! Started logfile: /vlbi/bp222/maps//J0854+2006_X_dfm.log on Thu Sep 27 10:57:41 2018 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/bp222/maps//J0854+2006_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0854+2006_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.887153 visibilities/baseline/integration-bin. ! Found source: J0854+2006 ! ! 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 121 lines of history. ! ! Reading 6132 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 J0854+2006_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 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=5.293969Jy sigma=46.145538 ! Fit after self-cal, rms=4.202074Jy sigma=36.501169 ! 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=0.5667 mas, bmaj=1.759 mas, bpa=-1.807 degrees ! Estimated noise=1.53977 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 = 3.67099 Jy ! Component: 100 - total flux cleaned = 4.66814 Jy ! Total flux subtracted in 100 components = 4.66814 Jy ! Clean residual min=-0.249861 max=0.452369 Jy/beam ! Clean residual mean=0.000434 rms=0.063075 Jy/beam ! Combined flux in latest and established models = 4.66814 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 4.66814 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=1.009671Jy sigma=8.869502 ! Fit after self-cal, rms=1.005641Jy sigma=8.855653 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.50361 Jy ! Component: 100 - total flux cleaned = 0.763413 Jy ! Total flux subtracted in 100 components = 0.763413 Jy ! Clean residual min=-0.160215 max=0.241895 Jy/beam ! Clean residual mean=0.000255 rms=0.036114 Jy/beam ! Combined flux in latest and established models = 5.43156 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 5.43156 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=0.591319Jy sigma=5.041139 ! Fit after self-cal, rms=0.587508Jy sigma=5.019491 ! Inverting map ! Added new window around map position (-8.6, 10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.216362 Jy ! Component: 100 - total flux cleaned = 0.346867 Jy ! Total flux subtracted in 100 components = 0.346867 Jy ! Clean residual min=-0.120326 max=0.168029 Jy/beam ! Clean residual mean=0.000183 rms=0.027398 Jy/beam ! Combined flux in latest and established models = 5.77842 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 25 components and 5.77842 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=0.443320Jy sigma=3.725567 ! Fit after self-cal, rms=0.435075Jy sigma=3.651131 ! 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=0.6884 mas, bmaj=1.898 mas, bpa=-1.247 degrees ! Estimated noise=1.1659 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 = 0.188375 Jy ! Component: 100 - total flux cleaned = 0.306907 Jy ! Component: 150 - total flux cleaned = 0.392217 Jy ! Component: 200 - total flux cleaned = 0.455194 Jy ! Total flux subtracted in 200 components = 0.455194 Jy ! Clean residual min=-0.108991 max=0.154828 Jy/beam ! Clean residual mean=0.000174 rms=0.025744 Jy/beam ! Combined flux in latest and established models = 6.23362 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 39 components and 6.23362 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=0.327476Jy sigma=2.638992 ! Fit after self-cal, rms=0.325036Jy sigma=2.603031 ! Inverting map ! Added new window around map position (-0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134106 Jy ! Component: 100 - total flux cleaned = 0.190844 Jy ! Component: 150 - total flux cleaned = 0.203182 Jy ! Component: 200 - total flux cleaned = 0.211674 Jy ! Total flux subtracted in 200 components = 0.211674 Jy ! Clean residual min=-0.087298 max=0.088610 Jy/beam ! Clean residual mean=0.000089 rms=0.019470 Jy/beam ! Combined flux in latest and established models = 6.44529 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 6.44529 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=0.262367Jy sigma=2.073104 ! Fit after self-cal, rms=0.259999Jy sigma=2.033736 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6884 x 1.898 at -1.247 degrees (North through East) ! Clean map min=-0.076803 max=4.8529 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.98 KP 1.04 ! LA 1.00 MK 1.03 NL 1.05 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.98 KP 1.04 ! LA 1.00 MK 1.03 NL 1.05 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.04 ! LA 1.00 MK 1.02 NL 1.06 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.04 ! LA 1.00 MK 1.02 NL 1.04 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 1.03 ! LA 1.01 MK 1.01 NL 1.05 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.98 KP 1.03 ! LA 1.00 MK 1.02 NL 1.05 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.99 KP 1.04 ! LA 1.00 MK 1.02 NL 1.04 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.99 KP 1.03 ! LA 1.00 MK 1.02 NL 1.04 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.99 KP 1.02 ! LA 0.99 MK 1.01 NL 1.05 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.98 KP 1.04 ! LA 1.00 MK 1.01 NL 1.05 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.99 KP 1.03 ! LA 1.01 MK 1.01 NL 1.05 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.99 KP 1.03 ! LA 0.99 MK 1.00 NL 1.04 PT 0.96 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.259999Jy sigma=2.033736 ! Fit after self-cal, rms=0.178965Jy sigma=1.333973 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6908 mas, bmaj=1.904 mas, bpa=-1.263 degrees ! Estimated noise=1.1737 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 (-9.6, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250036 Jy ! Component: 100 - total flux cleaned = 0.0191643 Jy ! Component: 150 - total flux cleaned = 0.01682 Jy ! Component: 200 - total flux cleaned = 0.0195508 Jy ! Total flux subtracted in 200 components = 0.0195508 Jy ! Clean residual min=-0.040458 max=0.032641 Jy/beam ! Clean residual mean=-0.000005 rms=0.008360 Jy/beam ! Combined flux in latest and established models = 6.46484 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 76 components and 6.46484 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=0.154971Jy sigma=1.124950 ! Fit after self-cal, rms=0.151501Jy sigma=1.110303 ! 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=0.151501Jy sigma=1.110303 ! Fit after self-cal, rms=0.148515Jy sigma=1.092719 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6902 mas, bmaj=1.904 mas, bpa=-1.26 degrees ! Estimated noise=1.17281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00403748 Jy ! Component: 100 - total flux cleaned = -0.00223898 Jy ! Component: 150 - total flux cleaned = 0.000756675 Jy ! Component: 200 - total flux cleaned = 0.00141285 Jy ! Total flux subtracted in 200 components = 0.00141285 Jy ! Clean residual min=-0.036782 max=0.027168 Jy/beam ! Clean residual mean=-0.000006 rms=0.007271 Jy/beam ! Combined flux in latest and established models = 6.46625 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 6.46625 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=0.138022Jy sigma=1.010183 ! Fit after self-cal, rms=0.136411Jy sigma=1.005556 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 = 0.0021718 Jy ! Component: 100 - total flux cleaned = 0.00098957 Jy ! Component: 150 - total flux cleaned = 0.000449994 Jy ! Component: 200 - total flux cleaned = -5.01326e-05 Jy ! Total flux subtracted in 200 components = -5.01326e-05 Jy ! Clean residual min=-0.034269 max=0.026298 Jy/beam ! Clean residual mean=-0.000005 rms=0.006861 Jy/beam ! Combined flux in latest and established models = 6.4662 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 97 components and 6.4662 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=0.131820Jy sigma=0.965933 ! Fit after self-cal, rms=0.131201Jy sigma=0.964581 ! 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=0.131201Jy sigma=0.964581 ! Fit after self-cal, rms=0.128640Jy sigma=0.950515 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.69 mas, bmaj=1.904 mas, bpa=-1.258 degrees ! Estimated noise=1.17204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0067747 Jy ! Component: 100 - total flux cleaned = -0.00838894 Jy ! Component: 150 - total flux cleaned = -0.0103341 Jy ! Component: 200 - total flux cleaned = -0.0107793 Jy ! Total flux subtracted in 200 components = -0.0107793 Jy ! Clean residual min=-0.032588 max=0.024792 Jy/beam ! Clean residual mean=-0.000003 rms=0.006248 Jy/beam ! Combined flux in latest and established models = 6.45542 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 107 components and 6.45542 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=0.123551Jy sigma=0.908732 ! Fit after self-cal, rms=0.122826Jy sigma=0.907170 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 = 0.000483353 Jy ! Component: 100 - total flux cleaned = 6.16208e-05 Jy ! Component: 150 - total flux cleaned = 5.25518e-05 Jy ! Component: 200 - total flux cleaned = -0.000339103 Jy ! Total flux subtracted in 200 components = -0.000339103 Jy ! Clean residual min=-0.030899 max=0.023554 Jy/beam ! Clean residual mean=-0.000002 rms=0.006024 Jy/beam ! Combined flux in latest and established models = 6.45508 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 111 components and 6.45508 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=0.120271Jy sigma=0.884903 ! Fit after self-cal, rms=0.119971Jy sigma=0.884252 ! 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=0.119971Jy sigma=0.884252 ! Fit after self-cal, rms=0.118201Jy sigma=0.874415 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.987 mas, bmaj=2.628 mas, bpa=-2.227 degrees ! Estimated noise=1.78341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206362 Jy ! Component: 100 - total flux cleaned = -0.00262995 Jy ! Component: 150 - total flux cleaned = -0.00261962 Jy ! Component: 200 - total flux cleaned = -0.00223049 Jy ! Total flux subtracted in 200 components = -0.00223049 Jy ! Clean residual min=-0.033069 max=0.031337 Jy/beam ! Clean residual mean=-0.000017 rms=0.008249 Jy/beam ! Combined flux in latest and established models = 6.45285 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 120 components and 6.45285 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=0.115119Jy sigma=0.862353 ! Fit after self-cal, rms=0.114766Jy sigma=0.859727 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 = 0.00298923 Jy ! Component: 100 - total flux cleaned = 0.00266773 Jy ! Component: 150 - total flux cleaned = 0.00205209 Jy ! Component: 200 - total flux cleaned = 0.00175659 Jy ! Total flux subtracted in 200 components = 0.00175659 Jy ! Clean residual min=-0.031809 max=0.030493 Jy/beam ! Clean residual mean=-0.000018 rms=0.008004 Jy/beam ! Combined flux in latest and established models = 6.45461 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 125 components and 6.45461 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=0.114171Jy sigma=0.863742 ! Fit after self-cal, rms=0.113979Jy sigma=0.861744 ! 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=0.69 mas, bmaj=1.904 mas, bpa=-1.26 degrees ! Estimated noise=1.17148 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.69 x 1.904 at -1.26 degrees (North through East) ! Clean map min=-0.024884 max=4.8652 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 ! Performing amp+phase self-cal ! ! 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=0.113979Jy sigma=0.861744 ! Fit after self-cal, rms=0.108319Jy sigma=0.783947 ! Inverting map and beam ! Estimated beam: bmin=0.6901 mas, bmaj=1.904 mas, bpa=-1.261 degrees ! Estimated noise=1.17286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00322273 Jy ! Component: 100 - total flux cleaned = -0.00618821 Jy ! Component: 150 - total flux cleaned = -0.00700137 Jy ! Component: 200 - total flux cleaned = -0.00588967 Jy ! Total flux subtracted in 200 components = -0.00588967 Jy ! Clean residual min=-0.027722 max=0.021076 Jy/beam ! Clean residual mean=-0.000004 rms=0.005046 Jy/beam ! Combined flux in latest and established models = 6.44872 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 132 components and 6.44872 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=0.104747Jy sigma=0.746194 ! Fit after self-cal, rms=0.104110Jy sigma=0.743448 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122248 Jy ! Component: 100 - total flux cleaned = -0.000191529 Jy ! Component: 150 - total flux cleaned = -0.000192753 Jy ! Component: 200 - total flux cleaned = -0.000197807 Jy ! Total flux subtracted in 200 components = -0.000197807 Jy ! Clean residual min=-0.026925 max=0.019530 Jy/beam ! Clean residual mean=-0.000003 rms=0.004868 Jy/beam ! Combined flux in latest and established models = 6.44852 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 6.44852 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=0.102344Jy sigma=0.726342 ! Fit after self-cal, rms=0.102066Jy sigma=0.725340 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.102066Jy sigma=0.725340 ! Fit after self-cal, rms=0.100735Jy sigma=0.718825 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=0.5675 mas, bmaj=1.764 mas, bpa=-1.83 degrees ! Estimated noise=1.55365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.70301 Jy ! Component: 100 - total flux cleaned = 4.70962 Jy ! Component: 150 - total flux cleaned = 5.21376 Jy ! Component: 200 - total flux cleaned = 5.4974 Jy ! Total flux subtracted in 200 components = 5.4974 Jy ! Clean residual min=-0.104045 max=0.148800 Jy/beam ! Clean residual mean=0.000204 rms=0.027076 Jy/beam ! Combined flux in latest and established models = 5.49739 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 11 model components to the UV plane model. ! The established model now contains 11 components and 5.49739 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6901 mas, bmaj=1.904 mas, bpa=-1.263 degrees ! Estimated noise=1.1722 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 = 0.286504 Jy ! Component: 100 - total flux cleaned = 0.467144 Jy ! Component: 150 - total flux cleaned = 0.586203 Jy ! Component: 200 - total flux cleaned = 0.667824 Jy ! Total flux subtracted in 200 components = 0.667824 Jy ! Clean residual min=-0.039594 max=0.055566 Jy/beam ! Clean residual mean=0.000110 rms=0.013073 Jy/beam ! Combined flux in latest and established models = 6.16522 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 55 components and 6.16522 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=1.988 mas, bmaj=2.629 mas, bpa=-2.225 degrees ! Estimated noise=1.78411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.132129 Jy ! Component: 100 - total flux cleaned = 0.196721 Jy ! Component: 150 - total flux cleaned = 0.232637 Jy ! Component: 200 - total flux cleaned = 0.253243 Jy ! Total flux subtracted in 200 components = 0.253243 Jy ! Clean residual min=-0.024990 max=0.025453 Jy/beam ! Clean residual mean=0.000021 rms=0.007138 Jy/beam ! Combined flux in latest and established models = 6.41846 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 = 0.00848706 Jy ! Component: 100 - total flux cleaned = 0.0113093 Jy ! Component: 150 - total flux cleaned = 0.0136955 Jy ! Component: 200 - total flux cleaned = 0.0154603 Jy ! Total flux subtracted in 200 components = 0.0154603 Jy ! Clean residual min=-0.023017 max=0.025812 Jy/beam ! Clean residual mean=0.000000 rms=0.006139 Jy/beam ! Combined flux in latest and established models = 6.43392 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 100 components and 6.43392 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6901 mas, bmaj=1.904 mas, bpa=-1.263 degrees ! Estimated noise=1.1722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0081837 Jy ! Component: 100 - total flux cleaned = -0.00346311 Jy ! Component: 150 - total flux cleaned = -0.00208363 Jy ! Component: 200 - total flux cleaned = -0.0020626 Jy ! Total flux subtracted in 200 components = -0.0020626 Jy ! Clean residual min=-0.028156 max=0.025228 Jy/beam ! Clean residual mean=0.000001 rms=0.004924 Jy/beam ! Combined flux in latest and established models = 6.43186 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 115 components and 6.43186 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=0.103067Jy sigma=0.750906 ! Fit after self-cal, rms=0.099904Jy sigma=0.722890 wmodel J0854+2006_X_map.mod ! Writing 115 model components to file: J0854+2006_X_map.mod wobs J0854+2006_X_uvs.fits ! Writing UV FITS file: J0854+2006_X_uvs.fits wwins J0854+2006_X_map.win ! wwins: Wrote 4 windows to J0854+2006_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 = -0.00678681 Jy ! Component: 100 - total flux cleaned = -0.00925443 Jy ! Component: 150 - total flux cleaned = -0.0121582 Jy ! Component: 200 - total flux cleaned = -0.0139612 Jy ! Component: 250 - total flux cleaned = -0.0159719 Jy ! Component: 300 - total flux cleaned = -0.0173425 Jy ! Component: 350 - total flux cleaned = -0.0184011 Jy ! Component: 400 - total flux cleaned = -0.0204156 Jy ! Component: 450 - total flux cleaned = -0.0211429 Jy ! Component: 500 - total flux cleaned = -0.0229977 Jy ! Component: 550 - total flux cleaned = -0.0241126 Jy ! Component: 600 - total flux cleaned = -0.0253959 Jy ! Component: 650 - total flux cleaned = -0.0264211 Jy ! Component: 700 - total flux cleaned = -0.0270127 Jy ! Component: 750 - total flux cleaned = -0.0279704 Jy ! Component: 800 - total flux cleaned = -0.0287146 Jy ! Component: 850 - total flux cleaned = -0.029618 Jy ! Component: 900 - total flux cleaned = -0.0304884 Jy ! Component: 950 - total flux cleaned = -0.030996 Jy ! Component: 1000 - total flux cleaned = -0.0318194 Jy ! Component: 1050 - total flux cleaned = -0.0322991 Jy ! Component: 1100 - total flux cleaned = -0.0335353 Jy ! Component: 1150 - total flux cleaned = -0.0338413 Jy ! Component: 1200 - total flux cleaned = -0.0348732 Jy ! Component: 1250 - total flux cleaned = -0.0355884 Jy ! Component: 1300 - total flux cleaned = -0.0365607 Jy ! Component: 1350 - total flux cleaned = -0.0369633 Jy ! Component: 1400 - total flux cleaned = -0.0372281 Jy ! Component: 1450 - total flux cleaned = -0.0380043 Jy ! Component: 1500 - total flux cleaned = -0.0382575 Jy ! Component: 1550 - total flux cleaned = -0.0386315 Jy ! Component: 1600 - total flux cleaned = -0.0389932 Jy ! Component: 1650 - total flux cleaned = -0.0392275 Jy ! Component: 1700 - total flux cleaned = -0.0391119 Jy ! Component: 1750 - total flux cleaned = -0.0393379 Jy ! Component: 1800 - total flux cleaned = -0.0397765 Jy ! Component: 1850 - total flux cleaned = -0.0396673 Jy ! Component: 1900 - total flux cleaned = -0.0394565 Jy ! Component: 1950 - total flux cleaned = -0.0399737 Jy ! Component: 2000 - total flux cleaned = -0.039873 Jy ! Component: 2050 - total flux cleaned = -0.0400715 Jy ! Component: 2100 - total flux cleaned = -0.0402656 Jy ! Component: 2150 - total flux cleaned = -0.0403599 Jy ! Component: 2200 - total flux cleaned = -0.0404516 Jy ! Component: 2250 - total flux cleaned = -0.0401784 Jy ! Component: 2300 - total flux cleaned = -0.0403603 Jy ! Component: 2350 - total flux cleaned = -0.0405387 Jy ! Component: 2400 - total flux cleaned = -0.0407139 Jy ! Component: 2450 - total flux cleaned = -0.0408007 Jy ! Component: 2500 - total flux cleaned = -0.0410525 Jy ! Component: 2550 - total flux cleaned = -0.04097 Jy ! Component: 2600 - total flux cleaned = -0.0413769 Jy ! Component: 2650 - total flux cleaned = -0.0412967 Jy ! Component: 2700 - total flux cleaned = -0.0413758 Jy ! Component: 2750 - total flux cleaned = -0.0416855 Jy ! Component: 2800 - total flux cleaned = -0.0416096 Jy ! Component: 2850 - total flux cleaned = -0.0419097 Jy ! Component: 2900 - total flux cleaned = -0.0420572 Jy ! Component: 2950 - total flux cleaned = -0.0422035 Jy ! Component: 3000 - total flux cleaned = -0.0422744 Jy ! Component: 3050 - total flux cleaned = -0.0422041 Jy ! Component: 3100 - total flux cleaned = -0.0423441 Jy ! Component: 3150 - total flux cleaned = -0.042275 Jy ! Component: 3200 - total flux cleaned = -0.042276 Jy ! Component: 3250 - total flux cleaned = -0.0424106 Jy ! Component: 3300 - total flux cleaned = -0.0426084 Jy ! Component: 3350 - total flux cleaned = -0.0426081 Jy ! Component: 3400 - total flux cleaned = -0.0427366 Jy ! Component: 3450 - total flux cleaned = -0.042799 Jy ! Component: 3500 - total flux cleaned = -0.0427986 Jy ! Component: 3550 - total flux cleaned = -0.0429857 Jy ! Component: 3600 - total flux cleaned = -0.042802 Jy ! Component: 3650 - total flux cleaned = -0.0429847 Jy ! Component: 3700 - total flux cleaned = -0.0431046 Jy ! Component: 3750 - total flux cleaned = -0.0431053 Jy ! Component: 3800 - total flux cleaned = -0.0432222 Jy ! Component: 3850 - total flux cleaned = -0.0431652 Jy ! Component: 3900 - total flux cleaned = -0.0432797 Jy ! Component: 3950 - total flux cleaned = -0.0433359 Jy ! Component: 4000 - total flux cleaned = -0.0435033 Jy ! Component: 4050 - total flux cleaned = -0.0433921 Jy ! Total flux subtracted in 4096 components = -0.0433916 Jy ! Clean residual min=-0.003119 max=0.003366 Jy/beam ! Clean residual mean=0.000001 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 6.38847 Jy keep ! Adding 264 model components to the UV plane model. ! The established model now contains 379 components and 6.38846 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0854+2006_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6901 x 1.904 at -1.263 degrees (North through East) ! Clean map min=-0.014568 max=4.8818 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0854+2006_X_map.fits wmodel /vlbi/bp222/maps//J0854+2006_X_map.mod ! Writing 379 model components to file: /vlbi/bp222/maps//J0854+2006_X_map.mod wobs /vlbi/bp222/maps//J0854+2006_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0854+2006_X_uvs.fits wwins /vlbi/bp222/maps//J0854+2006_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0854+2006_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 4.88176 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000933015 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0573367 0.0573367 0.114673 0.229347 0.458694 0.917388 1.83478 3.66955 7.3391 14.6782 29.3564 58.7128 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak= ", int(1000*peak_flux)/1000 ! peak= 4.881 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5232.25 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0854+2006_X_dfm.log closed on Thu Sep 27 10:57:45 2018