! Started logfile: /vlbi/uf001/uva//J2256-2735_X_dfm.log on Mon Jan 14 06:28:27 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//J2256-2735_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2256-2735_X_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.779514 visibilities/baseline/integration-bin. ! Found source: J2256-2735 ! ! 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 16164 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 J2256-2735_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.028527Jy sigma=19.226262 ! Fit after self-cal, rms=0.795807Jy sigma=14.710964 ! 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=0.6167 mas, bmaj=1.763 mas, bpa=1.591 degrees ! Estimated noise=0.578697 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 = 0.163076 Jy ! Component: 100 - total flux cleaned = 0.199954 Jy ! Total flux subtracted in 100 components = 0.199954 Jy ! Clean residual min=-0.010965 max=0.018453 Jy/beam ! Clean residual mean=-0.000017 rms=0.002673 Jy/beam ! Combined flux in latest and established models = 0.199954 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.199954 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=0.080879Jy sigma=1.394069 ! Fit after self-cal, rms=0.080860Jy sigma=1.393676 ! Inverting map ! Added new window around map position (-1, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167153 Jy ! Component: 100 - total flux cleaned = 0.0230247 Jy ! Total flux subtracted in 100 components = 0.0230247 Jy ! Clean residual min=-0.010268 max=0.016074 Jy/beam ! Clean residual mean=-0.000011 rms=0.002194 Jy/beam ! Combined flux in latest and established models = 0.222979 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.222979 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=0.078333Jy sigma=1.330312 ! Fit after self-cal, rms=0.078053Jy sigma=1.319568 ! Inverting map ! Added new window around map position (1.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143903 Jy ! Component: 100 - total flux cleaned = 0.0228703 Jy ! Total flux subtracted in 100 components = 0.0228703 Jy ! Clean residual min=-0.009095 max=0.009496 Jy/beam ! Clean residual mean=-0.000008 rms=0.001741 Jy/beam ! Combined flux in latest and established models = 0.245849 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.245849 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=0.074904Jy sigma=1.253087 ! Fit after self-cal, rms=0.074712Jy sigma=1.249040 ! 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=0.7806 mas, bmaj=2.197 mas, bpa=1.816 degrees ! Estimated noise=0.304877 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 = 0.00816897 Jy ! Component: 100 - total flux cleaned = 0.0123716 Jy ! Component: 150 - total flux cleaned = 0.0139574 Jy ! Component: 200 - total flux cleaned = 0.0146541 Jy ! Total flux subtracted in 200 components = 0.0146541 Jy ! Clean residual min=-0.008304 max=0.007723 Jy/beam ! Clean residual mean=-0.000009 rms=0.001725 Jy/beam ! Combined flux in latest and established models = 0.260503 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.260503 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=0.073827Jy sigma=1.230306 ! Fit after self-cal, rms=0.073754Jy sigma=1.228826 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7806 x 2.197 at 1.816 degrees (North through East) ! Clean map min=-0.00796 max=0.20191 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.08 KP 1.02 LA 1.01 ! MK 1.02 NL 1.06 OV 0.92 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.05 KP 1.01 LA 1.03 ! MK 1.05 NL 1.04 OV 0.91 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.10 KP 1.02 LA 1.02 ! MK 1.01 NL 1.06 OV 0.91 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.13 KP 1.04 LA 1.00 ! MK 0.98 NL 1.06 OV 0.92 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.11 KP 1.00 LA 1.03 ! MK 1.02 NL 1.05 OV 0.91 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.06 KP 1.00 LA 1.01 ! MK 0.99 NL 1.08 OV 0.91 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.06 KP 1.03 LA 1.02 ! MK 1.03 NL 1.05 OV 0.90 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.09 KP 1.01 LA 1.02 ! MK 1.01 NL 1.03 OV 0.92 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.09 KP 1.02 LA 1.00 ! MK 1.02 NL 1.04 OV 0.90 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.04 KP 1.01 LA 1.02 ! MK 1.00 NL 1.04 OV 0.90 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.07 KP 0.99 LA 1.04 ! MK 0.95 NL 1.02 OV 0.92 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.10 KP 1.03 LA 1.01 ! MK 0.95 NL 1.03 OV 0.90 PT 0.94 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.073754Jy sigma=1.228826 ! Fit after self-cal, rms=0.075067Jy sigma=1.191607 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.778 mas, bmaj=2.193 mas, bpa=2.141 degrees ! Estimated noise=0.306319 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 = -0.00306471 Jy ! Component: 100 - total flux cleaned = -0.00306409 Jy ! Component: 150 - total flux cleaned = -0.00312063 Jy ! Component: 200 - total flux cleaned = -0.00320948 Jy ! Total flux subtracted in 200 components = -0.00320948 Jy ! Clean residual min=-0.006717 max=0.005912 Jy/beam ! Clean residual mean=-0.000000 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.257294 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.257294 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=0.074902Jy sigma=1.187915 ! Fit after self-cal, rms=0.074974Jy sigma=1.187395 ! 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=0.074974Jy sigma=1.187395 ! Fit after self-cal, rms=0.075811Jy sigma=1.179047 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7784 mas, bmaj=2.193 mas, bpa=2.338 degrees ! Estimated noise=0.30773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00197877 Jy ! Component: 100 - total flux cleaned = -0.00231988 Jy ! Component: 150 - total flux cleaned = -0.00248916 Jy ! Component: 200 - total flux cleaned = -0.00258011 Jy ! Total flux subtracted in 200 components = -0.00258011 Jy ! Clean residual min=-0.005923 max=0.005517 Jy/beam ! Clean residual mean=0.000000 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.254714 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.254713 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=0.075700Jy sigma=1.176538 ! Fit after self-cal, rms=0.075686Jy sigma=1.176348 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 = -0.000400422 Jy ! Component: 100 - total flux cleaned = -0.000361421 Jy ! Component: 150 - total flux cleaned = -0.000361049 Jy ! Component: 200 - total flux cleaned = -0.000393144 Jy ! Total flux subtracted in 200 components = -0.000393144 Jy ! Clean residual min=-0.005652 max=0.005402 Jy/beam ! Clean residual mean=0.000000 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.25432 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 0.25432 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=0.075655Jy sigma=1.175567 ! Fit after self-cal, rms=0.075643Jy sigma=1.175502 ! 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=0.075643Jy sigma=1.175502 ! Fit after self-cal, rms=0.076687Jy sigma=1.164013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7801 mas, bmaj=2.197 mas, bpa=2.544 degrees ! Estimated noise=0.307728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00183853 Jy ! Component: 100 - total flux cleaned = -0.00196977 Jy ! Component: 150 - total flux cleaned = -0.00207993 Jy ! Component: 200 - total flux cleaned = -0.00221673 Jy ! Total flux subtracted in 200 components = -0.00221673 Jy ! Clean residual min=-0.004466 max=0.004996 Jy/beam ! Clean residual mean=0.000000 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.252104 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 64 components and 0.252104 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=0.076613Jy sigma=1.162898 ! Fit after self-cal, rms=0.076619Jy sigma=1.162693 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 (3, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411309 Jy ! Component: 100 - total flux cleaned = 0.00474167 Jy ! Component: 150 - total flux cleaned = 0.00480046 Jy ! Component: 200 - total flux cleaned = 0.00470805 Jy ! Total flux subtracted in 200 components = 0.00470805 Jy ! Clean residual min=-0.003849 max=0.002516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.256812 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.256812 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=0.076343Jy sigma=1.158556 ! Fit after self-cal, rms=0.076323Jy sigma=1.157920 ! 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=0.076323Jy sigma=1.157920 ! Fit after self-cal, rms=0.076553Jy sigma=1.157386 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.051 mas, bmaj=5.378 mas, bpa=1.777 degrees ! Estimated noise=0.399855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210032 Jy ! Component: 100 - total flux cleaned = 0.00193128 Jy ! Component: 150 - total flux cleaned = 0.0017496 Jy ! Component: 200 - total flux cleaned = 0.00158669 Jy ! Total flux subtracted in 200 components = 0.00158669 Jy ! Clean residual min=-0.003838 max=0.003425 Jy/beam ! Clean residual mean=-0.000001 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.258398 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 0.258398 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=0.076493Jy sigma=1.156796 ! Fit after self-cal, rms=0.076501Jy sigma=1.156685 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 = 0.000361271 Jy ! Component: 100 - total flux cleaned = 0.000278011 Jy ! Component: 150 - total flux cleaned = 0.000151581 Jy ! Component: 200 - total flux cleaned = 8.1352e-05 Jy ! Total flux subtracted in 200 components = 8.1352e-05 Jy ! Clean residual min=-0.003749 max=0.003400 Jy/beam ! Clean residual mean=-0.000001 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.25848 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 97 components and 0.25848 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=0.076479Jy sigma=1.156468 ! Fit after self-cal, rms=0.076478Jy sigma=1.156443 ! 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=0.7791 mas, bmaj=2.194 mas, bpa=2.539 degrees ! Estimated noise=0.306981 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7791 x 2.194 at 2.539 degrees (North through East) ! Clean map min=-0.0030471 max=0.20547 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=0.6163 mas, bmaj=1.766 mas, bpa=2.595 degrees ! Estimated noise=0.583011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16406 Jy ! Component: 100 - total flux cleaned = 0.201047 Jy ! Component: 150 - total flux cleaned = 0.215954 Jy ! Component: 200 - total flux cleaned = 0.225741 Jy ! Total flux subtracted in 200 components = 0.225741 Jy ! Clean residual min=-0.005113 max=0.005591 Jy/beam ! Clean residual mean=-0.000004 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.225741 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.225741 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7791 mas, bmaj=2.194 mas, bpa=2.539 degrees ! Estimated noise=0.306981 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 = 0.0105181 Jy ! Component: 100 - total flux cleaned = 0.0169431 Jy ! Component: 150 - total flux cleaned = 0.0215051 Jy ! Component: 200 - total flux cleaned = 0.0248263 Jy ! Total flux subtracted in 200 components = 0.0248263 Jy ! Clean residual min=-0.003388 max=0.002401 Jy/beam ! Clean residual mean=-0.000001 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.250567 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 50 components and 0.250567 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=2.051 mas, bmaj=5.378 mas, bpa=1.777 degrees ! Estimated noise=0.399855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383047 Jy ! Component: 100 - total flux cleaned = 0.00599976 Jy ! Component: 150 - total flux cleaned = 0.00692271 Jy ! Component: 200 - total flux cleaned = 0.00735297 Jy ! Total flux subtracted in 200 components = 0.00735297 Jy ! Clean residual min=-0.003767 max=0.003175 Jy/beam ! Clean residual mean=-0.000001 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.25792 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 = 0.000239106 Jy ! Component: 100 - total flux cleaned = 0.000442976 Jy ! Component: 150 - total flux cleaned = 0.000618198 Jy ! Component: 200 - total flux cleaned = 0.00076974 Jy ! Total flux subtracted in 200 components = 0.00076974 Jy ! Clean residual min=-0.003591 max=0.003338 Jy/beam ! Clean residual mean=-0.000001 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.25869 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 85 components and 0.25869 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7791 mas, bmaj=2.194 mas, bpa=2.539 degrees ! Estimated noise=0.306981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.69091e-05 Jy ! Component: 100 - total flux cleaned = 2.6626e-05 Jy ! Component: 150 - total flux cleaned = -4.85011e-05 Jy ! Component: 200 - total flux cleaned = -1.49323e-05 Jy ! Total flux subtracted in 200 components = -1.49323e-05 Jy ! Clean residual min=-0.002821 max=0.002168 Jy/beam ! Clean residual mean=-0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.258675 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.258675 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=0.076399Jy sigma=1.155663 ! Fit after self-cal, rms=0.076376Jy sigma=1.155335 wmodel J2256-2735_X_map.mod ! Writing 97 model components to file: J2256-2735_X_map.mod wobs J2256-2735_X_uvs.fits ! Writing UV FITS file: J2256-2735_X_uvs.fits wwins J2256-2735_X_map.win ! wwins: Wrote 4 windows to J2256-2735_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 = -0.00076802 Jy ! Component: 100 - total flux cleaned = -0.00111377 Jy ! Component: 150 - total flux cleaned = -0.00143481 Jy ! Component: 200 - total flux cleaned = -0.00173857 Jy ! Component: 250 - total flux cleaned = -0.00212014 Jy ! Component: 300 - total flux cleaned = -0.00245248 Jy ! Component: 350 - total flux cleaned = -0.00274243 Jy ! Component: 400 - total flux cleaned = -0.00307534 Jy ! Component: 450 - total flux cleaned = -0.0033946 Jy ! Component: 500 - total flux cleaned = -0.00367555 Jy ! Component: 550 - total flux cleaned = -0.0039461 Jy ! Component: 600 - total flux cleaned = -0.00420743 Jy ! Component: 650 - total flux cleaned = -0.00439193 Jy ! Component: 700 - total flux cleaned = -0.00459382 Jy ! Component: 750 - total flux cleaned = -0.00483376 Jy ! Component: 800 - total flux cleaned = -0.00506693 Jy ! Component: 850 - total flux cleaned = -0.00531454 Jy ! Component: 900 - total flux cleaned = -0.0054957 Jy ! Component: 950 - total flux cleaned = -0.0056925 Jy ! Component: 1000 - total flux cleaned = -0.00586596 Jy ! Component: 1050 - total flux cleaned = -0.00603543 Jy ! Component: 1100 - total flux cleaned = -0.0061648 Jy ! Component: 1150 - total flux cleaned = -0.00623748 Jy ! Component: 1200 - total flux cleaned = -0.00636165 Jy ! Component: 1250 - total flux cleaned = -0.00646618 Jy ! Component: 1300 - total flux cleaned = -0.00656819 Jy ! Component: 1350 - total flux cleaned = -0.00660166 Jy ! Component: 1400 - total flux cleaned = -0.00665148 Jy ! Component: 1450 - total flux cleaned = -0.00674869 Jy ! Component: 1500 - total flux cleaned = -0.00682822 Jy ! Component: 1550 - total flux cleaned = -0.00682844 Jy ! Component: 1600 - total flux cleaned = -0.00693645 Jy ! Component: 1650 - total flux cleaned = -0.00699688 Jy ! Component: 1700 - total flux cleaned = -0.00702664 Jy ! Component: 1750 - total flux cleaned = -0.00710027 Jy ! Component: 1800 - total flux cleaned = -0.00720144 Jy ! Component: 1850 - total flux cleaned = -0.00718698 Jy ! Component: 1900 - total flux cleaned = -0.00727135 Jy ! Component: 1950 - total flux cleaned = -0.00729902 Jy ! Component: 2000 - total flux cleaned = -0.00732646 Jy ! Component: 2050 - total flux cleaned = -0.0073671 Jy ! Component: 2100 - total flux cleaned = -0.00744699 Jy ! Component: 2150 - total flux cleaned = -0.00746026 Jy ! Component: 2200 - total flux cleaned = -0.00753836 Jy ! Component: 2250 - total flux cleaned = -0.00761547 Jy ! Component: 2300 - total flux cleaned = -0.00766607 Jy ! Component: 2350 - total flux cleaned = -0.00771638 Jy ! Component: 2400 - total flux cleaned = -0.00774119 Jy ! Component: 2450 - total flux cleaned = -0.00782711 Jy ! Component: 2500 - total flux cleaned = -0.00783917 Jy ! Component: 2550 - total flux cleaned = -0.00792344 Jy ! Component: 2600 - total flux cleaned = -0.00798281 Jy ! Component: 2650 - total flux cleaned = -0.0079595 Jy ! Component: 2700 - total flux cleaned = -0.00800617 Jy ! Component: 2750 - total flux cleaned = -0.00804068 Jy ! Component: 2800 - total flux cleaned = -0.00806357 Jy ! Component: 2850 - total flux cleaned = -0.00807467 Jy ! Component: 2900 - total flux cleaned = -0.00807464 Jy ! Component: 2950 - total flux cleaned = -0.00810774 Jy ! Component: 3000 - total flux cleaned = -0.00811868 Jy ! Component: 3050 - total flux cleaned = -0.00808601 Jy ! Component: 3100 - total flux cleaned = -0.00811825 Jy ! Component: 3150 - total flux cleaned = -0.00807562 Jy ! Component: 3200 - total flux cleaned = -0.00807566 Jy ! Component: 3250 - total flux cleaned = -0.00804427 Jy ! Component: 3300 - total flux cleaned = -0.00804443 Jy ! Component: 3350 - total flux cleaned = -0.00806507 Jy ! Component: 3400 - total flux cleaned = -0.00803433 Jy ! Component: 3450 - total flux cleaned = -0.00799375 Jy ! Component: 3500 - total flux cleaned = -0.00802411 Jy ! Component: 3550 - total flux cleaned = -0.00800419 Jy ! Component: 3600 - total flux cleaned = -0.00799437 Jy ! Component: 3650 - total flux cleaned = -0.00800424 Jy ! Component: 3700 - total flux cleaned = -0.00795531 Jy ! Component: 3750 - total flux cleaned = -0.00794564 Jy ! Component: 3800 - total flux cleaned = -0.00793585 Jy ! Component: 3850 - total flux cleaned = -0.00792621 Jy ! Component: 3900 - total flux cleaned = -0.0078977 Jy ! Component: 3950 - total flux cleaned = -0.00789762 Jy ! Component: 4000 - total flux cleaned = -0.00787893 Jy ! Component: 4050 - total flux cleaned = -0.00786027 Jy ! Total flux subtracted in 4096 components = -0.00786948 Jy ! Clean residual min=-0.000545 max=0.000611 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.250805 Jy keep ! Adding 339 model components to the UV plane model. ! The established model now contains 436 components and 0.250805 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2256-2735_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7791 x 2.194 at 2.539 degrees (North through East) ! Clean map min=-0.0018434 max=0.20457 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2256-2735_X_map.fits wmodel /vlbi/uf001/uva//J2256-2735_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J2256-2735_X_map.mod wobs /vlbi/uf001/uva//J2256-2735_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2256-2735_X_uvs.fits wwins /vlbi/uf001/uva//J2256-2735_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2256-2735_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.20457 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015709 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.230371 0.230371 0.460742 0.921484 1.84297 3.68594 7.37187 14.7437 29.4875 58.975 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.204 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1302.25 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2256-2735_X_dfm.log closed on Mon Jan 14 06:28:32 2019