! Started logfile: /vlbi/uf001/uva//J1939+3713_X_dfm.log on Mon Jan 14 05:11:07 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//J1939+3713_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1939+3713_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848733 visibilities/baseline/integration-bin. ! Found source: J1939+3713 ! ! 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 26124 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 J1939+3713_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023218Jy sigma=26.826601 ! Fit after self-cal, rms=0.810758Jy sigma=21.281989 ! 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=0.7342 mas, bmaj=1.25 mas, bpa=-8.382 degrees ! Estimated noise=0.320544 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 = 0.133952 Jy ! Component: 100 - total flux cleaned = 0.186732 Jy ! Total flux subtracted in 100 components = 0.186732 Jy ! Clean residual min=-0.007267 max=0.024370 Jy/beam ! Clean residual mean=0.000006 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 0.186732 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.186732 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=0.077262Jy sigma=1.956637 ! Fit after self-cal, rms=0.076873Jy sigma=1.947269 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0278866 Jy ! Component: 100 - total flux cleaned = 0.0424711 Jy ! Total flux subtracted in 100 components = 0.0424711 Jy ! Clean residual min=-0.005468 max=0.012854 Jy/beam ! Clean residual mean=0.000002 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.229203 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.229203 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=0.061529Jy sigma=1.531335 ! Fit after self-cal, rms=0.061395Jy sigma=1.528085 ! Inverting map ! Added new window around map position (-1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120761 Jy ! Component: 100 - total flux cleaned = 0.0183436 Jy ! Total flux subtracted in 100 components = 0.0183436 Jy ! Clean residual min=-0.004568 max=0.007034 Jy/beam ! Clean residual mean=0.000001 rms=0.001069 Jy/beam ! Combined flux in latest and established models = 0.247547 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.247547 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=0.058033Jy sigma=1.436647 ! Fit after self-cal, rms=0.057847Jy sigma=1.431468 ! Inverting map ! Added new window around map position (-2.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00750832 Jy ! Component: 100 - total flux cleaned = 0.0121289 Jy ! Total flux subtracted in 100 components = 0.0121289 Jy ! Clean residual min=-0.004183 max=0.005502 Jy/beam ! Clean residual mean=0.000000 rms=0.000940 Jy/beam ! Combined flux in latest and established models = 0.259676 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.259676 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=0.056445Jy sigma=1.393931 ! Fit after self-cal, rms=0.056381Jy sigma=1.391836 ! 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=0.9565 mas, bmaj=1.547 mas, bpa=-7.486 degrees ! Estimated noise=0.171037 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 = 0.00613834 Jy ! Component: 100 - total flux cleaned = 0.0101598 Jy ! Component: 150 - total flux cleaned = 0.0130202 Jy ! Component: 200 - total flux cleaned = 0.0151362 Jy ! Total flux subtracted in 200 components = 0.0151362 Jy ! Clean residual min=-0.004120 max=0.006063 Jy/beam ! Clean residual mean=-0.000007 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.274812 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 54 components and 0.274812 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=0.055610Jy sigma=1.369399 ! Fit after self-cal, rms=0.055562Jy sigma=1.367807 ! Inverting map ! Added new window around map position (0.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00626937 Jy ! Component: 100 - total flux cleaned = 0.0100963 Jy ! Component: 150 - total flux cleaned = 0.0114325 Jy ! Component: 200 - total flux cleaned = 0.0121581 Jy ! Total flux subtracted in 200 components = 0.0121581 Jy ! Clean residual min=-0.003749 max=0.004983 Jy/beam ! Clean residual mean=-0.000005 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.28697 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.28697 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=0.054761Jy sigma=1.344476 ! Fit after self-cal, rms=0.054710Jy sigma=1.343145 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9565 x 1.547 at -7.486 degrees (North through East) ! Clean map min=-0.0035296 max=0.18224 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.04 ! LA 1.01 MK 1.05 NL 1.06 OV 0.91 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.04 ! LA 1.01 MK 1.04 NL 1.08 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.02 ! LA 1.02 MK 1.01 NL 1.07 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 1.04 ! LA 1.01 MK 1.03 NL 1.05 OV 0.90 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.03 ! LA 1.02 MK 1.02 NL 1.08 OV 0.91 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.03 ! LA 1.01 MK 1.02 NL 1.06 OV 0.92 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.03 ! LA 1.02 MK 1.04 NL 1.07 OV 0.90 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.97 KP 1.03 ! LA 1.01 MK 1.04 NL 1.07 OV 0.91 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 KP 1.03 ! LA 1.00 MK 1.01 NL 1.07 OV 0.92 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.02 ! LA 1.01 MK 1.01 NL 1.09 OV 0.91 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 1.02 ! LA 1.01 MK 1.01 NL 1.06 OV 0.91 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 1.04 ! LA 1.01 MK 1.00 NL 1.06 OV 0.92 ! PT 0.94 SC 1.00 ! ! ! Fit before self-cal, rms=0.054710Jy sigma=1.343145 ! Fit after self-cal, rms=0.052641Jy sigma=1.284382 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=1.556 mas, bpa=-7.516 degrees ! Estimated noise=0.171323 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 = -0.00185928 Jy ! Component: 100 - total flux cleaned = -0.00232425 Jy ! Component: 150 - total flux cleaned = -0.00256928 Jy ! Component: 200 - total flux cleaned = -0.00263565 Jy ! Total flux subtracted in 200 components = -0.00263565 Jy ! Clean residual min=-0.001699 max=0.001417 Jy/beam ! Clean residual mean=-0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.284335 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.284334 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=0.052547Jy sigma=1.281893 ! Fit after self-cal, rms=0.052567Jy sigma=1.281565 ! 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=0.052567Jy sigma=1.281565 ! Fit after self-cal, rms=0.052650Jy sigma=1.274794 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9547 mas, bmaj=1.55 mas, bpa=-6.784 degrees ! Estimated noise=0.170843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142729 Jy ! Component: 100 - total flux cleaned = -0.00170356 Jy ! Component: 150 - total flux cleaned = -0.00186086 Jy ! Component: 200 - total flux cleaned = -0.00198767 Jy ! Total flux subtracted in 200 components = -0.00198767 Jy ! Clean residual min=-0.001289 max=0.001164 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.282347 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.282347 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=0.052592Jy sigma=1.273291 ! Fit after self-cal, rms=0.052595Jy sigma=1.273174 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 = -0.000304644 Jy ! Component: 100 - total flux cleaned = -0.000347594 Jy ! Component: 150 - total flux cleaned = -0.000347294 Jy ! Component: 200 - total flux cleaned = -0.000330626 Jy ! Total flux subtracted in 200 components = -0.000330626 Jy ! Clean residual min=-0.001281 max=0.001087 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.282016 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.282016 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=0.052580Jy sigma=1.272796 ! Fit after self-cal, rms=0.052579Jy sigma=1.272777 ! 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=0.052579Jy sigma=1.272777 ! Fit after self-cal, rms=0.052565Jy sigma=1.272297 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9531 mas, bmaj=1.55 mas, bpa=-6.659 degrees ! Estimated noise=0.170669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000931764 Jy ! Component: 100 - total flux cleaned = -0.00140237 Jy ! Component: 150 - total flux cleaned = -0.00158759 Jy ! Component: 200 - total flux cleaned = -0.001657 Jy ! Total flux subtracted in 200 components = -0.001657 Jy ! Clean residual min=-0.001164 max=0.001083 Jy/beam ! Clean residual mean=-0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.280359 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 112 components and 0.280359 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=0.052541Jy sigma=1.271707 ! Fit after self-cal, rms=0.052541Jy sigma=1.271685 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 = -0.000146121 Jy ! Component: 100 - total flux cleaned = -0.000162144 Jy ! Component: 150 - total flux cleaned = -0.000149727 Jy ! Component: 200 - total flux cleaned = -0.000137247 Jy ! Total flux subtracted in 200 components = -0.000137247 Jy ! Clean residual min=-0.001158 max=0.001040 Jy/beam ! Clean residual mean=-0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.280222 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 117 components and 0.280222 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=0.052534Jy sigma=1.271505 ! Fit after self-cal, rms=0.052534Jy sigma=1.271498 ! 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=0.052534Jy sigma=1.271498 ! Fit after self-cal, rms=0.052514Jy sigma=1.271272 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=2.515 mas, bpa=-9.235 degrees ! Estimated noise=0.217043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00064039 Jy ! Component: 100 - total flux cleaned = -0.000849384 Jy ! Component: 150 - total flux cleaned = -0.000914776 Jy ! Component: 200 - total flux cleaned = -0.000901809 Jy ! Total flux subtracted in 200 components = -0.000901809 Jy ! Clean residual min=-0.001258 max=0.001392 Jy/beam ! Clean residual mean=-0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.27932 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 123 components and 0.27932 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=0.052503Jy sigma=1.271046 ! Fit after self-cal, rms=0.052503Jy sigma=1.271025 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 = -7.98075e-05 Jy ! Component: 100 - total flux cleaned = -7.8749e-05 Jy ! Component: 150 - total flux cleaned = -6.91653e-05 Jy ! Component: 200 - total flux cleaned = -5.22351e-05 Jy ! Total flux subtracted in 200 components = -5.22351e-05 Jy ! Clean residual min=-0.001255 max=0.001380 Jy/beam ! Clean residual mean=-0.000004 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.279268 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 126 components and 0.279268 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=0.052502Jy sigma=1.271023 ! Fit after self-cal, rms=0.052502Jy sigma=1.271017 ! Inverting map ! Added new window around map position (0.4, 30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118177 Jy ! Component: 100 - total flux cleaned = 0.00121066 Jy ! Component: 150 - total flux cleaned = 0.00129413 Jy ! Component: 200 - total flux cleaned = 0.00139633 Jy ! Total flux subtracted in 200 components = 0.00139633 Jy ! Clean residual min=-0.001262 max=0.001038 Jy/beam ! Clean residual mean=-0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.280664 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 147 components and 0.280664 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=0.052482Jy sigma=1.270547 ! Fit after self-cal, rms=0.052481Jy sigma=1.270522 ! 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=0.9518 mas, bmaj=1.549 mas, bpa=-6.579 degrees ! Estimated noise=0.170487 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9518 x 1.549 at -6.579 degrees (North through East) ! Clean map min=-0.0010021 max=0.18196 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=0.7307 mas, bmaj=1.25 mas, bpa=-7.259 degrees ! Estimated noise=0.318315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133847 Jy ! Component: 100 - total flux cleaned = 0.187807 Jy ! Component: 150 - total flux cleaned = 0.216599 Jy ! Component: 200 - total flux cleaned = 0.232967 Jy ! Total flux subtracted in 200 components = 0.232967 Jy ! Clean residual min=-0.003347 max=0.008105 Jy/beam ! Clean residual mean=0.000002 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.232967 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.232967 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9518 mas, bmaj=1.549 mas, bpa=-6.579 degrees ! Estimated noise=0.170487 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 = 0.0149348 Jy ! Component: 100 - total flux cleaned = 0.0234053 Jy ! Component: 150 - total flux cleaned = 0.0286935 Jy ! Component: 200 - total flux cleaned = 0.0322984 Jy ! Total flux subtracted in 200 components = 0.0322984 Jy ! Clean residual min=-0.001515 max=0.002168 Jy/beam ! Clean residual mean=-0.000004 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.265265 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 48 components and 0.265265 Jy ! Inverting map ! Added new window around map position (-1, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268315 Jy ! Component: 100 - total flux cleaned = 0.00475943 Jy ! Component: 150 - total flux cleaned = 0.00642039 Jy ! Component: 200 - total flux cleaned = 0.00776169 Jy ! Total flux subtracted in 200 components = 0.00776169 Jy ! Clean residual min=-0.001160 max=0.001113 Jy/beam ! Clean residual mean=-0.000003 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.273027 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 78 components and 0.273027 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=2.219 mas, bmaj=2.515 mas, bpa=-9.235 degrees ! Estimated noise=0.217043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198699 Jy ! Component: 100 - total flux cleaned = 0.00341281 Jy ! Component: 150 - total flux cleaned = 0.00438031 Jy ! Component: 200 - total flux cleaned = 0.00509009 Jy ! Total flux subtracted in 200 components = 0.00509009 Jy ! Clean residual min=-0.001264 max=0.001094 Jy/beam ! Clean residual mean=-0.000003 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.278117 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 = 0.000538177 Jy ! Component: 100 - total flux cleaned = 0.000899042 Jy ! Component: 150 - total flux cleaned = 0.00121754 Jy ! Component: 200 - total flux cleaned = 0.00143922 Jy ! Total flux subtracted in 200 components = 0.00143922 Jy ! Clean residual min=-0.001248 max=0.001013 Jy/beam ! Clean residual mean=-0.000003 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.279556 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 148 components and 0.279556 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9518 mas, bmaj=1.549 mas, bpa=-6.579 degrees ! Estimated noise=0.170487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.14835e-05 Jy ! Component: 100 - total flux cleaned = 0.000135941 Jy ! Component: 150 - total flux cleaned = 0.000268588 Jy ! Component: 200 - total flux cleaned = 0.000454693 Jy ! Total flux subtracted in 200 components = 0.000454693 Jy ! Clean residual min=-0.001075 max=0.000928 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.280011 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 175 components and 0.280011 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=0.052465Jy sigma=1.270073 ! Fit after self-cal, rms=0.052460Jy sigma=1.270008 wmodel J1939+3713_X_map.mod ! Writing 175 model components to file: J1939+3713_X_map.mod wobs J1939+3713_X_uvs.fits ! Writing UV FITS file: J1939+3713_X_uvs.fits wwins J1939+3713_X_map.win ! wwins: Wrote 6 windows to J1939+3713_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 = -0.00032161 Jy ! Component: 100 - total flux cleaned = -0.000501718 Jy ! Component: 150 - total flux cleaned = -0.000610793 Jy ! Component: 200 - total flux cleaned = -0.000716756 Jy ! Component: 250 - total flux cleaned = -0.000790603 Jy ! Component: 300 - total flux cleaned = -0.000862326 Jy ! Component: 350 - total flux cleaned = -0.000918855 Jy ! Component: 400 - total flux cleaned = -0.000918965 Jy ! Component: 450 - total flux cleaned = -0.000905544 Jy ! Component: 500 - total flux cleaned = -0.000919185 Jy ! Component: 550 - total flux cleaned = -0.000932207 Jy ! Component: 600 - total flux cleaned = -0.00089315 Jy ! Component: 650 - total flux cleaned = -0.000867792 Jy ! Component: 700 - total flux cleaned = -0.000868018 Jy ! Component: 750 - total flux cleaned = -0.000880469 Jy ! Component: 800 - total flux cleaned = -0.000904705 Jy ! Component: 850 - total flux cleaned = -0.000904512 Jy ! Component: 900 - total flux cleaned = -0.000928245 Jy ! Component: 950 - total flux cleaned = -0.000892951 Jy ! Component: 1000 - total flux cleaned = -0.000869753 Jy ! Component: 1050 - total flux cleaned = -0.000904302 Jy ! Component: 1100 - total flux cleaned = -0.00088162 Jy ! Component: 1150 - total flux cleaned = -0.000915451 Jy ! Component: 1200 - total flux cleaned = -0.000926695 Jy ! Component: 1250 - total flux cleaned = -0.000992993 Jy ! Component: 1300 - total flux cleaned = -0.000959902 Jy ! Component: 1350 - total flux cleaned = -0.000992514 Jy ! Component: 1400 - total flux cleaned = -0.000992416 Jy ! Component: 1450 - total flux cleaned = -0.00102449 Jy ! Component: 1500 - total flux cleaned = -0.00104563 Jy ! Component: 1550 - total flux cleaned = -0.00102453 Jy ! Component: 1600 - total flux cleaned = -0.00107654 Jy ! Component: 1650 - total flux cleaned = -0.00111798 Jy ! Component: 1700 - total flux cleaned = -0.00113839 Jy ! Component: 1750 - total flux cleaned = -0.00116886 Jy ! Component: 1800 - total flux cleaned = -0.00116875 Jy ! Component: 1850 - total flux cleaned = -0.00120871 Jy ! Component: 1900 - total flux cleaned = -0.00124824 Jy ! Component: 1950 - total flux cleaned = -0.00122857 Jy ! Component: 2000 - total flux cleaned = -0.00128729 Jy ! Component: 2050 - total flux cleaned = -0.00124858 Jy ! Component: 2100 - total flux cleaned = -0.00126781 Jy ! Component: 2150 - total flux cleaned = -0.00132524 Jy ! Component: 2200 - total flux cleaned = -0.00128712 Jy ! Component: 2250 - total flux cleaned = -0.00132486 Jy ! Component: 2300 - total flux cleaned = -0.00128732 Jy ! Component: 2350 - total flux cleaned = -0.00133383 Jy ! Component: 2400 - total flux cleaned = -0.00129672 Jy ! Component: 2450 - total flux cleaned = -0.00130595 Jy ! Component: 2500 - total flux cleaned = -0.00132423 Jy ! Component: 2550 - total flux cleaned = -0.00136961 Jy ! Component: 2600 - total flux cleaned = -0.00135159 Jy ! Component: 2650 - total flux cleaned = -0.00135159 Jy ! Component: 2700 - total flux cleaned = -0.00135165 Jy ! Component: 2750 - total flux cleaned = -0.00140467 Jy ! Component: 2800 - total flux cleaned = -0.00139586 Jy ! Component: 2850 - total flux cleaned = -0.00132591 Jy ! Component: 2900 - total flux cleaned = -0.00135193 Jy ! Component: 2950 - total flux cleaned = -0.0013692 Jy ! Component: 3000 - total flux cleaned = -0.00136067 Jy ! Component: 3050 - total flux cleaned = -0.00136923 Jy ! Component: 3100 - total flux cleaned = -0.00137776 Jy ! Component: 3150 - total flux cleaned = -0.00137768 Jy ! Component: 3200 - total flux cleaned = -0.00139449 Jy ! Component: 3250 - total flux cleaned = -0.00137786 Jy ! Component: 3300 - total flux cleaned = -0.00139442 Jy ! Component: 3350 - total flux cleaned = -0.00138616 Jy ! Component: 3400 - total flux cleaned = -0.00141075 Jy ! Component: 3450 - total flux cleaned = -0.00139451 Jy ! Component: 3500 - total flux cleaned = -0.00139449 Jy ! Component: 3550 - total flux cleaned = -0.00137032 Jy ! Component: 3600 - total flux cleaned = -0.00137031 Jy ! Component: 3650 - total flux cleaned = -0.00139423 Jy ! Component: 3700 - total flux cleaned = -0.00137837 Jy ! Component: 3750 - total flux cleaned = -0.00138631 Jy ! Component: 3800 - total flux cleaned = -0.00143346 Jy ! Component: 3850 - total flux cleaned = -0.00143346 Jy ! Component: 3900 - total flux cleaned = -0.00144896 Jy ! Component: 3950 - total flux cleaned = -0.00142581 Jy ! Component: 4000 - total flux cleaned = -0.00144889 Jy ! Component: 4050 - total flux cleaned = -0.00141832 Jy ! Total flux subtracted in 4096 components = -0.00141829 Jy ! Clean residual min=-0.000515 max=0.000411 Jy/beam ! Clean residual mean=-0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.278592 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 505 components and 0.278592 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1939+3713_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9518 x 1.549 at -6.579 degrees (North through East) ! Clean map min=-0.0007566 max=0.18246 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1939+3713_X_map.fits wmodel /vlbi/uf001/uva//J1939+3713_X_map.mod ! Writing 505 model components to file: /vlbi/uf001/uva//J1939+3713_X_map.mod wobs /vlbi/uf001/uva//J1939+3713_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1939+3713_X_uvs.fits wwins /vlbi/uf001/uva//J1939+3713_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1939+3713_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.182462 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131736 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216597 0.216597 0.433195 0.866389 1.73278 3.46556 6.93112 13.8622 27.7245 55.4489 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.182 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1385.06 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1939+3713_X_dfm.log closed on Mon Jan 14 05:11:13 2019