! Started logfile: /vlbi/bp222/maps//J0422+0219_X_dfm.log on Thu Sep 27 10:46:32 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//J0422+0219_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0422+0219_X_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.984375 visibilities/baseline/integration-bin. ! Found source: J0422+0219 ! ! 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 5292 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 J0422+0219_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.534028Jy sigma=22.505960 ! Fit after self-cal, rms=0.148266Jy sigma=2.365008 ! 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=0.7357 mas, bmaj=3.436 mas, bpa=-19.39 degrees ! Estimated noise=1.20859 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 = 0.844989 Jy ! Component: 100 - total flux cleaned = 1.03074 Jy ! Total flux subtracted in 100 components = 1.03074 Jy ! Clean residual min=-0.037063 max=0.060442 Jy/beam ! Clean residual mean=-0.000020 rms=0.011614 Jy/beam ! Combined flux in latest and established models = 1.03074 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.03074 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=0.129952Jy sigma=2.050952 ! Fit after self-cal, rms=0.129983Jy sigma=2.050513 ! 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=0.948 mas, bmaj=3.368 mas, bpa=-18.11 degrees ! Estimated noise=0.716052 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 = 0.0812949 Jy ! Component: 100 - total flux cleaned = 0.115133 Jy ! Component: 150 - total flux cleaned = 0.121986 Jy ! Component: 200 - total flux cleaned = 0.123075 Jy ! Total flux subtracted in 200 components = 0.123075 Jy ! Clean residual min=-0.022685 max=0.040472 Jy/beam ! Clean residual mean=0.000006 rms=0.007313 Jy/beam ! Combined flux in latest and established models = 1.15381 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 1.15381 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=0.084079Jy sigma=1.194805 ! Fit after self-cal, rms=0.083548Jy sigma=1.190216 ! Inverting map ! Added new window around map position (15.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0341803 Jy ! Component: 100 - total flux cleaned = 0.0423046 Jy ! Component: 150 - total flux cleaned = 0.049269 Jy ! Component: 200 - total flux cleaned = 0.0566738 Jy ! Total flux subtracted in 200 components = 0.0566738 Jy ! Clean residual min=-0.016115 max=0.016978 Jy/beam ! Clean residual mean=-0.000001 rms=0.003764 Jy/beam ! Combined flux in latest and established models = 1.21049 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 62 components and 1.21049 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=0.071315Jy sigma=0.932043 ! Fit after self-cal, rms=0.070757Jy sigma=0.922820 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.948 x 3.368 at -18.11 degrees (North through East) ! Clean map min=-0.013155 max=1.096 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.03 LA 0.99 ! MK 0.98 NL 1.00 OV 0.97 PT 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 LA 0.99 ! MK 0.99 NL 0.99 OV 0.98 PT 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 LA 0.99 ! MK 0.99 NL 0.99 OV 0.98 PT 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 LA 0.98 ! MK 1.00 NL 0.99 OV 0.97 PT 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.00 LA 1.00 ! MK 1.01 NL 0.99 OV 0.97 PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.00 LA 1.00 ! MK 1.00 NL 0.99 OV 0.97 PT 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.01 LA 0.99 ! MK 1.01 NL 0.99 OV 0.98 PT 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.00 LA 1.00 ! MK 1.00 NL 0.99 OV 0.98 PT 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.00 LA 0.99 ! MK 1.00 NL 0.99 OV 0.97 PT 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.00 LA 0.99 ! MK 1.00 NL 0.99 OV 0.97 PT 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.02 LA 0.99 ! MK 1.00 NL 0.99 OV 0.98 PT 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.01 LA 0.98 ! MK 1.01 NL 1.00 OV 0.98 PT 1.05 ! ! ! Fit before self-cal, rms=0.070757Jy sigma=0.922820 ! Fit after self-cal, rms=0.063459Jy sigma=0.817839 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9471 mas, bmaj=3.375 mas, bpa=-18.11 degrees ! Estimated noise=0.718099 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 (0.6, -16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047802 Jy ! Component: 100 - total flux cleaned = 0.00267297 Jy ! Component: 150 - total flux cleaned = 0.00133842 Jy ! Component: 200 - total flux cleaned = 0.00186878 Jy ! Total flux subtracted in 200 components = 0.00186878 Jy ! Clean residual min=-0.006821 max=0.007063 Jy/beam ! Clean residual mean=-0.000004 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 1.21236 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 1.21236 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=0.060144Jy sigma=0.784591 ! Fit after self-cal, rms=0.060032Jy sigma=0.783355 ! 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=0.060032Jy sigma=0.783355 ! Fit after self-cal, rms=0.059855Jy sigma=0.781780 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9474 mas, bmaj=3.373 mas, bpa=-18.11 degrees ! Estimated noise=0.717991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000183143 Jy ! Component: 100 - total flux cleaned = 0.000452434 Jy ! Component: 150 - total flux cleaned = 0.00113933 Jy ! Component: 200 - total flux cleaned = 0.00149955 Jy ! Total flux subtracted in 200 components = 0.00149955 Jy ! Clean residual min=-0.005836 max=0.005357 Jy/beam ! Clean residual mean=-0.000003 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 1.21386 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 110 components and 1.21386 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=0.058802Jy sigma=0.773813 ! Fit after self-cal, rms=0.058744Jy sigma=0.773341 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 = 4.41549e-05 Jy ! Component: 100 - total flux cleaned = 3.99155e-05 Jy ! Component: 150 - total flux cleaned = 0.000244516 Jy ! Component: 200 - total flux cleaned = 0.000247204 Jy ! Total flux subtracted in 200 components = 0.000247204 Jy ! Clean residual min=-0.005261 max=0.004731 Jy/beam ! Clean residual mean=-0.000003 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 1.2141 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 126 components and 1.2141 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=0.058191Jy sigma=0.769812 ! Fit after self-cal, rms=0.058177Jy sigma=0.769689 ! 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=0.058177Jy sigma=0.769689 ! Fit after self-cal, rms=0.058030Jy sigma=0.768435 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9472 mas, bmaj=3.372 mas, bpa=-18.1 degrees ! Estimated noise=0.718112 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0013167 Jy ! Component: 100 - total flux cleaned = -0.00161798 Jy ! Component: 150 - total flux cleaned = -0.00143726 Jy ! Component: 200 - total flux cleaned = -0.00101455 Jy ! Total flux subtracted in 200 components = -0.00101455 Jy ! Clean residual min=-0.004644 max=0.004433 Jy/beam ! Clean residual mean=-0.000003 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 1.21309 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 138 components and 1.21309 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=0.057560Jy sigma=0.764853 ! Fit after self-cal, rms=0.057541Jy sigma=0.764716 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 = 0.000185681 Jy ! Component: 100 - total flux cleaned = -4.46135e-05 Jy ! Component: 150 - total flux cleaned = 0.000179634 Jy ! Component: 200 - total flux cleaned = 0.000178938 Jy ! Total flux subtracted in 200 components = 0.000178938 Jy ! Clean residual min=-0.004277 max=0.004195 Jy/beam ! Clean residual mean=-0.000002 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 1.21327 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 154 components and 1.21327 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=0.057264Jy sigma=0.762852 ! Fit after self-cal, rms=0.057258Jy sigma=0.762804 ! 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=0.057258Jy sigma=0.762804 ! Fit after self-cal, rms=0.057158Jy sigma=0.761997 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=3.432 mas, bpa=-7.269 degrees ! Estimated noise=0.828819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167632 Jy ! Component: 100 - total flux cleaned = -0.00159122 Jy ! Component: 150 - total flux cleaned = -0.00152264 Jy ! Component: 200 - total flux cleaned = -0.00106361 Jy ! Total flux subtracted in 200 components = -0.00106361 Jy ! Clean residual min=-0.004109 max=0.004035 Jy/beam ! Clean residual mean=-0.000003 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 1.2122 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 183 components and 1.2122 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=0.056951Jy sigma=0.760656 ! Fit after self-cal, rms=0.056928Jy sigma=0.760422 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 = 0.000108846 Jy ! Component: 100 - total flux cleaned = 0.000289305 Jy ! Component: 150 - total flux cleaned = 0.000627653 Jy ! Component: 200 - total flux cleaned = 0.000838639 Jy ! Total flux subtracted in 200 components = 0.000838639 Jy ! Clean residual min=-0.003703 max=0.004096 Jy/beam ! Clean residual mean=-0.000003 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 1.21304 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 198 components and 1.21304 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=0.056837Jy sigma=0.760033 ! Fit after self-cal, rms=0.056829Jy sigma=0.759912 ! 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=0.9469 mas, bmaj=3.371 mas, bpa=-18.1 degrees ! Estimated noise=0.71811 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9469 x 3.371 at -18.1 degrees (North through East) ! Clean map min=-0.0078396 max=1.1003 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=0.056829Jy sigma=0.759912 ! Fit after self-cal, rms=0.052911Jy sigma=0.684815 ! Inverting map and beam ! Estimated beam: bmin=0.9467 mas, bmaj=3.37 mas, bpa=-18.11 degrees ! Estimated noise=0.718065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000682787 Jy ! Component: 100 - total flux cleaned = -0.000249094 Jy ! Component: 150 - total flux cleaned = 7.26149e-05 Jy ! Component: 200 - total flux cleaned = 0.000190194 Jy ! Total flux subtracted in 200 components = 0.000190194 Jy ! Clean residual min=-0.003548 max=0.003776 Jy/beam ! Clean residual mean=-0.000002 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 1.21323 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 212 components and 1.21323 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=0.052669Jy sigma=0.682783 ! Fit after self-cal, rms=0.052662Jy sigma=0.682761 ! Inverting map ! Added new window around map position (-0.2, -6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169082 Jy ! Component: 100 - total flux cleaned = 0.00136826 Jy ! Component: 150 - total flux cleaned = 0.00136807 Jy ! Component: 200 - total flux cleaned = 0.00150028 Jy ! Total flux subtracted in 200 components = 0.00150028 Jy ! Clean residual min=-0.002921 max=0.002378 Jy/beam ! Clean residual mean=-0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 1.21473 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 237 components and 1.21473 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=0.052261Jy sigma=0.679194 ! Fit after self-cal, rms=0.052261Jy sigma=0.679171 ! 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=0.052261Jy sigma=0.679171 ! Fit after self-cal, rms=0.052197Jy sigma=0.678648 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=0.7355 mas, bmaj=3.439 mas, bpa=-19.42 degrees ! Estimated noise=1.20969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.845684 Jy ! Component: 100 - total flux cleaned = 1.03217 Jy ! Component: 150 - total flux cleaned = 1.0988 Jy ! Component: 200 - total flux cleaned = 1.13603 Jy ! Total flux subtracted in 200 components = 1.13603 Jy ! Clean residual min=-0.015033 max=0.020719 Jy/beam ! Clean residual mean=-0.000008 rms=0.004596 Jy/beam ! Combined flux in latest and established models = 1.13603 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.13603 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9465 mas, bmaj=3.37 mas, bpa=-18.11 degrees ! Estimated noise=0.717819 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 = 0.0294677 Jy ! Component: 100 - total flux cleaned = 0.0467128 Jy ! Component: 150 - total flux cleaned = 0.0576394 Jy ! Component: 200 - total flux cleaned = 0.0619954 Jy ! Total flux subtracted in 200 components = 0.0619954 Jy ! Clean residual min=-0.008228 max=0.008787 Jy/beam ! Clean residual mean=-0.000002 rms=0.001980 Jy/beam ! Combined flux in latest and established models = 1.19803 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 1.19803 Jy ! Inverting map ! Added new window around map position (-10.2, 27.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069259 Jy ! Component: 100 - total flux cleaned = 0.00786542 Jy ! Component: 150 - total flux cleaned = 0.00785751 Jy ! Component: 200 - total flux cleaned = 0.00751599 Jy ! Total flux subtracted in 200 components = 0.00751599 Jy ! Clean residual min=-0.005285 max=0.005198 Jy/beam ! Clean residual mean=-0.000001 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 1.20555 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 68 components and 1.20555 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=2.141 mas, bmaj=3.431 mas, bpa=-7.28 degrees ! Estimated noise=0.828978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129596 Jy ! Component: 100 - total flux cleaned = 0.00115068 Jy ! Component: 150 - total flux cleaned = 0.000896497 Jy ! Component: 200 - total flux cleaned = 0.000101446 Jy ! Total flux subtracted in 200 components = 0.000101446 Jy ! Clean residual min=-0.003720 max=0.004191 Jy/beam ! Clean residual mean=-0.000001 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 1.20565 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 = -0.000316669 Jy ! Component: 100 - total flux cleaned = -0.000510679 Jy ! Component: 150 - total flux cleaned = -0.000674533 Jy ! Component: 200 - total flux cleaned = -0.000747117 Jy ! Total flux subtracted in 200 components = -0.000747117 Jy ! Clean residual min=-0.003292 max=0.003345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 1.2049 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 135 components and 1.2049 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9465 mas, bmaj=3.37 mas, bpa=-18.11 degrees ! Estimated noise=0.717819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00205162 Jy ! Component: 100 - total flux cleaned = -0.00320428 Jy ! Component: 150 - total flux cleaned = -0.00371505 Jy ! Component: 200 - total flux cleaned = -0.00408402 Jy ! Total flux subtracted in 200 components = -0.00408402 Jy ! Clean residual min=-0.003067 max=0.002853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 1.20082 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 164 components and 1.20082 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=0.052500Jy sigma=0.680962 ! Fit after self-cal, rms=0.052423Jy sigma=0.679620 wmodel J0422+0219_X_map.mod ! Writing 164 model components to file: J0422+0219_X_map.mod wobs J0422+0219_X_uvs.fits ! Writing UV FITS file: J0422+0219_X_uvs.fits wwins J0422+0219_X_map.win ! wwins: Wrote 5 windows to J0422+0219_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 = -0.000812868 Jy ! Component: 100 - total flux cleaned = -0.000861526 Jy ! Component: 150 - total flux cleaned = -0.000905682 Jy ! Component: 200 - total flux cleaned = -0.000987954 Jy ! Component: 250 - total flux cleaned = -0.00102508 Jy ! Component: 300 - total flux cleaned = -0.00106152 Jy ! Component: 350 - total flux cleaned = -0.00109695 Jy ! Component: 400 - total flux cleaned = -0.00116414 Jy ! Component: 450 - total flux cleaned = -0.00119556 Jy ! Component: 500 - total flux cleaned = -0.00116461 Jy ! Component: 550 - total flux cleaned = -0.00110572 Jy ! Component: 600 - total flux cleaned = -0.00107734 Jy ! Component: 650 - total flux cleaned = -0.00102242 Jy ! Component: 700 - total flux cleaned = -0.000995364 Jy ! Component: 750 - total flux cleaned = -0.000969477 Jy ! Component: 800 - total flux cleaned = -0.00094402 Jy ! Component: 850 - total flux cleaned = -0.00091947 Jy ! Component: 900 - total flux cleaned = -0.000871979 Jy ! Component: 950 - total flux cleaned = -0.000848948 Jy ! Component: 1000 - total flux cleaned = -0.00082584 Jy ! Component: 1050 - total flux cleaned = -0.000781068 Jy ! Component: 1100 - total flux cleaned = -0.000715811 Jy ! Component: 1150 - total flux cleaned = -0.000673298 Jy ! Component: 1200 - total flux cleaned = -0.000569877 Jy ! Component: 1250 - total flux cleaned = -0.000509273 Jy ! Component: 1300 - total flux cleaned = -0.000489437 Jy ! Component: 1350 - total flux cleaned = -0.000431201 Jy ! Component: 1400 - total flux cleaned = -0.000412172 Jy ! Component: 1450 - total flux cleaned = -0.000412267 Jy ! Component: 1500 - total flux cleaned = -0.000412222 Jy ! Component: 1550 - total flux cleaned = -0.000376233 Jy ! Component: 1600 - total flux cleaned = -0.000394007 Jy ! Component: 1650 - total flux cleaned = -0.000393729 Jy ! Component: 1700 - total flux cleaned = -0.000341713 Jy ! Component: 1750 - total flux cleaned = -0.00037589 Jy ! Component: 1800 - total flux cleaned = -0.000392537 Jy ! Component: 1850 - total flux cleaned = -0.00035921 Jy ! Component: 1900 - total flux cleaned = -0.000310004 Jy ! Component: 1950 - total flux cleaned = -0.000293782 Jy ! Component: 2000 - total flux cleaned = -0.000293678 Jy ! Component: 2050 - total flux cleaned = -0.00024604 Jy ! Component: 2100 - total flux cleaned = -0.000183412 Jy ! Component: 2150 - total flux cleaned = -0.000198908 Jy ! Component: 2200 - total flux cleaned = -0.000183574 Jy ! Component: 2250 - total flux cleaned = -0.00016836 Jy ! Component: 2300 - total flux cleaned = -0.000168337 Jy ! Component: 2350 - total flux cleaned = -0.000138562 Jy ! Component: 2400 - total flux cleaned = -0.000153364 Jy ! Component: 2450 - total flux cleaned = -0.000109263 Jy ! Component: 2500 - total flux cleaned = -9.47923e-05 Jy ! Component: 2550 - total flux cleaned = -8.02673e-05 Jy ! Component: 2600 - total flux cleaned = -6.57592e-05 Jy ! Component: 2650 - total flux cleaned = -3.67888e-05 Jy ! Component: 2700 - total flux cleaned = 2.08864e-05 Jy ! Component: 2750 - total flux cleaned = 6.4015e-05 Jy ! Component: 2800 - total flux cleaned = 0.000107031 Jy ! Component: 2850 - total flux cleaned = 0.000107037 Jy ! Component: 2900 - total flux cleaned = 0.000121299 Jy ! Component: 2950 - total flux cleaned = 0.000107016 Jy ! Component: 3000 - total flux cleaned = 0.000121234 Jy ! Component: 3050 - total flux cleaned = 0.000135358 Jy ! Component: 3100 - total flux cleaned = 0.000107027 Jy ! Component: 3150 - total flux cleaned = 0.00010703 Jy ! Component: 3200 - total flux cleaned = 0.000121194 Jy ! Component: 3250 - total flux cleaned = 0.000121218 Jy ! Component: 3300 - total flux cleaned = 0.000149627 Jy ! Component: 3350 - total flux cleaned = 0.000149585 Jy ! Component: 3400 - total flux cleaned = 0.00014955 Jy ! Component: 3450 - total flux cleaned = 0.000163641 Jy ! Component: 3500 - total flux cleaned = 0.000177842 Jy ! Component: 3550 - total flux cleaned = 0.000177869 Jy ! Component: 3600 - total flux cleaned = 0.000206327 Jy ! Component: 3650 - total flux cleaned = 0.00019215 Jy ! Component: 3700 - total flux cleaned = 0.0001922 Jy ! Component: 3750 - total flux cleaned = 0.000206449 Jy ! Component: 3800 - total flux cleaned = 0.000220855 Jy ! Component: 3850 - total flux cleaned = 0.000220921 Jy ! Component: 3900 - total flux cleaned = 0.000235353 Jy ! Component: 3950 - total flux cleaned = 0.000249807 Jy ! Component: 4000 - total flux cleaned = 0.000235175 Jy ! Component: 4050 - total flux cleaned = 0.000249773 Jy ! Total flux subtracted in 4096 components = 0.000249787 Jy ! Clean residual min=-0.000988 max=0.000859 Jy/beam ! Clean residual mean=-0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 1.20107 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 429 components and 1.20106 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0422+0219_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9465 x 3.37 at -18.11 degrees (North through East) ! Clean map min=-0.0046988 max=1.0956 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0422+0219_X_map.fits wmodel /vlbi/bp222/maps//J0422+0219_X_map.mod ! Writing 429 model components to file: /vlbi/bp222/maps//J0422+0219_X_map.mod wobs /vlbi/bp222/maps//J0422+0219_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0422+0219_X_uvs.fits wwins /vlbi/bp222/maps//J0422+0219_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0422+0219_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.09558 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000259203 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0709767 0.0709767 0.141953 0.283907 0.567813 1.13563 2.27125 4.54251 9.08502 18.17 36.3401 72.6801 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.095 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4226.74 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0422+0219_X_dfm.log closed on Thu Sep 27 10:46:37 2018