! Started logfile: /vlbi/uf001/uva//J2156-0037_X_dfm.log on Mon Jan 14 06:03:29 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//J2156-0037_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2156-0037_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.952381 visibilities/baseline/integration-bin. ! Found source: J2156-0037 ! ! 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 21600 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 J2156-0037_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 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 70 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.122149Jy sigma=20.263126 ! Fit after self-cal, rms=0.541651Jy sigma=9.573581 ! 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=0.6782 mas, bmaj=1.746 mas, bpa=-3.782 degrees ! Estimated noise=0.419695 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 = 0.370485 Jy ! Component: 100 - total flux cleaned = 0.451275 Jy ! Total flux subtracted in 100 components = 0.451275 Jy ! Clean residual min=-0.016823 max=0.025421 Jy/beam ! Clean residual mean=-0.000002 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 0.451275 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.451275 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=0.105526Jy sigma=1.759820 ! Fit after self-cal, rms=0.105523Jy sigma=1.759790 ! Inverting map ! Added new window around map position (-1.2, 23.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234349 Jy ! Component: 100 - total flux cleaned = 0.0344141 Jy ! Total flux subtracted in 100 components = 0.0344141 Jy ! Clean residual min=-0.015554 max=0.019318 Jy/beam ! Clean residual mean=-0.000003 rms=0.002773 Jy/beam ! Combined flux in latest and established models = 0.485689 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.485689 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=0.102041Jy sigma=1.668476 ! Fit after self-cal, rms=0.101776Jy sigma=1.661898 ! 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=0.8484 mas, bmaj=2.002 mas, bpa=-3.286 degrees ! Estimated noise=0.29611 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 (-11.2, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197273 Jy ! Component: 100 - total flux cleaned = 0.0301191 Jy ! Component: 150 - total flux cleaned = 0.0350923 Jy ! Component: 200 - total flux cleaned = 0.0393665 Jy ! Total flux subtracted in 200 components = 0.0393665 Jy ! Clean residual min=-0.014056 max=0.016293 Jy/beam ! Clean residual mean=-0.000005 rms=0.003011 Jy/beam ! Combined flux in latest and established models = 0.525055 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.525056 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=0.097518Jy sigma=1.586780 ! Fit after self-cal, rms=0.097226Jy sigma=1.580009 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8484 x 2.002 at -3.286 degrees (North through East) ! Clean map min=-0.012984 max=0.46559 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.98 ! LA 1.16 MK 1.02 NL 1.02 OV 0.93 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 0.98 ! LA 1.15 MK 1.02 NL 1.02 OV 0.93 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 0.98 ! LA 1.15 MK 1.01 NL 1.02 OV 0.92 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.98 ! LA 1.12 MK 1.02 NL 1.02 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 0.98 ! LA 1.15 MK 1.03 NL 1.02 OV 0.93 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.97 KP 0.98 ! LA 1.15 MK 1.02 NL 1.03 OV 0.93 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.98 KP 0.99 ! LA 1.14 MK 1.02 NL 1.02 OV 0.93 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.97 KP 0.98 ! LA 1.15 MK 1.01 NL 1.02 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.98 KP 0.98 ! LA 1.17 MK 1.02 NL 1.03 OV 0.92 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.97 KP 0.99 ! LA 1.16 MK 1.01 NL 1.02 OV 0.92 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.96 KP 0.99 ! LA 1.19 MK 1.02 NL 1.03 OV 0.91 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.97 KP 0.98 ! LA 1.20 MK 1.03 NL 1.01 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.097226Jy sigma=1.580009 ! Fit after self-cal, rms=0.093053Jy sigma=1.397251 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8469 mas, bmaj=2.009 mas, bpa=-2.942 degrees ! Estimated noise=0.296036 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 = -0.00682498 Jy ! Component: 100 - total flux cleaned = -0.00888228 Jy ! Component: 150 - total flux cleaned = -0.00975955 Jy ! Component: 200 - total flux cleaned = -0.0105271 Jy ! Total flux subtracted in 200 components = -0.0105271 Jy ! Clean residual min=-0.009237 max=0.009963 Jy/beam ! Clean residual mean=-0.000003 rms=0.002166 Jy/beam ! Combined flux in latest and established models = 0.514528 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.514529 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=0.092157Jy sigma=1.383106 ! Fit after self-cal, rms=0.092146Jy sigma=1.381518 ! 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=0.092146Jy sigma=1.381518 ! Fit after self-cal, rms=0.082685Jy sigma=1.166048 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8461 mas, bmaj=2.009 mas, bpa=-3.04 degrees ! Estimated noise=0.296287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00601799 Jy ! Component: 100 - total flux cleaned = -0.00812918 Jy ! Component: 150 - total flux cleaned = -0.0101299 Jy ! Component: 200 - total flux cleaned = -0.0119305 Jy ! Total flux subtracted in 200 components = -0.0119305 Jy ! Clean residual min=-0.003364 max=0.003161 Jy/beam ! Clean residual mean=0.000002 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.502598 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 0.502598 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=0.081913Jy sigma=1.150649 ! Fit after self-cal, rms=0.081918Jy sigma=1.149399 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 = -0.00171246 Jy ! Component: 100 - total flux cleaned = -0.00305428 Jy ! Component: 150 - total flux cleaned = -0.00413484 Jy ! Component: 200 - total flux cleaned = -0.00488995 Jy ! Total flux subtracted in 200 components = -0.00488995 Jy ! Clean residual min=-0.002957 max=0.002975 Jy/beam ! Clean residual mean=0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.497708 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 88 components and 0.497708 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=0.081771Jy sigma=1.146316 ! Fit after self-cal, rms=0.081754Jy sigma=1.146194 ! Inverting map ! Added new window around map position (-4.4, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297864 Jy ! Component: 100 - total flux cleaned = 0.00364152 Jy ! Component: 150 - total flux cleaned = 0.00376311 Jy ! Component: 200 - total flux cleaned = 0.00376529 Jy ! Total flux subtracted in 200 components = 0.00376529 Jy ! Clean residual min=-0.002992 max=0.002703 Jy/beam ! Clean residual mean=0.000001 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.501473 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.501473 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=0.081599Jy sigma=1.143501 ! Fit after self-cal, rms=0.081585Jy sigma=1.143332 ! 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=0.081585Jy sigma=1.143332 ! Fit after self-cal, rms=0.082127Jy sigma=1.138855 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.844 mas, bmaj=2.007 mas, bpa=-3.064 degrees ! Estimated noise=0.295936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00301235 Jy ! Component: 100 - total flux cleaned = -0.00408326 Jy ! Component: 150 - total flux cleaned = -0.00492908 Jy ! Component: 200 - total flux cleaned = -0.00556036 Jy ! Total flux subtracted in 200 components = -0.00556036 Jy ! Clean residual min=-0.002289 max=0.002108 Jy/beam ! Clean residual mean=0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.495913 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.495913 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=0.081931Jy sigma=1.135014 ! Fit after self-cal, rms=0.081923Jy sigma=1.134757 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 = -0.000800616 Jy ! Component: 100 - total flux cleaned = -0.00126254 Jy ! Component: 150 - total flux cleaned = -0.00150587 Jy ! Component: 200 - total flux cleaned = -0.00161561 Jy ! Total flux subtracted in 200 components = -0.00161561 Jy ! Clean residual min=-0.002163 max=0.002019 Jy/beam ! Clean residual mean=0.000001 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.494297 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 0.494297 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=0.081881Jy sigma=1.133807 ! Fit after self-cal, rms=0.081874Jy sigma=1.133780 ! 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=0.081874Jy sigma=1.133780 ! Fit after self-cal, rms=0.082274Jy sigma=1.132405 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.045 mas, bmaj=3.302 mas, bpa=0.337 degrees ! Estimated noise=0.396061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010039 Jy ! Component: 100 - total flux cleaned = -0.00199201 Jy ! Component: 150 - total flux cleaned = -0.0028259 Jy ! Component: 200 - total flux cleaned = -0.00343748 Jy ! Total flux subtracted in 200 components = -0.00343748 Jy ! Clean residual min=-0.002386 max=0.002268 Jy/beam ! Clean residual mean=0.000002 rms=0.000605 Jy/beam ! Combined flux in latest and established models = 0.490859 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 140 components and 0.49086 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=0.082211Jy sigma=1.131395 ! Fit after self-cal, rms=0.082211Jy sigma=1.131136 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 = -0.000433576 Jy ! Component: 100 - total flux cleaned = -0.000846239 Jy ! Component: 150 - total flux cleaned = -0.00129898 Jy ! Component: 200 - total flux cleaned = -0.00167144 Jy ! Total flux subtracted in 200 components = -0.00167144 Jy ! Clean residual min=-0.002292 max=0.002176 Jy/beam ! Clean residual mean=0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.489188 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 0.489188 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=0.082200Jy sigma=1.131050 ! Fit after self-cal, rms=0.082199Jy sigma=1.130998 ! 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=0.8427 mas, bmaj=2.006 mas, bpa=-3.076 degrees ! Estimated noise=0.295668 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8427 x 2.006 at -3.076 degrees (North through East) ! Clean map min=-0.0016383 max=0.46783 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=0.6747 mas, bmaj=1.749 mas, bpa=-3.509 degrees ! Estimated noise=0.415813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.36702 Jy ! Component: 100 - total flux cleaned = 0.447055 Jy ! Component: 150 - total flux cleaned = 0.465438 Jy ! Component: 200 - total flux cleaned = 0.473298 Jy ! Total flux subtracted in 200 components = 0.473298 Jy ! Clean residual min=-0.002790 max=0.003863 Jy/beam ! Clean residual mean=0.000000 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.473298 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.473298 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8427 mas, bmaj=2.006 mas, bpa=-3.076 degrees ! Estimated noise=0.295668 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 = 0.00542044 Jy ! Component: 100 - total flux cleaned = 0.00864504 Jy ! Component: 150 - total flux cleaned = 0.0111954 Jy ! Component: 200 - total flux cleaned = 0.0132421 Jy ! Total flux subtracted in 200 components = 0.0132421 Jy ! Clean residual min=-0.002100 max=0.002125 Jy/beam ! Clean residual mean=0.000001 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.48654 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 0.48654 Jy ! Inverting map ! Added new window around map position (12, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178033 Jy ! Component: 100 - total flux cleaned = 0.00262636 Jy ! Component: 150 - total flux cleaned = 0.00300261 Jy ! Component: 200 - total flux cleaned = 0.00334601 Jy ! Total flux subtracted in 200 components = 0.00334601 Jy ! Clean residual min=-0.001959 max=0.001753 Jy/beam ! Clean residual mean=0.000001 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.489886 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.489886 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=2.045 mas, bmaj=3.302 mas, bpa=0.337 degrees ! Estimated noise=0.396061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718351 Jy ! Component: 100 - total flux cleaned = 0.000841983 Jy ! Component: 150 - total flux cleaned = 0.000912871 Jy ! Component: 200 - total flux cleaned = 0.000818639 Jy ! Total flux subtracted in 200 components = 0.000818639 Jy ! Clean residual min=-0.002601 max=0.002034 Jy/beam ! Clean residual mean=0.000003 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.490705 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 = -0.000146771 Jy ! Component: 100 - total flux cleaned = -0.000257361 Jy ! Component: 150 - total flux cleaned = -0.000362088 Jy ! Component: 200 - total flux cleaned = -0.000436323 Jy ! Total flux subtracted in 200 components = -0.000436323 Jy ! Clean residual min=-0.002572 max=0.001983 Jy/beam ! Clean residual mean=0.000002 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.490269 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 72 components and 0.490269 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8427 mas, bmaj=2.006 mas, bpa=-3.076 degrees ! Estimated noise=0.295668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000555308 Jy ! Component: 100 - total flux cleaned = 0.000633636 Jy ! Component: 150 - total flux cleaned = 0.000562194 Jy ! Component: 200 - total flux cleaned = 0.000560637 Jy ! Total flux subtracted in 200 components = 0.000560637 Jy ! Clean residual min=-0.001875 max=0.001678 Jy/beam ! Clean residual mean=0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.490829 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.490829 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=0.082157Jy sigma=1.129584 ! Fit after self-cal, rms=0.082126Jy sigma=1.129045 wmodel J2156-0037_X_map.mod ! Writing 89 model components to file: J2156-0037_X_map.mod wobs J2156-0037_X_uvs.fits ! Writing UV FITS file: J2156-0037_X_uvs.fits wwins J2156-0037_X_map.win ! wwins: Wrote 5 windows to J2156-0037_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 = -0.000410654 Jy ! Component: 100 - total flux cleaned = -0.000556374 Jy ! Component: 150 - total flux cleaned = -0.000695473 Jy ! Component: 200 - total flux cleaned = -0.000641963 Jy ! Component: 250 - total flux cleaned = -0.000590209 Jy ! Component: 300 - total flux cleaned = -0.000514381 Jy ! Component: 350 - total flux cleaned = -0.000440292 Jy ! Component: 400 - total flux cleaned = -0.000295615 Jy ! Component: 450 - total flux cleaned = -0.000177593 Jy ! Component: 500 - total flux cleaned = -0.000108736 Jy ! Component: 550 - total flux cleaned = -0.000199897 Jy ! Component: 600 - total flux cleaned = -0.000243867 Jy ! Component: 650 - total flux cleaned = -0.000221831 Jy ! Component: 700 - total flux cleaned = -0.000265767 Jy ! Component: 750 - total flux cleaned = -0.000287568 Jy ! Component: 800 - total flux cleaned = -0.000350646 Jy ! Component: 850 - total flux cleaned = -0.000350674 Jy ! Component: 900 - total flux cleaned = -0.000350587 Jy ! Component: 950 - total flux cleaned = -0.000391061 Jy ! Component: 1000 - total flux cleaned = -0.000430779 Jy ! Component: 1050 - total flux cleaned = -0.000470345 Jy ! Component: 1100 - total flux cleaned = -0.000509121 Jy ! Component: 1150 - total flux cleaned = -0.000566708 Jy ! Component: 1200 - total flux cleaned = -0.00054737 Jy ! Component: 1250 - total flux cleaned = -0.000622552 Jy ! Component: 1300 - total flux cleaned = -0.000585321 Jy ! Component: 1350 - total flux cleaned = -0.000640544 Jy ! Component: 1400 - total flux cleaned = -0.000676868 Jy ! Component: 1450 - total flux cleaned = -0.000712763 Jy ! Component: 1500 - total flux cleaned = -0.000784003 Jy ! Component: 1550 - total flux cleaned = -0.000784095 Jy ! Component: 1600 - total flux cleaned = -0.000854109 Jy ! Component: 1650 - total flux cleaned = -0.000888778 Jy ! Component: 1700 - total flux cleaned = -0.000974242 Jy ! Component: 1750 - total flux cleaned = -0.00104206 Jy ! Component: 1800 - total flux cleaned = -0.0010419 Jy ! Component: 1850 - total flux cleaned = -0.00110879 Jy ! Component: 1900 - total flux cleaned = -0.00119156 Jy ! Component: 1950 - total flux cleaned = -0.00120786 Jy ! Component: 2000 - total flux cleaned = -0.00132184 Jy ! Component: 2050 - total flux cleaned = -0.00140237 Jy ! Component: 2100 - total flux cleaned = -0.00143436 Jy ! Component: 2150 - total flux cleaned = -0.0014662 Jy ! Component: 2200 - total flux cleaned = -0.00151357 Jy ! Component: 2250 - total flux cleaned = -0.00159166 Jy ! Component: 2300 - total flux cleaned = -0.00166902 Jy ! Component: 2350 - total flux cleaned = -0.00166901 Jy ! Component: 2400 - total flux cleaned = -0.00173019 Jy ! Component: 2450 - total flux cleaned = -0.00177588 Jy ! Component: 2500 - total flux cleaned = -0.0017912 Jy ! Component: 2550 - total flux cleaned = -0.00185098 Jy ! Component: 2600 - total flux cleaned = -0.00188077 Jy ! Component: 2650 - total flux cleaned = -0.00192521 Jy ! Component: 2700 - total flux cleaned = -0.00202766 Jy ! Component: 2750 - total flux cleaned = -0.00204198 Jy ! Component: 2800 - total flux cleaned = -0.00207072 Jy ! Component: 2850 - total flux cleaned = -0.00212824 Jy ! Component: 2900 - total flux cleaned = -0.00219955 Jy ! Component: 2950 - total flux cleaned = -0.00218523 Jy ! Component: 3000 - total flux cleaned = -0.00226972 Jy ! Component: 3050 - total flux cleaned = -0.0022556 Jy ! Component: 3100 - total flux cleaned = -0.00229724 Jy ! Component: 3150 - total flux cleaned = -0.00237996 Jy ! Component: 3200 - total flux cleaned = -0.00237991 Jy ! Component: 3250 - total flux cleaned = -0.00239359 Jy ! Component: 3300 - total flux cleaned = -0.00242076 Jy ! Component: 3350 - total flux cleaned = -0.00255538 Jy ! Component: 3400 - total flux cleaned = -0.00254209 Jy ! Component: 3450 - total flux cleaned = -0.00250215 Jy ! Component: 3500 - total flux cleaned = -0.00262126 Jy ! Component: 3550 - total flux cleaned = -0.00264764 Jy ! Component: 3600 - total flux cleaned = -0.00266076 Jy ! Component: 3650 - total flux cleaned = -0.00267379 Jy ! Component: 3700 - total flux cleaned = -0.00272566 Jy ! Component: 3750 - total flux cleaned = -0.00273848 Jy ! Component: 3800 - total flux cleaned = -0.0028151 Jy ! Component: 3850 - total flux cleaned = -0.00280247 Jy ! Component: 3900 - total flux cleaned = -0.00285307 Jy ! Component: 3950 - total flux cleaned = -0.00284061 Jy ! Component: 4000 - total flux cleaned = -0.00291559 Jy ! Component: 4050 - total flux cleaned = -0.00287838 Jy ! Total flux subtracted in 4096 components = -0.00291552 Jy ! Clean residual min=-0.000723 max=0.000735 Jy/beam ! Clean residual mean=0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.487914 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 396 components and 0.487914 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2156-0037_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8427 x 2.006 at -3.076 degrees (North through East) ! Clean map min=-0.001257 max=0.46883 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2156-0037_X_map.fits wmodel /vlbi/uf001/uva//J2156-0037_X_map.mod ! Writing 396 model components to file: /vlbi/uf001/uva//J2156-0037_X_map.mod wobs /vlbi/uf001/uva//J2156-0037_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2156-0037_X_uvs.fits wwins /vlbi/uf001/uva//J2156-0037_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2156-0037_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.468829 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000213467 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.136596 0.136596 0.273191 0.546383 1.09277 2.18553 4.37106 8.74212 17.4842 34.9685 69.937 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.468 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2196.26 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2156-0037_X_dfm.log closed on Mon Jan 14 06:03:34 2019