! Started logfile: /vlbi/uf001/uva//J0431+2037_X_dfm.log on Sun Jan 13 22:13:49 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//J0431+2037_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0431+2037_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.756944 visibilities/baseline/integration-bin. ! Found source: J0431+2037 ! ! 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 39240 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 J0431+2037_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 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 171 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.027525Jy sigma=22.673395 ! Fit after self-cal, rms=0.909629Jy sigma=20.598950 ! 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=0.7104 mas, bmaj=1.517 mas, bpa=-1.829 degrees ! Estimated noise=0.327332 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 = 0.0625526 Jy ! Component: 100 - total flux cleaned = 0.0978299 Jy ! Total flux subtracted in 100 components = 0.0978299 Jy ! Clean residual min=-0.013970 max=0.031370 Jy/beam ! Clean residual mean=-0.000008 rms=0.004984 Jy/beam ! Combined flux in latest and established models = 0.0978299 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0978299 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=0.233955Jy sigma=3.913280 ! Fit after self-cal, rms=0.233224Jy sigma=3.885969 ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0343158 Jy ! Component: 100 - total flux cleaned = 0.0609802 Jy ! Total flux subtracted in 100 components = 0.0609802 Jy ! Clean residual min=-0.013861 max=0.027941 Jy/beam ! Clean residual mean=-0.000011 rms=0.004701 Jy/beam ! Combined flux in latest and established models = 0.15881 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 52 components and 0.15881 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=0.218268Jy sigma=3.634550 ! Fit after self-cal, rms=0.217713Jy sigma=3.617421 ! Inverting map ! Added new window around map position (-4.2, 4.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331852 Jy ! Component: 100 - total flux cleaned = 0.0584187 Jy ! Total flux subtracted in 100 components = 0.0584187 Jy ! Clean residual min=-0.012719 max=0.027877 Jy/beam ! Clean residual mean=-0.000012 rms=0.004337 Jy/beam ! Combined flux in latest and established models = 0.217229 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 76 components and 0.217229 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=0.203047Jy sigma=3.378481 ! Fit after self-cal, rms=0.202263Jy sigma=3.355794 ! Inverting map ! Added new window around map position (-2.8, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030062 Jy ! Component: 100 - total flux cleaned = 0.0539266 Jy ! Total flux subtracted in 100 components = 0.0539266 Jy ! Clean residual min=-0.012274 max=0.020932 Jy/beam ! Clean residual mean=-0.000014 rms=0.003985 Jy/beam ! Combined flux in latest and established models = 0.271155 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 102 components and 0.271155 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=0.188773Jy sigma=3.136317 ! Fit after self-cal, rms=0.188344Jy sigma=3.122905 ! 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=0.9039 mas, bmaj=1.817 mas, bpa=-1.237 degrees ! Estimated noise=0.161674 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 = 0.0444357 Jy ! Component: 100 - total flux cleaned = 0.0821745 Jy ! Component: 150 - total flux cleaned = 0.115466 Jy ! Component: 200 - total flux cleaned = 0.145119 Jy ! Total flux subtracted in 200 components = 0.145119 Jy ! Clean residual min=-0.016562 max=0.032782 Jy/beam ! Clean residual mean=-0.000042 rms=0.006369 Jy/beam ! Combined flux in latest and established models = 0.416274 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 146 components and 0.416274 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=0.158377Jy sigma=2.697202 ! Fit after self-cal, rms=0.157761Jy sigma=2.681474 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9039 x 1.817 at -1.237 degrees (North through East) ! Clean map min=-0.016293 max=0.087617 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.53 FD 1.66 HN 1.08 KP 0.78 ! LA 0.67 MK 1.37 NL 1.57 OV 1.02 ! PT 0.60 SC 1.21 ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.66 HN 1.13 KP 0.79 ! LA 0.65 MK 1.37 NL 1.63 OV 1.04 ! PT 0.58 SC 1.22 ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.57 FD 1.63 HN 1.11 KP 0.78 ! LA 0.66 MK 1.30 NL 1.64 OV 1.04 ! PT 0.59 SC 1.24 ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.60 HN 1.11 KP 0.79 ! LA 0.67 MK 1.38 NL 1.54 OV 1.02 ! PT 0.61 SC 1.25 ! ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 1.56 HN 1.12 KP 0.81 ! LA 0.65 MK 1.18 NL 1.64 OV 1.01 ! PT 0.62 SC 1.56 ! ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 1.52 HN 1.06 KP 0.80 ! LA 0.66 MK 1.14 NL 1.66 OV 1.02 ! PT 0.62 SC 1.58 ! ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.49 FD 1.56 HN 1.14 KP 0.82 ! LA 0.65 MK 1.14 NL 1.69 OV 1.01 ! PT 0.59 SC 1.43 ! ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.51 FD 1.56 HN 1.11 KP 0.79 ! LA 0.66 MK 1.17 NL 1.66 OV 0.97 ! PT 0.60 SC 1.31 ! ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 1.51 HN 1.07 KP 0.81 ! LA 0.67 MK 1.10 NL 1.62 OV 0.94 ! PT 0.61 SC 1.21 ! ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.41 FD 1.50 HN 1.04 KP 0.81 ! LA 0.66 MK 1.11 NL 1.70 OV 0.96 ! PT 0.62 SC 1.26 ! ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 1.48 HN 0.97 KP 0.83 ! LA 0.68 MK 1.12 NL 1.65 OV 0.96 ! PT 0.61 SC 1.31 ! ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.49 FD 1.53 HN 0.97 KP 0.82 ! LA 0.65 MK 1.07 NL 1.72 OV 0.97 ! PT 0.61 SC 1.36 ! ! ! Fit before self-cal, rms=0.157761Jy sigma=2.681474 ! Fit after self-cal, rms=0.118498Jy sigma=1.822413 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9623 mas, bmaj=2.005 mas, bpa=-2.42 degrees ! Estimated noise=0.17338 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 (-7, 9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0174748 Jy ! Component: 100 - total flux cleaned = 0.0287335 Jy ! Component: 150 - total flux cleaned = 0.0340706 Jy ! Component: 200 - total flux cleaned = 0.0372468 Jy ! Total flux subtracted in 200 components = 0.0372468 Jy ! Clean residual min=-0.010662 max=0.013885 Jy/beam ! Clean residual mean=-0.000012 rms=0.002922 Jy/beam ! Combined flux in latest and established models = 0.453521 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 182 components and 0.453521 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=0.114108Jy sigma=1.726936 ! Fit after self-cal, rms=0.115298Jy sigma=1.711968 ! 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=0.115298Jy sigma=1.711968 ! Fit after self-cal, rms=0.103191Jy sigma=1.594994 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9637 mas, bmaj=1.992 mas, bpa=-3.324 degrees ! Estimated noise=0.170996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808205 Jy ! Component: 100 - total flux cleaned = 0.0121258 Jy ! Component: 150 - total flux cleaned = 0.0142469 Jy ! Component: 200 - total flux cleaned = 0.0162112 Jy ! Total flux subtracted in 200 components = 0.0162112 Jy ! Clean residual min=-0.008861 max=0.010804 Jy/beam ! Clean residual mean=-0.000009 rms=0.002259 Jy/beam ! Combined flux in latest and established models = 0.469732 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 198 components and 0.469732 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=0.101709Jy sigma=1.563279 ! Fit after self-cal, rms=0.101373Jy sigma=1.559392 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 (-17.2, 38.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105975 Jy ! Component: 100 - total flux cleaned = 0.0112932 Jy ! Component: 150 - total flux cleaned = 0.0130872 Jy ! Component: 200 - total flux cleaned = 0.0148084 Jy ! Total flux subtracted in 200 components = 0.0148084 Jy ! Clean residual min=-0.007841 max=0.009135 Jy/beam ! Clean residual mean=-0.000006 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 0.48454 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 216 components and 0.48454 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=0.099622Jy sigma=1.523261 ! Fit after self-cal, rms=0.099124Jy sigma=1.516253 ! 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=0.099124Jy sigma=1.516253 ! Fit after self-cal, rms=0.088898Jy sigma=1.497391 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9461 mas, bmaj=1.989 mas, bpa=-4.425 degrees ! Estimated noise=0.163362 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525482 Jy ! Component: 100 - total flux cleaned = 0.00834731 Jy ! Component: 150 - total flux cleaned = 0.0115326 Jy ! Component: 200 - total flux cleaned = 0.0138799 Jy ! Total flux subtracted in 200 components = 0.0138799 Jy ! Clean residual min=-0.006531 max=0.007823 Jy/beam ! Clean residual mean=-0.000009 rms=0.001878 Jy/beam ! Combined flux in latest and established models = 0.49842 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 224 components and 0.49842 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=0.088011Jy sigma=1.472471 ! Fit after self-cal, rms=0.087807Jy sigma=1.469957 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 = 0.00228502 Jy ! Component: 100 - total flux cleaned = 0.0043274 Jy ! Component: 150 - total flux cleaned = 0.00539149 Jy ! Component: 200 - total flux cleaned = 0.00638478 Jy ! Total flux subtracted in 200 components = 0.00638478 Jy ! Clean residual min=-0.006456 max=0.007648 Jy/beam ! Clean residual mean=-0.000008 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 0.504805 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 235 components and 0.504805 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=0.087365Jy sigma=1.458235 ! Fit after self-cal, rms=0.087313Jy sigma=1.457561 ! 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=0.087313Jy sigma=1.457561 ! Fit after self-cal, rms=0.084447Jy sigma=1.450822 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.194 mas, bmaj=3.065 mas, bpa=-5.274 degrees ! Estimated noise=0.18766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761527 Jy ! Component: 100 - total flux cleaned = 0.0102349 Jy ! Component: 150 - total flux cleaned = 0.0121952 Jy ! Component: 200 - total flux cleaned = 0.0139556 Jy ! Total flux subtracted in 200 components = 0.0139556 Jy ! Clean residual min=-0.009000 max=0.010082 Jy/beam ! Clean residual mean=-0.000018 rms=0.002776 Jy/beam ! Combined flux in latest and established models = 0.518761 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 245 components and 0.518761 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=0.084261Jy sigma=1.442696 ! Fit after self-cal, rms=0.084160Jy sigma=1.439219 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 = 0.00149406 Jy ! Component: 100 - total flux cleaned = 0.00310196 Jy ! Component: 150 - total flux cleaned = 0.00434573 Jy ! Component: 200 - total flux cleaned = 0.0051344 Jy ! Total flux subtracted in 200 components = 0.0051344 Jy ! Clean residual min=-0.008421 max=0.010165 Jy/beam ! Clean residual mean=-0.000017 rms=0.002728 Jy/beam ! Combined flux in latest and established models = 0.523895 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 253 components and 0.523895 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=0.084127Jy sigma=1.437884 ! Fit after self-cal, rms=0.084096Jy sigma=1.436875 ! 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=0.945 mas, bmaj=1.982 mas, bpa=-4.608 degrees ! Estimated noise=0.160571 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.982 at -4.608 degrees (North through East) ! Clean map min=-0.0069269 max=0.070642 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=0.7315 mas, bmaj=1.624 mas, bpa=-5.727 degrees ! Estimated noise=0.343094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0657237 Jy ! Component: 100 - total flux cleaned = 0.111504 Jy ! Component: 150 - total flux cleaned = 0.149553 Jy ! Component: 200 - total flux cleaned = 0.181921 Jy ! Total flux subtracted in 200 components = 0.181921 Jy ! Clean residual min=-0.012679 max=0.021870 Jy/beam ! Clean residual mean=-0.000012 rms=0.004037 Jy/beam ! Combined flux in latest and established models = 0.181921 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 45 model components to the UV plane model. ! The established model now contains 45 components and 0.181921 Jy ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.982 mas, bpa=-4.608 degrees ! Estimated noise=0.160571 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) ! Added new window around map position (-1.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0474738 Jy ! Component: 100 - total flux cleaned = 0.0857643 Jy ! Component: 150 - total flux cleaned = 0.117873 Jy ! Component: 200 - total flux cleaned = 0.145332 Jy ! Total flux subtracted in 200 components = 0.145332 Jy ! Clean residual min=-0.011840 max=0.018697 Jy/beam ! Clean residual mean=-0.000027 rms=0.004070 Jy/beam ! Combined flux in latest and established models = 0.327253 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 108 components and 0.327253 Jy ! Inverting map ! Added new window around map position (0.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239734 Jy ! Component: 100 - total flux cleaned = 0.044746 Jy ! Component: 150 - total flux cleaned = 0.0629682 Jy ! Component: 200 - total flux cleaned = 0.0789717 Jy ! Total flux subtracted in 200 components = 0.0789717 Jy ! Clean residual min=-0.009092 max=0.013103 Jy/beam ! Clean residual mean=-0.000020 rms=0.002758 Jy/beam ! Combined flux in latest and established models = 0.406224 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 152 components and 0.406224 Jy ! Inverting map ! Added new window around map position (-5, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015018 Jy ! Component: 100 - total flux cleaned = 0.0277931 Jy ! Component: 150 - total flux cleaned = 0.0391038 Jy ! Component: 200 - total flux cleaned = 0.0491486 Jy ! Total flux subtracted in 200 components = 0.0491486 Jy ! Clean residual min=-0.007680 max=0.007062 Jy/beam ! Clean residual mean=-0.000015 rms=0.002057 Jy/beam ! Combined flux in latest and established models = 0.455373 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 189 components and 0.455373 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=2.194 mas, bmaj=3.065 mas, bpa=-5.274 degrees ! Estimated noise=0.18766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161168 Jy ! Component: 100 - total flux cleaned = 0.0281229 Jy ! Component: 150 - total flux cleaned = 0.0343275 Jy ! Component: 200 - total flux cleaned = 0.0395787 Jy ! Total flux subtracted in 200 components = 0.0395787 Jy ! Clean residual min=-0.009737 max=0.010000 Jy/beam ! Clean residual mean=-0.000023 rms=0.002770 Jy/beam ! Combined flux in latest and established models = 0.494951 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 = 0.00478447 Jy ! Component: 100 - total flux cleaned = 0.00842825 Jy ! Component: 150 - total flux cleaned = 0.0116045 Jy ! Component: 200 - total flux cleaned = 0.0143707 Jy ! Total flux subtracted in 200 components = 0.0143707 Jy ! Clean residual min=-0.009027 max=0.009794 Jy/beam ! Clean residual mean=-0.000020 rms=0.002572 Jy/beam ! Combined flux in latest and established models = 0.509322 Jy ! Adding 113 model components to the UV plane model. ! The established model now contains 268 components and 0.509322 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.945 mas, bmaj=1.982 mas, bpa=-4.608 degrees ! Estimated noise=0.160571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000541122 Jy ! Component: 100 - total flux cleaned = 0.00156645 Jy ! Component: 150 - total flux cleaned = 0.00246995 Jy ! Component: 200 - total flux cleaned = 0.00341904 Jy ! Total flux subtracted in 200 components = 0.00341904 Jy ! Clean residual min=-0.006505 max=0.006400 Jy/beam ! Clean residual mean=-0.000010 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.512741 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 286 components and 0.512741 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=0.081196Jy sigma=1.385870 ! Fit after self-cal, rms=0.080466Jy sigma=1.375771 wmodel J0431+2037_X_map.mod ! Writing 286 model components to file: J0431+2037_X_map.mod wobs J0431+2037_X_uvs.fits ! Writing UV FITS file: J0431+2037_X_uvs.fits wwins J0431+2037_X_map.win ! wwins: Wrote 9 windows to J0431+2037_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 = 0.00118209 Jy ! Component: 100 - total flux cleaned = 0.00183277 Jy ! Component: 150 - total flux cleaned = 0.00243667 Jy ! Component: 200 - total flux cleaned = 0.00311179 Jy ! Component: 250 - total flux cleaned = 0.0034837 Jy ! Component: 300 - total flux cleaned = 0.00375539 Jy ! Component: 350 - total flux cleaned = 0.0041079 Jy ! Component: 400 - total flux cleaned = 0.00453604 Jy ! Component: 450 - total flux cleaned = 0.00503694 Jy ! Component: 500 - total flux cleaned = 0.0054437 Jy ! Component: 550 - total flux cleaned = 0.00568219 Jy ! Component: 600 - total flux cleaned = 0.00607144 Jy ! Component: 650 - total flux cleaned = 0.0060697 Jy ! Component: 700 - total flux cleaned = 0.00621923 Jy ! Component: 750 - total flux cleaned = 0.00621828 Jy ! Component: 800 - total flux cleaned = 0.00636426 Jy ! Component: 850 - total flux cleaned = 0.00650832 Jy ! Component: 900 - total flux cleaned = 0.00657827 Jy ! Component: 950 - total flux cleaned = 0.00671451 Jy ! Component: 1000 - total flux cleaned = 0.00650996 Jy ! Component: 1050 - total flux cleaned = 0.00631103 Jy ! Component: 1100 - total flux cleaned = 0.00631167 Jy ! Component: 1150 - total flux cleaned = 0.00637607 Jy ! Component: 1200 - total flux cleaned = 0.00637701 Jy ! Component: 1250 - total flux cleaned = 0.00644074 Jy ! Component: 1300 - total flux cleaned = 0.00662673 Jy ! Component: 1350 - total flux cleaned = 0.00650335 Jy ! Component: 1400 - total flux cleaned = 0.00656404 Jy ! Component: 1450 - total flux cleaned = 0.00650405 Jy ! Component: 1500 - total flux cleaned = 0.00656325 Jy ! Component: 1550 - total flux cleaned = 0.00650444 Jy ! Component: 1600 - total flux cleaned = 0.00650378 Jy ! Component: 1650 - total flux cleaned = 0.00644779 Jy ! Component: 1700 - total flux cleaned = 0.00650342 Jy ! Component: 1750 - total flux cleaned = 0.00639192 Jy ! Component: 1800 - total flux cleaned = 0.0064466 Jy ! Component: 1850 - total flux cleaned = 0.00650044 Jy ! Component: 1900 - total flux cleaned = 0.00660735 Jy ! Component: 1950 - total flux cleaned = 0.00634156 Jy ! Component: 2000 - total flux cleaned = 0.00634177 Jy ! Component: 2050 - total flux cleaned = 0.00618522 Jy ! Component: 2100 - total flux cleaned = 0.00597989 Jy ! Component: 2150 - total flux cleaned = 0.00597951 Jy ! Component: 2200 - total flux cleaned = 0.00572901 Jy ! Component: 2250 - total flux cleaned = 0.00582855 Jy ! Component: 2300 - total flux cleaned = 0.00558206 Jy ! Component: 2350 - total flux cleaned = 0.0054361 Jy ! Component: 2400 - total flux cleaned = 0.00524289 Jy ! Component: 2450 - total flux cleaned = 0.00519536 Jy ! Component: 2500 - total flux cleaned = 0.00514828 Jy ! Component: 2550 - total flux cleaned = 0.00500749 Jy ! Component: 2600 - total flux cleaned = 0.00491375 Jy ! Component: 2650 - total flux cleaned = 0.00477596 Jy ! Component: 2700 - total flux cleaned = 0.00468417 Jy ! Component: 2750 - total flux cleaned = 0.00450245 Jy ! Component: 2800 - total flux cleaned = 0.00441261 Jy ! Component: 2850 - total flux cleaned = 0.00436804 Jy ! Component: 2900 - total flux cleaned = 0.00432373 Jy ! Component: 2950 - total flux cleaned = 0.00406188 Jy ! Component: 3000 - total flux cleaned = 0.00384637 Jy ! Component: 3050 - total flux cleaned = 0.00388955 Jy ! Component: 3100 - total flux cleaned = 0.00376205 Jy ! Component: 3150 - total flux cleaned = 0.00372035 Jy ! Component: 3200 - total flux cleaned = 0.00380353 Jy ! Component: 3250 - total flux cleaned = 0.00355544 Jy ! Component: 3300 - total flux cleaned = 0.00347336 Jy ! Component: 3350 - total flux cleaned = 0.00339217 Jy ! Component: 3400 - total flux cleaned = 0.00343292 Jy ! Component: 3450 - total flux cleaned = 0.00343222 Jy ! Component: 3500 - total flux cleaned = 0.00347172 Jy ! Component: 3550 - total flux cleaned = 0.00319573 Jy ! Component: 3600 - total flux cleaned = 0.00315627 Jy ! Component: 3650 - total flux cleaned = 0.00304013 Jy ! Component: 3700 - total flux cleaned = 0.00292511 Jy ! Component: 3750 - total flux cleaned = 0.002811 Jy ! Component: 3800 - total flux cleaned = 0.00273555 Jy ! Component: 3850 - total flux cleaned = 0.00273601 Jy ! Component: 3900 - total flux cleaned = 0.00255026 Jy ! Component: 3950 - total flux cleaned = 0.00258759 Jy ! Component: 4000 - total flux cleaned = 0.00277034 Jy ! Component: 4050 - total flux cleaned = 0.00262464 Jy ! Total flux subtracted in 4096 components = 0.00248015 Jy ! Clean residual min=-0.001991 max=0.001959 Jy/beam ! Clean residual mean=-0.000004 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.515221 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 637 components and 0.515221 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0431+2037_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.945 x 1.982 at -4.608 degrees (North through East) ! Clean map min=-0.005502 max=0.077467 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0431+2037_X_map.fits wmodel /vlbi/uf001/uva//J0431+2037_X_map.mod ! Writing 637 model components to file: /vlbi/uf001/uva//J0431+2037_X_map.mod wobs /vlbi/uf001/uva//J0431+2037_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0431+2037_X_uvs.fits wwins /vlbi/uf001/uva//J0431+2037_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0431+2037_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0774671 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00068017 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.63403 2.63403 5.26807 10.5361 21.0723 42.1446 84.2891 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 113.893 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0431+2037_X_dfm.log closed on Sun Jan 13 22:13:56 2019