! Started logfile: /vlbi/uf001/uva//J1742-1903_X_dfm.log on Mon Jan 14 04:18:24 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//J1742-1903_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1742-1903_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1742-1903 ! ! 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 24624 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 J1742-1903_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002441Jy sigma=21.525067 ! Fit after self-cal, rms=0.954515Jy sigma=20.495816 ! 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=0.6012 mas, bmaj=1.621 mas, bpa=-4.201 degrees ! Estimated noise=0.374803 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 = 0.0342308 Jy ! Component: 100 - total flux cleaned = 0.0460388 Jy ! Total flux subtracted in 100 components = 0.0460388 Jy ! Clean residual min=-0.002470 max=0.004869 Jy/beam ! Clean residual mean=-0.000002 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0460389 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0460389 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=0.066773Jy sigma=1.335871 ! Fit after self-cal, rms=0.065175Jy sigma=1.300990 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732441 Jy ! Component: 100 - total flux cleaned = 0.0105055 Jy ! Total flux subtracted in 100 components = 0.0105055 Jy ! Clean residual min=-0.002464 max=0.002436 Jy/beam ! Clean residual mean=-0.000002 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.0565443 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0565443 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=0.064256Jy sigma=1.279268 ! Fit after self-cal, rms=0.064232Jy sigma=1.278729 ! 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=0.7541 mas, bmaj=1.924 mas, bpa=-3.322 degrees ! Estimated noise=0.220652 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 = 0.00249192 Jy ! Component: 100 - total flux cleaned = 0.00339335 Jy ! Component: 150 - total flux cleaned = 0.00347298 Jy ! Component: 200 - total flux cleaned = 0.00352989 Jy ! Total flux subtracted in 200 components = 0.00352989 Jy ! Clean residual min=-0.002201 max=0.002802 Jy/beam ! Clean residual mean=-0.000003 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0600742 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0600742 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=0.064152Jy sigma=1.276761 ! Fit after self-cal, rms=0.064142Jy sigma=1.276606 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7541 x 1.924 at -3.322 degrees (North through East) ! Clean map min=-0.0020733 max=0.048157 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 1.00 KP 0.81 ! LA 1.07 MK 0.97 NL 1.31 OV 0.91 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.99 HN 1.08 KP 0.84 ! LA 0.96 MK 1.14 NL 1.19 OV 1.00 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.03 KP 0.85 ! LA 0.98 MK 1.06 NL 1.22 OV 0.99 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.97 KP 0.90 ! LA 1.01 MK 1.12 NL 1.24 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.03 KP 0.87 ! LA 1.00 MK 1.08 NL 1.21 OV 0.98 ! SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.05 KP 0.94 ! LA 0.96 MK 1.05 NL 1.11 OV 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.99 HN 0.95 KP 0.87 ! LA 0.98 MK 0.99 NL 1.27 OV 0.90 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.94 HN 0.99 KP 0.89 ! LA 1.05 MK 0.97 NL 1.18 OV 0.94 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.96 HN 0.95 KP 0.90 ! LA 0.96 MK 0.96 NL 1.26 OV 0.93 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.05 KP 0.87 ! LA 0.97 MK 0.89 NL 1.14 OV 0.93 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.91 KP 0.84 ! LA 0.99 MK 0.90 NL 1.20 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 0.92 KP 0.73 ! LA 0.95 MK 0.86 NL 1.24 OV 0.98 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.064142Jy sigma=1.276606 ! Fit after self-cal, rms=0.063827Jy sigma=1.267253 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7522 mas, bmaj=1.937 mas, bpa=-3.127 degrees ! Estimated noise=0.22002 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 (2.8, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181924 Jy ! Component: 100 - total flux cleaned = 0.0027525 Jy ! Component: 150 - total flux cleaned = 0.00323152 Jy ! Component: 200 - total flux cleaned = 0.00337449 Jy ! Total flux subtracted in 200 components = 0.00337449 Jy ! Clean residual min=-0.001408 max=0.001419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0634487 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 0.0634487 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=0.063780Jy sigma=1.265923 ! Fit after self-cal, rms=0.063916Jy sigma=1.264656 ! 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=0.063916Jy sigma=1.264656 ! Fit after self-cal, rms=0.064390Jy sigma=1.263038 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7529 mas, bmaj=1.936 mas, bpa=-3.238 degrees ! Estimated noise=0.220494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100683 Jy ! Component: 100 - total flux cleaned = 0.00141125 Jy ! Component: 150 - total flux cleaned = 0.00145305 Jy ! Component: 200 - total flux cleaned = 0.00147265 Jy ! Total flux subtracted in 200 components = 0.00147265 Jy ! Clean residual min=-0.001407 max=0.001369 Jy/beam ! Clean residual mean=-0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0649213 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.0649213 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=0.064370Jy sigma=1.262548 ! Fit after self-cal, rms=0.064400Jy sigma=1.262366 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 = 0.000568672 Jy ! Component: 100 - total flux cleaned = 0.000569746 Jy ! Component: 150 - total flux cleaned = 0.000551429 Jy ! Component: 200 - total flux cleaned = 0.000569102 Jy ! Total flux subtracted in 200 components = 0.000569102 Jy ! Clean residual min=-0.001423 max=0.001332 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0654905 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.0654904 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=0.064388Jy sigma=1.262098 ! Fit after self-cal, rms=0.064391Jy sigma=1.262056 ! 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=0.064391Jy sigma=1.262056 ! Fit after self-cal, rms=0.065104Jy sigma=1.259467 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7515 mas, bmaj=1.933 mas, bpa=-3.414 degrees ! Estimated noise=0.220999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00051329 Jy ! Component: 100 - total flux cleaned = 0.000630617 Jy ! Component: 150 - total flux cleaned = 0.000630843 Jy ! Component: 200 - total flux cleaned = 0.000614827 Jy ! Total flux subtracted in 200 components = 0.000614827 Jy ! Clean residual min=-0.001208 max=0.001288 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0661053 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.0661053 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=0.065094Jy sigma=1.259221 ! Fit after self-cal, rms=0.065145Jy sigma=1.258985 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, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110232 Jy ! Component: 100 - total flux cleaned = 0.0014226 Jy ! Component: 150 - total flux cleaned = 0.00170419 Jy ! Component: 200 - total flux cleaned = 0.00184333 Jy ! Total flux subtracted in 200 components = 0.00184333 Jy ! Clean residual min=-0.001168 max=0.001239 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0679486 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.0679486 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=0.065123Jy sigma=1.258422 ! Fit after self-cal, rms=0.065115Jy sigma=1.258333 ! Inverting map ! Added new window around map position (37.4, -45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00093456 Jy ! Component: 100 - total flux cleaned = 0.0011539 Jy ! Component: 150 - total flux cleaned = 0.00127765 Jy ! Component: 200 - total flux cleaned = 0.00135237 Jy ! Total flux subtracted in 200 components = 0.00135237 Jy ! Clean residual min=-0.001142 max=0.001093 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.069301 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.069301 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=0.065093Jy sigma=1.257851 ! Fit after self-cal, rms=0.065090Jy sigma=1.257766 ! 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=0.065090Jy sigma=1.257766 ! Fit after self-cal, rms=0.065436Jy sigma=1.257668 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=4.144 mas, bpa=2.337 degrees ! Estimated noise=0.299525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052565 Jy ! Component: 100 - total flux cleaned = 0.000732063 Jy ! Component: 150 - total flux cleaned = 0.000864609 Jy ! Component: 200 - total flux cleaned = 0.000968766 Jy ! Total flux subtracted in 200 components = 0.000968766 Jy ! Clean residual min=-0.001175 max=0.001195 Jy/beam ! Clean residual mean=-0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0702697 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 95 components and 0.0702697 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=0.065435Jy sigma=1.257626 ! Fit after self-cal, rms=0.065446Jy sigma=1.257589 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 = 0.000210211 Jy ! Component: 100 - total flux cleaned = 0.000308199 Jy ! Component: 150 - total flux cleaned = 0.000376956 Jy ! Component: 200 - total flux cleaned = 0.000431462 Jy ! Total flux subtracted in 200 components = 0.000431462 Jy ! Clean residual min=-0.001207 max=0.001179 Jy/beam ! Clean residual mean=0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0707012 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 104 components and 0.0707012 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=0.065446Jy sigma=1.257568 ! Fit after self-cal, rms=0.065446Jy sigma=1.257559 ! 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=0.7493 mas, bmaj=1.932 mas, bpa=-3.549 degrees ! Estimated noise=0.221165 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7493 x 1.932 at -3.549 degrees (North through East) ! Clean map min=-0.00097442 max=0.04792 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=0.5949 mas, bmaj=1.628 mas, bpa=-4.491 degrees ! Estimated noise=0.374681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0360049 Jy ! Component: 100 - total flux cleaned = 0.0497576 Jy ! Component: 150 - total flux cleaned = 0.0557117 Jy ! Component: 200 - total flux cleaned = 0.058991 Jy ! Total flux subtracted in 200 components = 0.058991 Jy ! Clean residual min=-0.002401 max=0.002197 Jy/beam ! Clean residual mean=-0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.058991 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.058991 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7493 mas, bmaj=1.932 mas, bpa=-3.549 degrees ! Estimated noise=0.221165 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 = 0.0031567 Jy ! Component: 100 - total flux cleaned = 0.00514797 Jy ! Component: 150 - total flux cleaned = 0.00672375 Jy ! Component: 200 - total flux cleaned = 0.00798106 Jy ! Total flux subtracted in 200 components = 0.00798106 Jy ! Clean residual min=-0.001364 max=0.001217 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0669721 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 34 components and 0.0669721 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=2.015 mas, bmaj=4.144 mas, bpa=2.337 degrees ! Estimated noise=0.299525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159574 Jy ! Component: 100 - total flux cleaned = 0.00243455 Jy ! Component: 150 - total flux cleaned = 0.00287394 Jy ! Component: 200 - total flux cleaned = 0.00324262 Jy ! Total flux subtracted in 200 components = 0.00324262 Jy ! Clean residual min=-0.001247 max=0.001238 Jy/beam ! Clean residual mean=-0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0702147 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 = 0.00029227 Jy ! Component: 100 - total flux cleaned = 0.000524439 Jy ! Component: 150 - total flux cleaned = 0.0007383 Jy ! Component: 200 - total flux cleaned = 0.000867219 Jy ! Total flux subtracted in 200 components = 0.000867219 Jy ! Clean residual min=-0.001176 max=0.001229 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0710819 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 64 components and 0.0710819 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7493 mas, bmaj=1.932 mas, bpa=-3.549 degrees ! Estimated noise=0.221165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000409574 Jy ! Component: 100 - total flux cleaned = -0.00047167 Jy ! Component: 150 - total flux cleaned = -0.000442955 Jy ! Component: 200 - total flux cleaned = -0.000467838 Jy ! Total flux subtracted in 200 components = -0.000467838 Jy ! Clean residual min=-0.001128 max=0.001076 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.0706141 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.0706141 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=1.257868 ! Fit after self-cal, rms=0.065447Jy sigma=1.257688 wmodel J1742-1903_X_map.mod ! Writing 78 model components to file: J1742-1903_X_map.mod wobs J1742-1903_X_uvs.fits ! Writing UV FITS file: J1742-1903_X_uvs.fits wwins J1742-1903_X_map.win ! wwins: Wrote 4 windows to J1742-1903_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 = -0.000289591 Jy ! Component: 100 - total flux cleaned = -0.000515152 Jy ! Component: 150 - total flux cleaned = -0.000604215 Jy ! Component: 200 - total flux cleaned = -0.000586788 Jy ! Component: 250 - total flux cleaned = -0.000654131 Jy ! Component: 300 - total flux cleaned = -0.000654518 Jy ! Component: 350 - total flux cleaned = -0.000638717 Jy ! Component: 400 - total flux cleaned = -0.000654531 Jy ! Component: 450 - total flux cleaned = -0.000608156 Jy ! Component: 500 - total flux cleaned = -0.000607882 Jy ! Component: 550 - total flux cleaned = -0.000562751 Jy ! Component: 600 - total flux cleaned = -0.000562796 Jy ! Component: 650 - total flux cleaned = -0.000518598 Jy ! Component: 700 - total flux cleaned = -0.000504231 Jy ! Component: 750 - total flux cleaned = -0.000447556 Jy ! Component: 800 - total flux cleaned = -0.000475587 Jy ! Component: 850 - total flux cleaned = -0.000377931 Jy ! Component: 900 - total flux cleaned = -0.000391915 Jy ! Component: 950 - total flux cleaned = -0.000323779 Jy ! Component: 1000 - total flux cleaned = -0.000323631 Jy ! Component: 1050 - total flux cleaned = -0.00025701 Jy ! Component: 1100 - total flux cleaned = -0.000257145 Jy ! Component: 1150 - total flux cleaned = -0.000256914 Jy ! Component: 1200 - total flux cleaned = -0.000179078 Jy ! Component: 1250 - total flux cleaned = -0.000127699 Jy ! Component: 1300 - total flux cleaned = -0.000102447 Jy ! Component: 1350 - total flux cleaned = -6.43826e-05 Jy ! Component: 1400 - total flux cleaned = -2.68846e-05 Jy ! Component: 1450 - total flux cleaned = 2.25099e-05 Jy ! Component: 1500 - total flux cleaned = 1.02357e-05 Jy ! Component: 1550 - total flux cleaned = 0.000107588 Jy ! Component: 1600 - total flux cleaned = 0.00013183 Jy ! Component: 1650 - total flux cleaned = 0.000167766 Jy ! Component: 1700 - total flux cleaned = 0.000227008 Jy ! Component: 1750 - total flux cleaned = 0.000262339 Jy ! Component: 1800 - total flux cleaned = 0.000297531 Jy ! Component: 1850 - total flux cleaned = 0.000366942 Jy ! Component: 1900 - total flux cleaned = 0.000367088 Jy ! Component: 1950 - total flux cleaned = 0.000412723 Jy ! Component: 2000 - total flux cleaned = 0.000412738 Jy ! Component: 2050 - total flux cleaned = 0.000435298 Jy ! Component: 2100 - total flux cleaned = 0.000435373 Jy ! Component: 2150 - total flux cleaned = 0.000468482 Jy ! Component: 2200 - total flux cleaned = 0.000457512 Jy ! Component: 2250 - total flux cleaned = 0.000446733 Jy ! Component: 2300 - total flux cleaned = 0.000457493 Jy ! Component: 2350 - total flux cleaned = 0.00047899 Jy ! Component: 2400 - total flux cleaned = 0.000489604 Jy ! Component: 2450 - total flux cleaned = 0.00046835 Jy ! Component: 2500 - total flux cleaned = 0.000447297 Jy ! Component: 2550 - total flux cleaned = 0.000457771 Jy ! Component: 2600 - total flux cleaned = 0.000457862 Jy ! Component: 2650 - total flux cleaned = 0.000416282 Jy ! Component: 2700 - total flux cleaned = 0.000426614 Jy ! Component: 2750 - total flux cleaned = 0.000416403 Jy ! Component: 2800 - total flux cleaned = 0.000426656 Jy ! Component: 2850 - total flux cleaned = 0.000386227 Jy ! Component: 2900 - total flux cleaned = 0.000396349 Jy ! Component: 2950 - total flux cleaned = 0.000396352 Jy ! Component: 3000 - total flux cleaned = 0.000386409 Jy ! Component: 3050 - total flux cleaned = 0.00034689 Jy ! Component: 3100 - total flux cleaned = 0.000366614 Jy ! Component: 3150 - total flux cleaned = 0.00037632 Jy ! Component: 3200 - total flux cleaned = 0.000356793 Jy ! Component: 3250 - total flux cleaned = 0.000366468 Jy ! Component: 3300 - total flux cleaned = 0.000376047 Jy ! Component: 3350 - total flux cleaned = 0.000395139 Jy ! Component: 3400 - total flux cleaned = 0.000357084 Jy ! Component: 3450 - total flux cleaned = 0.000366602 Jy ! Component: 3500 - total flux cleaned = 0.000347661 Jy ! Component: 3550 - total flux cleaned = 0.000347601 Jy ! Component: 3600 - total flux cleaned = 0.000375609 Jy ! Component: 3650 - total flux cleaned = 0.000375537 Jy ! Component: 3700 - total flux cleaned = 0.000338589 Jy ! Component: 3750 - total flux cleaned = 0.000338576 Jy ! Component: 3800 - total flux cleaned = 0.00033862 Jy ! Component: 3850 - total flux cleaned = 0.000375045 Jy ! Component: 3900 - total flux cleaned = 0.000366007 Jy ! Component: 3950 - total flux cleaned = 0.000311853 Jy ! Component: 4000 - total flux cleaned = 0.000329776 Jy ! Component: 4050 - total flux cleaned = 0.000356543 Jy ! Total flux subtracted in 4096 components = 0.000374408 Jy ! Clean residual min=-0.000573 max=0.000593 Jy/beam ! Clean residual mean=0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0709885 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 399 components and 0.0709886 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1742-1903_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7493 x 1.932 at -3.549 degrees (North through East) ! Clean map min=-0.00092198 max=0.047602 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1742-1903_X_map.fits wmodel /vlbi/uf001/uva//J1742-1903_X_map.mod ! Writing 399 model components to file: /vlbi/uf001/uva//J1742-1903_X_map.mod wobs /vlbi/uf001/uva//J1742-1903_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1742-1903_X_uvs.fits wwins /vlbi/uf001/uva//J1742-1903_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1742-1903_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0476022 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000151051 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.951958 0.951958 1.90392 3.80783 7.61567 15.2313 30.4627 60.9253 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 315.139 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1742-1903_X_dfm.log closed on Mon Jan 14 04:18:29 2019