! Started logfile: /vlbi/uf001/uva//J0250-2627_X_dfm.log on Sun Jan 13 21:32:53 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//J0250-2627_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0250-2627_X_uva.fits ! AN table 1: 69 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.690821 visibilities/baseline/integration-bin. ! Found source: J0250-2627 ! ! 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 25740 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 J0250-2627_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 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 263 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017329Jy sigma=18.590887 ! Fit after self-cal, rms=0.823832Jy sigma=14.943104 ! 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=0.5773 mas, bmaj=1.578 mas, bpa=-4.941 degrees ! Estimated noise=0.536383 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 = 0.144789 Jy ! Component: 100 - total flux cleaned = 0.176363 Jy ! Total flux subtracted in 100 components = 0.176363 Jy ! Clean residual min=-0.007827 max=0.014492 Jy/beam ! Clean residual mean=-0.000003 rms=0.001690 Jy/beam ! Combined flux in latest and established models = 0.176363 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.176363 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=0.076274Jy sigma=1.280691 ! Fit after self-cal, rms=0.076265Jy sigma=1.280628 ! Inverting map ! Added new window around map position (-1.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120124 Jy ! Component: 100 - total flux cleaned = 0.0111487 Jy ! Total flux subtracted in 100 components = 0.0111487 Jy ! Clean residual min=-0.006704 max=0.011418 Jy/beam ! Clean residual mean=-0.000002 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 0.187512 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.187512 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=0.074841Jy sigma=1.250285 ! Fit after self-cal, rms=0.074641Jy sigma=1.245206 ! 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=0.7499 mas, bmaj=1.913 mas, bpa=-3.58 degrees ! Estimated noise=0.276823 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 = 0.00482536 Jy ! Component: 100 - total flux cleaned = 0.00555296 Jy ! Component: 150 - total flux cleaned = 0.00547349 Jy ! Component: 200 - total flux cleaned = 0.00553833 Jy ! Total flux subtracted in 200 components = 0.00553833 Jy ! Clean residual min=-0.007516 max=0.008448 Jy/beam ! Clean residual mean=-0.000004 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 0.19305 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.19305 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=0.074347Jy sigma=1.237671 ! Fit after self-cal, rms=0.074334Jy sigma=1.236716 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7499 x 1.913 at -3.58 degrees (North through East) ! Clean map min=-0.0071038 max=0.1801 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.94 HN 1.11 KP 0.94 ! LA 0.93 MK 1.00 NL 1.08 OV 0.92 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 1.10 KP 0.95 ! LA 0.97 MK 0.98 NL 1.09 OV 0.91 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 1.14 KP 0.95 ! LA 0.95 MK 0.97 NL 1.10 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.94 HN 1.11 KP 0.96 ! LA 0.96 MK 1.00 NL 1.08 OV 0.92 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.10 KP 0.97 ! LA 1.00 MK 0.95 NL 1.08 OV 0.92 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 HN 1.09 KP 0.96 ! LA 1.00 MK 0.97 NL 1.11 OV 0.92 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.94 HN 1.13 KP 0.95 ! LA 0.97 MK 0.99 NL 1.10 OV 0.90 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 1.17 KP 0.95 ! LA 0.99 MK 0.99 NL 1.11 OV 0.89 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 1.11 KP 0.94 ! LA 0.98 MK 0.98 NL 1.10 OV 0.92 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.11 KP 0.97 ! LA 0.97 MK 1.01 NL 1.08 OV 0.95 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.95 HN 1.15 KP 0.99 ! LA 0.99 MK 1.00 NL 1.10 OV 0.92 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.94 HN 1.12 KP 0.96 ! LA 0.98 MK 0.95 NL 1.14 OV 0.92 ! PT 1.00* SC 0.97 ! ! ! Fit before self-cal, rms=0.074334Jy sigma=1.236716 ! Fit after self-cal, rms=0.076133Jy sigma=1.195358 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.748 mas, bmaj=1.91 mas, bpa=-3.258 degrees ! Estimated noise=0.274984 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 = -0.00267655 Jy ! Component: 100 - total flux cleaned = -0.00305492 Jy ! Component: 150 - total flux cleaned = -0.00330115 Jy ! Component: 200 - total flux cleaned = -0.00334443 Jy ! Total flux subtracted in 200 components = -0.00334443 Jy ! Clean residual min=-0.005774 max=0.005417 Jy/beam ! Clean residual mean=0.000000 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 0.189705 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.189705 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=0.076008Jy sigma=1.192692 ! Fit after self-cal, rms=0.076098Jy sigma=1.192048 ! 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=0.076098Jy sigma=1.192048 ! Fit after self-cal, rms=0.078203Jy sigma=1.151349 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7484 mas, bmaj=1.91 mas, bpa=-3.402 degrees ! Estimated noise=0.276508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0021028 Jy ! Component: 100 - total flux cleaned = -0.00194009 Jy ! Component: 150 - total flux cleaned = -0.00197208 Jy ! Component: 200 - total flux cleaned = -0.00200053 Jy ! Total flux subtracted in 200 components = -0.00200053 Jy ! Clean residual min=-0.002550 max=0.002952 Jy/beam ! Clean residual mean=0.000000 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.187705 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.187705 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=0.078120Jy sigma=1.149568 ! Fit after self-cal, rms=0.078155Jy sigma=1.149051 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 (-5.4, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264496 Jy ! Component: 100 - total flux cleaned = 0.00264805 Jy ! Component: 150 - total flux cleaned = 0.00254567 Jy ! Component: 200 - total flux cleaned = 0.0025021 Jy ! Total flux subtracted in 200 components = 0.0025021 Jy ! Clean residual min=-0.002171 max=0.001954 Jy/beam ! Clean residual mean=-0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.190207 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.190207 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=0.078057Jy sigma=1.146520 ! Fit after self-cal, rms=0.078045Jy sigma=1.146447 ! 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=0.078045Jy sigma=1.146447 ! Fit after self-cal, rms=0.079466Jy sigma=1.144147 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7482 mas, bmaj=1.909 mas, bpa=-3.402 degrees ! Estimated noise=0.275741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111375 Jy ! Component: 100 - total flux cleaned = -0.000833848 Jy ! Component: 150 - total flux cleaned = -0.000802727 Jy ! Component: 200 - total flux cleaned = -0.00077599 Jy ! Total flux subtracted in 200 components = -0.00077599 Jy ! Clean residual min=-0.001704 max=0.001528 Jy/beam ! Clean residual mean=-0.000002 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.189431 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.189431 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=0.079416Jy sigma=1.143224 ! Fit after self-cal, rms=0.079421Jy sigma=1.143064 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 = -0.000370513 Jy ! Component: 100 - total flux cleaned = -0.000316659 Jy ! Component: 150 - total flux cleaned = -0.000292264 Jy ! Component: 200 - total flux cleaned = -0.000292589 Jy ! Total flux subtracted in 200 components = -0.000292589 Jy ! Clean residual min=-0.001590 max=0.001484 Jy/beam ! Clean residual mean=-0.000002 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.189138 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.189138 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=0.079402Jy sigma=1.142732 ! Fit after self-cal, rms=0.079395Jy sigma=1.142705 ! 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=0.079395Jy sigma=1.142705 ! Fit after self-cal, rms=0.079483Jy sigma=1.142460 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.058 mas, bmaj=4.724 mas, bpa=2.479 degrees ! Estimated noise=0.371439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000531991 Jy ! Component: 100 - total flux cleaned = 0.000766427 Jy ! Component: 150 - total flux cleaned = 0.000871607 Jy ! Component: 200 - total flux cleaned = 0.000951517 Jy ! Total flux subtracted in 200 components = 0.000951517 Jy ! Clean residual min=-0.001820 max=0.001776 Jy/beam ! Clean residual mean=-0.000005 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.19009 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 0.19009 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=0.079482Jy sigma=1.142485 ! Fit after self-cal, rms=0.079486Jy sigma=1.142464 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 = 1.25383e-05 Jy ! Component: 100 - total flux cleaned = 7.36432e-05 Jy ! Component: 150 - total flux cleaned = 0.000143824 Jy ! Component: 200 - total flux cleaned = 0.00019509 Jy ! Total flux subtracted in 200 components = 0.00019509 Jy ! Clean residual min=-0.001770 max=0.001764 Jy/beam ! Clean residual mean=-0.000005 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.190285 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.190285 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=0.079485Jy sigma=1.142512 ! Fit after self-cal, rms=0.079485Jy sigma=1.142505 ! 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=0.7477 mas, bmaj=1.908 mas, bpa=-3.356 degrees ! Estimated noise=0.275294 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7477 x 1.908 at -3.356 degrees (North through East) ! Clean map min=-0.0013655 max=0.1811 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=0.5743 mas, bmaj=1.574 mas, bpa=-4.627 degrees ! Estimated noise=0.532028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.143562 Jy ! Component: 100 - total flux cleaned = 0.174868 Jy ! Component: 150 - total flux cleaned = 0.183172 Jy ! Component: 200 - total flux cleaned = 0.18361 Jy ! Total flux subtracted in 200 components = 0.18361 Jy ! Clean residual min=-0.002476 max=0.002858 Jy/beam ! Clean residual mean=0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.18361 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.18361 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7477 mas, bmaj=1.908 mas, bpa=-3.356 degrees ! Estimated noise=0.275294 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) ! Added new window around map position (-4.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247474 Jy ! Component: 100 - total flux cleaned = 0.00352972 Jy ! Component: 150 - total flux cleaned = 0.00458354 Jy ! Component: 200 - total flux cleaned = 0.00517041 Jy ! Total flux subtracted in 200 components = 0.00517041 Jy ! Clean residual min=-0.001698 max=0.002041 Jy/beam ! Clean residual mean=-0.000002 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.18878 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.18878 Jy ! Inverting map ! Added new window around map position (4.2, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015573 Jy ! Component: 100 - total flux cleaned = 0.00178755 Jy ! Component: 150 - total flux cleaned = 0.00182882 Jy ! Component: 200 - total flux cleaned = 0.00186606 Jy ! Total flux subtracted in 200 components = 0.00186606 Jy ! Clean residual min=-0.001540 max=0.001514 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.190646 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.190646 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=2.058 mas, bmaj=4.724 mas, bpa=2.479 degrees ! Estimated noise=0.371439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000410926 Jy ! Component: 100 - total flux cleaned = 0.000650431 Jy ! Component: 150 - total flux cleaned = 0.000711374 Jy ! Component: 200 - total flux cleaned = 0.000738605 Jy ! Total flux subtracted in 200 components = 0.000738605 Jy ! Clean residual min=-0.001663 max=0.001791 Jy/beam ! Clean residual mean=-0.000005 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.191385 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 = 1.75244e-07 Jy ! Component: 100 - total flux cleaned = 2.50449e-05 Jy ! Component: 150 - total flux cleaned = 2.64932e-05 Jy ! Component: 200 - total flux cleaned = 7.01656e-05 Jy ! Total flux subtracted in 200 components = 7.01656e-05 Jy ! Clean residual min=-0.001620 max=0.001770 Jy/beam ! Clean residual mean=-0.000005 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.191455 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 54 components and 0.191455 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7477 mas, bmaj=1.908 mas, bpa=-3.356 degrees ! Estimated noise=0.275294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000222872 Jy ! Component: 100 - total flux cleaned = -0.000316249 Jy ! Component: 150 - total flux cleaned = -0.000430408 Jy ! Component: 200 - total flux cleaned = -0.000534985 Jy ! Total flux subtracted in 200 components = -0.000534985 Jy ! Clean residual min=-0.001473 max=0.001534 Jy/beam ! Clean residual mean=-0.000002 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.19092 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.19092 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=0.079420Jy sigma=1.141611 ! Fit after self-cal, rms=0.079408Jy sigma=1.141484 wmodel J0250-2627_X_map.mod ! Writing 67 model components to file: J0250-2627_X_map.mod wobs J0250-2627_X_uvs.fits ! Writing UV FITS file: J0250-2627_X_uvs.fits wwins J0250-2627_X_map.win ! wwins: Wrote 5 windows to J0250-2627_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 = -2.42388e-05 Jy ! Component: 100 - total flux cleaned = 2.29834e-05 Jy ! Component: 150 - total flux cleaned = 4.57334e-05 Jy ! Component: 200 - total flux cleaned = 8.90007e-05 Jy ! Component: 250 - total flux cleaned = 8.87843e-05 Jy ! Component: 300 - total flux cleaned = 0.000108744 Jy ! Component: 350 - total flux cleaned = 0.000109 Jy ! Component: 400 - total flux cleaned = 0.000205764 Jy ! Component: 450 - total flux cleaned = 0.000224574 Jy ! Component: 500 - total flux cleaned = 0.000187747 Jy ! Component: 550 - total flux cleaned = 0.000187788 Jy ! Component: 600 - total flux cleaned = 0.000116609 Jy ! Component: 650 - total flux cleaned = 9.93207e-05 Jy ! Component: 700 - total flux cleaned = 8.22335e-05 Jy ! Component: 750 - total flux cleaned = 9.91029e-05 Jy ! Component: 800 - total flux cleaned = 6.5752e-05 Jy ! Component: 850 - total flux cleaned = 6.55651e-05 Jy ! Component: 900 - total flux cleaned = 8.13955e-05 Jy ! Component: 950 - total flux cleaned = 9.7246e-05 Jy ! Component: 1000 - total flux cleaned = 0.000112914 Jy ! Component: 1050 - total flux cleaned = 0.000174984 Jy ! Component: 1100 - total flux cleaned = 0.000220766 Jy ! Component: 1150 - total flux cleaned = 0.000295887 Jy ! Component: 1200 - total flux cleaned = 0.000369973 Jy ! Component: 1250 - total flux cleaned = 0.000413842 Jy ! Component: 1300 - total flux cleaned = 0.000486231 Jy ! Component: 1350 - total flux cleaned = 0.000514929 Jy ! Component: 1400 - total flux cleaned = 0.000613897 Jy ! Component: 1450 - total flux cleaned = 0.000641706 Jy ! Component: 1500 - total flux cleaned = 0.000710686 Jy ! Component: 1550 - total flux cleaned = 0.000737781 Jy ! Component: 1600 - total flux cleaned = 0.000778319 Jy ! Component: 1650 - total flux cleaned = 0.000845133 Jy ! Component: 1700 - total flux cleaned = 0.000871744 Jy ! Component: 1750 - total flux cleaned = 0.000911109 Jy ! Component: 1800 - total flux cleaned = 0.000988693 Jy ! Component: 1850 - total flux cleaned = 0.00100151 Jy ! Component: 1900 - total flux cleaned = 0.00100151 Jy ! Component: 1950 - total flux cleaned = 0.00105191 Jy ! Component: 2000 - total flux cleaned = 0.0011266 Jy ! Component: 2050 - total flux cleaned = 0.00115126 Jy ! Component: 2100 - total flux cleaned = 0.00117559 Jy ! Component: 2150 - total flux cleaned = 0.00116345 Jy ! Component: 2200 - total flux cleaned = 0.00122356 Jy ! Component: 2250 - total flux cleaned = 0.00124754 Jy ! Component: 2300 - total flux cleaned = 0.00127124 Jy ! Component: 2350 - total flux cleaned = 0.00134176 Jy ! Component: 2400 - total flux cleaned = 0.00136505 Jy ! Component: 2450 - total flux cleaned = 0.00136491 Jy ! Component: 2500 - total flux cleaned = 0.00141064 Jy ! Component: 2550 - total flux cleaned = 0.00145597 Jy ! Component: 2600 - total flux cleaned = 0.00147845 Jy ! Component: 2650 - total flux cleaned = 0.00147825 Jy ! Component: 2700 - total flux cleaned = 0.00150066 Jy ! Component: 2750 - total flux cleaned = 0.00155566 Jy ! Component: 2800 - total flux cleaned = 0.00158835 Jy ! Component: 2850 - total flux cleaned = 0.00162096 Jy ! Component: 2900 - total flux cleaned = 0.00164252 Jy ! Component: 2950 - total flux cleaned = 0.00171713 Jy ! Component: 3000 - total flux cleaned = 0.00171707 Jy ! Component: 3050 - total flux cleaned = 0.00173796 Jy ! Component: 3100 - total flux cleaned = 0.00179011 Jy ! Component: 3150 - total flux cleaned = 0.00179004 Jy ! Component: 3200 - total flux cleaned = 0.0018518 Jy ! Component: 3250 - total flux cleaned = 0.0018415 Jy ! Component: 3300 - total flux cleaned = 0.00187188 Jy ! Component: 3350 - total flux cleaned = 0.00187188 Jy ! Component: 3400 - total flux cleaned = 0.00188189 Jy ! Component: 3450 - total flux cleaned = 0.00191163 Jy ! Component: 3500 - total flux cleaned = 0.00188191 Jy ! Component: 3550 - total flux cleaned = 0.00187212 Jy ! Component: 3600 - total flux cleaned = 0.0019208 Jy ! Component: 3650 - total flux cleaned = 0.00189174 Jy ! Component: 3700 - total flux cleaned = 0.00193032 Jy ! Component: 3750 - total flux cleaned = 0.00191132 Jy ! Component: 3800 - total flux cleaned = 0.00190182 Jy ! Component: 3850 - total flux cleaned = 0.00190183 Jy ! Component: 3900 - total flux cleaned = 0.00192056 Jy ! Component: 3950 - total flux cleaned = 0.00195794 Jy ! Component: 4000 - total flux cleaned = 0.00192079 Jy ! Component: 4050 - total flux cleaned = 0.00195767 Jy ! Total flux subtracted in 4096 components = 0.00197603 Jy ! Clean residual min=-0.000602 max=0.000473 Jy/beam ! Clean residual mean=-0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.192896 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 369 components and 0.192896 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0250-2627_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7477 x 1.908 at -3.356 degrees (North through East) ! Clean map min=-0.00091447 max=0.18148 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0250-2627_X_map.fits wmodel /vlbi/uf001/uva//J0250-2627_X_map.mod ! Writing 369 model components to file: /vlbi/uf001/uva//J0250-2627_X_map.mod wobs /vlbi/uf001/uva//J0250-2627_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0250-2627_X_uvs.fits wwins /vlbi/uf001/uva//J0250-2627_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0250-2627_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.181484 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000154374 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.255185 0.255185 0.51037 1.02074 2.04148 4.08296 8.16591 16.3318 32.6637 65.3273 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.181 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1175.62 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0250-2627_X_dfm.log closed on Sun Jan 13 21:32:58 2019