! Started logfile: /vlbi/uf001/uva//J0858-1950_X_dfm.log on Mon Jan 14 00:11:59 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//J0858-1950_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0858-1950_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.844055 visibilities/baseline/integration-bin. ! Found source: J0858-1950 ! ! 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 25980 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 J0858-1950_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 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 138 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.102238Jy sigma=20.733527 ! Fit after self-cal, rms=0.558529Jy sigma=10.491115 ! 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=0.6413 mas, bmaj=1.727 mas, bpa=0.9728 degrees ! Estimated noise=0.432126 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 = 0.343705 Jy ! Component: 100 - total flux cleaned = 0.420107 Jy ! Total flux subtracted in 100 components = 0.420107 Jy ! Clean residual min=-0.014059 max=0.026401 Jy/beam ! Clean residual mean=0.000058 rms=0.003177 Jy/beam ! Combined flux in latest and established models = 0.420107 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.420107 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=0.091754Jy sigma=1.709770 ! Fit after self-cal, rms=0.091742Jy sigma=1.709482 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283508 Jy ! Component: 100 - total flux cleaned = 0.0422907 Jy ! Total flux subtracted in 100 components = 0.0422907 Jy ! Clean residual min=-0.011241 max=0.020588 Jy/beam ! Clean residual mean=0.000035 rms=0.002627 Jy/beam ! Combined flux in latest and established models = 0.462397 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.462397 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=0.082365Jy sigma=1.515236 ! Fit after self-cal, rms=0.082274Jy sigma=1.513740 ! Inverting map ! Added new window around map position (1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174 Jy ! Component: 100 - total flux cleaned = 0.024471 Jy ! Total flux subtracted in 100 components = 0.024471 Jy ! Clean residual min=-0.011433 max=0.018049 Jy/beam ! Clean residual mean=0.000026 rms=0.002383 Jy/beam ! Combined flux in latest and established models = 0.486868 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.486868 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=0.079243Jy sigma=1.453867 ! Fit after self-cal, rms=0.078773Jy sigma=1.442749 ! 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=0.79 mas, bmaj=2.052 mas, bpa=0.7524 degrees ! Estimated noise=0.273261 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 = 0.00689118 Jy ! Component: 100 - total flux cleaned = 0.00799657 Jy ! Component: 150 - total flux cleaned = 0.00815261 Jy ! Component: 200 - total flux cleaned = 0.00815119 Jy ! Total flux subtracted in 200 components = 0.00815119 Jy ! Clean residual min=-0.011724 max=0.014365 Jy/beam ! Clean residual mean=0.000027 rms=0.002822 Jy/beam ! Combined flux in latest and established models = 0.49502 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 34 components and 0.49502 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=0.077991Jy sigma=1.425837 ! Fit after self-cal, rms=0.077935Jy sigma=1.424178 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.79 x 2.052 at 0.7524 degrees (North through East) ! Clean map min=-0.011316 max=0.44155 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.00 KP 0.98 ! LA 0.89 MK 0.99 NL 1.12 OV 0.94 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.01 KP 0.97 ! LA 0.89 MK 0.98 NL 1.14 OV 0.94 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.00 KP 0.97 ! LA 0.89 MK 1.00 NL 1.11 OV 0.96 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 1.00 KP 0.99 ! LA 0.88 MK 1.00 NL 1.12 OV 0.94 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.00 KP 0.99 ! LA 0.90 MK 0.96 NL 1.11 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.99 KP 0.98 ! LA 0.90 MK 0.98 NL 1.10 OV 0.95 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 1.00 KP 0.99 ! LA 0.89 MK 0.99 NL 1.11 OV 0.94 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 1.02 KP 0.98 ! LA 0.90 MK 0.98 NL 1.12 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.01 KP 0.97 ! LA 0.89 MK 1.00 NL 1.11 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.99 KP 1.00 ! LA 0.90 MK 1.01 NL 1.12 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.00 KP 0.99 ! LA 0.90 MK 0.99 NL 1.11 OV 0.94 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.01 KP 0.98 ! LA 0.89 MK 0.98 NL 1.13 OV 0.94 ! PT 1.00* SC 0.97 ! ! ! Fit before self-cal, rms=0.077935Jy sigma=1.424178 ! Fit after self-cal, rms=0.066289Jy sigma=1.142789 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7857 mas, bmaj=2.062 mas, bpa=0.819 degrees ! Estimated noise=0.273515 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 = -0.00712918 Jy ! Component: 100 - total flux cleaned = -0.00994659 Jy ! Component: 150 - total flux cleaned = -0.0105401 Jy ! Component: 200 - total flux cleaned = -0.0106964 Jy ! Total flux subtracted in 200 components = -0.0106964 Jy ! Clean residual min=-0.004911 max=0.004526 Jy/beam ! Clean residual mean=0.000003 rms=0.000980 Jy/beam ! Combined flux in latest and established models = 0.484323 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 49 components and 0.484323 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=0.065576Jy sigma=1.128590 ! Fit after self-cal, rms=0.065417Jy sigma=1.125272 ! 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=0.065417Jy sigma=1.125272 ! Fit after self-cal, rms=0.063718Jy sigma=1.092019 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7859 mas, bmaj=2.064 mas, bpa=0.7771 degrees ! Estimated noise=0.273952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00359656 Jy ! Component: 100 - total flux cleaned = -0.00368058 Jy ! Component: 150 - total flux cleaned = -0.00377837 Jy ! Component: 200 - total flux cleaned = -0.00385511 Jy ! Total flux subtracted in 200 components = -0.00385511 Jy ! Clean residual min=-0.002922 max=0.002446 Jy/beam ! Clean residual mean=0.000002 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.480468 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.480468 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=0.063399Jy sigma=1.086704 ! Fit after self-cal, rms=0.063299Jy sigma=1.085198 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145145 Jy ! Component: 100 - total flux cleaned = 0.00180423 Jy ! Component: 150 - total flux cleaned = 0.00168938 Jy ! Component: 200 - total flux cleaned = 0.00168406 Jy ! Total flux subtracted in 200 components = 0.00168406 Jy ! Clean residual min=-0.002509 max=0.002193 Jy/beam ! Clean residual mean=0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.482152 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.482152 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=0.063139Jy sigma=1.082745 ! Fit after self-cal, rms=0.063099Jy sigma=1.082261 ! Inverting map ! Added new window around map position (-21.8, -47). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012305 Jy ! Component: 100 - total flux cleaned = 0.00184863 Jy ! Component: 150 - total flux cleaned = 0.00228148 Jy ! Component: 200 - total flux cleaned = 0.00243295 Jy ! Total flux subtracted in 200 components = 0.00243295 Jy ! Clean residual min=-0.002187 max=0.002003 Jy/beam ! Clean residual mean=-0.000000 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.484585 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 88 components and 0.484585 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=0.062990Jy sigma=1.080596 ! Fit after self-cal, rms=0.062969Jy sigma=1.080322 ! 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=0.062969Jy sigma=1.080322 ! Fit after self-cal, rms=0.062851Jy sigma=1.076425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.785 mas, bmaj=2.063 mas, bpa=0.791 degrees ! Estimated noise=0.273546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00123814 Jy ! Component: 100 - total flux cleaned = -0.000734607 Jy ! Component: 150 - total flux cleaned = -0.000356625 Jy ! Component: 200 - total flux cleaned = -0.000190669 Jy ! Total flux subtracted in 200 components = -0.000190669 Jy ! Clean residual min=-0.001970 max=0.001732 Jy/beam ! Clean residual mean=0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.484394 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.484394 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=0.062765Jy sigma=1.075074 ! Fit after self-cal, rms=0.062753Jy sigma=1.074865 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 = -0.000115717 Jy ! Component: 100 - total flux cleaned = 0.000176799 Jy ! Component: 150 - total flux cleaned = 0.00032417 Jy ! Component: 200 - total flux cleaned = 0.000404897 Jy ! Total flux subtracted in 200 components = 0.000404897 Jy ! Clean residual min=-0.001820 max=0.001637 Jy/beam ! Clean residual mean=0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.484799 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.484799 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=0.062718Jy sigma=1.074355 ! Fit after self-cal, rms=0.062713Jy sigma=1.074297 ! 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=0.062713Jy sigma=1.074297 ! Fit after self-cal, rms=0.062667Jy sigma=1.073988 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=4.161 mas, bpa=3.924 degrees ! Estimated noise=0.365709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0002188 Jy ! Component: 100 - total flux cleaned = 0.00035453 Jy ! Component: 150 - total flux cleaned = 0.000489814 Jy ! Component: 200 - total flux cleaned = 0.000562136 Jy ! Total flux subtracted in 200 components = 0.000562136 Jy ! Clean residual min=-0.001930 max=0.001933 Jy/beam ! Clean residual mean=-0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.485361 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 103 components and 0.485361 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=0.062665Jy sigma=1.074036 ! Fit after self-cal, rms=0.062658Jy sigma=1.073946 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 = 2.65283e-05 Jy ! Component: 100 - total flux cleaned = 9.34864e-05 Jy ! Component: 150 - total flux cleaned = 0.000194142 Jy ! Component: 200 - total flux cleaned = 0.000289514 Jy ! Total flux subtracted in 200 components = 0.000289514 Jy ! Clean residual min=-0.001920 max=0.001848 Jy/beam ! Clean residual mean=-0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.485651 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 107 components and 0.485651 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=0.062658Jy sigma=1.073985 ! Fit after self-cal, rms=0.062654Jy sigma=1.073937 ! 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=0.7845 mas, bmaj=2.062 mas, bpa=0.8045 degrees ! Estimated noise=0.273388 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7845 x 2.062 at 0.8045 degrees (North through East) ! Clean map min=-0.0024285 max=0.44334 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=0.6369 mas, bmaj=1.737 mas, bpa=1.076 degrees ! Estimated noise=0.432446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.343836 Jy ! Component: 100 - total flux cleaned = 0.420914 Jy ! Component: 150 - total flux cleaned = 0.44977 Jy ! Component: 200 - total flux cleaned = 0.464154 Jy ! Total flux subtracted in 200 components = 0.464154 Jy ! Clean residual min=-0.004381 max=0.006609 Jy/beam ! Clean residual mean=0.000012 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.464154 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.464154 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7845 mas, bmaj=2.062 mas, bpa=0.8045 degrees ! Estimated noise=0.273388 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 = 0.00787359 Jy ! Component: 100 - total flux cleaned = 0.0125713 Jy ! Component: 150 - total flux cleaned = 0.0155904 Jy ! Component: 200 - total flux cleaned = 0.017034 Jy ! Total flux subtracted in 200 components = 0.017034 Jy ! Clean residual min=-0.001929 max=0.002444 Jy/beam ! Clean residual mean=0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.481188 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 0.481188 Jy ! Inverting map ! Added new window around map position (-0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179814 Jy ! Component: 100 - total flux cleaned = 0.00277772 Jy ! Component: 150 - total flux cleaned = 0.00327746 Jy ! Component: 200 - total flux cleaned = 0.00359877 Jy ! Total flux subtracted in 200 components = 0.00359877 Jy ! Clean residual min=-0.001740 max=0.001964 Jy/beam ! Clean residual mean=0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.484787 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 42 components and 0.484787 Jy ! Inverting map ! Added new window around map position (-0.4, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172972 Jy ! Component: 100 - total flux cleaned = 0.00212854 Jy ! Component: 150 - total flux cleaned = 0.00249127 Jy ! Component: 200 - total flux cleaned = 0.00278259 Jy ! Total flux subtracted in 200 components = 0.00278259 Jy ! Clean residual min=-0.001628 max=0.001603 Jy/beam ! Clean residual mean=-0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.48757 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 61 components and 0.48757 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=4.161 mas, bpa=3.924 degrees ! Estimated noise=0.365709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471831 Jy ! Component: 100 - total flux cleaned = 0.00110902 Jy ! Component: 150 - total flux cleaned = 0.00163995 Jy ! Component: 200 - total flux cleaned = 0.00214921 Jy ! Total flux subtracted in 200 components = 0.00214921 Jy ! Clean residual min=-0.001803 max=0.001694 Jy/beam ! Clean residual mean=-0.000002 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.489719 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 = 0.000466084 Jy ! Component: 100 - total flux cleaned = 0.000874108 Jy ! Component: 150 - total flux cleaned = 0.00115794 Jy ! Component: 200 - total flux cleaned = 0.00134252 Jy ! Total flux subtracted in 200 components = 0.00134252 Jy ! Clean residual min=-0.001760 max=0.001674 Jy/beam ! Clean residual mean=-0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.491061 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 84 components and 0.491061 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7845 mas, bmaj=2.062 mas, bpa=0.8045 degrees ! Estimated noise=0.273388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.92047e-05 Jy ! Component: 100 - total flux cleaned = -9.69617e-05 Jy ! Component: 150 - total flux cleaned = -5.59719e-05 Jy ! Component: 200 - total flux cleaned = -1.68404e-05 Jy ! Total flux subtracted in 200 components = -1.68404e-05 Jy ! Clean residual min=-0.001460 max=0.001571 Jy/beam ! Clean residual mean=-0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.491044 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 0.491044 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=0.062588Jy sigma=1.072791 ! Fit after self-cal, rms=0.062559Jy sigma=1.072344 wmodel J0858-1950_X_map.mod ! Writing 93 model components to file: J0858-1950_X_map.mod wobs J0858-1950_X_uvs.fits ! Writing UV FITS file: J0858-1950_X_uvs.fits wwins J0858-1950_X_map.win ! wwins: Wrote 6 windows to J0858-1950_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 = 0.000218403 Jy ! Component: 100 - total flux cleaned = 0.000169285 Jy ! Component: 150 - total flux cleaned = 0.000215597 Jy ! Component: 200 - total flux cleaned = 0.000237836 Jy ! Component: 250 - total flux cleaned = 0.000322691 Jy ! Component: 300 - total flux cleaned = 0.000405569 Jy ! Component: 350 - total flux cleaned = 0.000445974 Jy ! Component: 400 - total flux cleaned = 0.000465463 Jy ! Component: 450 - total flux cleaned = 0.000465905 Jy ! Component: 500 - total flux cleaned = 0.00048502 Jy ! Component: 550 - total flux cleaned = 0.000466569 Jy ! Component: 600 - total flux cleaned = 0.000412157 Jy ! Component: 650 - total flux cleaned = 0.000448017 Jy ! Component: 700 - total flux cleaned = 0.000430089 Jy ! Component: 750 - total flux cleaned = 0.00041255 Jy ! Component: 800 - total flux cleaned = 0.000464064 Jy ! Component: 850 - total flux cleaned = 0.000531751 Jy ! Component: 900 - total flux cleaned = 0.000564912 Jy ! Component: 950 - total flux cleaned = 0.000614226 Jy ! Component: 1000 - total flux cleaned = 0.000711743 Jy ! Component: 1050 - total flux cleaned = 0.000791789 Jy ! Component: 1100 - total flux cleaned = 0.000823577 Jy ! Component: 1150 - total flux cleaned = 0.000917993 Jy ! Component: 1200 - total flux cleaned = 0.00094881 Jy ! Component: 1250 - total flux cleaned = 0.00102561 Jy ! Component: 1300 - total flux cleaned = 0.00102585 Jy ! Component: 1350 - total flux cleaned = 0.00114619 Jy ! Component: 1400 - total flux cleaned = 0.00119068 Jy ! Component: 1450 - total flux cleaned = 0.00117595 Jy ! Component: 1500 - total flux cleaned = 0.00129233 Jy ! Component: 1550 - total flux cleaned = 0.00130667 Jy ! Component: 1600 - total flux cleaned = 0.00134932 Jy ! Component: 1650 - total flux cleaned = 0.00136343 Jy ! Component: 1700 - total flux cleaned = 0.00136386 Jy ! Component: 1750 - total flux cleaned = 0.00143306 Jy ! Component: 1800 - total flux cleaned = 0.00141943 Jy ! Component: 1850 - total flux cleaned = 0.0014739 Jy ! Component: 1900 - total flux cleaned = 0.00155449 Jy ! Component: 1950 - total flux cleaned = 0.00158102 Jy ! Component: 2000 - total flux cleaned = 0.00163355 Jy ! Component: 2050 - total flux cleaned = 0.00160727 Jy ! Component: 2100 - total flux cleaned = 0.00163308 Jy ! Component: 2150 - total flux cleaned = 0.00163295 Jy ! Component: 2200 - total flux cleaned = 0.00169647 Jy ! Component: 2250 - total flux cleaned = 0.00165845 Jy ! Component: 2300 - total flux cleaned = 0.00168358 Jy ! Component: 2350 - total flux cleaned = 0.00168347 Jy ! Component: 2400 - total flux cleaned = 0.00173272 Jy ! Component: 2450 - total flux cleaned = 0.00174463 Jy ! Component: 2500 - total flux cleaned = 0.00176888 Jy ! Component: 2550 - total flux cleaned = 0.0017688 Jy ! Component: 2600 - total flux cleaned = 0.00184028 Jy ! Component: 2650 - total flux cleaned = 0.00178118 Jy ! Component: 2700 - total flux cleaned = 0.00180484 Jy ! Component: 2750 - total flux cleaned = 0.00182828 Jy ! Component: 2800 - total flux cleaned = 0.00182829 Jy ! Component: 2850 - total flux cleaned = 0.00186274 Jy ! Component: 2900 - total flux cleaned = 0.00189671 Jy ! Component: 2950 - total flux cleaned = 0.00193067 Jy ! Component: 3000 - total flux cleaned = 0.00196416 Jy ! Component: 3050 - total flux cleaned = 0.0019307 Jy ! Component: 3100 - total flux cleaned = 0.00190866 Jy ! Component: 3150 - total flux cleaned = 0.00194163 Jy ! Component: 3200 - total flux cleaned = 0.00191988 Jy ! Component: 3250 - total flux cleaned = 0.00194158 Jy ! Component: 3300 - total flux cleaned = 0.00192009 Jy ! Component: 3350 - total flux cleaned = 0.001963 Jy ! Component: 3400 - total flux cleaned = 0.00193118 Jy ! Component: 3450 - total flux cleaned = 0.00192062 Jy ! Component: 3500 - total flux cleaned = 0.00193118 Jy ! Component: 3550 - total flux cleaned = 0.00192073 Jy ! Component: 3600 - total flux cleaned = 0.00192066 Jy ! Component: 3650 - total flux cleaned = 0.00188976 Jy ! Component: 3700 - total flux cleaned = 0.00187946 Jy ! Component: 3750 - total flux cleaned = 0.00184895 Jy ! Component: 3800 - total flux cleaned = 0.001849 Jy ! Component: 3850 - total flux cleaned = 0.00181883 Jy ! Component: 3900 - total flux cleaned = 0.00180883 Jy ! Component: 3950 - total flux cleaned = 0.00181877 Jy ! Component: 4000 - total flux cleaned = 0.00181866 Jy ! Component: 4050 - total flux cleaned = 0.00177952 Jy ! Total flux subtracted in 4096 components = 0.00178933 Jy ! Clean residual min=-0.000628 max=0.000657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.492834 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 365 components and 0.492834 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0858-1950_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7845 x 2.062 at 0.8045 degrees (North through East) ! Clean map min=-0.0014587 max=0.44474 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0858-1950_X_map.fits wmodel /vlbi/uf001/uva//J0858-1950_X_map.mod ! Writing 365 model components to file: /vlbi/uf001/uva//J0858-1950_X_map.mod wobs /vlbi/uf001/uva//J0858-1950_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0858-1950_X_uvs.fits wwins /vlbi/uf001/uva//J0858-1950_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0858-1950_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.444737 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166729 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.112468 0.112468 0.224936 0.449873 0.899746 1.79949 3.59898 7.19797 14.3959 28.7919 57.5837 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.444 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2667.42 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0858-1950_X_dfm.log closed on Mon Jan 14 00:12:05 2019