! Started logfile: /vlbi/uf001/uva//J1822+8257_X_dfm.log on Mon Jan 14 04:35:51 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//J1822+8257_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1822+8257_X_uva.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.942005 visibilities/baseline/integration-bin. ! Found source: J1822+8257 ! ! 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 60228 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 J1822+8257_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=1.005512Jy sigma=22.118997 ! Fit after self-cal, rms=0.928425Jy sigma=20.395245 ! 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=0.7486 mas, bmaj=0.7534 mas, bpa=-88.38 degrees ! Estimated noise=0.307609 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 = 0.0460955 Jy ! Component: 100 - total flux cleaned = 0.0665697 Jy ! Total flux subtracted in 100 components = 0.0665697 Jy ! Clean residual min=-0.008605 max=0.020121 Jy/beam ! Clean residual mean=0.000007 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.0665696 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0665696 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=0.089742Jy sigma=1.910345 ! Fit after self-cal, rms=0.088412Jy sigma=1.877822 ! Inverting map ! Added new window around map position (5.4, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0228151 Jy ! Component: 100 - total flux cleaned = 0.0365508 Jy ! Total flux subtracted in 100 components = 0.0365508 Jy ! Clean residual min=-0.006738 max=0.016833 Jy/beam ! Clean residual mean=0.000006 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.10312 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.10312 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=0.078569Jy sigma=1.659125 ! Fit after self-cal, rms=0.077685Jy sigma=1.635041 ! Inverting map ! Added new window around map position (-5.4, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180279 Jy ! Component: 100 - total flux cleaned = 0.0291108 Jy ! Total flux subtracted in 100 components = 0.0291108 Jy ! Clean residual min=-0.005812 max=0.011397 Jy/beam ! Clean residual mean=0.000005 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.132231 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.132231 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=0.071269Jy sigma=1.493504 ! Fit after self-cal, rms=0.070990Jy sigma=1.486457 ! Inverting map ! Added new window around map position (4.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123083 Jy ! Component: 100 - total flux cleaned = 0.020739 Jy ! Total flux subtracted in 100 components = 0.020739 Jy ! Clean residual min=-0.006060 max=0.008149 Jy/beam ! Clean residual mean=0.000004 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 0.15297 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.15297 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=0.067401Jy sigma=1.408165 ! Fit after self-cal, rms=0.067130Jy sigma=1.401539 ! Inverting map ! Added new window around map position (0.4, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0093815 Jy ! Component: 100 - total flux cleaned = 0.0158894 Jy ! Total flux subtracted in 100 components = 0.0158894 Jy ! Clean residual min=-0.006326 max=0.006608 Jy/beam ! Clean residual mean=0.000004 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.16886 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.16886 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=0.064863Jy sigma=1.354519 ! Fit after self-cal, rms=0.064721Jy sigma=1.350978 ! 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 = 0.00582017 Jy ! Component: 100 - total flux cleaned = 0.00926852 Jy ! Total flux subtracted in 100 components = 0.00926852 Jy ! Clean residual min=-0.006217 max=0.005589 Jy/beam ! Clean residual mean=0.000003 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.178128 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.178128 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=0.063435Jy sigma=1.324869 ! Fit after self-cal, rms=0.063333Jy sigma=1.323066 ! 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=1.008 mas, bmaj=1.018 mas, bpa=-44.71 degrees ! Estimated noise=0.134537 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 = 0.00918733 Jy ! Component: 100 - total flux cleaned = 0.0150986 Jy ! Component: 150 - total flux cleaned = 0.0194274 Jy ! Component: 200 - total flux cleaned = 0.0211947 Jy ! Total flux subtracted in 200 components = 0.0211947 Jy ! Clean residual min=-0.006389 max=0.005831 Jy/beam ! Clean residual mean=0.000012 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.199323 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 63 components and 0.199323 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=0.061576Jy sigma=1.287167 ! Fit after self-cal, rms=0.061310Jy sigma=1.280827 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.008 x 1.018 at -44.71 degrees (North through East) ! Clean map min=-0.005492 max=0.063768 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 0.96 LA 0.99 ! MK 0.99 NL 1.09 OV 0.90 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 0.95 LA 0.99 ! MK 0.98 NL 1.11 OV 0.91 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.96 KP 0.94 LA 0.99 ! MK 0.94 NL 1.12 OV 0.94 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.98 KP 0.95 LA 1.00 ! MK 0.95 NL 1.09 OV 0.93 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 0.96 LA 1.01 ! MK 0.97 NL 1.12 OV 0.93 PT 0.89 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 0.96 LA 0.99 ! MK 0.98 NL 1.10 OV 0.93 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 0.97 LA 1.03 ! MK 0.95 NL 1.10 OV 0.94 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 0.97 LA 1.01 ! MK 0.95 NL 1.11 OV 0.96 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.00 KP 0.96 LA 1.00 ! MK 0.97 NL 1.10 OV 0.96 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.99 KP 0.95 LA 1.02 ! MK 0.98 NL 1.12 OV 0.95 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.96 KP 0.98 LA 1.03 ! MK 0.94 NL 1.12 OV 0.98 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 0.95 LA 1.00 ! MK 0.96 NL 1.13 OV 0.95 PT 0.89 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.061310Jy sigma=1.280827 ! Fit after self-cal, rms=0.058753Jy sigma=1.264984 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=1.015 mas, bpa=-44.36 degrees ! Estimated noise=0.131562 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 = 0.00110527 Jy ! Component: 100 - total flux cleaned = 0.000952802 Jy ! Component: 150 - total flux cleaned = 0.00119618 Jy ! Component: 200 - total flux cleaned = 0.00141208 Jy ! Total flux subtracted in 200 components = 0.00141208 Jy ! Clean residual min=-0.005738 max=0.003645 Jy/beam ! Clean residual mean=0.000005 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.200735 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.200735 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=0.058073Jy sigma=1.249469 ! Fit after self-cal, rms=0.057939Jy sigma=1.246187 ! 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=0.057939Jy sigma=1.246187 ! Fit after self-cal, rms=0.056914Jy sigma=1.234538 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9991 mas, bmaj=1.003 mas, bpa=73.17 degrees ! Estimated noise=0.129241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432142 Jy ! Component: 100 - total flux cleaned = 0.000359442 Jy ! Component: 150 - total flux cleaned = 0.000519971 Jy ! Component: 200 - total flux cleaned = 0.000517269 Jy ! Total flux subtracted in 200 components = 0.000517269 Jy ! Clean residual min=-0.003333 max=0.002861 Jy/beam ! Clean residual mean=0.000003 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.201252 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.201252 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=0.056576Jy sigma=1.227122 ! Fit after self-cal, rms=0.056513Jy sigma=1.225118 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 = 0.000245062 Jy ! Component: 100 - total flux cleaned = 7.56679e-05 Jy ! Component: 150 - total flux cleaned = 7.58523e-05 Jy ! Component: 200 - total flux cleaned = 7.57816e-05 Jy ! Total flux subtracted in 200 components = 7.57816e-05 Jy ! Clean residual min=-0.002954 max=0.002574 Jy/beam ! Clean residual mean=0.000002 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.201328 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.201328 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=0.056306Jy sigma=1.220582 ! Fit after self-cal, rms=0.056262Jy sigma=1.219512 ! Inverting map ! Added new window around map position (4.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123206 Jy ! Component: 100 - total flux cleaned = 0.00162317 Jy ! Component: 150 - total flux cleaned = 0.00155023 Jy ! Component: 200 - total flux cleaned = 0.00160948 Jy ! Total flux subtracted in 200 components = 0.00160948 Jy ! Clean residual min=-0.002446 max=0.001975 Jy/beam ! Clean residual mean=0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.202937 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.202937 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=0.056066Jy sigma=1.215257 ! Fit after self-cal, rms=0.056040Jy sigma=1.214703 ! 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=0.056040Jy sigma=1.214703 ! Fit after self-cal, rms=0.055058Jy sigma=1.213844 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9946 mas, bmaj=1.006 mas, bpa=58.11 degrees ! Estimated noise=0.12727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000219811 Jy ! Component: 100 - total flux cleaned = -9.23221e-05 Jy ! Component: 150 - total flux cleaned = -3.68298e-05 Jy ! Component: 200 - total flux cleaned = 6.61787e-05 Jy ! Total flux subtracted in 200 components = 6.61787e-05 Jy ! Clean residual min=-0.002098 max=0.001857 Jy/beam ! Clean residual mean=0.000002 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.203004 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 101 components and 0.203004 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=0.054928Jy sigma=1.210971 ! Fit after self-cal, rms=0.054912Jy sigma=1.210474 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, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000964459 Jy ! Component: 100 - total flux cleaned = 0.000959485 Jy ! Component: 150 - total flux cleaned = 0.00100928 Jy ! Component: 200 - total flux cleaned = 0.00114803 Jy ! Total flux subtracted in 200 components = 0.00114803 Jy ! Clean residual min=-0.001752 max=0.001537 Jy/beam ! Clean residual mean=0.000002 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.204152 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 107 components and 0.204152 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=0.054802Jy sigma=1.207967 ! Fit after self-cal, rms=0.054791Jy sigma=1.207648 ! 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=0.054791Jy sigma=1.207648 ! Fit after self-cal, rms=0.054264Jy sigma=1.207398 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.342 mas, bmaj=2.365 mas, bpa=-57.97 degrees ! Estimated noise=0.173855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000452735 Jy ! Component: 100 - total flux cleaned = 0.000456518 Jy ! Component: 150 - total flux cleaned = 0.000455769 Jy ! Component: 200 - total flux cleaned = 0.000390069 Jy ! Total flux subtracted in 200 components = 0.000390069 Jy ! Clean residual min=-0.001667 max=0.001828 Jy/beam ! Clean residual mean=0.000004 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.204542 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 127 components and 0.204542 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=0.054249Jy sigma=1.206906 ! Fit after self-cal, rms=0.054241Jy sigma=1.206706 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.02066e-05 Jy ! Component: 100 - total flux cleaned = -8.06235e-05 Jy ! Component: 150 - total flux cleaned = -0.000109849 Jy ! Component: 200 - total flux cleaned = -8.75965e-05 Jy ! Total flux subtracted in 200 components = -8.75965e-05 Jy ! Clean residual min=-0.001512 max=0.001777 Jy/beam ! Clean residual mean=0.000004 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.204454 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 141 components and 0.204454 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=0.054242Jy sigma=1.206642 ! Fit after self-cal, rms=0.054240Jy sigma=1.206543 ! 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=0.9916 mas, bmaj=1.008 mas, bpa=55.85 degrees ! Estimated noise=0.126266 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9916 x 1.008 at 55.85 degrees (North through East) ! Clean map min=-0.0014026 max=0.057628 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=0.732 mas, bmaj=0.7545 mas, bpa=58.15 degrees ! Estimated noise=0.284945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047213 Jy ! Component: 100 - total flux cleaned = 0.0794488 Jy ! Component: 150 - total flux cleaned = 0.102426 Jy ! Component: 200 - total flux cleaned = 0.119165 Jy ! Total flux subtracted in 200 components = 0.119165 Jy ! Clean residual min=-0.004540 max=0.009569 Jy/beam ! Clean residual mean=0.000004 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.119166 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 0.119166 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9916 mas, bmaj=1.008 mas, bpa=55.85 degrees ! Estimated noise=0.126266 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 = 0.0210821 Jy ! Component: 100 - total flux cleaned = 0.0347606 Jy ! Component: 150 - total flux cleaned = 0.0445227 Jy ! Component: 200 - total flux cleaned = 0.0518975 Jy ! Total flux subtracted in 200 components = 0.0518975 Jy ! Clean residual min=-0.002375 max=0.005087 Jy/beam ! Clean residual mean=0.000008 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.171063 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 43 components and 0.171063 Jy ! Inverting map ! Added new window around map position (3.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591979 Jy ! Component: 100 - total flux cleaned = 0.0105418 Jy ! Component: 150 - total flux cleaned = 0.014283 Jy ! Component: 200 - total flux cleaned = 0.0173891 Jy ! Total flux subtracted in 200 components = 0.0173891 Jy ! Clean residual min=-0.001686 max=0.002364 Jy/beam ! Clean residual mean=0.000004 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.188452 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 70 components and 0.188452 Jy ! Inverting map ! Added new window around map position (14.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272154 Jy ! Component: 100 - total flux cleaned = 0.00499762 Jy ! Component: 150 - total flux cleaned = 0.00697025 Jy ! Component: 200 - total flux cleaned = 0.00868719 Jy ! Total flux subtracted in 200 components = 0.00868719 Jy ! Clean residual min=-0.001504 max=0.001618 Jy/beam ! Clean residual mean=0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.197139 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 86 components and 0.197139 Jy ! Inverting map ! Added new window around map position (-4.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166248 Jy ! Component: 100 - total flux cleaned = 0.00274813 Jy ! Component: 150 - total flux cleaned = 0.00366607 Jy ! Component: 200 - total flux cleaned = 0.00432383 Jy ! Total flux subtracted in 200 components = 0.00432383 Jy ! Clean residual min=-0.001461 max=0.001213 Jy/beam ! Clean residual mean=0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.201463 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 100 components and 0.201463 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=2.342 mas, bmaj=2.365 mas, bpa=-57.97 degrees ! Estimated noise=0.173855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162053 Jy ! Component: 100 - total flux cleaned = 0.00260242 Jy ! Component: 150 - total flux cleaned = 0.00285613 Jy ! Component: 200 - total flux cleaned = 0.00307666 Jy ! Total flux subtracted in 200 components = 0.00307666 Jy ! Clean residual min=-0.001553 max=0.001578 Jy/beam ! Clean residual mean=0.000005 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.20454 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 = 0.000170402 Jy ! Component: 100 - total flux cleaned = 0.000351872 Jy ! Component: 150 - total flux cleaned = 0.000539744 Jy ! Component: 200 - total flux cleaned = 0.000647398 Jy ! Total flux subtracted in 200 components = 0.000647398 Jy ! Clean residual min=-0.001512 max=0.001525 Jy/beam ! Clean residual mean=0.000004 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.205187 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 141 components and 0.205187 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9916 mas, bmaj=1.008 mas, bpa=55.85 degrees ! Estimated noise=0.126266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.56076e-06 Jy ! Component: 100 - total flux cleaned = -6.79469e-05 Jy ! Component: 150 - total flux cleaned = -6.6942e-05 Jy ! Component: 200 - total flux cleaned = -0.000120998 Jy ! Total flux subtracted in 200 components = -0.000120998 Jy ! Clean residual min=-0.001291 max=0.001206 Jy/beam ! Clean residual mean=0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.205066 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 155 components and 0.205066 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=0.053967Jy sigma=1.200822 ! Fit after self-cal, rms=0.053872Jy sigma=1.198725 wmodel J1822+8257_X_map.mod ! Writing 155 model components to file: J1822+8257_X_map.mod wobs J1822+8257_X_uvs.fits ! Writing UV FITS file: J1822+8257_X_uvs.fits wwins J1822+8257_X_map.win ! wwins: Wrote 11 windows to J1822+8257_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 = 3.72341e-05 Jy ! Component: 100 - total flux cleaned = 0.00016976 Jy ! Component: 150 - total flux cleaned = 0.000152356 Jy ! Component: 200 - total flux cleaned = 0.000118501 Jy ! Component: 250 - total flux cleaned = 0.000150998 Jy ! Component: 300 - total flux cleaned = 0.000118913 Jy ! Component: 350 - total flux cleaned = 0.000134596 Jy ! Component: 400 - total flux cleaned = 0.000149577 Jy ! Component: 450 - total flux cleaned = 0.000208769 Jy ! Component: 500 - total flux cleaned = 0.000237723 Jy ! Component: 550 - total flux cleaned = 0.000237575 Jy ! Component: 600 - total flux cleaned = 0.000237478 Jy ! Component: 650 - total flux cleaned = 0.000279263 Jy ! Component: 700 - total flux cleaned = 0.000292887 Jy ! Component: 750 - total flux cleaned = 0.000306512 Jy ! Component: 800 - total flux cleaned = 0.000306449 Jy ! Component: 850 - total flux cleaned = 0.000333093 Jy ! Component: 900 - total flux cleaned = 0.000385051 Jy ! Component: 950 - total flux cleaned = 0.000385193 Jy ! Component: 1000 - total flux cleaned = 0.000423236 Jy ! Component: 1050 - total flux cleaned = 0.000423148 Jy ! Component: 1100 - total flux cleaned = 0.000484747 Jy ! Component: 1150 - total flux cleaned = 0.000472476 Jy ! Component: 1200 - total flux cleaned = 0.00049666 Jy ! Component: 1250 - total flux cleaned = 0.000532384 Jy ! Component: 1300 - total flux cleaned = 0.000520508 Jy ! Component: 1350 - total flux cleaned = 0.00055565 Jy ! Component: 1400 - total flux cleaned = 0.000555516 Jy ! Component: 1450 - total flux cleaned = 0.000544014 Jy ! Component: 1500 - total flux cleaned = 0.000544044 Jy ! Component: 1550 - total flux cleaned = 0.000543962 Jy ! Component: 1600 - total flux cleaned = 0.000566293 Jy ! Component: 1650 - total flux cleaned = 0.000566255 Jy ! Component: 1700 - total flux cleaned = 0.000566285 Jy ! Component: 1750 - total flux cleaned = 0.00059895 Jy ! Component: 1800 - total flux cleaned = 0.000566765 Jy ! Component: 1850 - total flux cleaned = 0.000620148 Jy ! Component: 1900 - total flux cleaned = 0.000662488 Jy ! Component: 1950 - total flux cleaned = 0.000630767 Jy ! Component: 2000 - total flux cleaned = 0.000693126 Jy ! Component: 2050 - total flux cleaned = 0.000713705 Jy ! Component: 2100 - total flux cleaned = 0.000703431 Jy ! Component: 2150 - total flux cleaned = 0.000784761 Jy ! Component: 2200 - total flux cleaned = 0.000764411 Jy ! Component: 2250 - total flux cleaned = 0.000784516 Jy ! Component: 2300 - total flux cleaned = 0.000794493 Jy ! Component: 2350 - total flux cleaned = 0.000833978 Jy ! Component: 2400 - total flux cleaned = 0.000814407 Jy ! Component: 2450 - total flux cleaned = 0.000872775 Jy ! Component: 2500 - total flux cleaned = 0.000892059 Jy ! Component: 2550 - total flux cleaned = 0.000920862 Jy ! Component: 2600 - total flux cleaned = 0.000939904 Jy ! Component: 2650 - total flux cleaned = 0.000939975 Jy ! Component: 2700 - total flux cleaned = 0.000977515 Jy ! Component: 2750 - total flux cleaned = 0.00100545 Jy ! Component: 2800 - total flux cleaned = 0.00103324 Jy ! Component: 2850 - total flux cleaned = 0.00103319 Jy ! Component: 2900 - total flux cleaned = 0.001088 Jy ! Component: 2950 - total flux cleaned = 0.00111514 Jy ! Component: 3000 - total flux cleaned = 0.00110606 Jy ! Component: 3050 - total flux cleaned = 0.00110609 Jy ! Component: 3100 - total flux cleaned = 0.00113275 Jy ! Component: 3150 - total flux cleaned = 0.00115038 Jy ! Component: 3200 - total flux cleaned = 0.0011504 Jy ! Component: 3250 - total flux cleaned = 0.0011678 Jy ! Component: 3300 - total flux cleaned = 0.0011938 Jy ! Component: 3350 - total flux cleaned = 0.00120245 Jy ! Component: 3400 - total flux cleaned = 0.00121951 Jy ! Component: 3450 - total flux cleaned = 0.001194 Jy ! Component: 3500 - total flux cleaned = 0.0012278 Jy ! Component: 3550 - total flux cleaned = 0.00128656 Jy ! Component: 3600 - total flux cleaned = 0.00122815 Jy ! Component: 3650 - total flux cleaned = 0.00128631 Jy ! Component: 3700 - total flux cleaned = 0.00128629 Jy ! Component: 3750 - total flux cleaned = 0.0012945 Jy ! Component: 3800 - total flux cleaned = 0.00132714 Jy ! Component: 3850 - total flux cleaned = 0.0013677 Jy ! Component: 3900 - total flux cleaned = 0.00135967 Jy ! Component: 3950 - total flux cleaned = 0.00133567 Jy ! Component: 4000 - total flux cleaned = 0.0013436 Jy ! Component: 4050 - total flux cleaned = 0.00136737 Jy ! Total flux subtracted in 4096 components = 0.00135156 Jy ! Clean residual min=-0.000525 max=0.000606 Jy/beam ! Clean residual mean=0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.206418 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 491 components and 0.206418 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1822+8257_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9916 x 1.008 at 55.85 degrees (North through East) ! Clean map min=-0.00077058 max=0.056549 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1822+8257_X_map.fits wmodel /vlbi/uf001/uva//J1822+8257_X_map.mod ! Writing 491 model components to file: /vlbi/uf001/uva//J1822+8257_X_map.mod wobs /vlbi/uf001/uva//J1822+8257_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1822+8257_X_uvs.fits wwins /vlbi/uf001/uva//J1822+8257_X_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J1822+8257_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0565495 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132727 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.704129 0.704129 1.40826 2.81651 5.63303 11.2661 22.5321 45.0642 90.1285 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 426.058 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1822+8257_X_dfm.log closed on Mon Jan 14 04:35:59 2019