! Started logfile: /vlbi/uf001/uva//J2300+0337_X_dfm.log on Mon Jan 14 06:30:09 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//J2300+0337_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2300+0337_X_uva.fits ! AN table 1: 14 integrations on 28 of 28 possible baselines. ! AN table 2: 44 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.817629 visibilities/baseline/integration-bin. ! Found source: J2300+0337 ! ! 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 12912 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 J2300+0337_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. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.015271Jy sigma=18.550457 ! Fit after self-cal, rms=0.874613Jy sigma=15.950299 ! 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=0.6351 mas, bmaj=1.609 mas, bpa=-6.189 degrees ! Estimated noise=0.603587 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 = 0.0915908 Jy ! Component: 100 - total flux cleaned = 0.115237 Jy ! Total flux subtracted in 100 components = 0.115237 Jy ! Clean residual min=-0.010594 max=0.015211 Jy/beam ! Clean residual mean=-0.000009 rms=0.002422 Jy/beam ! Combined flux in latest and established models = 0.115237 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.115237 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=0.097810Jy sigma=1.601655 ! Fit after self-cal, rms=0.097660Jy sigma=1.599593 ! Inverting map ! Added new window around map position (-0.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156118 Jy ! Component: 100 - total flux cleaned = 0.0252694 Jy ! Total flux subtracted in 100 components = 0.0252694 Jy ! Clean residual min=-0.010285 max=0.012451 Jy/beam ! Clean residual mean=-0.000004 rms=0.002082 Jy/beam ! Combined flux in latest and established models = 0.140506 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.140506 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=0.091960Jy sigma=1.483755 ! Fit after self-cal, rms=0.091687Jy sigma=1.478279 ! 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=0.8144 mas, bmaj=1.846 mas, bpa=-7.47 degrees ! Estimated noise=0.380425 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 = 0.0195607 Jy ! Component: 100 - total flux cleaned = 0.0310195 Jy ! Component: 150 - total flux cleaned = 0.0386175 Jy ! Component: 200 - total flux cleaned = 0.0438979 Jy ! Total flux subtracted in 200 components = 0.0438979 Jy ! Clean residual min=-0.013475 max=0.012942 Jy/beam ! Clean residual mean=-0.000001 rms=0.003455 Jy/beam ! Combined flux in latest and established models = 0.184404 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 0.184404 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=0.087289Jy sigma=1.381001 ! Fit after self-cal, rms=0.086973Jy sigma=1.372697 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8144 x 1.846 at -7.47 degrees (North through East) ! Clean map min=-0.012747 max=0.12554 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.32 LA 0.92 ! MK 1.04 NL 1.12 OV 1.00 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 0.97 LA 0.69 MK 1.07 ! NL 1.20 PT 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 HN 1.31 LA 0.92 ! MK 1.04 NL 1.13 OV 0.93 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 1.01 LA 0.76 MK 1.06 ! NL 1.16 PT 0.98 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.07 HN 1.13 LA 0.91 ! MK 0.97 NL 1.12 OV 0.96 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 HN 1.14 LA 0.74 MK 1.08 ! NL 1.18 PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00 HN 1.29 LA 0.96 ! MK 0.99 NL 1.26 OV 0.99 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 1.03 LA 0.77 MK 1.11 ! NL 1.21 PT 0.94 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.39 LA 0.92 ! MK 0.95 NL 1.16 OV 0.98 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.00 LA 0.69 MK 1.16 ! NL 1.21 PT 1.03 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.10 HN 1.38 LA 0.87 ! MK 0.95 NL 1.18 OV 1.02 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.03 LA 0.69 MK 1.09 ! NL 1.22 PT 0.99 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.08 HN 1.20 LA 0.90 ! MK 0.88 NL 1.20 OV 1.05 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 1.05 LA 0.73 MK 1.06 ! NL 1.19 PT 0.95 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.45 LA 0.89 ! MK 1.05 NL 1.21 OV 1.00 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.99 LA 0.72 MK 1.11 ! NL 1.21 PT 1.02 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.03 HN 1.29 LA 0.87 ! MK 0.96 NL 1.22 OV 0.99 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.19 LA 0.71 MK 1.04 ! NL 1.19 PT 0.97 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.22 LA 0.93 ! MK 0.88 NL 1.22 OV 1.08 PT 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.11 LA 0.72 MK 0.98 ! NL 1.25 PT 0.97 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.04 HN 1.21 LA 0.97 ! MK 0.90 NL 1.26 OV 0.98 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 1.07 LA 0.67 MK 0.99 ! NL 1.32 PT 1.05 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.39 LA 0.84 ! MK 0.98 NL 1.20 OV 1.03 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.04 LA 0.71 MK 0.92 ! NL 1.33 PT 0.96 SC 1.01 ! ! ! Fit before self-cal, rms=0.086973Jy sigma=1.372697 ! Fit after self-cal, rms=0.085990Jy sigma=1.261758 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8265 mas, bmaj=1.869 mas, bpa=-6.759 degrees ! Estimated noise=0.374687 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, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055146 Jy ! Component: 100 - total flux cleaned = 0.00660475 Jy ! Component: 150 - total flux cleaned = 0.0067313 Jy ! Component: 200 - total flux cleaned = 0.00673911 Jy ! Total flux subtracted in 200 components = 0.00673911 Jy ! Clean residual min=-0.003018 max=0.003703 Jy/beam ! Clean residual mean=-0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.191143 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.191143 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=0.085444Jy sigma=1.249377 ! Fit after self-cal, rms=0.086005Jy sigma=1.245669 ! Inverting map ! Added new window around map position (-3.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0024495 Jy ! Component: 100 - total flux cleaned = 0.00274488 Jy ! Component: 150 - total flux cleaned = 0.00291499 Jy ! Component: 200 - total flux cleaned = 0.00291731 Jy ! Total flux subtracted in 200 components = 0.00291731 Jy ! Clean residual min=-0.002666 max=0.002764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.19406 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.19406 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=0.085777Jy sigma=1.241143 ! Fit after self-cal, rms=0.085730Jy sigma=1.240812 ! Inverting map ! Added new window around map position (-5, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020876 Jy ! Component: 100 - total flux cleaned = 0.00202114 Jy ! Component: 150 - total flux cleaned = 0.00196287 Jy ! Component: 200 - total flux cleaned = 0.00196508 Jy ! Total flux subtracted in 200 components = 0.00196508 Jy ! Clean residual min=-0.002415 max=0.002144 Jy/beam ! Clean residual mean=-0.000001 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.196026 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 73 components and 0.196026 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=0.085591Jy sigma=1.238404 ! Fit after self-cal, rms=0.085574Jy sigma=1.238182 ! 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=0.085574Jy sigma=1.238182 ! Fit after self-cal, rms=0.086462Jy sigma=1.233448 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8213 mas, bmaj=1.866 mas, bpa=-6.589 degrees ! Estimated noise=0.374155 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000754973 Jy ! Component: 100 - total flux cleaned = 0.000908339 Jy ! Component: 150 - total flux cleaned = 0.000910062 Jy ! Component: 200 - total flux cleaned = 0.000871041 Jy ! Total flux subtracted in 200 components = 0.000871041 Jy ! Clean residual min=-0.002228 max=0.002019 Jy/beam ! Clean residual mean=-0.000002 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.196897 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 0.196897 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=0.086406Jy sigma=1.232449 ! Fit after self-cal, rms=0.086455Jy sigma=1.232339 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 = 0.000133162 Jy ! Component: 100 - total flux cleaned = 0.000133461 Jy ! Component: 150 - total flux cleaned = 0.000202065 Jy ! Component: 200 - total flux cleaned = 0.000202112 Jy ! Total flux subtracted in 200 components = 0.000202112 Jy ! Clean residual min=-0.002204 max=0.001903 Jy/beam ! Clean residual mean=-0.000002 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.197099 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 95 components and 0.197099 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=0.086423Jy sigma=1.231813 ! Fit after self-cal, rms=0.086420Jy sigma=1.231792 ! 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=0.086420Jy sigma=1.231792 ! Fit after self-cal, rms=0.086449Jy sigma=1.231681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8214 mas, bmaj=1.866 mas, bpa=-6.548 degrees ! Estimated noise=0.373559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184055 Jy ! Component: 100 - total flux cleaned = 0.000217738 Jy ! Component: 150 - total flux cleaned = 0.000249044 Jy ! Component: 200 - total flux cleaned = 0.000308664 Jy ! Total flux subtracted in 200 components = 0.000308664 Jy ! Clean residual min=-0.002092 max=0.001917 Jy/beam ! Clean residual mean=-0.000002 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.197407 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 105 components and 0.197407 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=0.086422Jy sigma=1.231264 ! Fit after self-cal, rms=0.086425Jy sigma=1.231249 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 = 0.000154461 Jy ! Component: 100 - total flux cleaned = 0.000154382 Jy ! Component: 150 - total flux cleaned = 0.000181542 Jy ! Component: 200 - total flux cleaned = 0.000207314 Jy ! Total flux subtracted in 200 components = 0.000207314 Jy ! Clean residual min=-0.002060 max=0.001858 Jy/beam ! Clean residual mean=-0.000002 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.197615 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 112 components and 0.197615 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=0.086406Jy sigma=1.230957 ! Fit after self-cal, rms=0.086405Jy sigma=1.230948 ! 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=0.086405Jy sigma=1.230948 ! Fit after self-cal, rms=0.086354Jy sigma=1.230920 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.106 mas, bmaj=3.098 mas, bpa=-5.859 degrees ! Estimated noise=0.496211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000422234 Jy ! Component: 100 - total flux cleaned = 0.000487864 Jy ! Component: 150 - total flux cleaned = 0.000644555 Jy ! Component: 200 - total flux cleaned = 0.000712398 Jy ! Total flux subtracted in 200 components = 0.000712398 Jy ! Clean residual min=-0.002054 max=0.001842 Jy/beam ! Clean residual mean=-0.000004 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.198327 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 120 components and 0.198327 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=0.086342Jy sigma=1.230947 ! Fit after self-cal, rms=0.086341Jy sigma=1.230883 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 = 0.000140179 Jy ! Component: 100 - total flux cleaned = 0.000186757 Jy ! Component: 150 - total flux cleaned = 0.000207801 Jy ! Component: 200 - total flux cleaned = 0.000227391 Jy ! Total flux subtracted in 200 components = 0.000227391 Jy ! Clean residual min=-0.002012 max=0.001796 Jy/beam ! Clean residual mean=-0.000004 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.198554 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 127 components and 0.198554 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=0.086339Jy sigma=1.231000 ! Fit after self-cal, rms=0.086339Jy sigma=1.230974 ! 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=0.8218 mas, bmaj=1.867 mas, bpa=-6.54 degrees ! Estimated noise=0.373132 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8218 x 1.867 at -6.54 degrees (North through East) ! Clean map min=-0.0018217 max=0.12217 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=0.6363 mas, bmaj=1.619 mas, bpa=-5.19 degrees ! Estimated noise=0.601013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0905487 Jy ! Component: 100 - total flux cleaned = 0.120632 Jy ! Component: 150 - total flux cleaned = 0.137962 Jy ! Component: 200 - total flux cleaned = 0.149348 Jy ! Total flux subtracted in 200 components = 0.149348 Jy ! Clean residual min=-0.004644 max=0.008372 Jy/beam ! Clean residual mean=-0.000006 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 0.149348 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 0.149348 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8218 mas, bmaj=1.867 mas, bpa=-6.54 degrees ! Estimated noise=0.373132 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 = 0.014453 Jy ! Component: 100 - total flux cleaned = 0.0224944 Jy ! Component: 150 - total flux cleaned = 0.0280895 Jy ! Component: 200 - total flux cleaned = 0.0323826 Jy ! Total flux subtracted in 200 components = 0.0323826 Jy ! Clean residual min=-0.003348 max=0.004114 Jy/beam ! Clean residual mean=-0.000003 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.181731 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 0.18173 Jy ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389523 Jy ! Component: 100 - total flux cleaned = 0.00669628 Jy ! Component: 150 - total flux cleaned = 0.00899449 Jy ! Component: 200 - total flux cleaned = 0.0108976 Jy ! Total flux subtracted in 200 components = 0.0108976 Jy ! Clean residual min=-0.002502 max=0.002246 Jy/beam ! Clean residual mean=-0.000002 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.192628 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 61 components and 0.192628 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=2.106 mas, bmaj=3.098 mas, bpa=-5.859 degrees ! Estimated noise=0.496211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250265 Jy ! Component: 100 - total flux cleaned = 0.00411397 Jy ! Component: 150 - total flux cleaned = 0.00522669 Jy ! Component: 200 - total flux cleaned = 0.00587611 Jy ! Total flux subtracted in 200 components = 0.00587611 Jy ! Clean residual min=-0.002233 max=0.001792 Jy/beam ! Clean residual mean=-0.000004 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.198504 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 = 8.10914e-05 Jy ! Component: 100 - total flux cleaned = 0.000156272 Jy ! Component: 150 - total flux cleaned = 0.000203337 Jy ! Component: 200 - total flux cleaned = 0.000268648 Jy ! Total flux subtracted in 200 components = 0.000268648 Jy ! Clean residual min=-0.002179 max=0.001806 Jy/beam ! Clean residual mean=-0.000004 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.198773 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 91 components and 0.198773 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8218 mas, bmaj=1.867 mas, bpa=-6.54 degrees ! Estimated noise=0.373132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293664 Jy ! Component: 100 - total flux cleaned = -0.000293954 Jy ! Component: 150 - total flux cleaned = -0.00021876 Jy ! Component: 200 - total flux cleaned = -0.000114646 Jy ! Total flux subtracted in 200 components = -0.000114646 Jy ! Clean residual min=-0.002137 max=0.001822 Jy/beam ! Clean residual mean=-0.000002 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.198658 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 0.198658 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=0.086358Jy sigma=1.231218 ! Fit after self-cal, rms=0.086316Jy sigma=1.230561 wmodel J2300+0337_X_map.mod ! Writing 117 model components to file: J2300+0337_X_map.mod wobs J2300+0337_X_uvs.fits ! Writing UV FITS file: J2300+0337_X_uvs.fits wwins J2300+0337_X_map.win ! wwins: Wrote 6 windows to J2300+0337_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 = -0.000291975 Jy ! Component: 100 - total flux cleaned = -0.000355265 Jy ! Component: 150 - total flux cleaned = -0.000238039 Jy ! Component: 200 - total flux cleaned = -1.1559e-05 Jy ! Component: 250 - total flux cleaned = 0.000153034 Jy ! Component: 300 - total flux cleaned = 0.000285925 Jy ! Component: 350 - total flux cleaned = 0.000363941 Jy ! Component: 400 - total flux cleaned = 0.000414761 Jy ! Component: 450 - total flux cleaned = 0.000415392 Jy ! Component: 500 - total flux cleaned = 0.000489025 Jy ! Component: 550 - total flux cleaned = 0.000512857 Jy ! Component: 600 - total flux cleaned = 0.000536917 Jy ! Component: 650 - total flux cleaned = 0.000583544 Jy ! Component: 700 - total flux cleaned = 0.000606306 Jy ! Component: 750 - total flux cleaned = 0.000606374 Jy ! Component: 800 - total flux cleaned = 0.000717782 Jy ! Component: 850 - total flux cleaned = 0.000783334 Jy ! Component: 900 - total flux cleaned = 0.000826374 Jy ! Component: 950 - total flux cleaned = 0.00091223 Jy ! Component: 1000 - total flux cleaned = 0.000933591 Jy ! Component: 1050 - total flux cleaned = 0.000975739 Jy ! Component: 1100 - total flux cleaned = 0.00107889 Jy ! Component: 1150 - total flux cleaned = 0.00109897 Jy ! Component: 1200 - total flux cleaned = 0.00101855 Jy ! Component: 1250 - total flux cleaned = 0.00101886 Jy ! Component: 1300 - total flux cleaned = 0.000939849 Jy ! Component: 1350 - total flux cleaned = 0.000822811 Jy ! Component: 1400 - total flux cleaned = 0.000803627 Jy ! Component: 1450 - total flux cleaned = 0.000727001 Jy ! Component: 1500 - total flux cleaned = 0.000689209 Jy ! Component: 1550 - total flux cleaned = 0.000595358 Jy ! Component: 1600 - total flux cleaned = 0.000483994 Jy ! Component: 1650 - total flux cleaned = 0.000429204 Jy ! Component: 1700 - total flux cleaned = 0.0003928 Jy ! Component: 1750 - total flux cleaned = 0.000392489 Jy ! Component: 1800 - total flux cleaned = 0.000320952 Jy ! Component: 1850 - total flux cleaned = 0.000214609 Jy ! Component: 1900 - total flux cleaned = 0.000196918 Jy ! Component: 1950 - total flux cleaned = 0.000161925 Jy ! Component: 2000 - total flux cleaned = 7.55866e-05 Jy ! Component: 2050 - total flux cleaned = 5.86571e-05 Jy ! Component: 2100 - total flux cleaned = 2.45332e-05 Jy ! Component: 2150 - total flux cleaned = -4.31209e-05 Jy ! Component: 2200 - total flux cleaned = -0.000143548 Jy ! Component: 2250 - total flux cleaned = -0.000160392 Jy ! Component: 2300 - total flux cleaned = -0.000275914 Jy ! Component: 2350 - total flux cleaned = -0.000341215 Jy ! Component: 2400 - total flux cleaned = -0.000406293 Jy ! Component: 2450 - total flux cleaned = -0.000503084 Jy ! Component: 2500 - total flux cleaned = -0.000535081 Jy ! Component: 2550 - total flux cleaned = -0.000614944 Jy ! Component: 2600 - total flux cleaned = -0.000662308 Jy ! Component: 2650 - total flux cleaned = -0.000693894 Jy ! Component: 2700 - total flux cleaned = -0.00088113 Jy ! Component: 2750 - total flux cleaned = -0.000927721 Jy ! Component: 2800 - total flux cleaned = -0.00103546 Jy ! Component: 2850 - total flux cleaned = -0.00103558 Jy ! Component: 2900 - total flux cleaned = -0.0011573 Jy ! Component: 2950 - total flux cleaned = -0.00118758 Jy ! Component: 3000 - total flux cleaned = -0.00129276 Jy ! Component: 3050 - total flux cleaned = -0.00135245 Jy ! Component: 3100 - total flux cleaned = -0.00136714 Jy ! Component: 3150 - total flux cleaned = -0.00145576 Jy ! Component: 3200 - total flux cleaned = -0.00139712 Jy ! Component: 3250 - total flux cleaned = -0.0014993 Jy ! Component: 3300 - total flux cleaned = -0.00157193 Jy ! Component: 3350 - total flux cleaned = -0.0016728 Jy ! Component: 3400 - total flux cleaned = -0.00170135 Jy ! Component: 3450 - total flux cleaned = -0.00172984 Jy ! Component: 3500 - total flux cleaned = -0.00180052 Jy ! Component: 3550 - total flux cleaned = -0.00182858 Jy ! Component: 3600 - total flux cleaned = -0.00188455 Jy ! Component: 3650 - total flux cleaned = -0.00188449 Jy ! Component: 3700 - total flux cleaned = -0.00191217 Jy ! Component: 3750 - total flux cleaned = -0.00193976 Jy ! Component: 3800 - total flux cleaned = -0.00193975 Jy ! Component: 3850 - total flux cleaned = -0.00191269 Jy ! Component: 3900 - total flux cleaned = -0.00192616 Jy ! Component: 3950 - total flux cleaned = -0.00196648 Jy ! Component: 4000 - total flux cleaned = -0.00193956 Jy ! Component: 4050 - total flux cleaned = -0.00197964 Jy ! Total flux subtracted in 4096 components = -0.00199278 Jy ! Clean residual min=-0.000886 max=0.000757 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.196665 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 406 components and 0.196665 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2300+0337_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8218 x 1.867 at -6.54 degrees (North through East) ! Clean map min=-0.0014326 max=0.11955 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2300+0337_X_map.fits wmodel /vlbi/uf001/uva//J2300+0337_X_map.mod ! Writing 406 model components to file: /vlbi/uf001/uva//J2300+0337_X_map.mod wobs /vlbi/uf001/uva//J2300+0337_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2300+0337_X_uvs.fits wwins /vlbi/uf001/uva//J2300+0337_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2300+0337_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.119546 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000223213 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.560149 0.560149 1.1203 2.2406 4.48119 8.96239 17.9248 35.8495 71.6991 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.119 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 535.571 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2300+0337_X_dfm.log closed on Mon Jan 14 06:30:14 2019