! Started logfile: /vlbi/uf001/uva//J0303-2407_X_dfm.log on Sun Jan 13 21:39:28 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//J0303-2407_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0303-2407_X_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.883102 visibilities/baseline/integration-bin. ! Found source: J0303-2407 ! ! 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 18312 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 J0303-2407_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002827Jy sigma=19.532209 ! Fit after self-cal, rms=0.917356Jy sigma=17.762000 ! 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=0.6457 mas, bmaj=1.891 mas, bpa=8.581 degrees ! Estimated noise=0.520672 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 = 0.0644362 Jy ! Component: 100 - total flux cleaned = 0.079539 Jy ! Total flux subtracted in 100 components = 0.079539 Jy ! Clean residual min=-0.006364 max=0.013437 Jy/beam ! Clean residual mean=-0.000000 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 0.079539 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.079539 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=0.073710Jy sigma=1.299034 ! Fit after self-cal, rms=0.073379Jy sigma=1.293980 ! Inverting map ! Added new window around map position (-1.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118849 Jy ! Component: 100 - total flux cleaned = 0.018158 Jy ! Total flux subtracted in 100 components = 0.018158 Jy ! Clean residual min=-0.004658 max=0.007163 Jy/beam ! Clean residual mean=0.000001 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.097697 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.097697 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=0.070971Jy sigma=1.235750 ! Fit after self-cal, rms=0.070770Jy sigma=1.231315 ! 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=0.8366 mas, bmaj=2.384 mas, bpa=8.181 degrees ! Estimated noise=0.275145 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 = 0.00802034 Jy ! Component: 100 - total flux cleaned = 0.0123964 Jy ! Component: 150 - total flux cleaned = 0.0153077 Jy ! Component: 200 - total flux cleaned = 0.0173393 Jy ! Total flux subtracted in 200 components = 0.0173393 Jy ! Clean residual min=-0.003887 max=0.005176 Jy/beam ! Clean residual mean=0.000001 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.115036 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 43 components and 0.115036 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=0.069933Jy sigma=1.208975 ! Fit after self-cal, rms=0.069876Jy sigma=1.207112 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8366 x 2.384 at 8.181 degrees (North through East) ! Clean map min=-0.0039161 max=0.083163 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 1.12 KP 0.99 ! LA 0.94 MK 1.05 NL 1.21 OV 0.95 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.03 KP 0.94 ! LA 0.97 MK 0.94 NL 1.13 OV 1.00 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 1.12 KP 0.97 ! LA 0.96 MK 1.03 NL 1.19 OV 0.99 ! SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.08 KP 0.98 ! LA 0.90 MK 1.00 NL 1.12 OV 0.98 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.10 KP 0.93 ! LA 0.94 MK 1.02 NL 1.14 OV 0.95 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.08 KP 0.97 ! LA 0.95 MK 1.06 NL 1.16 OV 0.95 ! SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.07 KP 1.00 ! LA 0.91 MK 0.99 NL 1.14 OV 0.94 ! SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.15 KP 0.99 ! LA 0.92 MK 0.98 NL 1.07 OV 0.98 ! SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 1.13 KP 0.97 ! LA 0.93 MK 1.06 NL 1.15 OV 0.94 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.19 KP 0.99 ! LA 0.92 MK 0.97 NL 1.13 OV 0.92 ! SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.15 KP 0.97 ! LA 0.94 MK 0.92 NL 1.15 OV 0.96 ! SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.11 KP 0.98 ! LA 0.94 MK 0.87 NL 1.11 OV 0.97 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.069876Jy sigma=1.207112 ! Fit after self-cal, rms=0.071627Jy sigma=1.194841 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8263 mas, bmaj=2.377 mas, bpa=8.956 degrees ! Estimated noise=0.273431 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 (-3.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00500403 Jy ! Component: 100 - total flux cleaned = 0.00744364 Jy ! Component: 150 - total flux cleaned = 0.00847655 Jy ! Component: 200 - total flux cleaned = 0.00897754 Jy ! Total flux subtracted in 200 components = 0.00897754 Jy ! Clean residual min=-0.002364 max=0.002851 Jy/beam ! Clean residual mean=0.000000 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.124014 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 69 components and 0.124014 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=0.071284Jy sigma=1.186801 ! Fit after self-cal, rms=0.071379Jy sigma=1.185712 ! 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=0.071379Jy sigma=1.185712 ! Fit after self-cal, rms=0.073718Jy sigma=1.181083 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8268 mas, bmaj=2.376 mas, bpa=8.967 degrees ! Estimated noise=0.272937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132002 Jy ! Component: 100 - total flux cleaned = 0.00142412 Jy ! Component: 150 - total flux cleaned = 0.00142723 Jy ! Component: 200 - total flux cleaned = 0.00135639 Jy ! Total flux subtracted in 200 components = 0.00135639 Jy ! Clean residual min=-0.001505 max=0.001516 Jy/beam ! Clean residual mean=0.000000 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.12537 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.12537 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=0.073654Jy sigma=1.179845 ! Fit after self-cal, rms=0.073693Jy sigma=1.179652 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 = 0.000271676 Jy ! Component: 100 - total flux cleaned = 0.000207689 Jy ! Component: 150 - total flux cleaned = 6.52692e-05 Jy ! Component: 200 - total flux cleaned = -3.8474e-05 Jy ! Total flux subtracted in 200 components = -3.8474e-05 Jy ! Clean residual min=-0.001421 max=0.001413 Jy/beam ! Clean residual mean=0.000000 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.125332 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.125332 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=0.073667Jy sigma=1.179180 ! Fit after self-cal, rms=0.073663Jy sigma=1.179144 ! 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=0.073663Jy sigma=1.179144 ! Fit after self-cal, rms=0.074666Jy sigma=1.178770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8255 mas, bmaj=2.373 mas, bpa=9.048 degrees ! Estimated noise=0.272318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212954 Jy ! Component: 100 - total flux cleaned = 0.000134756 Jy ! Component: 150 - total flux cleaned = 1.60202e-05 Jy ! Component: 200 - total flux cleaned = -9.05614e-05 Jy ! Total flux subtracted in 200 components = -9.05614e-05 Jy ! Clean residual min=-0.001372 max=0.001359 Jy/beam ! Clean residual mean=0.000000 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.125241 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.125241 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=0.074647Jy sigma=1.178427 ! Fit after self-cal, rms=0.074662Jy sigma=1.178396 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 = -5.36797e-05 Jy ! Component: 100 - total flux cleaned = -0.000130705 Jy ! Component: 150 - total flux cleaned = -0.000219412 Jy ! Component: 200 - total flux cleaned = -0.000268927 Jy ! Total flux subtracted in 200 components = -0.000268927 Jy ! Clean residual min=-0.001359 max=0.001336 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.124972 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 100 components and 0.124972 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=0.074652Jy sigma=1.178225 ! Fit after self-cal, rms=0.074651Jy sigma=1.178217 ! 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=0.074651Jy sigma=1.178217 ! Fit after self-cal, rms=0.074797Jy sigma=1.178181 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.045 mas, bmaj=4.9 mas, bpa=8.145 degrees ! Estimated noise=0.343583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.14729e-05 Jy ! Component: 100 - total flux cleaned = -6.22602e-05 Jy ! Component: 150 - total flux cleaned = -0.00018098 Jy ! Component: 200 - total flux cleaned = -0.000287952 Jy ! Total flux subtracted in 200 components = -0.000287952 Jy ! Clean residual min=-0.001445 max=0.001607 Jy/beam ! Clean residual mean=0.000000 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.124684 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.124684 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=0.074795Jy sigma=1.178214 ! Fit after self-cal, rms=0.074799Jy sigma=1.178202 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 = -0.000209221 Jy ! Component: 100 - total flux cleaned = -0.000304529 Jy ! Component: 150 - total flux cleaned = -0.000371153 Jy ! Component: 200 - total flux cleaned = -0.000424219 Jy ! Total flux subtracted in 200 components = -0.000424219 Jy ! Clean residual min=-0.001452 max=0.001599 Jy/beam ! Clean residual mean=0.000000 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.12426 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 114 components and 0.12426 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=0.074798Jy sigma=1.178202 ! Fit after self-cal, rms=0.074798Jy sigma=1.178199 ! 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=0.8242 mas, bmaj=2.371 mas, bpa=9.063 degrees ! Estimated noise=0.272031 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8242 x 2.371 at 9.063 degrees (North through East) ! Clean map min=-0.0019727 max=0.082662 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=0.6374 mas, bmaj=1.889 mas, bpa=9.461 degrees ! Estimated noise=0.509489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0625866 Jy ! Component: 100 - total flux cleaned = 0.0818199 Jy ! Component: 150 - total flux cleaned = 0.0921815 Jy ! Component: 200 - total flux cleaned = 0.0986443 Jy ! Total flux subtracted in 200 components = 0.0986443 Jy ! Clean residual min=-0.003099 max=0.003979 Jy/beam ! Clean residual mean=0.000000 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.0986444 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 0.0986444 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8242 mas, bmaj=2.371 mas, bpa=9.063 degrees ! Estimated noise=0.272031 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 = 0.00769646 Jy ! Component: 100 - total flux cleaned = 0.0124358 Jy ! Component: 150 - total flux cleaned = 0.0158152 Jy ! Component: 200 - total flux cleaned = 0.0183244 Jy ! Total flux subtracted in 200 components = 0.0183244 Jy ! Clean residual min=-0.001831 max=0.001808 Jy/beam ! Clean residual mean=0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.116969 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 46 components and 0.116969 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=2.045 mas, bmaj=4.9 mas, bpa=8.145 degrees ! Estimated noise=0.343583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322749 Jy ! Component: 100 - total flux cleaned = 0.00509825 Jy ! Component: 150 - total flux cleaned = 0.00573096 Jy ! Component: 200 - total flux cleaned = 0.00617892 Jy ! Total flux subtracted in 200 components = 0.00617892 Jy ! Clean residual min=-0.001736 max=0.001534 Jy/beam ! Clean residual mean=0.000000 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.123148 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 = 0.000354235 Jy ! Component: 100 - total flux cleaned = 0.000525636 Jy ! Component: 150 - total flux cleaned = 0.000549499 Jy ! Component: 200 - total flux cleaned = 0.000569872 Jy ! Total flux subtracted in 200 components = 0.000569872 Jy ! Clean residual min=-0.001462 max=0.001581 Jy/beam ! Clean residual mean=0.000000 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.123718 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 90 components and 0.123718 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8242 mas, bmaj=2.371 mas, bpa=9.063 degrees ! Estimated noise=0.272031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000742271 Jy ! Component: 100 - total flux cleaned = -0.000896292 Jy ! Component: 150 - total flux cleaned = -0.000961601 Jy ! Component: 200 - total flux cleaned = -0.000992918 Jy ! Total flux subtracted in 200 components = -0.000992918 Jy ! Clean residual min=-0.001457 max=0.001347 Jy/beam ! Clean residual mean=0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.122725 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.122725 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=0.074822Jy sigma=1.178878 ! Fit after self-cal, rms=0.074810Jy sigma=1.178704 wmodel J0303-2407_X_map.mod ! Writing 104 model components to file: J0303-2407_X_map.mod wobs J0303-2407_X_uvs.fits ! Writing UV FITS file: J0303-2407_X_uvs.fits wwins J0303-2407_X_map.win ! wwins: Wrote 3 windows to J0303-2407_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 = -0.000218014 Jy ! Component: 100 - total flux cleaned = -0.000264167 Jy ! Component: 150 - total flux cleaned = -0.000419606 Jy ! Component: 200 - total flux cleaned = -0.000610062 Jy ! Component: 250 - total flux cleaned = -0.00073266 Jy ! Component: 300 - total flux cleaned = -0.000812055 Jy ! Component: 350 - total flux cleaned = -0.000927486 Jy ! Component: 400 - total flux cleaned = -0.00105762 Jy ! Component: 450 - total flux cleaned = -0.00111187 Jy ! Component: 500 - total flux cleaned = -0.00114727 Jy ! Component: 550 - total flux cleaned = -0.0012167 Jy ! Component: 600 - total flux cleaned = -0.00125098 Jy ! Component: 650 - total flux cleaned = -0.00126805 Jy ! Component: 700 - total flux cleaned = -0.00131702 Jy ! Component: 750 - total flux cleaned = -0.00134888 Jy ! Component: 800 - total flux cleaned = -0.00138003 Jy ! Component: 850 - total flux cleaned = -0.00139525 Jy ! Component: 900 - total flux cleaned = -0.00141032 Jy ! Component: 950 - total flux cleaned = -0.00144015 Jy ! Component: 1000 - total flux cleaned = -0.00151349 Jy ! Component: 1050 - total flux cleaned = -0.00154231 Jy ! Component: 1100 - total flux cleaned = -0.00152808 Jy ! Component: 1150 - total flux cleaned = -0.00159889 Jy ! Component: 1200 - total flux cleaned = -0.00164069 Jy ! Component: 1250 - total flux cleaned = -0.00164072 Jy ! Component: 1300 - total flux cleaned = -0.00164075 Jy ! Component: 1350 - total flux cleaned = -0.00164095 Jy ! Component: 1400 - total flux cleaned = -0.00168069 Jy ! Component: 1450 - total flux cleaned = -0.00170688 Jy ! Component: 1500 - total flux cleaned = -0.00171993 Jy ! Component: 1550 - total flux cleaned = -0.00170698 Jy ! Component: 1600 - total flux cleaned = -0.0017832 Jy ! Component: 1650 - total flux cleaned = -0.00175798 Jy ! Component: 1700 - total flux cleaned = -0.00174565 Jy ! Component: 1750 - total flux cleaned = -0.00174559 Jy ! Component: 1800 - total flux cleaned = -0.00172132 Jy ! Component: 1850 - total flux cleaned = -0.00173346 Jy ! Component: 1900 - total flux cleaned = -0.0016859 Jy ! Component: 1950 - total flux cleaned = -0.00169792 Jy ! Component: 2000 - total flux cleaned = -0.0017331 Jy ! Component: 2050 - total flux cleaned = -0.00173314 Jy ! Component: 2100 - total flux cleaned = -0.00167552 Jy ! Component: 2150 - total flux cleaned = -0.00166405 Jy ! Component: 2200 - total flux cleaned = -0.00166408 Jy ! Component: 2250 - total flux cleaned = -0.00168647 Jy ! Component: 2300 - total flux cleaned = -0.00167531 Jy ! Component: 2350 - total flux cleaned = -0.00165317 Jy ! Component: 2400 - total flux cleaned = -0.00165319 Jy ! Component: 2450 - total flux cleaned = -0.00167481 Jy ! Component: 2500 - total flux cleaned = -0.00164272 Jy ! Component: 2550 - total flux cleaned = -0.00164284 Jy ! Component: 2600 - total flux cleaned = -0.00164287 Jy ! Component: 2650 - total flux cleaned = -0.00166381 Jy ! Component: 2700 - total flux cleaned = -0.00166384 Jy ! Component: 2750 - total flux cleaned = -0.00163296 Jy ! Component: 2800 - total flux cleaned = -0.00162268 Jy ! Component: 2850 - total flux cleaned = -0.00161255 Jy ! Component: 2900 - total flux cleaned = -0.00157231 Jy ! Component: 2950 - total flux cleaned = -0.00157228 Jy ! Component: 3000 - total flux cleaned = -0.00152266 Jy ! Component: 3050 - total flux cleaned = -0.00153245 Jy ! Component: 3100 - total flux cleaned = -0.00149325 Jy ! Component: 3150 - total flux cleaned = -0.00148351 Jy ! Component: 3200 - total flux cleaned = -0.00145467 Jy ! Component: 3250 - total flux cleaned = -0.00147378 Jy ! Component: 3300 - total flux cleaned = -0.00144518 Jy ! Component: 3350 - total flux cleaned = -0.00143579 Jy ! Component: 3400 - total flux cleaned = -0.00142635 Jy ! Component: 3450 - total flux cleaned = -0.00137977 Jy ! Component: 3500 - total flux cleaned = -0.00137979 Jy ! Component: 3550 - total flux cleaned = -0.00135218 Jy ! Component: 3600 - total flux cleaned = -0.00133397 Jy ! Component: 3650 - total flux cleaned = -0.00131576 Jy ! Component: 3700 - total flux cleaned = -0.00128873 Jy ! Component: 3750 - total flux cleaned = -0.00128877 Jy ! Component: 3800 - total flux cleaned = -0.00126203 Jy ! Component: 3850 - total flux cleaned = -0.00123551 Jy ! Component: 3900 - total flux cleaned = -0.00125319 Jy ! Component: 3950 - total flux cleaned = -0.0012269 Jy ! Component: 4000 - total flux cleaned = -0.00122687 Jy ! Component: 4050 - total flux cleaned = -0.00123543 Jy ! Total flux subtracted in 4096 components = -0.00120102 Jy ! Clean residual min=-0.000493 max=0.000529 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.121524 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 407 components and 0.121524 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0303-2407_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8242 x 2.371 at 9.063 degrees (North through East) ! Clean map min=-0.0016656 max=0.083374 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0303-2407_X_map.fits wmodel /vlbi/uf001/uva//J0303-2407_X_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J0303-2407_X_map.mod wobs /vlbi/uf001/uva//J0303-2407_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0303-2407_X_uvs.fits wwins /vlbi/uf001/uva//J0303-2407_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0303-2407_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0833744 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147875 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.532087 0.532087 1.06417 2.12835 4.2567 8.51339 17.0268 34.0536 68.1071 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 563.817 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0303-2407_X_dfm.log closed on Sun Jan 13 21:39:32 2019