! Started logfile: /vlbi/uf001/uva//J1843+4449_X_dfm.log on Mon Jan 14 04:45:37 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//J1843+4449_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1843+4449_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993372 visibilities/baseline/integration-bin. ! Found source: J1843+4449 ! ! 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 30576 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 J1843+4449_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. ! ! 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=1.002730Jy sigma=27.395084 ! Fit after self-cal, rms=0.941935Jy sigma=25.719773 ! 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=0.739 mas, bmaj=1.203 mas, bpa=-9.203 degrees ! Estimated noise=0.300068 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 = 0.0420296 Jy ! Component: 100 - total flux cleaned = 0.0545855 Jy ! Total flux subtracted in 100 components = 0.0545855 Jy ! Clean residual min=-0.003094 max=0.009003 Jy/beam ! Clean residual mean=0.000007 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.0545855 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0545855 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=0.055152Jy sigma=1.435695 ! Fit after self-cal, rms=0.054496Jy sigma=1.418531 ! Inverting map ! Added new window around map position (-1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00922477 Jy ! Component: 100 - total flux cleaned = 0.0149208 Jy ! Total flux subtracted in 100 components = 0.0149208 Jy ! Clean residual min=-0.002598 max=0.003087 Jy/beam ! Clean residual mean=0.000004 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0695063 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0695063 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=0.052286Jy sigma=1.353988 ! Fit after self-cal, rms=0.052166Jy sigma=1.350017 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00478447 Jy ! Component: 100 - total flux cleaned = 0.00792906 Jy ! Total flux subtracted in 100 components = 0.00792906 Jy ! Clean residual min=-0.002357 max=0.002119 Jy/beam ! Clean residual mean=0.000003 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0774353 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.0774353 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=0.051526Jy sigma=1.331466 ! Fit after self-cal, rms=0.051497Jy sigma=1.330443 ! 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=0.956 mas, bmaj=1.487 mas, bpa=-6.462 degrees ! Estimated noise=0.151483 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 = 0.00368106 Jy ! Component: 100 - total flux cleaned = 0.00576063 Jy ! Component: 150 - total flux cleaned = 0.00713037 Jy ! Component: 200 - total flux cleaned = 0.00805749 Jy ! Total flux subtracted in 200 components = 0.00805749 Jy ! Clean residual min=-0.001792 max=0.002158 Jy/beam ! Clean residual mean=0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0854928 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.0854928 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=0.051220Jy sigma=1.322581 ! Fit after self-cal, rms=0.051196Jy sigma=1.321737 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.956 x 1.487 at -6.462 degrees (North through East) ! Clean map min=-0.0016782 max=0.057356 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.95 KP 1.01 ! LA 0.97 MK 1.02 NL 1.12 OV 0.93 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.98 KP 1.07 ! LA 0.96 MK 1.00 NL 1.11 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 0.99 ! LA 0.97 MK 0.99 NL 1.12 OV 0.95 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.92 KP 1.03 ! LA 0.99 MK 0.98 NL 1.13 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.01 KP 1.05 ! LA 0.97 MK 1.04 NL 1.16 OV 0.91 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.08 HN 0.96 KP 1.03 ! LA 0.96 MK 1.00 NL 1.07 OV 0.95 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.92 KP 1.04 ! LA 0.98 MK 1.06 NL 1.14 OV 0.92 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.98 KP 1.13 ! LA 0.95 MK 0.98 NL 1.12 OV 0.93 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.93 KP 1.09 ! LA 0.97 MK 1.00 NL 1.11 OV 0.93 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.98 KP 1.06 ! LA 0.98 MK 1.01 NL 1.14 OV 0.97 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.90 KP 1.03 ! LA 0.97 MK 1.01 NL 1.16 OV 0.95 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 0.99 KP 1.00 ! LA 1.02 MK 0.96 NL 1.11 OV 0.92 ! PT 0.91 SC 0.87 ! ! ! Fit before self-cal, rms=0.051196Jy sigma=1.321737 ! Fit after self-cal, rms=0.050178Jy sigma=1.311674 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9517 mas, bmaj=1.486 mas, bpa=-6.054 degrees ! Estimated noise=0.150232 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 (-4.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214129 Jy ! Component: 100 - total flux cleaned = 0.00323162 Jy ! Component: 150 - total flux cleaned = 0.00369896 Jy ! Component: 200 - total flux cleaned = 0.00393198 Jy ! Total flux subtracted in 200 components = 0.00393198 Jy ! Clean residual min=-0.001016 max=0.001560 Jy/beam ! Clean residual mean=-0.000004 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0894248 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.0894248 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=0.050085Jy sigma=1.308906 ! Fit after self-cal, rms=0.050101Jy sigma=1.308209 ! Inverting map ! Added new window around map position (-7.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143694 Jy ! Component: 100 - total flux cleaned = 0.002299 Jy ! Component: 150 - total flux cleaned = 0.00291268 Jy ! Component: 200 - total flux cleaned = 0.00322745 Jy ! Total flux subtracted in 200 components = 0.00322745 Jy ! Clean residual min=-0.001007 max=0.001315 Jy/beam ! Clean residual mean=-0.000003 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0926522 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 0.0926522 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=0.050053Jy sigma=1.306772 ! Fit after self-cal, rms=0.050048Jy sigma=1.306606 ! Inverting map ! Added new window around map position (-10.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110122 Jy ! Component: 100 - total flux cleaned = 0.00171196 Jy ! Component: 150 - total flux cleaned = 0.00204721 Jy ! Component: 200 - total flux cleaned = 0.00236335 Jy ! Total flux subtracted in 200 components = 0.00236335 Jy ! Clean residual min=-0.000922 max=0.000829 Jy/beam ! Clean residual mean=-0.000003 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0950156 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 103 components and 0.0950156 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=0.050018Jy sigma=1.305720 ! Fit after self-cal, rms=0.050015Jy sigma=1.305654 ! 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=0.050015Jy sigma=1.305654 ! Fit after self-cal, rms=0.050201Jy sigma=1.302107 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9487 mas, bmaj=1.482 mas, bpa=-6.346 degrees ! Estimated noise=0.150271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000653035 Jy ! Component: 100 - total flux cleaned = 0.0010698 Jy ! Component: 150 - total flux cleaned = 0.00127139 Jy ! Component: 200 - total flux cleaned = 0.00134097 Jy ! Total flux subtracted in 200 components = 0.00134097 Jy ! Clean residual min=-0.000875 max=0.000775 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0963565 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 122 components and 0.0963566 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=0.050188Jy sigma=1.301762 ! Fit after self-cal, rms=0.050206Jy sigma=1.301626 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 = 0.00022157 Jy ! Component: 100 - total flux cleaned = 0.000284677 Jy ! Component: 150 - total flux cleaned = 0.000331429 Jy ! Component: 200 - total flux cleaned = 0.000353443 Jy ! Total flux subtracted in 200 components = 0.000353443 Jy ! Clean residual min=-0.000875 max=0.000763 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.09671 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 133 components and 0.09671 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=0.050201Jy sigma=1.301481 ! Fit after self-cal, rms=0.050198Jy sigma=1.301437 ! 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=0.050198Jy sigma=1.301437 ! Fit after self-cal, rms=0.050255Jy sigma=1.301434 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9469 mas, bmaj=1.481 mas, bpa=-6.205 degrees ! Estimated noise=0.150325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000347601 Jy ! Component: 100 - total flux cleaned = 0.000467164 Jy ! Component: 150 - total flux cleaned = 0.000532475 Jy ! Component: 200 - total flux cleaned = 0.000562827 Jy ! Total flux subtracted in 200 components = 0.000562827 Jy ! Clean residual min=-0.000849 max=0.000760 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0972728 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 141 components and 0.0972728 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=0.050250Jy sigma=1.301304 ! Fit after self-cal, rms=0.050253Jy sigma=1.301290 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 = 0.000105919 Jy ! Component: 100 - total flux cleaned = 0.000125219 Jy ! Component: 150 - total flux cleaned = 0.0001344 Jy ! Component: 200 - total flux cleaned = 0.00013459 Jy ! Total flux subtracted in 200 components = 0.00013459 Jy ! Clean residual min=-0.000846 max=0.000758 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0974074 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 150 components and 0.0974074 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=0.050249Jy sigma=1.301207 ! Fit after self-cal, rms=0.050249Jy sigma=1.301208 ! 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=0.050249Jy sigma=1.301208 ! Fit after self-cal, rms=0.050251Jy sigma=1.301205 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.168 mas, bmaj=2.502 mas, bpa=0.2147 degrees ! Estimated noise=0.191776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482894 Jy ! Component: 100 - total flux cleaned = 0.000803922 Jy ! Component: 150 - total flux cleaned = 0.000999869 Jy ! Component: 200 - total flux cleaned = 0.00103312 Jy ! Total flux subtracted in 200 components = 0.00103312 Jy ! Clean residual min=-0.001049 max=0.000818 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0984405 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 161 components and 0.0984405 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=0.050250Jy sigma=1.301149 ! Fit after self-cal, rms=0.050250Jy sigma=1.301130 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 = 0.000140334 Jy ! Component: 100 - total flux cleaned = 0.000156091 Jy ! Component: 150 - total flux cleaned = 0.000155994 Jy ! Component: 200 - total flux cleaned = 0.000162885 Jy ! Total flux subtracted in 200 components = 0.000162885 Jy ! Clean residual min=-0.001042 max=0.000793 Jy/beam ! Clean residual mean=0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0986034 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 172 components and 0.0986034 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=0.050249Jy sigma=1.301123 ! Fit after self-cal, rms=0.050249Jy sigma=1.301119 ! 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=0.9453 mas, bmaj=1.481 mas, bpa=-6.091 degrees ! Estimated noise=0.150337 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9453 x 1.481 at -6.091 degrees (North through East) ! Clean map min=-0.00077422 max=0.056563 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=0.731 mas, bmaj=1.192 mas, bpa=-9.088 degrees ! Estimated noise=0.293902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0414135 Jy ! Component: 100 - total flux cleaned = 0.0559197 Jy ! Component: 150 - total flux cleaned = 0.0651442 Jy ! Component: 200 - total flux cleaned = 0.071216 Jy ! Total flux subtracted in 200 components = 0.071216 Jy ! Clean residual min=-0.002073 max=0.003293 Jy/beam ! Clean residual mean=0.000003 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.071216 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.071216 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9453 mas, bmaj=1.481 mas, bpa=-6.091 degrees ! Estimated noise=0.150337 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 = 0.00618729 Jy ! Component: 100 - total flux cleaned = 0.0100104 Jy ! Component: 150 - total flux cleaned = 0.0127528 Jy ! Component: 200 - total flux cleaned = 0.0148652 Jy ! Total flux subtracted in 200 components = 0.0148652 Jy ! Clean residual min=-0.001162 max=0.001399 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0860812 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 37 components and 0.0860812 Jy ! Inverting map ! Added new window around map position (-2.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173468 Jy ! Component: 100 - total flux cleaned = 0.00314796 Jy ! Component: 150 - total flux cleaned = 0.00432394 Jy ! Component: 200 - total flux cleaned = 0.00533845 Jy ! Total flux subtracted in 200 components = 0.00533845 Jy ! Clean residual min=-0.000997 max=0.000937 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0914196 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 63 components and 0.0914196 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=2.168 mas, bmaj=2.502 mas, bpa=0.2147 degrees ! Estimated noise=0.191776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161182 Jy ! Component: 100 - total flux cleaned = 0.00281085 Jy ! Component: 150 - total flux cleaned = 0.00372903 Jy ! Component: 200 - total flux cleaned = 0.00445249 Jy ! Total flux subtracted in 200 components = 0.00445249 Jy ! Clean residual min=-0.001213 max=0.000891 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0958721 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 = 0.000581309 Jy ! Component: 100 - total flux cleaned = 0.00105188 Jy ! Component: 150 - total flux cleaned = 0.00143459 Jy ! Component: 200 - total flux cleaned = 0.00174794 Jy ! Total flux subtracted in 200 components = 0.00174794 Jy ! Clean residual min=-0.001104 max=0.000816 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0976201 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 147 components and 0.0976201 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9453 mas, bmaj=1.481 mas, bpa=-6.091 degrees ! Estimated noise=0.150337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.35592e-05 Jy ! Component: 100 - total flux cleaned = 4.55859e-05 Jy ! Component: 150 - total flux cleaned = 0.000111797 Jy ! Component: 200 - total flux cleaned = 0.000207448 Jy ! Total flux subtracted in 200 components = 0.000207448 Jy ! Clean residual min=-0.000834 max=0.000772 Jy/beam ! Clean residual mean=0.000000 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0978275 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 166 components and 0.0978276 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=0.050255Jy sigma=1.301245 ! Fit after self-cal, rms=0.050252Jy sigma=1.301172 wmodel J1843+4449_X_map.mod ! Writing 166 model components to file: J1843+4449_X_map.mod wobs J1843+4449_X_uvs.fits ! Writing UV FITS file: J1843+4449_X_uvs.fits wwins J1843+4449_X_map.win ! wwins: Wrote 6 windows to J1843+4449_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 = -0.000295064 Jy ! Component: 100 - total flux cleaned = -0.00039336 Jy ! Component: 150 - total flux cleaned = -0.000459858 Jy ! Component: 200 - total flux cleaned = -0.000523897 Jy ! Component: 250 - total flux cleaned = -0.000548705 Jy ! Component: 300 - total flux cleaned = -0.000548891 Jy ! Component: 350 - total flux cleaned = -0.000561013 Jy ! Component: 400 - total flux cleaned = -0.000596216 Jy ! Component: 450 - total flux cleaned = -0.00059611 Jy ! Component: 500 - total flux cleaned = -0.000596046 Jy ! Component: 550 - total flux cleaned = -0.000618331 Jy ! Component: 600 - total flux cleaned = -0.000618261 Jy ! Component: 650 - total flux cleaned = -0.000607458 Jy ! Component: 700 - total flux cleaned = -0.000639641 Jy ! Component: 750 - total flux cleaned = -0.000650156 Jy ! Component: 800 - total flux cleaned = -0.000618582 Jy ! Component: 850 - total flux cleaned = -0.000670621 Jy ! Component: 900 - total flux cleaned = -0.000691055 Jy ! Component: 950 - total flux cleaned = -0.000691133 Jy ! Component: 1000 - total flux cleaned = -0.000741578 Jy ! Component: 1050 - total flux cleaned = -0.000741603 Jy ! Component: 1100 - total flux cleaned = -0.000771259 Jy ! Component: 1150 - total flux cleaned = -0.000781085 Jy ! Component: 1200 - total flux cleaned = -0.000810343 Jy ! Component: 1250 - total flux cleaned = -0.000829372 Jy ! Component: 1300 - total flux cleaned = -0.000839038 Jy ! Component: 1350 - total flux cleaned = -0.000905175 Jy ! Component: 1400 - total flux cleaned = -0.000886283 Jy ! Component: 1450 - total flux cleaned = -0.000914094 Jy ! Component: 1500 - total flux cleaned = -0.000914078 Jy ! Component: 1550 - total flux cleaned = -0.000868503 Jy ! Component: 1600 - total flux cleaned = -0.000922957 Jy ! Component: 1650 - total flux cleaned = -0.000868965 Jy ! Component: 1700 - total flux cleaned = -0.00090466 Jy ! Component: 1750 - total flux cleaned = -0.000877947 Jy ! Component: 1800 - total flux cleaned = -0.000904366 Jy ! Component: 1850 - total flux cleaned = -0.000930555 Jy ! Component: 1900 - total flux cleaned = -0.000921831 Jy ! Component: 1950 - total flux cleaned = -0.000904701 Jy ! Component: 2000 - total flux cleaned = -0.000921856 Jy ! Component: 2050 - total flux cleaned = -0.000947373 Jy ! Component: 2100 - total flux cleaned = -0.000947315 Jy ! Component: 2150 - total flux cleaned = -0.00094729 Jy ! Component: 2200 - total flux cleaned = -0.000972255 Jy ! Component: 2250 - total flux cleaned = -0.000947528 Jy ! Component: 2300 - total flux cleaned = -0.000972237 Jy ! Component: 2350 - total flux cleaned = -0.000996734 Jy ! Component: 2400 - total flux cleaned = -0.00103738 Jy ! Component: 2450 - total flux cleaned = -0.00102126 Jy ! Component: 2500 - total flux cleaned = -0.000981118 Jy ! Component: 2550 - total flux cleaned = -0.0010289 Jy ! Component: 2600 - total flux cleaned = -0.00101298 Jy ! Component: 2650 - total flux cleaned = -0.000997157 Jy ! Component: 2700 - total flux cleaned = -0.000981479 Jy ! Component: 2750 - total flux cleaned = -0.00101269 Jy ! Component: 2800 - total flux cleaned = -0.000997143 Jy ! Component: 2850 - total flux cleaned = -0.000958514 Jy ! Component: 2900 - total flux cleaned = -0.000966184 Jy ! Component: 2950 - total flux cleaned = -0.000966188 Jy ! Component: 3000 - total flux cleaned = -0.000950897 Jy ! Component: 3050 - total flux cleaned = -0.000950934 Jy ! Component: 3100 - total flux cleaned = -0.000965996 Jy ! Component: 3150 - total flux cleaned = -0.000936064 Jy ! Component: 3200 - total flux cleaned = -0.000950972 Jy ! Component: 3250 - total flux cleaned = -0.000943603 Jy ! Component: 3300 - total flux cleaned = -0.000936268 Jy ! Component: 3350 - total flux cleaned = -0.00095095 Jy ! Component: 3400 - total flux cleaned = -0.00100932 Jy ! Component: 3450 - total flux cleaned = -0.000994753 Jy ! Component: 3500 - total flux cleaned = -0.000987506 Jy ! Component: 3550 - total flux cleaned = -0.00100185 Jy ! Component: 3600 - total flux cleaned = -0.00100893 Jy ! Component: 3650 - total flux cleaned = -0.00103026 Jy ! Component: 3700 - total flux cleaned = -0.000980507 Jy ! Component: 3750 - total flux cleaned = -0.000966351 Jy ! Component: 3800 - total flux cleaned = -0.000959303 Jy ! Component: 3850 - total flux cleaned = -0.000987326 Jy ! Component: 3900 - total flux cleaned = -0.00098033 Jy ! Component: 3950 - total flux cleaned = -0.000952567 Jy ! Component: 4000 - total flux cleaned = -0.000924975 Jy ! Component: 4050 - total flux cleaned = -0.000931866 Jy ! Total flux subtracted in 4096 components = -0.000931882 Jy ! Clean residual min=-0.000428 max=0.000371 Jy/beam ! Clean residual mean=0.000001 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0968957 Jy keep ! Adding 314 model components to the UV plane model. ! The established model now contains 480 components and 0.0968957 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1843+4449_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9453 x 1.481 at -6.091 degrees (North through East) ! Clean map min=-0.0007595 max=0.056469 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1843+4449_X_map.fits wmodel /vlbi/uf001/uva//J1843+4449_X_map.mod ! Writing 480 model components to file: /vlbi/uf001/uva//J1843+4449_X_map.mod wobs /vlbi/uf001/uva//J1843+4449_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1843+4449_X_uvs.fits wwins /vlbi/uf001/uva//J1843+4449_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1843+4449_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0564692 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011571 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.614724 0.614724 1.22945 2.4589 4.91779 9.83558 19.6712 39.3423 78.6847 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= 488.023 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1843+4449_X_dfm.log closed on Mon Jan 14 04:45:43 2019