! Started logfile: /vlbi/uf001/uva//J0518+4730_X_dfm.log on Sun Jan 13 22:33:31 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//J0518+4730_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0518+4730_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.985802 visibilities/baseline/integration-bin. ! Found source: J0518+4730 ! ! 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 38328 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 J0518+4730_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 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012560Jy sigma=22.945261 ! Fit after self-cal, rms=0.891856Jy sigma=20.213812 ! 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=0.668 mas, bmaj=1.104 mas, bpa=-6.084 degrees ! Estimated noise=0.363749 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 = 0.0778869 Jy ! Component: 100 - total flux cleaned = 0.103962 Jy ! Total flux subtracted in 100 components = 0.103962 Jy ! Clean residual min=-0.010342 max=0.034525 Jy/beam ! Clean residual mean=0.000003 rms=0.002648 Jy/beam ! Combined flux in latest and established models = 0.103962 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.103962 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=0.094653Jy sigma=2.118788 ! Fit after self-cal, rms=0.094381Jy sigma=2.112993 ! Inverting map ! Added new window around map position (-2.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303263 Jy ! Component: 100 - total flux cleaned = 0.0471189 Jy ! Total flux subtracted in 100 components = 0.0471189 Jy ! Clean residual min=-0.008228 max=0.014556 Jy/beam ! Clean residual mean=-0.000002 rms=0.001982 Jy/beam ! Combined flux in latest and established models = 0.151081 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.151081 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=0.078822Jy sigma=1.755297 ! Fit after self-cal, rms=0.077620Jy sigma=1.729860 ! Inverting map ! Added new window around map position (1.8, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159849 Jy ! Component: 100 - total flux cleaned = 0.0280739 Jy ! Total flux subtracted in 100 components = 0.0280739 Jy ! Clean residual min=-0.007128 max=0.011544 Jy/beam ! Clean residual mean=-0.000004 rms=0.001655 Jy/beam ! Combined flux in latest and established models = 0.179155 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.179155 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=0.071505Jy sigma=1.588524 ! Fit after self-cal, rms=0.071367Jy sigma=1.586089 ! Inverting map ! Added new window around map position (-1.2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012099 Jy ! Component: 100 - total flux cleaned = 0.0217893 Jy ! Total flux subtracted in 100 components = 0.0217893 Jy ! Clean residual min=-0.006400 max=0.007489 Jy/beam ! Clean residual mean=-0.000006 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 0.200944 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.200944 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=0.067301Jy sigma=1.490444 ! Fit after self-cal, rms=0.067232Jy sigma=1.489205 ! 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=0.8761 mas, bmaj=1.384 mas, bpa=-6.588 degrees ! Estimated noise=0.180329 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 = 0.0159316 Jy ! Component: 100 - total flux cleaned = 0.0280031 Jy ! Component: 150 - total flux cleaned = 0.0377624 Jy ! Component: 200 - total flux cleaned = 0.0457847 Jy ! Total flux subtracted in 200 components = 0.0457847 Jy ! Clean residual min=-0.006185 max=0.008931 Jy/beam ! Clean residual mean=-0.000019 rms=0.001688 Jy/beam ! Combined flux in latest and established models = 0.246729 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 67 components and 0.246729 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=0.061530Jy sigma=1.354593 ! Fit after self-cal, rms=0.061442Jy sigma=1.352704 ! Inverting map ! Added new window around map position (-3.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00861871 Jy ! Component: 100 - total flux cleaned = 0.014856 Jy ! Component: 150 - total flux cleaned = 0.020171 Jy ! Component: 200 - total flux cleaned = 0.0247323 Jy ! Total flux subtracted in 200 components = 0.0247323 Jy ! Clean residual min=-0.005404 max=0.006464 Jy/beam ! Clean residual mean=-0.000024 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 0.271461 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.271461 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=0.059643Jy sigma=1.310349 ! Fit after self-cal, rms=0.059569Jy sigma=1.308883 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8761 x 1.384 at -6.588 degrees (North through East) ! Clean map min=-0.0048981 max=0.10836 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.92 KP 0.92 ! LA 0.93 MK 1.16 NL 1.06 OV 0.92 ! PT 1.00* SC 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.93 KP 0.91 ! LA 0.92 MK 1.15 NL 1.08 OV 0.91 ! PT 1.00* SC 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.94 HN 0.92 KP 0.92 ! LA 0.94 MK 1.18 NL 1.07 OV 0.93 ! PT 1.00* SC 0.85 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.92 KP 0.94 ! LA 0.94 MK 1.15 NL 1.06 OV 0.92 ! PT 1.00* SC 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.94 KP 0.94 ! LA 0.94 MK 1.12 NL 1.07 OV 0.94 ! PT 1.00* SC 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.92 KP 0.95 ! LA 0.94 MK 1.12 NL 1.06 OV 0.95 ! PT 1.00* SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.93 KP 0.95 ! LA 0.96 MK 1.17 NL 1.07 OV 0.92 ! PT 1.00* SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.95 KP 0.97 ! LA 0.97 MK 1.14 NL 1.06 OV 0.91 ! PT 1.00* SC 0.85 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.96 KP 0.93 ! LA 0.95 MK 1.16 NL 1.08 OV 0.93 ! PT 1.00* SC 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.96 KP 0.96 ! LA 0.95 MK 1.16 NL 1.06 OV 0.96 ! PT 1.00* SC 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.96 KP 0.96 ! LA 0.96 MK 1.16 NL 1.08 OV 0.94 ! PT 1.00* SC 0.84 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 0.94 ! LA 0.97 MK 1.17 NL 1.10 OV 0.95 ! PT 1.00* SC 0.87 ! ! ! Fit before self-cal, rms=0.059569Jy sigma=1.308883 ! Fit after self-cal, rms=0.056555Jy sigma=1.268022 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8903 mas, bmaj=1.394 mas, bpa=-4.321 degrees ! Estimated noise=0.173458 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 = -0.0010919 Jy ! Component: 100 - total flux cleaned = -0.000732714 Jy ! Component: 150 - total flux cleaned = -0.00035229 Jy ! Component: 200 - total flux cleaned = -0.000112468 Jy ! Total flux subtracted in 200 components = -0.000112468 Jy ! Clean residual min=-0.004359 max=0.005020 Jy/beam ! Clean residual mean=-0.000027 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 0.271349 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.271349 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=0.056125Jy sigma=1.258896 ! Fit after self-cal, rms=0.056133Jy sigma=1.257944 ! 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=0.056133Jy sigma=1.257944 ! Fit after self-cal, rms=0.061594Jy sigma=1.173948 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8888 mas, bmaj=1.419 mas, bpa=-7.266 degrees ! Estimated noise=0.174536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246701 Jy ! Component: 100 - total flux cleaned = 0.00302302 Jy ! Component: 150 - total flux cleaned = 0.00336289 Jy ! Component: 200 - total flux cleaned = 0.00351869 Jy ! Total flux subtracted in 200 components = 0.00351869 Jy ! Clean residual min=-0.001561 max=0.002270 Jy/beam ! Clean residual mean=-0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.274868 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 112 components and 0.274868 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=0.061445Jy sigma=1.169724 ! Fit after self-cal, rms=0.061648Jy sigma=1.168751 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 (9.2, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137069 Jy ! Component: 100 - total flux cleaned = 0.00146934 Jy ! Component: 150 - total flux cleaned = 0.00138317 Jy ! Component: 200 - total flux cleaned = 0.0012699 Jy ! Total flux subtracted in 200 components = 0.0012699 Jy ! Clean residual min=-0.001380 max=0.001333 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.276137 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 0.276137 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=0.061566Jy sigma=1.166302 ! Fit after self-cal, rms=0.061568Jy sigma=1.166216 ! 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=0.061568Jy sigma=1.166216 ! Fit after self-cal, rms=0.062492Jy sigma=1.165876 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8865 mas, bmaj=1.416 mas, bpa=-7.472 degrees ! Estimated noise=0.174331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592716 Jy ! Component: 100 - total flux cleaned = 0.000792721 Jy ! Component: 150 - total flux cleaned = 0.000940632 Jy ! Component: 200 - total flux cleaned = 0.00100757 Jy ! Total flux subtracted in 200 components = 0.00100757 Jy ! Clean residual min=-0.001286 max=0.001259 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.277145 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 136 components and 0.277145 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=0.062448Jy sigma=1.164740 ! Fit after self-cal, rms=0.062451Jy sigma=1.164719 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.25352e-05 Jy ! Component: 100 - total flux cleaned = 0.00015221 Jy ! Component: 150 - total flux cleaned = 0.000210051 Jy ! Component: 200 - total flux cleaned = 0.000266571 Jy ! Total flux subtracted in 200 components = 0.000266571 Jy ! Clean residual min=-0.001271 max=0.001230 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.277412 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 0.277412 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=0.062424Jy sigma=1.164025 ! Fit after self-cal, rms=0.062421Jy sigma=1.164011 ! 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=0.062421Jy sigma=1.164011 ! Fit after self-cal, rms=0.062930Jy sigma=1.163907 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.005 mas, bmaj=2.29 mas, bpa=-5.922 degrees ! Estimated noise=0.228423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509807 Jy ! Component: 100 - total flux cleaned = 0.000616678 Jy ! Component: 150 - total flux cleaned = 0.000789176 Jy ! Component: 200 - total flux cleaned = 0.000894175 Jy ! Total flux subtracted in 200 components = 0.000894175 Jy ! Clean residual min=-0.001294 max=0.001028 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.278306 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 163 components and 0.278306 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=0.062919Jy sigma=1.163688 ! Fit after self-cal, rms=0.062918Jy sigma=1.163667 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 = 0.000105933 Jy ! Component: 100 - total flux cleaned = 0.000185081 Jy ! Component: 150 - total flux cleaned = 0.000271933 Jy ! Component: 200 - total flux cleaned = 0.000352252 Jy ! Total flux subtracted in 200 components = 0.000352252 Jy ! Clean residual min=-0.001265 max=0.001014 Jy/beam ! Clean residual mean=-0.000003 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.278658 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 169 components and 0.278658 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=0.062912Jy sigma=1.163549 ! Fit after self-cal, rms=0.062910Jy sigma=1.163543 ! 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=0.8847 mas, bmaj=1.414 mas, bpa=-7.664 degrees ! Estimated noise=0.174378 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8847 x 1.414 at -7.664 degrees (North through East) ! Clean map min=-0.0011031 max=0.10633 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=0.6714 mas, bmaj=1.139 mas, bpa=-6.775 degrees ! Estimated noise=0.353412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0766083 Jy ! Component: 100 - total flux cleaned = 0.112358 Jy ! Component: 150 - total flux cleaned = 0.136473 Jy ! Component: 200 - total flux cleaned = 0.154314 Jy ! Total flux subtracted in 200 components = 0.154314 Jy ! Clean residual min=-0.006447 max=0.010535 Jy/beam ! Clean residual mean=0.000006 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 0.154314 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.154314 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8847 mas, bmaj=1.414 mas, bpa=-7.664 degrees ! Estimated noise=0.174378 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 = 0.0237015 Jy ! Component: 100 - total flux cleaned = 0.0409816 Jy ! Component: 150 - total flux cleaned = 0.0545515 Jy ! Component: 200 - total flux cleaned = 0.0654434 Jy ! Total flux subtracted in 200 components = 0.0654434 Jy ! Clean residual min=-0.003879 max=0.006530 Jy/beam ! Clean residual mean=0.000005 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.219757 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 49 components and 0.219757 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00887279 Jy ! Component: 100 - total flux cleaned = 0.0161751 Jy ! Component: 150 - total flux cleaned = 0.0222296 Jy ! Component: 200 - total flux cleaned = 0.0272685 Jy ! Total flux subtracted in 200 components = 0.0272685 Jy ! Clean residual min=-0.002390 max=0.003639 Jy/beam ! Clean residual mean=0.000002 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.247026 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 68 components and 0.247026 Jy ! Inverting map ! Added new window around map position (-2.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00436585 Jy ! Component: 100 - total flux cleaned = 0.00805203 Jy ! Component: 150 - total flux cleaned = 0.0112304 Jy ! Component: 200 - total flux cleaned = 0.0139866 Jy ! Total flux subtracted in 200 components = 0.0139866 Jy ! Clean residual min=-0.001778 max=0.001787 Jy/beam ! Clean residual mean=0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.261012 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 84 components and 0.261012 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=2.005 mas, bmaj=2.29 mas, bpa=-5.922 degrees ! Estimated noise=0.228423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421196 Jy ! Component: 100 - total flux cleaned = 0.00712758 Jy ! Component: 150 - total flux cleaned = 0.00930615 Jy ! Component: 200 - total flux cleaned = 0.0109862 Jy ! Total flux subtracted in 200 components = 0.0109862 Jy ! Clean residual min=-0.001360 max=0.001460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.271998 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 = 0.00124215 Jy ! Component: 100 - total flux cleaned = 0.00210561 Jy ! Component: 150 - total flux cleaned = 0.00280783 Jy ! Component: 200 - total flux cleaned = 0.0034471 Jy ! Total flux subtracted in 200 components = 0.0034471 Jy ! Clean residual min=-0.001304 max=0.001152 Jy/beam ! Clean residual mean=-0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.275445 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 124 components and 0.275445 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8847 mas, bmaj=1.414 mas, bpa=-7.664 degrees ! Estimated noise=0.174378 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013376 Jy ! Component: 100 - total flux cleaned = 0.00200314 Jy ! Component: 150 - total flux cleaned = 0.00225122 Jy ! Component: 200 - total flux cleaned = 0.00244059 Jy ! Total flux subtracted in 200 components = 0.00244059 Jy ! Clean residual min=-0.001148 max=0.001166 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.277886 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 0.277886 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=0.062940Jy sigma=1.164003 ! Fit after self-cal, rms=0.062903Jy sigma=1.163668 wmodel J0518+4730_X_map.mod ! Writing 144 model components to file: J0518+4730_X_map.mod wobs J0518+4730_X_uvs.fits ! Writing UV FITS file: J0518+4730_X_uvs.fits wwins J0518+4730_X_map.win ! wwins: Wrote 7 windows to J0518+4730_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 = 0.000156228 Jy ! Component: 100 - total flux cleaned = 0.000175848 Jy ! Component: 150 - total flux cleaned = 0.000214101 Jy ! Component: 200 - total flux cleaned = 0.000287933 Jy ! Component: 250 - total flux cleaned = 0.000359796 Jy ! Component: 300 - total flux cleaned = 0.000412275 Jy ! Component: 350 - total flux cleaned = 0.0004122 Jy ! Component: 400 - total flux cleaned = 0.000429116 Jy ! Component: 450 - total flux cleaned = 0.000379732 Jy ! Component: 500 - total flux cleaned = 0.000315191 Jy ! Component: 550 - total flux cleaned = 0.000315446 Jy ! Component: 600 - total flux cleaned = 0.000252775 Jy ! Component: 650 - total flux cleaned = 0.000206218 Jy ! Component: 700 - total flux cleaned = 0.000160488 Jy ! Component: 750 - total flux cleaned = 0.000145251 Jy ! Component: 800 - total flux cleaned = 7.08303e-05 Jy ! Component: 850 - total flux cleaned = 2.67854e-05 Jy ! Component: 900 - total flux cleaned = 1.21986e-05 Jy ! Component: 950 - total flux cleaned = -2.1748e-06 Jy ! Component: 1000 - total flux cleaned = -3.05464e-05 Jy ! Component: 1050 - total flux cleaned = -3.05989e-05 Jy ! Component: 1100 - total flux cleaned = -4.46608e-05 Jy ! Component: 1150 - total flux cleaned = -3.07427e-05 Jy ! Component: 1200 - total flux cleaned = 1.05154e-05 Jy ! Component: 1250 - total flux cleaned = 1.04951e-05 Jy ! Component: 1300 - total flux cleaned = 1.04753e-05 Jy ! Component: 1350 - total flux cleaned = 6.43373e-05 Jy ! Component: 1400 - total flux cleaned = 5.08784e-05 Jy ! Component: 1450 - total flux cleaned = 0.000103878 Jy ! Component: 1500 - total flux cleaned = 0.000130265 Jy ! Component: 1550 - total flux cleaned = 0.000130309 Jy ! Component: 1600 - total flux cleaned = 0.000195302 Jy ! Component: 1650 - total flux cleaned = 0.000272486 Jy ! Component: 1700 - total flux cleaned = 0.000259757 Jy ! Component: 1750 - total flux cleaned = 0.000348597 Jy ! Component: 1800 - total flux cleaned = 0.000361044 Jy ! Component: 1850 - total flux cleaned = 0.000398735 Jy ! Component: 1900 - total flux cleaned = 0.000386233 Jy ! Component: 1950 - total flux cleaned = 0.000435753 Jy ! Component: 2000 - total flux cleaned = 0.000472706 Jy ! Component: 2050 - total flux cleaned = 0.000460542 Jy ! Component: 2100 - total flux cleaned = 0.000509283 Jy ! Component: 2150 - total flux cleaned = 0.000545594 Jy ! Component: 2200 - total flux cleaned = 0.000605684 Jy ! Component: 2250 - total flux cleaned = 0.000605682 Jy ! Component: 2300 - total flux cleaned = 0.000653304 Jy ! Component: 2350 - total flux cleaned = 0.000712536 Jy ! Component: 2400 - total flux cleaned = 0.000736051 Jy ! Component: 2450 - total flux cleaned = 0.000794491 Jy ! Component: 2500 - total flux cleaned = 0.000829343 Jy ! Component: 2550 - total flux cleaned = 0.000794566 Jy ! Component: 2600 - total flux cleaned = 0.000863773 Jy ! Component: 2650 - total flux cleaned = 0.000909635 Jy ! Component: 2700 - total flux cleaned = 0.00094393 Jy ! Component: 2750 - total flux cleaned = 0.000966665 Jy ! Component: 2800 - total flux cleaned = 0.00100063 Jy ! Component: 2850 - total flux cleaned = 0.00101195 Jy ! Component: 2900 - total flux cleaned = 0.00103447 Jy ! Component: 2950 - total flux cleaned = 0.00109029 Jy ! Component: 3000 - total flux cleaned = 0.00109028 Jy ! Component: 3050 - total flux cleaned = 0.00114561 Jy ! Component: 3100 - total flux cleaned = 0.00113457 Jy ! Component: 3150 - total flux cleaned = 0.00110169 Jy ! Component: 3200 - total flux cleaned = 0.00112364 Jy ! Component: 3250 - total flux cleaned = 0.00117803 Jy ! Component: 3300 - total flux cleaned = 0.00118886 Jy ! Component: 3350 - total flux cleaned = 0.00123197 Jy ! Component: 3400 - total flux cleaned = 0.00124269 Jy ! Component: 3450 - total flux cleaned = 0.00123205 Jy ! Component: 3500 - total flux cleaned = 0.00123204 Jy ! Component: 3550 - total flux cleaned = 0.00130627 Jy ! Component: 3600 - total flux cleaned = 0.0013063 Jy ! Component: 3650 - total flux cleaned = 0.00129571 Jy ! Component: 3700 - total flux cleaned = 0.00132708 Jy ! Component: 3750 - total flux cleaned = 0.00135836 Jy ! Component: 3800 - total flux cleaned = 0.00138958 Jy ! Component: 3850 - total flux cleaned = 0.00141025 Jy ! Component: 3900 - total flux cleaned = 0.00141031 Jy ! Component: 3950 - total flux cleaned = 0.00145143 Jy ! Component: 4000 - total flux cleaned = 0.0015128 Jy ! Component: 4050 - total flux cleaned = 0.00153316 Jy ! Total flux subtracted in 4096 components = 0.00149252 Jy ! Clean residual min=-0.000623 max=0.000615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.279378 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 438 components and 0.279379 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0518+4730_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8847 x 1.414 at -7.664 degrees (North through East) ! Clean map min=-0.00098993 max=0.10635 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0518+4730_X_map.fits wmodel /vlbi/uf001/uva//J0518+4730_X_map.mod ! Writing 438 model components to file: /vlbi/uf001/uva//J0518+4730_X_map.mod wobs /vlbi/uf001/uva//J0518+4730_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0518+4730_X_uvs.fits wwins /vlbi/uf001/uva//J0518+4730_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0518+4730_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.106348 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00016832 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.474821 0.474821 0.949643 1.89929 3.79857 7.59714 15.1943 30.3886 60.7771 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.106 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 631.816 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0518+4730_X_dfm.log closed on Sun Jan 13 22:33:37 2019