! Started logfile: /vlbi/uf001/uva//J1712-1820_X_dfm.log on Mon Jan 14 04:03:46 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//J1712-1820_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1712-1820_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978947 visibilities/baseline/integration-bin. ! Found source: J1712-1820 ! ! 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 30132 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 J1712-1820_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 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 64 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013270Jy sigma=23.144191 ! Fit after self-cal, rms=0.867630Jy sigma=19.758013 ! 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=0.6184 mas, bmaj=1.562 mas, bpa=-3.394 degrees ! Estimated noise=0.351129 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 = 0.105812 Jy ! Component: 100 - total flux cleaned = 0.128885 Jy ! Total flux subtracted in 100 components = 0.128885 Jy ! Clean residual min=-0.004399 max=0.007469 Jy/beam ! Clean residual mean=-0.000001 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.128885 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.128885 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=0.063821Jy sigma=1.338231 ! Fit after self-cal, rms=0.063788Jy sigma=1.337933 ! Inverting map ! Added new window around map position (-1.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00746804 Jy ! Component: 100 - total flux cleaned = 0.0113807 Jy ! Total flux subtracted in 100 components = 0.0113807 Jy ! Clean residual min=-0.003997 max=0.005226 Jy/beam ! Clean residual mean=-0.000000 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.140266 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.140266 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=0.063024Jy sigma=1.314616 ! Fit after self-cal, rms=0.062953Jy sigma=1.312341 ! 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=0.7813 mas, bmaj=1.889 mas, bpa=-2.877 degrees ! Estimated noise=0.205839 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 (-0.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00587176 Jy ! Component: 100 - total flux cleaned = 0.00942278 Jy ! Component: 150 - total flux cleaned = 0.0118085 Jy ! Component: 200 - total flux cleaned = 0.0127364 Jy ! Total flux subtracted in 200 components = 0.0127364 Jy ! Clean residual min=-0.003772 max=0.004462 Jy/beam ! Clean residual mean=0.000000 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.153003 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.153003 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=0.062423Jy sigma=1.295317 ! Fit after self-cal, rms=0.062359Jy sigma=1.293589 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7813 x 1.889 at -2.877 degrees (North through East) ! Clean map min=-0.0036191 max=0.13318 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.98 KP 0.97 ! LA 0.92 MK 1.01 NL 1.12 OV 0.93 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.01 KP 0.99 ! LA 0.91 MK 0.99 NL 1.11 OV 0.91 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.98 KP 0.96 ! LA 0.91 MK 1.00 NL 1.09 OV 0.92 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.05 KP 1.00 ! LA 0.93 MK 0.99 NL 1.09 OV 0.92 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 1.03 KP 1.01 ! LA 0.94 MK 0.96 NL 1.10 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.01 KP 0.98 ! LA 0.93 MK 0.97 NL 1.08 OV 0.96 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.02 KP 1.02 ! LA 0.94 MK 1.01 NL 1.08 OV 0.92 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.02 KP 1.00 ! LA 0.94 MK 0.99 NL 1.14 OV 0.93 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.02 KP 0.98 ! LA 0.93 MK 1.01 NL 1.11 OV 0.91 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.05 KP 1.01 ! LA 0.94 MK 1.01 NL 1.09 OV 0.95 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 1.03 KP 1.02 ! LA 0.95 MK 1.01 NL 1.12 OV 0.90 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.04 KP 0.97 ! LA 0.95 MK 0.98 NL 1.11 OV 0.92 ! PT 1.00* SC 0.96 ! ! ! Fit before self-cal, rms=0.062359Jy sigma=1.293589 ! Fit after self-cal, rms=0.062499Jy sigma=1.268076 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7797 mas, bmaj=1.894 mas, bpa=-2.596 degrees ! Estimated noise=0.204696 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 (9.2, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000733946 Jy ! Component: 100 - total flux cleaned = 0.000583164 Jy ! Component: 150 - total flux cleaned = 0.000463538 Jy ! Component: 200 - total flux cleaned = 0.000364954 Jy ! Total flux subtracted in 200 components = 0.000364954 Jy ! Clean residual min=-0.002166 max=0.002464 Jy/beam ! Clean residual mean=-0.000000 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.153368 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.153368 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=0.062303Jy sigma=1.264331 ! Fit after self-cal, rms=0.062349Jy sigma=1.263603 ! 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=0.062349Jy sigma=1.263603 ! Fit after self-cal, rms=0.064462Jy sigma=1.248886 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7788 mas, bmaj=1.892 mas, bpa=-2.611 degrees ! Estimated noise=0.205662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132483 Jy ! Component: 100 - total flux cleaned = -0.000323597 Jy ! Component: 150 - total flux cleaned = -0.000580153 Jy ! Component: 200 - total flux cleaned = -0.000848721 Jy ! Total flux subtracted in 200 components = -0.000848721 Jy ! Clean residual min=-0.001493 max=0.001486 Jy/beam ! Clean residual mean=-0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.152519 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 0.152519 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=0.064409Jy sigma=1.247678 ! Fit after self-cal, rms=0.064445Jy sigma=1.247374 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 = -3.37628e-05 Jy ! Component: 100 - total flux cleaned = -0.000193025 Jy ! Component: 150 - total flux cleaned = -0.000402921 Jy ! Component: 200 - total flux cleaned = -0.000466473 Jy ! Total flux subtracted in 200 components = -0.000466473 Jy ! Clean residual min=-0.001405 max=0.001326 Jy/beam ! Clean residual mean=-0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.152052 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.152052 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=0.064425Jy sigma=1.246892 ! Fit after self-cal, rms=0.064422Jy sigma=1.246837 ! 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=0.064422Jy sigma=1.246837 ! Fit after self-cal, rms=0.065380Jy sigma=1.244036 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7775 mas, bmaj=1.89 mas, bpa=-2.585 degrees ! Estimated noise=0.205314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000498388 Jy ! Component: 100 - total flux cleaned = -0.000775397 Jy ! Component: 150 - total flux cleaned = -0.000977748 Jy ! Component: 200 - total flux cleaned = -0.00121938 Jy ! Total flux subtracted in 200 components = -0.00121938 Jy ! Clean residual min=-0.001180 max=0.001165 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.150833 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 0.150833 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=0.065348Jy sigma=1.243334 ! Fit after self-cal, rms=0.065362Jy sigma=1.243197 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 = -0.000119831 Jy ! Component: 100 - total flux cleaned = -0.000245011 Jy ! Component: 150 - total flux cleaned = -0.000339205 Jy ! Component: 200 - total flux cleaned = -0.000462212 Jy ! Total flux subtracted in 200 components = -0.000462212 Jy ! Clean residual min=-0.001151 max=0.001157 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.150371 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.150371 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=0.065349Jy sigma=1.242903 ! Fit after self-cal, rms=0.065348Jy sigma=1.242866 ! 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=0.065348Jy sigma=1.242866 ! Fit after self-cal, rms=0.065447Jy sigma=1.242695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.013 mas, bmaj=3.975 mas, bpa=3.824 degrees ! Estimated noise=0.275033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000440904 Jy ! Component: 100 - total flux cleaned = -0.000694035 Jy ! Component: 150 - total flux cleaned = -0.000921778 Jy ! Component: 200 - total flux cleaned = -0.00111896 Jy ! Total flux subtracted in 200 components = -0.00111896 Jy ! Clean residual min=-0.001461 max=0.001314 Jy/beam ! Clean residual mean=-0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.149252 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 0.149252 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=0.065440Jy sigma=1.242552 ! Fit after self-cal, rms=0.065440Jy sigma=1.242510 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 = -4.89822e-05 Jy ! Component: 100 - total flux cleaned = -0.000196214 Jy ! Component: 150 - total flux cleaned = -0.000327662 Jy ! Component: 200 - total flux cleaned = -0.000399564 Jy ! Total flux subtracted in 200 components = -0.000399564 Jy ! Clean residual min=-0.001471 max=0.001328 Jy/beam ! Clean residual mean=-0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.148852 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 121 components and 0.148852 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=0.065438Jy sigma=1.242483 ! Fit after self-cal, rms=0.065437Jy sigma=1.242466 ! 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=0.7766 mas, bmaj=1.89 mas, bpa=-2.58 degrees ! Estimated noise=0.20499 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7766 x 1.89 at -2.58 degrees (North through East) ! Clean map min=-0.0011056 max=0.13254 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=0.6144 mas, bmaj=1.563 mas, bpa=-3.048 degrees ! Estimated noise=0.347162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104573 Jy ! Component: 100 - total flux cleaned = 0.127377 Jy ! Component: 150 - total flux cleaned = 0.134286 Jy ! Component: 200 - total flux cleaned = 0.138373 Jy ! Total flux subtracted in 200 components = 0.138373 Jy ! Clean residual min=-0.002510 max=0.002593 Jy/beam ! Clean residual mean=-0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.138373 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 0.138373 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7766 mas, bmaj=1.89 mas, bpa=-2.58 degrees ! Estimated noise=0.20499 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 = 0.00386422 Jy ! Component: 100 - total flux cleaned = 0.00617252 Jy ! Component: 150 - total flux cleaned = 0.00782277 Jy ! Component: 200 - total flux cleaned = 0.00892753 Jy ! Total flux subtracted in 200 components = 0.00892753 Jy ! Clean residual min=-0.001375 max=0.001233 Jy/beam ! Clean residual mean=-0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.147301 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 38 components and 0.147301 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=2.013 mas, bmaj=3.975 mas, bpa=3.824 degrees ! Estimated noise=0.275033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000680008 Jy ! Component: 100 - total flux cleaned = 0.00104815 Jy ! Component: 150 - total flux cleaned = 0.00138051 Jy ! Component: 200 - total flux cleaned = 0.00149059 Jy ! Total flux subtracted in 200 components = 0.00149059 Jy ! Clean residual min=-0.001512 max=0.001276 Jy/beam ! Clean residual mean=-0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.148791 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 = 7.25304e-05 Jy ! Component: 100 - total flux cleaned = 0.000118984 Jy ! Component: 150 - total flux cleaned = 0.00014574 Jy ! Component: 200 - total flux cleaned = 0.000170029 Jy ! Total flux subtracted in 200 components = 0.000170029 Jy ! Clean residual min=-0.001459 max=0.001322 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.148961 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.148961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7766 mas, bmaj=1.89 mas, bpa=-2.58 degrees ! Estimated noise=0.20499 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000219774 Jy ! Component: 100 - total flux cleaned = 0.000253363 Jy ! Component: 150 - total flux cleaned = 0.000307954 Jy ! Component: 200 - total flux cleaned = 0.000306433 Jy ! Total flux subtracted in 200 components = 0.000306433 Jy ! Clean residual min=-0.001083 max=0.001109 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.149268 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.149268 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=0.065452Jy sigma=1.242724 ! Fit after self-cal, rms=0.065436Jy sigma=1.242401 wmodel J1712-1820_X_map.mod ! Writing 79 model components to file: J1712-1820_X_map.mod wobs J1712-1820_X_uvs.fits ! Writing UV FITS file: J1712-1820_X_uvs.fits wwins J1712-1820_X_map.win ! wwins: Wrote 4 windows to J1712-1820_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 = 0.000114268 Jy ! Component: 100 - total flux cleaned = -3.0524e-06 Jy ! Component: 150 - total flux cleaned = -5.90332e-05 Jy ! Component: 200 - total flux cleaned = -0.00012998 Jy ! Component: 250 - total flux cleaned = -0.000233166 Jy ! Component: 300 - total flux cleaned = -0.000334211 Jy ! Component: 350 - total flux cleaned = -0.000449531 Jy ! Component: 400 - total flux cleaned = -0.000530373 Jy ! Component: 450 - total flux cleaned = -0.000640751 Jy ! Component: 500 - total flux cleaned = -0.000717762 Jy ! Component: 550 - total flux cleaned = -0.000747857 Jy ! Component: 600 - total flux cleaned = -0.000852281 Jy ! Component: 650 - total flux cleaned = -0.000866533 Jy ! Component: 700 - total flux cleaned = -0.000938619 Jy ! Component: 750 - total flux cleaned = -0.00100958 Jy ! Component: 800 - total flux cleaned = -0.00109364 Jy ! Component: 850 - total flux cleaned = -0.00109367 Jy ! Component: 900 - total flux cleaned = -0.00117555 Jy ! Component: 950 - total flux cleaned = -0.00120271 Jy ! Component: 1000 - total flux cleaned = -0.00128292 Jy ! Component: 1050 - total flux cleaned = -0.00133565 Jy ! Component: 1100 - total flux cleaned = -0.00140111 Jy ! Component: 1150 - total flux cleaned = -0.00142716 Jy ! Component: 1200 - total flux cleaned = -0.00147844 Jy ! Component: 1250 - total flux cleaned = -0.00150401 Jy ! Component: 1300 - total flux cleaned = -0.00156672 Jy ! Component: 1350 - total flux cleaned = -0.00165365 Jy ! Component: 1400 - total flux cleaned = -0.00166586 Jy ! Component: 1450 - total flux cleaned = -0.00171474 Jy ! Component: 1500 - total flux cleaned = -0.00175102 Jy ! Component: 1550 - total flux cleaned = -0.00181069 Jy ! Component: 1600 - total flux cleaned = -0.00185808 Jy ! Component: 1650 - total flux cleaned = -0.00185798 Jy ! Component: 1700 - total flux cleaned = -0.00192804 Jy ! Component: 1750 - total flux cleaned = -0.00196277 Jy ! Component: 1800 - total flux cleaned = -0.00205448 Jy ! Component: 1850 - total flux cleaned = -0.00208851 Jy ! Component: 1900 - total flux cleaned = -0.00214477 Jy ! Component: 1950 - total flux cleaned = -0.00222305 Jy ! Component: 2000 - total flux cleaned = -0.00224512 Jy ! Component: 2050 - total flux cleaned = -0.00227819 Jy ! Component: 2100 - total flux cleaned = -0.00234385 Jy ! Component: 2150 - total flux cleaned = -0.00236552 Jy ! Component: 2200 - total flux cleaned = -0.00240859 Jy ! Component: 2250 - total flux cleaned = -0.00245136 Jy ! Component: 2300 - total flux cleaned = -0.00247262 Jy ! Component: 2350 - total flux cleaned = -0.00251469 Jy ! Component: 2400 - total flux cleaned = -0.00254603 Jy ! Component: 2450 - total flux cleaned = -0.0026188 Jy ! Component: 2500 - total flux cleaned = -0.0026291 Jy ! Component: 2550 - total flux cleaned = -0.00269067 Jy ! Component: 2600 - total flux cleaned = -0.00269074 Jy ! Component: 2650 - total flux cleaned = -0.0027414 Jy ! Component: 2700 - total flux cleaned = -0.00279172 Jy ! Component: 2750 - total flux cleaned = -0.00282163 Jy ! Component: 2800 - total flux cleaned = -0.00288136 Jy ! Component: 2850 - total flux cleaned = -0.00292085 Jy ! Component: 2900 - total flux cleaned = -0.00297983 Jy ! Component: 2950 - total flux cleaned = -0.00299934 Jy ! Component: 3000 - total flux cleaned = -0.00299936 Jy ! Component: 3050 - total flux cleaned = -0.00301855 Jy ! Component: 3100 - total flux cleaned = -0.00308562 Jy ! Component: 3150 - total flux cleaned = -0.00311432 Jy ! Component: 3200 - total flux cleaned = -0.00312371 Jy ! Component: 3250 - total flux cleaned = -0.00317067 Jy ! Component: 3300 - total flux cleaned = -0.00323612 Jy ! Component: 3350 - total flux cleaned = -0.00327321 Jy ! Component: 3400 - total flux cleaned = -0.00327335 Jy ! Component: 3450 - total flux cleaned = -0.00333769 Jy ! Component: 3500 - total flux cleaned = -0.00334686 Jy ! Component: 3550 - total flux cleaned = -0.00334674 Jy ! Component: 3600 - total flux cleaned = -0.00339194 Jy ! Component: 3650 - total flux cleaned = -0.00342791 Jy ! Component: 3700 - total flux cleaned = -0.00341903 Jy ! Component: 3750 - total flux cleaned = -0.00349004 Jy ! Component: 3800 - total flux cleaned = -0.00352541 Jy ! Component: 3850 - total flux cleaned = -0.00356057 Jy ! Component: 3900 - total flux cleaned = -0.00359552 Jy ! Component: 3950 - total flux cleaned = -0.00359545 Jy ! Component: 4000 - total flux cleaned = -0.0036387 Jy ! Component: 4050 - total flux cleaned = -0.00365585 Jy ! Total flux subtracted in 4096 components = -0.00369863 Jy ! Clean residual min=-0.000579 max=0.000435 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.145569 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 401 components and 0.145569 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1712-1820_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7766 x 1.89 at -2.58 degrees (North through East) ! Clean map min=-0.00094656 max=0.13255 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1712-1820_X_map.fits wmodel /vlbi/uf001/uva//J1712-1820_X_map.mod ! Writing 401 model components to file: /vlbi/uf001/uva//J1712-1820_X_map.mod wobs /vlbi/uf001/uva//J1712-1820_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1712-1820_X_uvs.fits wwins /vlbi/uf001/uva//J1712-1820_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1712-1820_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.132548 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146023 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330499 0.330499 0.660998 1.322 2.64399 5.28799 10.576 21.152 42.3039 84.6078 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.132 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 907.717 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1712-1820_X_dfm.log closed on Mon Jan 14 04:03:51 2019