064094Jy sigma=1.248796 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8866 x 1.975 at -2.555 degrees (North through East) ! Clean map min=-0.0019249 max=0.082899 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.96 KP 1.04 ! LA 1.01 MK 1.02 NL 0.98 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.99 KP 1.06 ! LA 1.00 MK 1.05 NL 0.95 OV 0.95 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.94 KP 1.07 ! LA 1.01 MK 1.04 NL 0.96 OV 0.94 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.95 KP 1.03 ! LA 1.00 MK 1.05 NL 1.01 OV 0.95 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.96 KP 1.03 ! LA 1.02 MK 1.00 NL 1.00 OV 0.94 ! PT 0.92 SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.99 KP 1.06 ! LA 1.02 MK 1.04 NL 0.96 OV 0.97 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.96 KP 1.07 ! LA 1.01 MK 1.03 NL 1.00 OV 0.97 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.02 KP 1.08 ! LA 1.00 MK 0.99 NL 1.00 OV 0.95 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.00 KP 1.05 ! LA 1.02 MK 1.00 NL 0.99 OV 0.97 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.00 KP 1.08 ! LA 1.00 MK 1.03 NL 1.00 OV 0.97 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.99 KP 1.07 ! LA 1.02 MK 0.99 NL 0.98 OV 0.93 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.96 KP 1.10 ! LA 1.03 MK 1.00 NL 1.01 OV 0.94 ! PT 0.93 SC 0.94 ! ! ! Fit before self-cal, rms=0.064094Jy sigma=1.248796 ! Fit after self-cal, rms=0.063653Jy sigma=1.241715 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8875 mas, bmaj=1.983 mas, bpa=-2.405 degrees ! Estimated noise=0.14708 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 (-0.8, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247269 Jy ! Component: 100 - total flux cleaned = 0.0037217 Jy ! Component: 150 - total flux cleaned = 0.00473082 Jy ! Component: 200 - total flux cleaned = 0.00542388 Jy ! Total flux subtracted in 200 components = 0.00542388 Jy ! Clean residual min=-0.001714 max=0.001447 Jy/beam ! Clean residual mean=0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.137855 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 86 components and 0.137855 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=0.063522Jy sigma=1.238026 ! Fit after self-cal, rms=0.063536Jy sigma=1.237691 ! 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=0.063536Jy sigma=1.237691 ! Fit after self-cal, rms=0.063889Jy sigma=1.235889 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8883 mas, bmaj=1.982 mas, bpa=-2.292 degrees ! Estimated noise=0.146821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000124401 Jy ! Component: 100 - total flux cleaned = 0.000138326 Jy ! Component: 150 - total flux cleaned = 0.000411815 Jy ! Component: 200 - total flux cleaned = 0.000661086 Jy ! Total flux subtracted in 200 components = 0.000661086 Jy ! Clean residual min=-0.001457 max=0.001356 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.138516 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.138516 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=0.063847Jy sigma=1.234897 ! Fit after self-cal, rms=0.063851Jy sigma=1.234786 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 = 4.22251e-05 Jy ! Component: 100 - total flux cleaned = 0.000159068 Jy ! Component: 150 - total flux cleaned = 0.000294626 Jy ! Component: 200 - total flux cleaned = 0.000445567 Jy ! Total flux subtracted in 200 components = 0.000445567 Jy ! Clean residual min=-0.001364 max=0.001298 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.138962 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 108 components and 0.138962 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=0.063826Jy sigma=1.234196 ! Fit after self-cal, rms=0.063821Jy sigma=1.234141 ! 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=0.063821Jy sigma=1.234141 ! Fit after self-cal, rms=0.064839Jy sigma=1.231905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8885 mas, bmaj=1.982 mas, bpa=-2.194 degrees ! Estimated noise=0.146569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.77096e-05 Jy ! Component: 100 - total flux cleaned = -1.03401e-05 Jy ! Component: 150 - total flux cleaned = -3.22508e-05 Jy ! Component: 200 - total flux cleaned = 1.04007e-05 Jy ! Total flux subtracted in 200 components = 1.04007e-05 Jy ! Clean residual min=-0.001161 max=0.001168 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.138972 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.138972 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=0.064820Jy sigma=1.231374 ! Fit after self-cal, rms=0.064831Jy sigma=1.231283 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 (-1.4, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101272 Jy ! Component: 100 - total flux cleaned = 0.00146019 Jy ! Component: 150 - total flux cleaned = 0.00185073 Jy ! Component: 200 - total flux cleaned = 0.00213461 Jy ! Total flux subtracted in 200 components = 0.00213461 Jy ! Clean residual min=-0.001098 max=0.001128 Jy/beam ! Clean residual mean=0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.141107 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 143 components and 0.141107 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=0.064806Jy sigma=1.230634 ! Fit after self-cal, rms=0.064803Jy sigma=1.230569 ! Inverting map ! Added new window around map position (-3.6, 17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112352 Jy ! Component: 100 - total flux cleaned = 0.00160038 Jy ! Component: 150 - total flux cleaned = 0.00202659 Jy ! Component: 200 - total flux cleaned = 0.00237088 Jy ! Total flux subtracted in 200 components = 0.00237088 Jy ! Clean residual min=-0.001061 max=0.000903 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.143478 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 163 components and 0.143478 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=0.064779Jy sigma=1.229902 ! Fit after self-cal, rms=0.064775Jy sigma=1.229843 ! 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=0.064775Jy sigma=1.229843 ! Fit after self-cal, rms=0.064753Jy sigma=1.229748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.162 mas, bmaj=3.135 mas, bpa=1.313 degrees ! Estimated noise=0.180796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000444123 Jy ! Component: 100 - total flux cleaned = 0.00113878 Jy ! Component: 150 - total flux cleaned = 0.00170566 Jy ! Component: 200 - total flux cleaned = 0.00218189 Jy ! Total flux subtracted in 200 components = 0.00218189 Jy ! Clean residual min=-0.000964 max=0.000982 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.14566 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 195 components and 0.14566 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=0.064745Jy sigma=1.229484 ! Fit after self-cal, rms=0.064744Jy sigma=1.229423 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 = 0.000182208 Jy ! Component: 100 - total flux cleaned = 0.000614573 Jy ! Component: 150 - total flux cleaned = 0.000975608 Jy ! Component: 200 - total flux cleaned = 0.00129417 Jy ! Total flux subtracted in 200 components = 0.00129417 Jy ! Clean residual min=-0.000938 max=0.000885 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.146954 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 201 components and 0.146954 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=0.064743Jy sigma=1.229377 ! Fit after self-cal, rms=0.064741Jy sigma=1.229348 ! 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=0.8884 mas, bmaj=1.981 mas, bpa=-2.056 degrees ! Estimated noise=0.146079 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8884 x 1.981 at -2.056 degrees (North through East) ! Clean map min=-0.0011908 max=0.083073 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=0.6905 mas, bmaj=1.654 mas, bpa=-2.289 degrees ! Estimated noise=0.276502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662851 Jy ! Component: 100 - total flux cleaned = 0.0903652 Jy ! Component: 150 - total flux cleaned = 0.102058 Jy ! Component: 200 - total flux cleaned = 0.109324 Jy ! Total flux subtracted in 200 components = 0.109324 Jy ! Clean residual min=-0.002405 max=0.004003 Jy/beam ! Clean residual mean=-0.000001 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.109324 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.109324 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8884 mas, bmaj=1.981 mas, bpa=-2.056 degrees ! Estimated noise=0.146079 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 = 0.00726847 Jy ! Component: 100 - total flux cleaned = 0.0118611 Jy ! Component: 150 - total flux cleaned = 0.0152157 Jy ! Component: 200 - total flux cleaned = 0.0178362 Jy ! Total flux subtracted in 200 components = 0.0178362 Jy ! Clean residual min=-0.001811 max=0.002288 Jy/beam ! Clean residual mean=-0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.12716 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 61 components and 0.12716 Jy ! Inverting map ! Added new window around map position (-1.6, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232632 Jy ! Component: 100 - total flux cleaned = 0.00414602 Jy ! Component: 150 - total flux cleaned = 0.00567641 Jy ! Component: 200 - total flux cleaned = 0.00693657 Jy ! Total flux subtracted in 200 components = 0.00693657 Jy ! Clean residual min=-0.001499 max=0.001326 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.134096 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 94 components and 0.134096 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=2.162 mas, bmaj=3.135 mas, bpa=1.313 degrees ! Estimated noise=0.180796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021623 Jy ! Component: 100 - total flux cleaned = 0.00388107 Jy ! Component: 150 - total flux cleaned = 0.00532372 Jy ! Component: 200 - total flux cleaned = 0.00655755 Jy ! Total flux subtracted in 200 components = 0.00655755 Jy ! Clean residual min=-0.001301 max=0.001214 Jy/beam ! Clean residual mean=0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.140654 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 = 0.000990865 Jy ! Component: 100 - total flux cleaned = 0.00179517 Jy ! Component: 150 - total flux cleaned = 0.0025165 Jy ! Component: 200 - total flux cleaned = 0.00316626 Jy ! Total flux subtracted in 200 components = 0.00316626 Jy ! Clean residual min=-0.001110 max=0.001072 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.14382 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 186 components and 0.14382 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8884 mas, bmaj=1.981 mas, bpa=-2.056 degrees ! Estimated noise=0.146079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678798 Jy ! Component: 100 - total flux cleaned = 0.00106589 Jy ! Component: 150 - total flux cleaned = 0.00132698 Jy ! Component: 200 - total flux cleaned = 0.00159135 Jy ! Total flux subtracted in 200 components = 0.00159135 Jy ! Clean residual min=-0.001099 max=0.000951 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.145412 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 199 components and 0.145412 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=0.064763Jy sigma=1.229730 ! Fit after self-cal, rms=0.064739Jy sigma=1.229416 wmodel J1644+0720_X_map.mod ! Writing 199 model components to file: J1644+0720_X_map.mod wobs J1644+0720_X_uvs.fits ! Writing UV FITS file: J1644+0720_X_uvs.fits wwins J1644+0720_X_map.win ! wwins: Wrote 7 windows to J1644+0720_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 = -0.000118252 Jy ! Component: 100 - total flux cleaned = -0.000214069 Jy ! Component: 150 - total flux cleaned = -0.000304266 Jy ! Component: 200 - total flux cleaned = -0.000304336 Jy ! Component: 250 - total flux cleaned = -0.000360215 Jy ! Component: 300 - total flux cleaned = -0.000373775 Jy ! Component: 350 - total flux cleaned = -0.000400065 Jy ! Component: 400 - total flux cleaned = -0.000451446 Jy ! Component: 450 - total flux cleaned = -0.000476663 Jy ! Component: 500 - total flux cleaned = -0.00053845 Jy ! Component: 550 - total flux cleaned = -0.000562676 Jy ! Component: 600 - total flux cleaned = -0.000574626 Jy ! Component: 650 - total flux cleaned = -0.000586488 Jy ! Component: 700 - total flux cleaned = -0.000620932 Jy ! Component: 750 - total flux cleaned = -0.000620689 Jy ! Component: 800 - total flux cleaned = -0.000620491 Jy ! Component: 850 - total flux cleaned = -0.000620435 Jy ! Component: 900 - total flux cleaned = -0.000609456 Jy ! Component: 950 - total flux cleaned = -0.000620244 Jy ! Component: 1000 - total flux cleaned = -0.000599239 Jy ! Component: 1050 - total flux cleaned = -0.000567756 Jy ! Component: 1100 - total flux cleaned = -0.000526372 Jy ! Component: 1150 - total flux cleaned = -0.000506109 Jy ! Component: 1200 - total flux cleaned = -0.000485899 Jy ! Component: 1250 - total flux cleaned = -0.000455853 Jy ! Component: 1300 - total flux cleaned = -0.0004655 Jy ! Component: 1350 - total flux cleaned = -0.000416398 Jy ! Component: 1400 - total flux cleaned = -0.000397093 Jy ! Component: 1450 - total flux cleaned = -0.000368421 Jy ! Component: 1500 - total flux cleaned = -0.000368349 Jy ! Component: 1550 - total flux cleaned = -0.000340126 Jy ! Component: 1600 - total flux cleaned = -0.000312137 Jy ! Component: 1650 - total flux cleaned = -0.000321324 Jy ! Component: 1700 - total flux cleaned = -0.000330431 Jy ! Component: 1750 - total flux cleaned = -0.000303153 Jy ! Component: 1800 - total flux cleaned = -0.000276246 Jy ! Component: 1850 - total flux cleaned = -0.000276325 Jy ! Component: 1900 - total flux cleaned = -0.000249805 Jy ! Component: 1950 - total flux cleaned = -0.000276061 Jy ! Component: 2000 - total flux cleaned = -0.00024133 Jy ! Component: 2050 - total flux cleaned = -0.000232603 Jy ! Component: 2100 - total flux cleaned = -0.000224023 Jy ! Component: 2150 - total flux cleaned = -0.000215523 Jy ! Component: 2200 - total flux cleaned = -0.000215568 Jy ! Component: 2250 - total flux cleaned = -0.000207219 Jy ! Component: 2300 - total flux cleaned = -0.0002073 Jy ! Component: 2350 - total flux cleaned = -0.000182521 Jy ! Component: 2400 - total flux cleaned = -0.000157844 Jy ! Component: 2450 - total flux cleaned = -0.000149714 Jy ! Component: 2500 - total flux cleaned = -0.000133597 Jy ! Component: 2550 - total flux cleaned = -9.33689e-05 Jy ! Component: 2600 - total flux cleaned = -7.74102e-05 Jy ! Component: 2650 - total flux cleaned = -6.154e-05 Jy ! Component: 2700 - total flux cleaned = 1.50519e-06 Jy ! Component: 2750 - total flux cleaned = 9.2652e-06 Jy ! Component: 2800 - total flux cleaned = 5.58418e-05 Jy ! Component: 2850 - total flux cleaned = 7.11572e-05 Jy ! Component: 2900 - total flux cleaned = 0.000117175 Jy ! Component: 2950 - total flux cleaned = 0.00014002 Jy ! Component: 3000 - total flux cleaned = 0.000177988 Jy ! Component: 3050 - total flux cleaned = 0.000185621 Jy ! Component: 3100 - total flux cleaned = 0.000230552 Jy ! Component: 3150 - total flux cleaned = 0.000245463 Jy ! Component: 3200 - total flux cleaned = 0.000275044 Jy ! Component: 3250 - total flux cleaned = 0.000326574 Jy ! Component: 3300 - total flux cleaned = 0.000363172 Jy ! Component: 3350 - total flux cleaned = 0.000385048 Jy ! Component: 3400 - total flux cleaned = 0.000406725 Jy ! Component: 3450 - total flux cleaned = 0.000428333 Jy ! Component: 3500 - total flux cleaned = 0.000435474 Jy ! Component: 3550 - total flux cleaned = 0.000492367 Jy ! Component: 3600 - total flux cleaned = 0.000513633 Jy ! Component: 3650 - total flux cleaned = 0.00051367 Jy ! Component: 3700 - total flux cleaned = 0.000520658 Jy ! Component: 3750 - total flux cleaned = 0.000576286 Jy ! Component: 3800 - total flux cleaned = 0.00060398 Jy ! Component: 3850 - total flux cleaned = 0.000597209 Jy ! Component: 3900 - total flux cleaned = 0.000672502 Jy ! Component: 3950 - total flux cleaned = 0.000665699 Jy ! Component: 4000 - total flux cleaned = 0.000686038 Jy ! Component: 4050 - total flux cleaned = 0.000719771 Jy ! Total flux subtracted in 4096 components = 0.000733164 Jy ! Clean residual min=-0.000369 max=0.000362 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.146145 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 475 components and 0.146145 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1644+0720_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8884 x 1.981 at -2.056 degrees (North through East) ! Clean map min=-0.00066868 max=0.082879 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1644+0720_X_map.fits wmodel /vlbi/uf001/uva//J1644+0720_X_map.mod ! Writing 475 model components to file: /vlbi/uf001/uva//J1644+0720_X_map.mod wobs /vlbi/uf001/uva//J1644+0720_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1644+0720_X_uvs.fits wwins /vlbi/uf001/uva//J1644+0720_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1644+0720_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0828792 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114976 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.416182 0.416182 0.832365 1.66473 3.32946 6.65892 13.3178 26.6357 53.2713 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 720.838 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1644+0720_X_dfm.log closed on Mon Jan 14 03:51:16 2019