! Started logfile: /vlbi/uf001/uva//J1850-2555_X_dfm.log on Mon Jan 14 04:49:30 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//J1850-2555_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1850-2555_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.790509 visibilities/baseline/integration-bin. ! Found source: J1850-2555 ! ! 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 24588 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 J1850-2555_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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003096Jy sigma=19.265753 ! Fit after self-cal, rms=0.932882Jy sigma=17.827318 ! 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=0.6052 mas, bmaj=1.871 mas, bpa=4.346 degrees ! Estimated noise=0.548254 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 = 0.0542873 Jy ! Component: 100 - total flux cleaned = 0.0662957 Jy ! Total flux subtracted in 100 components = 0.0662957 Jy ! Clean residual min=-0.003856 max=0.004608 Jy/beam ! Clean residual mean=-0.000002 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.0662957 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0662957 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=0.071590Jy sigma=1.208280 ! Fit after self-cal, rms=0.071072Jy sigma=1.200041 ! 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=0.7962 mas, bmaj=2.255 mas, bpa=3.379 degrees ! Estimated noise=0.241899 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 = 0.00486371 Jy ! Component: 100 - total flux cleaned = 0.00650743 Jy ! Component: 150 - total flux cleaned = 0.00679818 Jy ! Component: 200 - total flux cleaned = 0.00688752 Jy ! Total flux subtracted in 200 components = 0.00688752 Jy ! Clean residual min=-0.003276 max=0.004388 Jy/beam ! Clean residual mean=0.000001 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.0731833 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0731833 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=0.070915Jy sigma=1.191174 ! Fit after self-cal, rms=0.070917Jy sigma=1.191111 ! Inverting map ! Added new window around map position (-1.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366695 Jy ! Component: 100 - total flux cleaned = 0.00498443 Jy ! Component: 150 - total flux cleaned = 0.00527762 Jy ! Component: 200 - total flux cleaned = 0.00541535 Jy ! Total flux subtracted in 200 components = 0.00541535 Jy ! Clean residual min=-0.002982 max=0.003726 Jy/beam ! Clean residual mean=0.000001 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.0785986 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.0785986 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=0.070725Jy sigma=1.187283 ! Fit after self-cal, rms=0.070707Jy sigma=1.186283 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7962 x 2.255 at 3.379 degrees (North through East) ! Clean map min=-0.0029692 max=0.070749 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.11 KP 1.04 LA 0.94 ! MK 1.03 NL 1.08 OV 0.86 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.10 KP 1.01 LA 0.94 ! MK 1.03 NL 1.08 OV 0.87 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.08 KP 1.10 LA 0.99 ! MK 1.01 NL 1.14 OV 0.84 PT 0.87 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.16 KP 1.04 LA 0.96 ! MK 0.98 NL 1.11 OV 0.89 PT 0.92 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.12 KP 1.06 LA 0.98 ! MK 1.00 NL 1.09 OV 0.89 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.19 KP 1.12 LA 0.97 ! MK 1.00 NL 1.18 OV 0.87 PT 0.89 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.10 KP 1.08 LA 0.95 ! MK 0.98 NL 1.08 OV 0.89 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.00 KP 1.18 LA 0.98 ! MK 1.02 NL 1.10 OV 0.89 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.11 KP 1.09 LA 0.98 ! MK 1.07 NL 1.07 OV 0.92 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.06 KP 1.10 LA 0.95 ! MK 1.11 NL 1.13 OV 0.88 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.10 KP 1.07 LA 0.98 ! MK 0.97 NL 1.07 OV 0.90 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.22 KP 1.05 LA 1.02 ! MK 1.09 NL 1.07 OV 0.87 PT 0.91 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.070707Jy sigma=1.186283 ! Fit after self-cal, rms=0.075284Jy sigma=1.176071 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7982 mas, bmaj=2.261 mas, bpa=3.845 degrees ! Estimated noise=0.243526 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 = -0.000860138 Jy ! Component: 100 - total flux cleaned = -0.00101054 Jy ! Component: 150 - total flux cleaned = -0.00111307 Jy ! Component: 200 - total flux cleaned = -0.00118207 Jy ! Total flux subtracted in 200 components = -0.00118207 Jy ! Clean residual min=-0.001859 max=0.001485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0774165 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.0774165 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=0.075254Jy sigma=1.175691 ! Fit after self-cal, rms=0.075482Jy sigma=1.174963 ! 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=0.075482Jy sigma=1.174963 ! Fit after self-cal, rms=0.078210Jy sigma=1.172384 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7998 mas, bmaj=2.265 mas, bpa=3.893 degrees ! Estimated noise=0.244091 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000545509 Jy ! Component: 100 - total flux cleaned = -0.000505963 Jy ! Component: 150 - total flux cleaned = -0.000523115 Jy ! Component: 200 - total flux cleaned = -0.000507442 Jy ! Total flux subtracted in 200 components = -0.000507442 Jy ! Clean residual min=-0.001392 max=0.001298 Jy/beam ! Clean residual mean=0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0769091 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.0769091 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=0.078196Jy sigma=1.172182 ! Fit after self-cal, rms=0.078247Jy sigma=1.172095 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 = -0.000140093 Jy ! Component: 100 - total flux cleaned = -0.000140845 Jy ! Component: 150 - total flux cleaned = -0.000140765 Jy ! Component: 200 - total flux cleaned = -0.000128124 Jy ! Total flux subtracted in 200 components = -0.000128124 Jy ! Clean residual min=-0.001361 max=0.001319 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.076781 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 0.076781 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=0.078240Jy sigma=1.172009 ! Fit after self-cal, rms=0.078235Jy sigma=1.172000 ! 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=0.078235Jy sigma=1.172000 ! Fit after self-cal, rms=0.079561Jy sigma=1.171718 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8007 mas, bmaj=2.267 mas, bpa=3.937 degrees ! Estimated noise=0.244122 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000368675 Jy ! Component: 100 - total flux cleaned = -0.000413292 Jy ! Component: 150 - total flux cleaned = -0.000438885 Jy ! Component: 200 - total flux cleaned = -0.000438836 Jy ! Total flux subtracted in 200 components = -0.000438836 Jy ! Clean residual min=-0.001187 max=0.001190 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0763421 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.0763421 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=0.079553Jy sigma=1.171611 ! Fit after self-cal, rms=0.079565Jy sigma=1.171584 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 (45, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095748 Jy ! Component: 100 - total flux cleaned = 0.00103269 Jy ! Component: 150 - total flux cleaned = 0.00112301 Jy ! Component: 200 - total flux cleaned = 0.00112428 Jy ! Total flux subtracted in 200 components = 0.00112428 Jy ! Clean residual min=-0.001142 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0774664 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.0774664 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=0.079548Jy sigma=1.171285 ! Fit after self-cal, rms=0.079550Jy sigma=1.171243 ! 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=0.079550Jy sigma=1.171243 ! Fit after self-cal, rms=0.079809Jy sigma=1.171198 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.06 mas, bmaj=5.245 mas, bpa=3.032 degrees ! Estimated noise=0.308347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000270157 Jy ! Component: 100 - total flux cleaned = 0.000322097 Jy ! Component: 150 - total flux cleaned = 0.000312414 Jy ! Component: 200 - total flux cleaned = 0.000321299 Jy ! Total flux subtracted in 200 components = 0.000321299 Jy ! Clean residual min=-0.001235 max=0.000992 Jy/beam ! Clean residual mean=0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0777877 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 105 components and 0.0777877 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=0.079804Jy sigma=1.171187 ! Fit after self-cal, rms=0.079806Jy sigma=1.171178 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 = 3.87124e-05 Jy ! Component: 100 - total flux cleaned = 4.68678e-05 Jy ! Component: 150 - total flux cleaned = 2.51369e-05 Jy ! Component: 200 - total flux cleaned = 1.82924e-05 Jy ! Total flux subtracted in 200 components = 1.82924e-05 Jy ! Clean residual min=-0.001241 max=0.001016 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.077806 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 0.077806 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=0.079804Jy sigma=1.171177 ! Fit after self-cal, rms=0.079802Jy sigma=1.171177 ! 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=0.8007 mas, bmaj=2.266 mas, bpa=3.952 degrees ! Estimated noise=0.243859 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8007 x 2.266 at 3.952 degrees (North through East) ! Clean map min=-0.0010064 max=0.071583 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=0.6064 mas, bmaj=1.878 mas, bpa=5.095 degrees ! Estimated noise=0.554189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0554541 Jy ! Component: 100 - total flux cleaned = 0.0676987 Jy ! Component: 150 - total flux cleaned = 0.0716309 Jy ! Component: 200 - total flux cleaned = 0.0738086 Jy ! Total flux subtracted in 200 components = 0.0738086 Jy ! Clean residual min=-0.002526 max=0.002437 Jy/beam ! Clean residual mean=-0.000001 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0738087 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0738087 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8007 mas, bmaj=2.266 mas, bpa=3.952 degrees ! Estimated noise=0.243859 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 = 0.00205536 Jy ! Component: 100 - total flux cleaned = 0.00282265 Jy ! Component: 150 - total flux cleaned = 0.00316511 Jy ! Component: 200 - total flux cleaned = 0.00341178 Jy ! Total flux subtracted in 200 components = 0.00341178 Jy ! Clean residual min=-0.001181 max=0.001137 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0772204 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.0772204 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=2.06 mas, bmaj=5.245 mas, bpa=3.032 degrees ! Estimated noise=0.308347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000345247 Jy ! Component: 100 - total flux cleaned = 0.000568068 Jy ! Component: 150 - total flux cleaned = 0.000678635 Jy ! Component: 200 - total flux cleaned = 0.000678123 Jy ! Total flux subtracted in 200 components = 0.000678123 Jy ! Clean residual min=-0.001324 max=0.000962 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0778986 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 = 1.63947e-05 Jy ! Component: 100 - total flux cleaned = 3.01629e-05 Jy ! Component: 150 - total flux cleaned = 4.3085e-05 Jy ! Component: 200 - total flux cleaned = 5.445e-05 Jy ! Total flux subtracted in 200 components = 5.445e-05 Jy ! Clean residual min=-0.001284 max=0.001013 Jy/beam ! Clean residual mean=0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.077953 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 72 components and 0.077953 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8007 mas, bmaj=2.266 mas, bpa=3.952 degrees ! Estimated noise=0.243859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.26974e-06 Jy ! Component: 100 - total flux cleaned = -2.57815e-05 Jy ! Component: 150 - total flux cleaned = -4.44908e-05 Jy ! Component: 200 - total flux cleaned = -6.09219e-05 Jy ! Total flux subtracted in 200 components = -6.09219e-05 Jy ! Clean residual min=-0.001105 max=0.001048 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0778921 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.0778921 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=0.079812Jy sigma=1.171260 ! Fit after self-cal, rms=0.079812Jy sigma=1.171223 wmodel J1850-2555_X_map.mod ! Writing 89 model components to file: J1850-2555_X_map.mod wobs J1850-2555_X_uvs.fits ! Writing UV FITS file: J1850-2555_X_uvs.fits wwins J1850-2555_X_map.win ! wwins: Wrote 3 windows to J1850-2555_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 = -8.66059e-05 Jy ! Component: 100 - total flux cleaned = -0.000122476 Jy ! Component: 150 - total flux cleaned = -0.000241098 Jy ! Component: 200 - total flux cleaned = -0.00040245 Jy ! Component: 250 - total flux cleaned = -0.000573017 Jy ! Component: 300 - total flux cleaned = -0.000692896 Jy ! Component: 350 - total flux cleaned = -0.000794802 Jy ! Component: 400 - total flux cleaned = -0.000865373 Jy ! Component: 450 - total flux cleaned = -0.000906891 Jy ! Component: 500 - total flux cleaned = -0.000974874 Jy ! Component: 550 - total flux cleaned = -0.00102825 Jy ! Component: 600 - total flux cleaned = -0.00111926 Jy ! Component: 650 - total flux cleaned = -0.00115747 Jy ! Component: 700 - total flux cleaned = -0.00119484 Jy ! Component: 750 - total flux cleaned = -0.00123152 Jy ! Component: 800 - total flux cleaned = -0.00126789 Jy ! Component: 850 - total flux cleaned = -0.00129161 Jy ! Component: 900 - total flux cleaned = -0.00130322 Jy ! Component: 950 - total flux cleaned = -0.00133786 Jy ! Component: 1000 - total flux cleaned = -0.0013039 Jy ! Component: 1050 - total flux cleaned = -0.00133775 Jy ! Component: 1100 - total flux cleaned = -0.00133784 Jy ! Component: 1150 - total flux cleaned = -0.00135974 Jy ! Component: 1200 - total flux cleaned = -0.00129499 Jy ! Component: 1250 - total flux cleaned = -0.00130565 Jy ! Component: 1300 - total flux cleaned = -0.00130576 Jy ! Component: 1350 - total flux cleaned = -0.00130568 Jy ! Component: 1400 - total flux cleaned = -0.00132616 Jy ! Component: 1450 - total flux cleaned = -0.00130575 Jy ! Component: 1500 - total flux cleaned = -0.00130577 Jy ! Component: 1550 - total flux cleaned = -0.00130576 Jy ! Component: 1600 - total flux cleaned = -0.00128607 Jy ! Component: 1650 - total flux cleaned = -0.00131548 Jy ! Component: 1700 - total flux cleaned = -0.00133473 Jy ! Component: 1750 - total flux cleaned = -0.00134432 Jy ! Component: 1800 - total flux cleaned = -0.00133476 Jy ! Component: 1850 - total flux cleaned = -0.00136299 Jy ! Component: 1900 - total flux cleaned = -0.00139086 Jy ! Component: 1950 - total flux cleaned = -0.00140932 Jy ! Component: 2000 - total flux cleaned = -0.00141843 Jy ! Component: 2050 - total flux cleaned = -0.0013913 Jy ! Component: 2100 - total flux cleaned = -0.00139131 Jy ! Component: 2150 - total flux cleaned = -0.00139145 Jy ! Component: 2200 - total flux cleaned = -0.00140035 Jy ! Component: 2250 - total flux cleaned = -0.00143527 Jy ! Component: 2300 - total flux cleaned = -0.00138336 Jy ! Component: 2350 - total flux cleaned = -0.00141776 Jy ! Component: 2400 - total flux cleaned = -0.00138361 Jy ! Component: 2450 - total flux cleaned = -0.00137514 Jy ! Component: 2500 - total flux cleaned = -0.00137523 Jy ! Component: 2550 - total flux cleaned = -0.00135015 Jy ! Component: 2600 - total flux cleaned = -0.00134191 Jy ! Component: 2650 - total flux cleaned = -0.00135839 Jy ! Component: 2700 - total flux cleaned = -0.00133385 Jy ! Component: 2750 - total flux cleaned = -0.00130954 Jy ! Component: 2800 - total flux cleaned = -0.00129344 Jy ! Component: 2850 - total flux cleaned = -0.00126941 Jy ! Component: 2900 - total flux cleaned = -0.00127737 Jy ! Component: 2950 - total flux cleaned = -0.00126946 Jy ! Component: 3000 - total flux cleaned = -0.00126162 Jy ! Component: 3050 - total flux cleaned = -0.00126151 Jy ! Component: 3100 - total flux cleaned = -0.00123815 Jy ! Component: 3150 - total flux cleaned = -0.00123806 Jy ! Component: 3200 - total flux cleaned = -0.00119191 Jy ! Component: 3250 - total flux cleaned = -0.00118432 Jy ! Component: 3300 - total flux cleaned = -0.00116908 Jy ! Component: 3350 - total flux cleaned = -0.00114631 Jy ! Component: 3400 - total flux cleaned = -0.00110859 Jy ! Component: 3450 - total flux cleaned = -0.0010637 Jy ! Component: 3500 - total flux cleaned = -0.00107119 Jy ! Component: 3550 - total flux cleaned = -0.00105635 Jy ! Component: 3600 - total flux cleaned = -0.00103416 Jy ! Component: 3650 - total flux cleaned = -0.000997485 Jy ! Component: 3700 - total flux cleaned = -0.000982861 Jy ! Component: 3750 - total flux cleaned = -0.000953749 Jy ! Component: 3800 - total flux cleaned = -0.000903125 Jy ! Component: 3850 - total flux cleaned = -0.000881571 Jy ! Component: 3900 - total flux cleaned = -0.000867244 Jy ! Component: 3950 - total flux cleaned = -0.000845898 Jy ! Component: 4000 - total flux cleaned = -0.000852956 Jy ! Component: 4050 - total flux cleaned = -0.000810527 Jy ! Total flux subtracted in 4096 components = -0.000775311 Jy ! Clean residual min=-0.000390 max=0.000433 Jy/beam ! Clean residual mean=0.000001 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0771168 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 333 components and 0.0771168 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1850-2555_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8007 x 2.266 at 3.952 degrees (North through East) ! Clean map min=-0.0010055 max=0.071296 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1850-2555_X_map.fits wmodel /vlbi/uf001/uva//J1850-2555_X_map.mod ! Writing 333 model components to file: /vlbi/uf001/uva//J1850-2555_X_map.mod wobs /vlbi/uf001/uva//J1850-2555_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1850-2555_X_uvs.fits wwins /vlbi/uf001/uva//J1850-2555_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1850-2555_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0712961 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113095 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.475881 0.475881 0.951762 1.90352 3.80705 7.6141 15.2282 30.4564 60.9128 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.071 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 630.409 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1850-2555_X_dfm.log closed on Mon Jan 14 04:49:35 2019