! Started logfile: /vlbi/bp222/maps//J0207+8411_X_dfm.log on Mon Jan 14 16:19:41 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/bp222/maps//J0207+8411_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0207+8411_X_uva.fits ! AN table 1: 112 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.960913 visibilities/baseline/integration-bin. ! Found source: J0207+8411 ! ! 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 58116 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 J0207+8411_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=1.011290Jy sigma=13.936837 ! Fit after self-cal, rms=0.873972Jy sigma=12.008500 ! 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=0.6773 mas, bmaj=1.195 mas, bpa=-24.62 degrees ! Estimated noise=0.536706 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 = 0.0993026 Jy ! Component: 100 - total flux cleaned = 0.120957 Jy ! Total flux subtracted in 100 components = 0.120957 Jy ! Clean residual min=-0.002192 max=0.006051 Jy/beam ! Clean residual mean=0.000000 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.120957 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.120957 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=0.061170Jy sigma=0.764830 ! Fit after self-cal, rms=0.061160Jy sigma=0.764755 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540423 Jy ! Component: 100 - total flux cleaned = 0.00786468 Jy ! Total flux subtracted in 100 components = 0.00786468 Jy ! Clean residual min=-0.002058 max=0.002087 Jy/beam ! Clean residual mean=-0.000001 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.128822 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.128822 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=0.060665Jy sigma=0.756140 ! Fit after self-cal, rms=0.060672Jy sigma=0.756131 ! 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=0.9329 mas, bmaj=1.583 mas, bpa=-25.14 degrees ! Estimated noise=0.225324 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 = 0.00164085 Jy ! Component: 100 - total flux cleaned = 0.00236468 Jy ! Component: 150 - total flux cleaned = 0.00271095 Jy ! Component: 200 - total flux cleaned = 0.00279391 Jy ! Total flux subtracted in 200 components = 0.00279391 Jy ! Clean residual min=-0.000960 max=0.000968 Jy/beam ! Clean residual mean=-0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.131616 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.131616 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=0.060633Jy sigma=0.755552 ! Fit after self-cal, rms=0.060638Jy sigma=0.755543 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9329 x 1.583 at -25.14 degrees (North through East) ! Clean map min=-0.00085914 max=0.12822 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 0.99 ! LA 1.02 MK 0.97 NL 1.00 OV 1.01 ! PT 1.00 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.95 KP 0.99 ! LA 1.02 MK 0.98 NL 1.01 OV 1.01 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.96 KP 1.00 ! LA 1.03 MK 1.00 NL 1.01 OV 1.02 ! PT 1.00 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.00 ! LA 1.03 MK 0.98 NL 1.00 OV 1.01 ! PT 0.99 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.97 KP 0.99 ! LA 1.03 MK 1.01 NL 1.00 OV 0.99 ! PT 0.99 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 0.98 ! LA 1.01 MK 0.99 NL 1.01 OV 1.01 ! PT 1.01 SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.96 KP 1.00 ! LA 1.00 MK 0.96 NL 1.01 OV 1.02 ! PT 1.02 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.98 KP 0.98 ! LA 1.01 MK 0.97 NL 1.03 OV 1.02 ! PT 0.99 SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.98 KP 1.00 ! LA 1.01 MK 0.97 NL 1.01 OV 1.02 ! PT 1.00 SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 1.01 ! LA 1.02 MK 0.96 NL 0.98 OV 0.99 ! PT 1.01 SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.96 KP 1.00 ! LA 1.02 MK 0.95 NL 1.01 OV 1.02 ! PT 0.99 SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.94 KP 0.99 ! LA 0.99 MK 0.96 NL 1.03 OV 0.99 ! PT 1.00 SC 1.05 ! ! ! Fit before self-cal, rms=0.060638Jy sigma=0.755543 ! Fit after self-cal, rms=0.060700Jy sigma=0.753367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9334 mas, bmaj=1.583 mas, bpa=-25.12 degrees ! Estimated noise=0.225419 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 = 0.000245304 Jy ! Component: 100 - total flux cleaned = 0.000271811 Jy ! Component: 150 - total flux cleaned = 0.000295688 Jy ! Component: 200 - total flux cleaned = 0.000317776 Jy ! Total flux subtracted in 200 components = 0.000317776 Jy ! Clean residual min=-0.000775 max=0.000783 Jy/beam ! Clean residual mean=0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.131933 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 0.131933 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=0.060697Jy sigma=0.753343 ! Fit after self-cal, rms=0.060707Jy sigma=0.753317 ! 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=0.060707Jy sigma=0.753317 ! Fit after self-cal, rms=0.060693Jy sigma=0.752193 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9331 mas, bmaj=1.581 mas, bpa=-25.14 degrees ! Estimated noise=0.22552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168324 Jy ! Component: 100 - total flux cleaned = 0.000184861 Jy ! Component: 150 - total flux cleaned = 0.000192054 Jy ! Component: 200 - total flux cleaned = 0.000211266 Jy ! Total flux subtracted in 200 components = 0.000211266 Jy ! Clean residual min=-0.000758 max=0.000783 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.132145 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.132145 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=0.060690Jy sigma=0.752176 ! Fit after self-cal, rms=0.060692Jy sigma=0.752168 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 (36.6, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000646316 Jy ! Component: 100 - total flux cleaned = 0.000661736 Jy ! Component: 150 - total flux cleaned = 0.00069788 Jy ! Component: 200 - total flux cleaned = 0.000744717 Jy ! Total flux subtracted in 200 components = 0.000744717 Jy ! Clean residual min=-0.000745 max=0.000699 Jy/beam ! Clean residual mean=0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.132889 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.132889 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=0.060684Jy sigma=0.752013 ! Fit after self-cal, rms=0.060683Jy sigma=0.752002 ! 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=0.060683Jy sigma=0.752002 ! Fit after self-cal, rms=0.060704Jy sigma=0.750781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.933 mas, bmaj=1.579 mas, bpa=-25.1 degrees ! Estimated noise=0.225585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000240724 Jy ! Component: 100 - total flux cleaned = 0.000292878 Jy ! Component: 150 - total flux cleaned = 0.000310634 Jy ! Component: 200 - total flux cleaned = 0.000318237 Jy ! Total flux subtracted in 200 components = 0.000318237 Jy ! Clean residual min=-0.000707 max=0.000681 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.133208 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 48 components and 0.133208 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=0.060701Jy sigma=0.750741 ! Fit after self-cal, rms=0.060705Jy sigma=0.750725 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 = 2.53515e-05 Jy ! Component: 100 - total flux cleaned = 3.2406e-05 Jy ! Component: 150 - total flux cleaned = 3.24538e-05 Jy ! Component: 200 - total flux cleaned = 3.2733e-05 Jy ! Total flux subtracted in 200 components = 3.2733e-05 Jy ! Clean residual min=-0.000707 max=0.000683 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.13324 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.13324 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=0.060703Jy sigma=0.750710 ! Fit after self-cal, rms=0.060703Jy sigma=0.750708 ! 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=0.060703Jy sigma=0.750708 ! Fit after self-cal, rms=0.060709Jy sigma=0.750700 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.266 mas, bmaj=3.044 mas, bpa=-25.21 degrees ! Estimated noise=0.274401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.71742e-06 Jy ! Component: 100 - total flux cleaned = 3.79466e-05 Jy ! Component: 150 - total flux cleaned = 6.5782e-05 Jy ! Component: 200 - total flux cleaned = 8.80474e-05 Jy ! Total flux subtracted in 200 components = 8.80474e-05 Jy ! Clean residual min=-0.000727 max=0.000652 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.133328 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.133328 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=0.060708Jy sigma=0.750698 ! Fit after self-cal, rms=0.060708Jy sigma=0.750695 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 = -9.26871e-06 Jy ! Component: 100 - total flux cleaned = -2.89921e-06 Jy ! Component: 150 - total flux cleaned = -2.95311e-06 Jy ! Component: 200 - total flux cleaned = -3.74719e-07 Jy ! Total flux subtracted in 200 components = -3.74719e-07 Jy ! Clean residual min=-0.000726 max=0.000649 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.133328 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 72 components and 0.133328 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=0.060708Jy sigma=0.750695 ! Fit after self-cal, rms=0.060708Jy sigma=0.750694 ! 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=0.9329 mas, bmaj=1.578 mas, bpa=-25.07 degrees ! Estimated noise=0.225659 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9329 x 1.578 at -25.07 degrees (North through East) ! Clean map min=-0.00062024 max=0.1282 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=0.6776 mas, bmaj=1.193 mas, bpa=-24.58 degrees ! Estimated noise=0.535931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0991317 Jy ! Component: 100 - total flux cleaned = 0.12075 Jy ! Component: 150 - total flux cleaned = 0.126325 Jy ! Component: 200 - total flux cleaned = 0.12894 Jy ! Total flux subtracted in 200 components = 0.12894 Jy ! Clean residual min=-0.001912 max=0.001974 Jy/beam ! Clean residual mean=-0.000000 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.12894 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.12894 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9329 mas, bmaj=1.578 mas, bpa=-25.07 degrees ! Estimated noise=0.225659 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 = 0.00209517 Jy ! Component: 100 - total flux cleaned = 0.00310631 Jy ! Component: 150 - total flux cleaned = 0.00373823 Jy ! Component: 200 - total flux cleaned = 0.00393887 Jy ! Total flux subtracted in 200 components = 0.00393887 Jy ! Clean residual min=-0.000672 max=0.000686 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.132879 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.132879 Jy ! Inverting map ! Added new window around map position (-13, -47). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288743 Jy ! Component: 100 - total flux cleaned = 0.000378388 Jy ! Component: 150 - total flux cleaned = 0.000441508 Jy ! Component: 200 - total flux cleaned = 0.000498468 Jy ! Total flux subtracted in 200 components = 0.000498468 Jy ! Clean residual min=-0.000657 max=0.000633 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.133377 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.133377 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=2.266 mas, bmaj=3.044 mas, bpa=-25.21 degrees ! Estimated noise=0.274401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153657 Jy ! Component: 100 - total flux cleaned = 0.000259787 Jy ! Component: 150 - total flux cleaned = 0.000352998 Jy ! Component: 200 - total flux cleaned = 0.000423919 Jy ! Total flux subtracted in 200 components = 0.000423919 Jy ! Clean residual min=-0.000682 max=0.000642 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.133801 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 = 6.50241e-05 Jy ! Component: 100 - total flux cleaned = 0.000115542 Jy ! Component: 150 - total flux cleaned = 0.000139767 Jy ! Component: 200 - total flux cleaned = 0.000161305 Jy ! Total flux subtracted in 200 components = 0.000161305 Jy ! Clean residual min=-0.000678 max=0.000648 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.133962 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 77 components and 0.133962 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9329 mas, bmaj=1.578 mas, bpa=-25.07 degrees ! Estimated noise=0.225659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.55142e-05 Jy ! Component: 100 - total flux cleaned = -6.82771e-05 Jy ! Component: 150 - total flux cleaned = -6.84014e-05 Jy ! Component: 200 - total flux cleaned = -5.91804e-05 Jy ! Total flux subtracted in 200 components = -5.91804e-05 Jy ! Clean residual min=-0.000675 max=0.000632 Jy/beam ! Clean residual mean=0.000000 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.133903 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 0.133903 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=0.060699Jy sigma=0.750580 ! Fit after self-cal, rms=0.060698Jy sigma=0.750564 wmodel J0207+8411_X_map.mod ! Writing 87 model components to file: J0207+8411_X_map.mod wobs J0207+8411_X_uvs.fits ! Writing UV FITS file: J0207+8411_X_uvs.fits wwins J0207+8411_X_map.win ! wwins: Wrote 3 windows to J0207+8411_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 = -5.09624e-05 Jy ! Component: 100 - total flux cleaned = -8.52116e-05 Jy ! Component: 150 - total flux cleaned = -0.000128956 Jy ! Component: 200 - total flux cleaned = -0.000192767 Jy ! Component: 250 - total flux cleaned = -0.00021363 Jy ! Component: 300 - total flux cleaned = -0.000274799 Jy ! Component: 350 - total flux cleaned = -0.000304825 Jy ! Component: 400 - total flux cleaned = -0.000344531 Jy ! Component: 450 - total flux cleaned = -0.000393342 Jy ! Component: 500 - total flux cleaned = -0.00042214 Jy ! Component: 550 - total flux cleaned = -0.000460149 Jy ! Component: 600 - total flux cleaned = -0.000497745 Jy ! Component: 650 - total flux cleaned = -0.000516263 Jy ! Component: 700 - total flux cleaned = -0.000525393 Jy ! Component: 750 - total flux cleaned = -0.000507206 Jy ! Component: 800 - total flux cleaned = -0.000525556 Jy ! Component: 850 - total flux cleaned = -0.000543388 Jy ! Component: 900 - total flux cleaned = -0.000525702 Jy ! Component: 950 - total flux cleaned = -0.000534482 Jy ! Component: 1000 - total flux cleaned = -0.000517051 Jy ! Component: 1050 - total flux cleaned = -0.000499763 Jy ! Component: 1100 - total flux cleaned = -0.000499768 Jy ! Component: 1150 - total flux cleaned = -0.00049114 Jy ! Component: 1200 - total flux cleaned = -0.000491141 Jy ! Component: 1250 - total flux cleaned = -0.000474248 Jy ! Component: 1300 - total flux cleaned = -0.000457575 Jy ! Component: 1350 - total flux cleaned = -0.000449314 Jy ! Component: 1400 - total flux cleaned = -0.000457529 Jy ! Component: 1450 - total flux cleaned = -0.00044115 Jy ! Component: 1500 - total flux cleaned = -0.00043302 Jy ! Component: 1550 - total flux cleaned = -0.000392485 Jy ! Component: 1600 - total flux cleaned = -0.000392547 Jy ! Component: 1650 - total flux cleaned = -0.000392555 Jy ! Component: 1700 - total flux cleaned = -0.000376705 Jy ! Component: 1750 - total flux cleaned = -0.000368828 Jy ! Component: 1800 - total flux cleaned = -0.000337385 Jy ! Component: 1850 - total flux cleaned = -0.000337424 Jy ! Component: 1900 - total flux cleaned = -0.000337437 Jy ! Component: 1950 - total flux cleaned = -0.000329794 Jy ! Component: 2000 - total flux cleaned = -0.000337441 Jy ! Component: 2050 - total flux cleaned = -0.000329798 Jy ! Component: 2100 - total flux cleaned = -0.000322244 Jy ! Component: 2150 - total flux cleaned = -0.000299512 Jy ! Component: 2200 - total flux cleaned = -0.000337206 Jy ! Component: 2250 - total flux cleaned = -0.000322269 Jy ! Component: 2300 - total flux cleaned = -0.000284941 Jy ! Component: 2350 - total flux cleaned = -0.000292418 Jy ! Component: 2400 - total flux cleaned = -0.000262834 Jy ! Component: 2450 - total flux cleaned = -0.000255422 Jy ! Component: 2500 - total flux cleaned = -0.000218825 Jy ! Component: 2550 - total flux cleaned = -0.000189683 Jy ! Component: 2600 - total flux cleaned = -0.000160588 Jy ! Component: 2650 - total flux cleaned = -0.000138922 Jy ! Component: 2700 - total flux cleaned = -0.000131702 Jy ! Component: 2750 - total flux cleaned = -8.15213e-05 Jy ! Component: 2800 - total flux cleaned = -4.58512e-05 Jy ! Component: 2850 - total flux cleaned = -4.58508e-05 Jy ! Component: 2900 - total flux cleaned = -3.17256e-05 Jy ! Component: 2950 - total flux cleaned = 1.75925e-05 Jy ! Component: 3000 - total flux cleaned = 2.46196e-05 Jy ! Component: 3050 - total flux cleaned = 3.15948e-05 Jy ! Component: 3100 - total flux cleaned = 5.24691e-05 Jy ! Component: 3150 - total flux cleaned = 5.24631e-05 Jy ! Component: 3200 - total flux cleaned = 0.000107791 Jy ! Component: 3250 - total flux cleaned = 0.000114638 Jy ! Component: 3300 - total flux cleaned = 0.000148913 Jy ! Component: 3350 - total flux cleaned = 0.000142046 Jy ! Component: 3400 - total flux cleaned = 0.000162478 Jy ! Component: 3450 - total flux cleaned = 0.000189612 Jy ! Component: 3500 - total flux cleaned = 0.000209894 Jy ! Component: 3550 - total flux cleaned = 0.000209916 Jy ! Component: 3600 - total flux cleaned = 0.000270344 Jy ! Component: 3650 - total flux cleaned = 0.000277079 Jy ! Component: 3700 - total flux cleaned = 0.000297089 Jy ! Component: 3750 - total flux cleaned = 0.000310371 Jy ! Component: 3800 - total flux cleaned = 0.000330215 Jy ! Component: 3850 - total flux cleaned = 0.000343458 Jy ! Component: 3900 - total flux cleaned = 0.000363182 Jy ! Component: 3950 - total flux cleaned = 0.000389364 Jy ! Component: 4000 - total flux cleaned = 0.000428535 Jy ! Component: 4050 - total flux cleaned = 0.000435052 Jy ! Total flux subtracted in 4096 components = 0.000448005 Jy ! Clean residual min=-0.000373 max=0.000459 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.134351 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 421 components and 0.134351 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0207+8411_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9329 x 1.578 at -25.07 degrees (North through East) ! Clean map min=-0.00061746 max=0.12821 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0207+8411_X_map.fits wmodel /vlbi/bp222/maps//J0207+8411_X_map.mod ! Writing 421 model components to file: /vlbi/bp222/maps//J0207+8411_X_map.mod wobs /vlbi/bp222/maps//J0207+8411_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0207+8411_X_uvs.fits wwins /vlbi/bp222/maps//J0207+8411_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0207+8411_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.128209 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111968 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.261997 0.261997 0.523994 1.04799 2.09598 4.19195 8.3839 16.7678 33.5356 67.0712 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.128 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1145.05 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0207+8411_X_dfm.log closed on Mon Jan 14 16:19:47 2019