! Started logfile: /vlbi/uf001/uva//J1819+5511_X_dfm.log on Mon Jan 14 04:34:48 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//J1819+5511_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1819+5511_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.926706 visibilities/baseline/integration-bin. ! Found source: J1819+5511 ! ! 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 28524 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 J1819+5511_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003041Jy sigma=25.468561 ! Fit after self-cal, rms=0.935292Jy sigma=23.751622 ! 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=0.7384 mas, bmaj=1.041 mas, bpa=-13.22 degrees ! Estimated noise=0.353811 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 = 0.0495311 Jy ! Component: 100 - total flux cleaned = 0.0613957 Jy ! Total flux subtracted in 100 components = 0.0613957 Jy ! Clean residual min=-0.002751 max=0.004751 Jy/beam ! Clean residual mean=0.000006 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.0613957 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0613957 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=0.055636Jy sigma=1.328704 ! Fit after self-cal, rms=0.055246Jy sigma=1.319630 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526089 Jy ! Component: 100 - total flux cleaned = 0.00770647 Jy ! Total flux subtracted in 100 components = 0.00770647 Jy ! Clean residual min=-0.002579 max=0.003071 Jy/beam ! Clean residual mean=0.000004 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0691022 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.0691022 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=0.054701Jy sigma=1.305250 ! Fit after self-cal, rms=0.054706Jy sigma=1.305088 ! 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=0.9585 mas, bmaj=1.339 mas, bpa=-9.687 degrees ! Estimated noise=0.173432 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 (-1.4, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264111 Jy ! Component: 100 - total flux cleaned = 0.0035202 Jy ! Component: 150 - total flux cleaned = 0.00405552 Jy ! Component: 200 - total flux cleaned = 0.00433346 Jy ! Total flux subtracted in 200 components = 0.00433346 Jy ! Clean residual min=-0.001730 max=0.002018 Jy/beam ! Clean residual mean=0.000006 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0734356 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.0734356 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=0.054561Jy sigma=1.300983 ! Fit after self-cal, rms=0.054544Jy sigma=1.300632 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9585 x 1.339 at -9.687 degrees (North through East) ! Clean map min=-0.0016299 max=0.065202 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.97 ! LA 1.00 MK 1.00 NL 1.09 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.96 KP 1.01 ! LA 1.00 MK 1.03 NL 1.09 OV 0.93 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.94 KP 1.02 ! LA 0.99 MK 0.96 NL 1.14 OV 0.92 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 1.04 ! LA 0.98 MK 1.02 NL 1.08 OV 0.95 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.00 KP 0.96 ! LA 0.97 MK 0.99 NL 1.10 OV 0.92 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.94 KP 0.98 ! LA 1.02 MK 0.99 NL 1.09 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.98 KP 0.98 ! LA 1.04 MK 0.99 NL 1.11 OV 0.92 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 0.94 KP 1.04 ! LA 1.03 MK 0.99 NL 1.09 OV 0.87 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.04 ! LA 1.02 MK 1.06 NL 1.15 OV 0.89 ! PT 0.93 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.14 HN 0.93 KP 1.05 ! LA 0.97 MK 1.00 NL 1.13 OV 0.94 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.09 HN 0.99 KP 1.10 ! LA 0.97 MK 1.03 NL 1.12 OV 0.89 ! PT 0.95 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.92 KP 1.08 ! LA 1.02 MK 1.00 NL 1.14 OV 0.90 ! PT 0.91 SC 0.93 ! ! ! Fit before self-cal, rms=0.054544Jy sigma=1.300632 ! Fit after self-cal, rms=0.053501Jy sigma=1.291019 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9536 mas, bmaj=1.334 mas, bpa=-9.25 degrees ! Estimated noise=0.172 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 (1, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000363411 Jy ! Component: 100 - total flux cleaned = 0.000361442 Jy ! Component: 150 - total flux cleaned = 0.000320463 Jy ! Component: 200 - total flux cleaned = 0.000282206 Jy ! Total flux subtracted in 200 components = 0.000282206 Jy ! Clean residual min=-0.000966 max=0.001162 Jy/beam ! Clean residual mean=0.000002 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0737178 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.0737178 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=0.053468Jy sigma=1.290222 ! Fit after self-cal, rms=0.053494Jy sigma=1.289772 ! Inverting map ! Added new window around map position (30.6, 32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100837 Jy ! Component: 100 - total flux cleaned = 0.00147914 Jy ! Component: 150 - total flux cleaned = 0.00165093 Jy ! Component: 200 - total flux cleaned = 0.00166713 Jy ! Total flux subtracted in 200 components = 0.00166713 Jy ! Clean residual min=-0.000979 max=0.000889 Jy/beam ! Clean residual mean=0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.075385 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 59 components and 0.075385 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=0.053473Jy sigma=1.289111 ! Fit after self-cal, rms=0.053472Jy sigma=1.289068 ! 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=0.053472Jy sigma=1.289068 ! Fit after self-cal, rms=0.053643Jy sigma=1.285996 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9514 mas, bmaj=1.339 mas, bpa=-9.636 degrees ! Estimated noise=0.172084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.34577e-05 Jy ! Component: 100 - total flux cleaned = 6.41132e-05 Jy ! Component: 150 - total flux cleaned = 5.07194e-05 Jy ! Component: 200 - total flux cleaned = 3.80137e-05 Jy ! Total flux subtracted in 200 components = 3.80137e-05 Jy ! Clean residual min=-0.000840 max=0.000831 Jy/beam ! Clean residual mean=-0.000002 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.075423 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.075423 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=0.053636Jy sigma=1.285822 ! Fit after self-cal, rms=0.053649Jy sigma=1.285708 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 = -2.48292e-05 Jy ! Component: 100 - total flux cleaned = -1.33635e-05 Jy ! Component: 150 - total flux cleaned = -3.5535e-05 Jy ! Component: 200 - total flux cleaned = -3.53144e-05 Jy ! Total flux subtracted in 200 components = -3.53144e-05 Jy ! Clean residual min=-0.000839 max=0.000821 Jy/beam ! Clean residual mean=-0.000002 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0753877 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 75 components and 0.0753877 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=0.053645Jy sigma=1.285605 ! Fit after self-cal, rms=0.053645Jy sigma=1.285599 ! 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=0.053645Jy sigma=1.285599 ! Fit after self-cal, rms=0.053672Jy sigma=1.285582 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9511 mas, bmaj=1.34 mas, bpa=-9.717 degrees ! Estimated noise=0.172115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.22231e-05 Jy ! Component: 100 - total flux cleaned = 4.33119e-05 Jy ! Component: 150 - total flux cleaned = 6.30524e-05 Jy ! Component: 200 - total flux cleaned = 7.17802e-05 Jy ! Total flux subtracted in 200 components = 7.17802e-05 Jy ! Clean residual min=-0.000827 max=0.000814 Jy/beam ! Clean residual mean=-0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0754595 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 81 components and 0.0754595 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=0.053668Jy sigma=1.285503 ! Fit after self-cal, rms=0.053669Jy sigma=1.285500 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 = -1.93176e-05 Jy ! Component: 100 - total flux cleaned = -1.90179e-05 Jy ! Component: 150 - total flux cleaned = -1.06173e-05 Jy ! Component: 200 - total flux cleaned = -1.06564e-05 Jy ! Total flux subtracted in 200 components = -1.06564e-05 Jy ! Clean residual min=-0.000818 max=0.000812 Jy/beam ! Clean residual mean=-0.000002 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0754488 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 85 components and 0.0754488 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=0.053667Jy sigma=1.285439 ! Fit after self-cal, rms=0.053667Jy sigma=1.285441 ! 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=0.053667Jy sigma=1.285441 ! Fit after self-cal, rms=0.053679Jy sigma=1.285435 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.21 mas, bmaj=2.411 mas, bpa=-2.536 degrees ! Estimated noise=0.222894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.35709e-05 Jy ! Component: 100 - total flux cleaned = -1.46673e-05 Jy ! Component: 150 - total flux cleaned = -1.48503e-05 Jy ! Component: 200 - total flux cleaned = -2.53954e-05 Jy ! Total flux subtracted in 200 components = -2.53954e-05 Jy ! Clean residual min=-0.000854 max=0.000967 Jy/beam ! Clean residual mean=-0.000004 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0754234 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 98 components and 0.0754234 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=0.053678Jy sigma=1.285406 ! Fit after self-cal, rms=0.053679Jy sigma=1.285399 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 = -1.35182e-05 Jy ! Component: 100 - total flux cleaned = -2.78327e-05 Jy ! Component: 150 - total flux cleaned = -4.04572e-05 Jy ! Component: 200 - total flux cleaned = -5.21926e-05 Jy ! Total flux subtracted in 200 components = -5.21926e-05 Jy ! Clean residual min=-0.000860 max=0.000967 Jy/beam ! Clean residual mean=-0.000004 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0753712 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 0.0753713 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=0.053678Jy sigma=1.285395 ! Fit after self-cal, rms=0.053678Jy sigma=1.285392 ! 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=0.9507 mas, bmaj=1.34 mas, bpa=-9.802 degrees ! Estimated noise=0.172175 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9507 x 1.34 at -9.802 degrees (North through East) ! Clean map min=-0.00082616 max=0.064772 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=0.7327 mas, bmaj=1.039 mas, bpa=-12.93 degrees ! Estimated noise=0.350221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0493043 Jy ! Component: 100 - total flux cleaned = 0.0612964 Jy ! Component: 150 - total flux cleaned = 0.0663172 Jy ! Component: 200 - total flux cleaned = 0.0690114 Jy ! Total flux subtracted in 200 components = 0.0690114 Jy ! Clean residual min=-0.002111 max=0.001993 Jy/beam ! Clean residual mean=0.000002 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.0690115 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 0.0690115 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9507 mas, bmaj=1.34 mas, bpa=-9.802 degrees ! Estimated noise=0.172175 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 = 0.00223885 Jy ! Component: 100 - total flux cleaned = 0.00321313 Jy ! Component: 150 - total flux cleaned = 0.00390693 Jy ! Component: 200 - total flux cleaned = 0.00441029 Jy ! Total flux subtracted in 200 components = 0.00441029 Jy ! Clean residual min=-0.000902 max=0.000833 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0734217 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 0.0734217 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=2.21 mas, bmaj=2.411 mas, bpa=-2.536 degrees ! Estimated noise=0.222894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000833765 Jy ! Component: 100 - total flux cleaned = 0.00121871 Jy ! Component: 150 - total flux cleaned = 0.00141041 Jy ! Component: 200 - total flux cleaned = 0.00153616 Jy ! Total flux subtracted in 200 components = 0.00153616 Jy ! Clean residual min=-0.000829 max=0.000985 Jy/beam ! Clean residual mean=-0.000003 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0749579 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 = 0.00011816 Jy ! Component: 100 - total flux cleaned = 0.000206759 Jy ! Component: 150 - total flux cleaned = 0.000226001 Jy ! Component: 200 - total flux cleaned = 0.000235392 Jy ! Total flux subtracted in 200 components = 0.000235392 Jy ! Clean residual min=-0.000853 max=0.000957 Jy/beam ! Clean residual mean=-0.000003 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0751933 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 86 components and 0.0751933 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9507 mas, bmaj=1.34 mas, bpa=-9.802 degrees ! Estimated noise=0.172175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000195093 Jy ! Component: 100 - total flux cleaned = -0.000254108 Jy ! Component: 150 - total flux cleaned = -0.000255551 Jy ! Component: 200 - total flux cleaned = -0.000271135 Jy ! Total flux subtracted in 200 components = -0.000271135 Jy ! Clean residual min=-0.000837 max=0.000839 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0749222 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 101 components and 0.0749222 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=0.053690Jy sigma=1.285736 ! Fit after self-cal, rms=0.053689Jy sigma=1.285699 wmodel J1819+5511_X_map.mod ! Writing 101 model components to file: J1819+5511_X_map.mod wobs J1819+5511_X_uvs.fits ! Writing UV FITS file: J1819+5511_X_uvs.fits wwins J1819+5511_X_map.win ! wwins: Wrote 4 windows to J1819+5511_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 = -6.55722e-05 Jy ! Component: 100 - total flux cleaned = -5.06415e-05 Jy ! Component: 150 - total flux cleaned = -6.48436e-05 Jy ! Component: 200 - total flux cleaned = -2.32174e-05 Jy ! Component: 250 - total flux cleaned = 3.0966e-05 Jy ! Component: 300 - total flux cleaned = 5.7693e-05 Jy ! Component: 350 - total flux cleaned = 4.4931e-05 Jy ! Component: 400 - total flux cleaned = 1.94972e-05 Jy ! Component: 450 - total flux cleaned = 7.36798e-06 Jy ! Component: 500 - total flux cleaned = 7.42486e-06 Jy ! Component: 550 - total flux cleaned = -4.1469e-05 Jy ! Component: 600 - total flux cleaned = -8.95659e-05 Jy ! Component: 650 - total flux cleaned = -0.000149138 Jy ! Component: 700 - total flux cleaned = -0.000196215 Jy ! Component: 750 - total flux cleaned = -0.000242865 Jy ! Component: 800 - total flux cleaned = -0.000300236 Jy ! Component: 850 - total flux cleaned = -0.000311407 Jy ! Component: 900 - total flux cleaned = -0.000345188 Jy ! Component: 950 - total flux cleaned = -0.000423591 Jy ! Component: 1000 - total flux cleaned = -0.000445619 Jy ! Component: 1050 - total flux cleaned = -0.00043475 Jy ! Component: 1100 - total flux cleaned = -0.000500053 Jy ! Component: 1150 - total flux cleaned = -0.000553734 Jy ! Component: 1200 - total flux cleaned = -0.00056425 Jy ! Component: 1250 - total flux cleaned = -0.000596 Jy ! Component: 1300 - total flux cleaned = -0.000616966 Jy ! Component: 1350 - total flux cleaned = -0.000648071 Jy ! Component: 1400 - total flux cleaned = -0.000699754 Jy ! Component: 1450 - total flux cleaned = -0.000771261 Jy ! Component: 1500 - total flux cleaned = -0.000781386 Jy ! Component: 1550 - total flux cleaned = -0.000831617 Jy ! Component: 1600 - total flux cleaned = -0.000831543 Jy ! Component: 1650 - total flux cleaned = -0.000881045 Jy ! Component: 1700 - total flux cleaned = -0.000930283 Jy ! Component: 1750 - total flux cleaned = -0.000949859 Jy ! Component: 1800 - total flux cleaned = -0.00100801 Jy ! Component: 1850 - total flux cleaned = -0.00106583 Jy ! Component: 1900 - total flux cleaned = -0.00108488 Jy ! Component: 1950 - total flux cleaned = -0.00111345 Jy ! Component: 2000 - total flux cleaned = -0.00115111 Jy ! Component: 2050 - total flux cleaned = -0.0011791 Jy ! Component: 2100 - total flux cleaned = -0.0011791 Jy ! Component: 2150 - total flux cleaned = -0.0012346 Jy ! Component: 2200 - total flux cleaned = -0.00126216 Jy ! Component: 2250 - total flux cleaned = -0.00132604 Jy ! Component: 2300 - total flux cleaned = -0.00133513 Jy ! Component: 2350 - total flux cleaned = -0.00133514 Jy ! Component: 2400 - total flux cleaned = -0.00136201 Jy ! Component: 2450 - total flux cleaned = -0.00137989 Jy ! Component: 2500 - total flux cleaned = -0.00141524 Jy ! Component: 2550 - total flux cleaned = -0.00143276 Jy ! Component: 2600 - total flux cleaned = -0.00149391 Jy ! Component: 2650 - total flux cleaned = -0.0014765 Jy ! Component: 2700 - total flux cleaned = -0.00154546 Jy ! Component: 2750 - total flux cleaned = -0.00157116 Jy ! Component: 2800 - total flux cleaned = -0.00156268 Jy ! Component: 2850 - total flux cleaned = -0.00163884 Jy ! Component: 2900 - total flux cleaned = -0.00160521 Jy ! Component: 2950 - total flux cleaned = -0.00163869 Jy ! Component: 3000 - total flux cleaned = -0.00165534 Jy ! Component: 3050 - total flux cleaned = -0.00166362 Jy ! Component: 3100 - total flux cleaned = -0.00167174 Jy ! Component: 3150 - total flux cleaned = -0.00168815 Jy ! Component: 3200 - total flux cleaned = -0.00168823 Jy ! Component: 3250 - total flux cleaned = -0.00166397 Jy ! Component: 3300 - total flux cleaned = -0.00165588 Jy ! Component: 3350 - total flux cleaned = -0.00167999 Jy ! Component: 3400 - total flux cleaned = -0.00167207 Jy ! Component: 3450 - total flux cleaned = -0.00168799 Jy ! Component: 3500 - total flux cleaned = -0.00168808 Jy ! Component: 3550 - total flux cleaned = -0.00167242 Jy ! Component: 3600 - total flux cleaned = -0.00169586 Jy ! Component: 3650 - total flux cleaned = -0.00165692 Jy ! Component: 3700 - total flux cleaned = -0.00165696 Jy ! Component: 3750 - total flux cleaned = -0.00167232 Jy ! Component: 3800 - total flux cleaned = -0.00167229 Jy ! Component: 3850 - total flux cleaned = -0.00167989 Jy ! Component: 3900 - total flux cleaned = -0.00166473 Jy ! Component: 3950 - total flux cleaned = -0.00164202 Jy ! Component: 4000 - total flux cleaned = -0.0016269 Jy ! Component: 4050 - total flux cleaned = -0.00164941 Jy ! Total flux subtracted in 4096 components = -0.001642 Jy ! Clean residual min=-0.000441 max=0.000446 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0732802 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 430 components and 0.0732802 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1819+5511_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9507 x 1.34 at -9.802 degrees (North through East) ! Clean map min=-0.00075508 max=0.064995 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1819+5511_X_map.fits wmodel /vlbi/uf001/uva//J1819+5511_X_map.mod ! Writing 430 model components to file: /vlbi/uf001/uva//J1819+5511_X_map.mod wobs /vlbi/uf001/uva//J1819+5511_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1819+5511_X_uvs.fits wwins /vlbi/uf001/uva//J1819+5511_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1819+5511_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0649953 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124218 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.573357 0.573357 1.14671 2.29343 4.58686 9.17371 18.3474 36.6948 73.3897 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 523.234 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1819+5511_X_dfm.log closed on Mon Jan 14 04:34:53 2019