! Started logfile: /vlbi/uf001/uva//J0825+0831_X_dfm.log on Sun Jan 13 23:56:07 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//J0825+0831_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0825+0831_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984795 visibilities/baseline/integration-bin. ! Found source: J0825+0831 ! ! 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 30312 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 J0825+0831_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.006222Jy sigma=25.533379 ! Fit after self-cal, rms=0.920984Jy sigma=23.377730 ! 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=0.7071 mas, bmaj=1.686 mas, bpa=-1.733 degrees ! Estimated noise=0.277987 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 = 0.0613529 Jy ! Component: 100 - total flux cleaned = 0.0752655 Jy ! Total flux subtracted in 100 components = 0.0752655 Jy ! Clean residual min=-0.002928 max=0.004851 Jy/beam ! Clean residual mean=-0.000003 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0752655 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0752655 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=0.057354Jy sigma=1.362868 ! Fit after self-cal, rms=0.057003Jy sigma=1.356078 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00518372 Jy ! Component: 100 - total flux cleaned = 0.0080765 Jy ! Total flux subtracted in 100 components = 0.0080765 Jy ! Clean residual min=-0.002724 max=0.003258 Jy/beam ! Clean residual mean=-0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.083342 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.083342 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=0.056472Jy sigma=1.341765 ! Fit after self-cal, rms=0.056478Jy sigma=1.341700 ! 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=0.9008 mas, bmaj=1.962 mas, bpa=-1.727 degrees ! Estimated noise=0.163792 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321747 Jy ! Component: 100 - total flux cleaned = 0.00476583 Jy ! Component: 150 - total flux cleaned = 0.00512189 Jy ! Component: 200 - total flux cleaned = 0.00547259 Jy ! Total flux subtracted in 200 components = 0.00547259 Jy ! Clean residual min=-0.002079 max=0.002877 Jy/beam ! Clean residual mean=-0.000002 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.0888146 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 0.0888146 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=0.056263Jy sigma=1.336009 ! Fit after self-cal, rms=0.056240Jy sigma=1.335498 ! Inverting map ! Added new window around map position (1.2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218305 Jy ! Component: 100 - total flux cleaned = 0.00247969 Jy ! Component: 150 - total flux cleaned = 0.00273082 Jy ! Component: 200 - total flux cleaned = 0.00308753 Jy ! Total flux subtracted in 200 components = 0.00308753 Jy ! Clean residual min=-0.001768 max=0.001917 Jy/beam ! Clean residual mean=-0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0919021 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 56 components and 0.0919021 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=0.056114Jy sigma=1.332104 ! Fit after self-cal, rms=0.056101Jy sigma=1.331966 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9008 x 1.962 at -1.727 degrees (North through East) ! Clean map min=-0.001705 max=0.080085 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.84 KP 1.03 ! LA 0.97 MK 1.03 NL 1.08 OV 0.94 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.88 KP 1.03 ! LA 0.97 MK 1.00 NL 1.07 OV 0.92 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.93 KP 1.03 ! LA 0.98 MK 1.03 NL 1.07 OV 0.91 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.92 KP 1.02 ! LA 0.95 MK 1.01 NL 1.07 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.90 KP 1.07 ! LA 1.00 MK 1.02 NL 1.12 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.95 KP 1.06 ! LA 0.93 MK 1.04 NL 1.13 OV 0.93 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.87 KP 1.09 ! LA 0.99 MK 1.01 NL 1.08 OV 0.93 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.86 KP 1.09 ! LA 0.94 MK 0.99 NL 1.09 OV 0.93 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.92 KP 1.08 ! LA 0.95 MK 1.04 NL 1.11 OV 0.97 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.94 KP 1.07 ! LA 1.01 MK 1.06 NL 1.08 OV 0.92 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.90 KP 1.02 ! LA 1.00 MK 1.09 NL 1.11 OV 0.96 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.86 KP 1.07 ! LA 0.96 MK 1.13 NL 1.13 OV 0.98 ! PT 1.02 SC 1.02 ! ! ! Fit before self-cal, rms=0.056101Jy sigma=1.331966 ! Fit after self-cal, rms=0.055301Jy sigma=1.320339 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9007 mas, bmaj=1.971 mas, bpa=-1.525 degrees ! Estimated noise=0.163168 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 = -0.00139241 Jy ! Component: 100 - total flux cleaned = -0.00167199 Jy ! Component: 150 - total flux cleaned = -0.00164658 Jy ! Component: 200 - total flux cleaned = -0.0016473 Jy ! Total flux subtracted in 200 components = -0.0016473 Jy ! Clean residual min=-0.001187 max=0.001197 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0902548 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.0902548 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=0.055262Jy sigma=1.318983 ! Fit after self-cal, rms=0.055285Jy sigma=1.318717 ! 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=0.055285Jy sigma=1.318717 ! Fit after self-cal, rms=0.055427Jy sigma=1.312874 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.901 mas, bmaj=1.973 mas, bpa=-1.529 degrees ! Estimated noise=0.163265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000678861 Jy ! Component: 100 - total flux cleaned = -0.000771437 Jy ! Component: 150 - total flux cleaned = -0.000825138 Jy ! Component: 200 - total flux cleaned = -0.000856931 Jy ! Total flux subtracted in 200 components = -0.000856931 Jy ! Clean residual min=-0.000912 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0893979 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.0893978 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=0.055411Jy sigma=1.312411 ! Fit after self-cal, rms=0.055430Jy sigma=1.312276 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 = -5.25022e-05 Jy ! Component: 100 - total flux cleaned = -8.0979e-05 Jy ! Component: 150 - total flux cleaned = -8.09161e-05 Jy ! Component: 200 - total flux cleaned = -9.27055e-05 Jy ! Total flux subtracted in 200 components = -9.27055e-05 Jy ! Clean residual min=-0.000911 max=0.000953 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0893051 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 107 components and 0.0893051 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=0.055425Jy sigma=1.312117 ! Fit after self-cal, rms=0.055425Jy sigma=1.312113 ! 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=0.055425Jy sigma=1.312113 ! Fit after self-cal, rms=0.055370Jy sigma=1.311984 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9004 mas, bmaj=1.974 mas, bpa=-1.508 degrees ! Estimated noise=0.163137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00041184 Jy ! Component: 100 - total flux cleaned = -0.000442957 Jy ! Component: 150 - total flux cleaned = -0.000482164 Jy ! Component: 200 - total flux cleaned = -0.000505761 Jy ! Total flux subtracted in 200 components = -0.000505761 Jy ! Clean residual min=-0.000878 max=0.000917 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0887994 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 116 components and 0.0887994 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=0.055362Jy sigma=1.311778 ! Fit after self-cal, rms=0.055363Jy sigma=1.311771 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.20668e-05 Jy ! Component: 100 - total flux cleaned = -1.22856e-05 Jy ! Component: 150 - total flux cleaned = -3.24053e-05 Jy ! Component: 200 - total flux cleaned = -3.20448e-05 Jy ! Total flux subtracted in 200 components = -3.20448e-05 Jy ! Clean residual min=-0.000880 max=0.000915 Jy/beam ! Clean residual mean=-0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0887673 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.0887673 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=0.055360Jy sigma=1.311684 ! Fit after self-cal, rms=0.055360Jy sigma=1.311680 ! 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=0.055360Jy sigma=1.311680 ! Fit after self-cal, rms=0.055265Jy sigma=1.311637 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.104 mas, bmaj=3.056 mas, bpa=-2.29 degrees ! Estimated noise=0.205772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.49312e-05 Jy ! Component: 100 - total flux cleaned = -2.67657e-05 Jy ! Component: 150 - total flux cleaned = -8.13938e-06 Jy ! Component: 200 - total flux cleaned = 3.19522e-05 Jy ! Total flux subtracted in 200 components = 3.19522e-05 Jy ! Clean residual min=-0.001024 max=0.001434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0887993 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 127 components and 0.0887993 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=0.055265Jy sigma=1.311585 ! Fit after self-cal, rms=0.055264Jy sigma=1.311579 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) ! Added new window around map position (-5.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113984 Jy ! Component: 100 - total flux cleaned = 0.00143958 Jy ! Component: 150 - total flux cleaned = 0.00161546 Jy ! Component: 200 - total flux cleaned = 0.00168141 Jy ! Total flux subtracted in 200 components = 0.00168141 Jy ! Clean residual min=-0.000962 max=0.000988 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0904807 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 152 components and 0.0904807 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=0.055250Jy sigma=1.311261 ! Fit after self-cal, rms=0.055249Jy sigma=1.311227 ! 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=0.8998 mas, bmaj=1.974 mas, bpa=-1.496 degrees ! Estimated noise=0.162972 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8998 x 1.974 at -1.496 degrees (North through East) ! Clean map min=-0.00077009 max=0.079822 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=0.7076 mas, bmaj=1.697 mas, bpa=-1.605 degrees ! Estimated noise=0.276036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610817 Jy ! Component: 100 - total flux cleaned = 0.0749643 Jy ! Component: 150 - total flux cleaned = 0.0799992 Jy ! Component: 200 - total flux cleaned = 0.0825608 Jy ! Total flux subtracted in 200 components = 0.0825608 Jy ! Clean residual min=-0.001436 max=0.001570 Jy/beam ! Clean residual mean=-0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0825608 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 0.0825608 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8998 mas, bmaj=1.974 mas, bpa=-1.496 degrees ! Estimated noise=0.162972 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 = 0.0019703 Jy ! Component: 100 - total flux cleaned = 0.00321898 Jy ! Component: 150 - total flux cleaned = 0.00422269 Jy ! Component: 200 - total flux cleaned = 0.0050664 Jy ! Total flux subtracted in 200 components = 0.0050664 Jy ! Clean residual min=-0.000973 max=0.000883 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0876272 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 45 components and 0.0876272 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=2.104 mas, bmaj=3.056 mas, bpa=-2.29 degrees ! Estimated noise=0.205772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000869285 Jy ! Component: 100 - total flux cleaned = 0.00152517 Jy ! Component: 150 - total flux cleaned = 0.00198286 Jy ! Component: 200 - total flux cleaned = 0.0023525 Jy ! Total flux subtracted in 200 components = 0.0023525 Jy ! Clean residual min=-0.000984 max=0.000980 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0899797 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 = 0.000209205 Jy ! Component: 100 - total flux cleaned = 0.000324611 Jy ! Component: 150 - total flux cleaned = 0.000417608 Jy ! Component: 200 - total flux cleaned = 0.00046687 Jy ! Total flux subtracted in 200 components = 0.00046687 Jy ! Clean residual min=-0.000966 max=0.000986 Jy/beam ! Clean residual mean=0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0904465 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 87 components and 0.0904466 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8998 mas, bmaj=1.974 mas, bpa=-1.496 degrees ! Estimated noise=0.162972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000153024 Jy ! Component: 100 - total flux cleaned = -0.000237084 Jy ! Component: 150 - total flux cleaned = -0.0002367 Jy ! Component: 200 - total flux cleaned = -0.000217716 Jy ! Total flux subtracted in 200 components = -0.000217716 Jy ! Clean residual min=-0.000819 max=0.000815 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0902289 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.0902289 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=0.055255Jy sigma=1.311381 ! Fit after self-cal, rms=0.055250Jy sigma=1.311339 wmodel J0825+0831_X_map.mod ! Writing 109 model components to file: J0825+0831_X_map.mod wobs J0825+0831_X_uvs.fits ! Writing UV FITS file: J0825+0831_X_uvs.fits wwins J0825+0831_X_map.win ! wwins: Wrote 4 windows to J0825+0831_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 = 1.64625e-05 Jy ! Component: 100 - total flux cleaned = 5.93501e-05 Jy ! Component: 150 - total flux cleaned = 0.00015632 Jy ! Component: 200 - total flux cleaned = 0.000250455 Jy ! Component: 250 - total flux cleaned = 0.000302528 Jy ! Component: 300 - total flux cleaned = 0.00035346 Jy ! Component: 350 - total flux cleaned = 0.000378526 Jy ! Component: 400 - total flux cleaned = 0.000427536 Jy ! Component: 450 - total flux cleaned = 0.00043959 Jy ! Component: 500 - total flux cleaned = 0.000439601 Jy ! Component: 550 - total flux cleaned = 0.000451227 Jy ! Component: 600 - total flux cleaned = 0.000451118 Jy ! Component: 650 - total flux cleaned = 0.000496355 Jy ! Component: 700 - total flux cleaned = 0.00049622 Jy ! Component: 750 - total flux cleaned = 0.000518351 Jy ! Component: 800 - total flux cleaned = 0.000551175 Jy ! Component: 850 - total flux cleaned = 0.000551162 Jy ! Component: 900 - total flux cleaned = 0.000572611 Jy ! Component: 950 - total flux cleaned = 0.000593792 Jy ! Component: 1000 - total flux cleaned = 0.000593645 Jy ! Component: 1050 - total flux cleaned = 0.000593787 Jy ! Component: 1100 - total flux cleaned = 0.000603995 Jy ! Component: 1150 - total flux cleaned = 0.000614174 Jy ! Component: 1200 - total flux cleaned = 0.000583729 Jy ! Component: 1250 - total flux cleaned = 0.000603893 Jy ! Component: 1300 - total flux cleaned = 0.000604073 Jy ! Component: 1350 - total flux cleaned = 0.000594167 Jy ! Component: 1400 - total flux cleaned = 0.000584336 Jy ! Component: 1450 - total flux cleaned = 0.000565064 Jy ! Component: 1500 - total flux cleaned = 0.000565128 Jy ! Component: 1550 - total flux cleaned = 0.00052702 Jy ! Component: 1600 - total flux cleaned = 0.000555371 Jy ! Component: 1650 - total flux cleaned = 0.000499024 Jy ! Component: 1700 - total flux cleaned = 0.000508361 Jy ! Component: 1750 - total flux cleaned = 0.00047138 Jy ! Component: 1800 - total flux cleaned = 0.000462228 Jy ! Component: 1850 - total flux cleaned = 0.000444035 Jy ! Component: 1900 - total flux cleaned = 0.00045304 Jy ! Component: 1950 - total flux cleaned = 0.000471037 Jy ! Component: 2000 - total flux cleaned = 0.000444297 Jy ! Component: 2050 - total flux cleaned = 0.000391222 Jy ! Component: 2100 - total flux cleaned = 0.000444003 Jy ! Component: 2150 - total flux cleaned = 0.000426496 Jy ! Component: 2200 - total flux cleaned = 0.000383177 Jy ! Component: 2250 - total flux cleaned = 0.00035749 Jy ! Component: 2300 - total flux cleaned = 0.000357642 Jy ! Component: 2350 - total flux cleaned = 0.000366102 Jy ! Component: 2400 - total flux cleaned = 0.000349259 Jy ! Component: 2450 - total flux cleaned = 0.0003241 Jy ! Component: 2500 - total flux cleaned = 0.000332394 Jy ! Component: 2550 - total flux cleaned = 0.000315837 Jy ! Component: 2600 - total flux cleaned = 0.000332311 Jy ! Component: 2650 - total flux cleaned = 0.000315916 Jy ! Component: 2700 - total flux cleaned = 0.000307825 Jy ! Component: 2750 - total flux cleaned = 0.000291616 Jy ! Component: 2800 - total flux cleaned = 0.000307702 Jy ! Component: 2850 - total flux cleaned = 0.000251619 Jy ! Component: 2900 - total flux cleaned = 0.000227716 Jy ! Component: 2950 - total flux cleaned = 0.000227684 Jy ! Component: 3000 - total flux cleaned = 0.000251334 Jy ! Component: 3050 - total flux cleaned = 0.000220032 Jy ! Component: 3100 - total flux cleaned = 0.000243366 Jy ! Component: 3150 - total flux cleaned = 0.000173696 Jy ! Component: 3200 - total flux cleaned = 0.000181445 Jy ! Component: 3250 - total flux cleaned = 0.000181445 Jy ! Component: 3300 - total flux cleaned = 0.000196636 Jy ! Component: 3350 - total flux cleaned = 0.000181466 Jy ! Component: 3400 - total flux cleaned = 0.00014385 Jy ! Component: 3450 - total flux cleaned = 0.000173769 Jy ! Component: 3500 - total flux cleaned = 0.000166237 Jy ! Component: 3550 - total flux cleaned = 0.00018102 Jy ! Component: 3600 - total flux cleaned = 0.000158886 Jy ! Component: 3650 - total flux cleaned = 0.000195564 Jy ! Component: 3700 - total flux cleaned = 0.000137216 Jy ! Component: 3750 - total flux cleaned = 0.000159011 Jy ! Component: 3800 - total flux cleaned = 0.000158999 Jy ! Component: 3850 - total flux cleaned = 0.000158985 Jy ! Component: 3900 - total flux cleaned = 0.000151846 Jy ! Component: 3950 - total flux cleaned = 0.00014467 Jy ! Component: 4000 - total flux cleaned = 0.000165952 Jy ! Component: 4050 - total flux cleaned = 0.000151874 Jy ! Total flux subtracted in 4096 components = 0.000158873 Jy ! Clean residual min=-0.000454 max=0.000489 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0903877 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 429 components and 0.0903877 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0825+0831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8998 x 1.974 at -1.496 degrees (North through East) ! Clean map min=-0.00061797 max=0.079822 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0825+0831_X_map.fits wmodel /vlbi/uf001/uva//J0825+0831_X_map.mod ! Writing 429 model components to file: /vlbi/uf001/uva//J0825+0831_X_map.mod wobs /vlbi/uf001/uva//J0825+0831_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0825+0831_X_uvs.fits wwins /vlbi/uf001/uva//J0825+0831_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0825+0831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0798223 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123664 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.464772 0.464772 0.929544 1.85909 3.71818 7.43635 14.8727 29.7454 59.4908 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 645.477 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0825+0831_X_dfm.log closed on Sun Jan 13 23:56:13 2019