! Started logfile: /vlbi/uf001/uva//J1730+6025_X_a_dfm.log on Mon Jan 14 04:13:43 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//J1730+6025_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1730+6025_X_a_uva.fits ! AN table 1: 124 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.595334 visibilities/baseline/integration-bin. ! Found source: J1730+6025 ! ! 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 24804 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 J1730+6025_X_a] 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 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003669Jy sigma=20.564317 ! Fit after self-cal, rms=0.955491Jy sigma=19.635445 ! 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=0.7366 mas, bmaj=0.7501 mas, bpa=-4.17 degrees ! Estimated noise=0.489266 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 = 0.0360497 Jy ! Component: 100 - total flux cleaned = 0.0439109 Jy ! Total flux subtracted in 100 components = 0.0439109 Jy ! Clean residual min=-0.003461 max=0.004632 Jy/beam ! Clean residual mean=-0.000005 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0439109 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0439109 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=0.068189Jy sigma=1.282132 ! Fit after self-cal, rms=0.066548Jy sigma=1.247448 ! Inverting map ! Added new window around map position (5.6, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513611 Jy ! Component: 100 - total flux cleaned = 0.00727796 Jy ! Total flux subtracted in 100 components = 0.00727796 Jy ! Clean residual min=-0.003034 max=0.003342 Jy/beam ! Clean residual mean=-0.000004 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.0511889 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0511889 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=0.066183Jy sigma=1.239166 ! Fit after self-cal, rms=0.066073Jy sigma=1.237637 ! 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=0.9436 mas, bmaj=0.9852 mas, bpa=46.64 degrees ! Estimated noise=0.228931 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 (-5.8, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00350503 Jy ! Component: 100 - total flux cleaned = 0.00572047 Jy ! Component: 150 - total flux cleaned = 0.00745603 Jy ! Component: 200 - total flux cleaned = 0.00888209 Jy ! Total flux subtracted in 200 components = 0.00888209 Jy ! Clean residual min=-0.002603 max=0.002301 Jy/beam ! Clean residual mean=-0.000014 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.060071 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 32 components and 0.060071 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=0.065847Jy sigma=1.232451 ! Fit after self-cal, rms=0.065787Jy sigma=1.231653 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9436 x 0.9852 at 46.64 degrees (North through East) ! Clean map min=-0.0025816 max=0.047856 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.03 LA 0.81 MK 1.07 ! NL 1.13 OV 0.93 PT 1.05 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.94 LA 0.83 MK 1.06 ! NL 1.08 OV 1.04 PT 1.09 SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.93 LA 0.88 MK 1.04 ! NL 1.15 OV 1.04 PT 1.13 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.96 LA 0.82 MK 1.08 ! NL 1.11 OV 1.03 PT 1.23 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.04 LA 0.78 MK 1.07 ! NL 1.04 OV 1.02 PT 1.11 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.95 LA 0.80 MK 1.07 ! NL 1.10 OV 1.05 PT 1.13 SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.08 LA 0.83 MK 1.02 ! NL 1.04 OV 0.94 PT 1.15 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.09 LA 0.84 MK 1.00 ! NL 1.11 OV 1.04 PT 1.14 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 0.94 LA 0.78 MK 1.06 ! NL 1.09 OV 1.03 PT 1.15 SC 1.14 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.93 LA 0.72 MK 1.10 ! NL 1.16 OV 0.91 PT 1.13 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.91 LA 0.74 MK 0.98 ! NL 1.17 OV 1.03 PT 1.18 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.90 LA 0.80 MK 0.96 ! NL 1.20 OV 0.97 PT 1.12 SC 1.03 ! ! ! Fit before self-cal, rms=0.065787Jy sigma=1.231653 ! Fit after self-cal, rms=0.064587Jy sigma=1.220356 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9557 mas, bmaj=0.9997 mas, bpa=47.23 degrees ! Estimated noise=0.228376 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 = -0.000521144 Jy ! Component: 100 - total flux cleaned = -0.000502345 Jy ! Component: 150 - total flux cleaned = -0.000363142 Jy ! Component: 200 - total flux cleaned = -0.000240434 Jy ! Total flux subtracted in 200 components = -0.000240434 Jy ! Clean residual min=-0.001518 max=0.001513 Jy/beam ! Clean residual mean=-0.000010 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0598305 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.0598305 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=0.064567Jy sigma=1.219867 ! Fit after self-cal, rms=0.065065Jy sigma=1.216891 ! 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=0.065065Jy sigma=1.216891 ! Fit after self-cal, rms=0.067396Jy sigma=1.211774 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9591 mas, bmaj=1.006 mas, bpa=36.92 degrees ! Estimated noise=0.229272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000234102 Jy ! Component: 100 - total flux cleaned = -0.000182392 Jy ! Component: 150 - total flux cleaned = -0.000182548 Jy ! Component: 200 - total flux cleaned = -0.000181976 Jy ! Total flux subtracted in 200 components = -0.000181976 Jy ! Clean residual min=-0.001204 max=0.001333 Jy/beam ! Clean residual mean=-0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0596486 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.0596486 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=0.067386Jy sigma=1.211601 ! Fit after self-cal, rms=0.067806Jy sigma=1.210380 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 (20.4, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124115 Jy ! Component: 100 - total flux cleaned = 0.00157701 Jy ! Component: 150 - total flux cleaned = 0.00187169 Jy ! Component: 200 - total flux cleaned = 0.00212884 Jy ! Total flux subtracted in 200 components = 0.00212884 Jy ! Clean residual min=-0.001095 max=0.001071 Jy/beam ! Clean residual mean=-0.000006 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0617774 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.0617774 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=0.067778Jy sigma=1.209821 ! Fit after self-cal, rms=0.067797Jy sigma=1.209688 ! 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=0.067797Jy sigma=1.209688 ! Fit after self-cal, rms=0.069164Jy sigma=1.209289 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9589 mas, bmaj=1.011 mas, bpa=35.54 degrees ! Estimated noise=0.22907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00050097 Jy ! Component: 100 - total flux cleaned = 0.000737154 Jy ! Component: 150 - total flux cleaned = 0.000876002 Jy ! Component: 200 - total flux cleaned = 0.000953862 Jy ! Total flux subtracted in 200 components = 0.000953862 Jy ! Clean residual min=-0.001050 max=0.001013 Jy/beam ! Clean residual mean=-0.000003 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0627313 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 0.0627312 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=0.069150Jy sigma=1.209061 ! Fit after self-cal, rms=0.069347Jy sigma=1.208893 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 (-2.2, 42.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000746567 Jy ! Component: 100 - total flux cleaned = 0.00082264 Jy ! Component: 150 - total flux cleaned = 0.000925661 Jy ! Component: 200 - total flux cleaned = 0.00105029 Jy ! Total flux subtracted in 200 components = 0.00105029 Jy ! Clean residual min=-0.001007 max=0.001041 Jy/beam ! Clean residual mean=-0.000005 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0637815 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 0.0637815 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=0.069330Jy sigma=1.208618 ! Fit after self-cal, rms=0.069345Jy sigma=1.208500 ! 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=0.069345Jy sigma=1.208500 ! Fit after self-cal, rms=0.070269Jy sigma=1.208345 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=2.304 mas, bpa=72.98 degrees ! Estimated noise=0.303558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393334 Jy ! Component: 100 - total flux cleaned = 0.000665502 Jy ! Component: 150 - total flux cleaned = 0.000787428 Jy ! Component: 200 - total flux cleaned = 0.000852174 Jy ! Total flux subtracted in 200 components = 0.000852174 Jy ! Clean residual min=-0.001084 max=0.001207 Jy/beam ! Clean residual mean=-0.000007 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0646337 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 0.0646337 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=0.070263Jy sigma=1.208305 ! Fit after self-cal, rms=0.070392Jy sigma=1.208200 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 (4, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000430961 Jy ! Component: 100 - total flux cleaned = 0.000251466 Jy ! Component: 150 - total flux cleaned = 0.000174232 Jy ! Component: 200 - total flux cleaned = 0.000141777 Jy ! Total flux subtracted in 200 components = 0.000141777 Jy ! Clean residual min=-0.000999 max=0.000954 Jy/beam ! Clean residual mean=-0.000008 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0647755 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 133 components and 0.0647755 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=0.070377Jy sigma=1.208078 ! Fit after self-cal, rms=0.070394Jy sigma=1.207979 ! 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=0.9593 mas, bmaj=1.013 mas, bpa=35.24 degrees ! Estimated noise=0.228935 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9593 x 1.013 at 35.24 degrees (North through East) ! Clean map min=-0.00088068 max=0.047344 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=0.7381 mas, bmaj=0.7728 mas, bpa=5.479 degrees ! Estimated noise=0.50136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0379625 Jy ! Component: 100 - total flux cleaned = 0.0465727 Jy ! Component: 150 - total flux cleaned = 0.0498535 Jy ! Component: 200 - total flux cleaned = 0.0510345 Jy ! Total flux subtracted in 200 components = 0.0510345 Jy ! Clean residual min=-0.002749 max=0.002308 Jy/beam ! Clean residual mean=-0.000003 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.0510345 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0510345 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9593 mas, bmaj=1.013 mas, bpa=35.24 degrees ! Estimated noise=0.228935 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 = 0.00253703 Jy ! Component: 100 - total flux cleaned = 0.00422549 Jy ! Component: 150 - total flux cleaned = 0.00544497 Jy ! Component: 200 - total flux cleaned = 0.00638395 Jy ! Total flux subtracted in 200 components = 0.00638395 Jy ! Clean residual min=-0.001234 max=0.001037 Jy/beam ! Clean residual mean=-0.000008 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0574185 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 48 components and 0.0574185 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.924 mas, bmaj=2.304 mas, bpa=72.98 degrees ! Estimated noise=0.303558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117004 Jy ! Component: 100 - total flux cleaned = 0.00190623 Jy ! Component: 150 - total flux cleaned = 0.00241034 Jy ! Component: 200 - total flux cleaned = 0.00278531 Jy ! Total flux subtracted in 200 components = 0.00278531 Jy ! Clean residual min=-0.001142 max=0.001210 Jy/beam ! Clean residual mean=-0.000014 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0602038 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 = 0.000342958 Jy ! Component: 100 - total flux cleaned = 0.000613489 Jy ! Component: 150 - total flux cleaned = 0.000720641 Jy ! Component: 200 - total flux cleaned = 0.000873529 Jy ! Total flux subtracted in 200 components = 0.000873529 Jy ! Clean residual min=-0.000991 max=0.001047 Jy/beam ! Clean residual mean=-0.000009 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0610773 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 111 components and 0.0610773 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9593 mas, bmaj=1.013 mas, bpa=35.24 degrees ! Estimated noise=0.228935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000333246 Jy ! Component: 100 - total flux cleaned = 0.000492545 Jy ! Component: 150 - total flux cleaned = 0.000637588 Jy ! Component: 200 - total flux cleaned = 0.000750407 Jy ! Total flux subtracted in 200 components = 0.000750407 Jy ! Clean residual min=-0.000997 max=0.000969 Jy/beam ! Clean residual mean=-0.000004 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0618277 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 146 components and 0.0618277 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=0.070398Jy sigma=1.208212 ! Fit after self-cal, rms=0.070399Jy sigma=1.208054 wmodel J1730+6025_X_a_map.mod ! Writing 146 model components to file: J1730+6025_X_a_map.mod wobs J1730+6025_X_a_uvs.fits ! Writing UV FITS file: J1730+6025_X_a_uvs.fits wwins J1730+6025_X_a_map.win ! wwins: Wrote 6 windows to J1730+6025_X_a_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 = -0.000188767 Jy ! Component: 100 - total flux cleaned = -0.000241099 Jy ! Component: 150 - total flux cleaned = -0.000274795 Jy ! Component: 200 - total flux cleaned = -0.000355287 Jy ! Component: 250 - total flux cleaned = -0.000480037 Jy ! Component: 300 - total flux cleaned = -0.000571192 Jy ! Component: 350 - total flux cleaned = -0.000689976 Jy ! Component: 400 - total flux cleaned = -0.000806201 Jy ! Component: 450 - total flux cleaned = -0.000905906 Jy ! Component: 500 - total flux cleaned = -0.000990068 Jy ! Component: 550 - total flux cleaned = -0.00111368 Jy ! Component: 600 - total flux cleaned = -0.00122159 Jy ! Component: 650 - total flux cleaned = -0.00130145 Jy ! Component: 700 - total flux cleaned = -0.00141898 Jy ! Component: 750 - total flux cleaned = -0.00152206 Jy ! Component: 800 - total flux cleaned = -0.00163645 Jy ! Component: 850 - total flux cleaned = -0.00171159 Jy ! Component: 900 - total flux cleaned = -0.00178591 Jy ! Component: 950 - total flux cleaned = -0.00189606 Jy ! Component: 1000 - total flux cleaned = -0.00196885 Jy ! Component: 1050 - total flux cleaned = -0.00206458 Jy ! Component: 1100 - total flux cleaned = -0.00213561 Jy ! Component: 1150 - total flux cleaned = -0.0022059 Jy ! Component: 1200 - total flux cleaned = -0.00228702 Jy ! Component: 1250 - total flux cleaned = -0.00233291 Jy ! Component: 1300 - total flux cleaned = -0.00243532 Jy ! Component: 1350 - total flux cleaned = -0.00252532 Jy ! Component: 1400 - total flux cleaned = -0.00255882 Jy ! Component: 1450 - total flux cleaned = -0.00261399 Jy ! Component: 1500 - total flux cleaned = -0.00263586 Jy ! Component: 1550 - total flux cleaned = -0.00271178 Jy ! Component: 1600 - total flux cleaned = -0.00276562 Jy ! Component: 1650 - total flux cleaned = -0.0028508 Jy ! Component: 1700 - total flux cleaned = -0.00289296 Jy ! Component: 1750 - total flux cleaned = -0.00294552 Jy ! Component: 1800 - total flux cleaned = -0.00296616 Jy ! Component: 1850 - total flux cleaned = -0.00304884 Jy ! Component: 1900 - total flux cleaned = -0.00304883 Jy ! Component: 1950 - total flux cleaned = -0.00307936 Jy ! Component: 2000 - total flux cleaned = -0.00317015 Jy ! Component: 2050 - total flux cleaned = -0.0032303 Jy ! Component: 2100 - total flux cleaned = -0.00328992 Jy ! Component: 2150 - total flux cleaned = -0.00330978 Jy ! Component: 2200 - total flux cleaned = -0.00336867 Jy ! Component: 2250 - total flux cleaned = -0.00340773 Jy ! Component: 2300 - total flux cleaned = -0.00343683 Jy ! Component: 2350 - total flux cleaned = -0.00351371 Jy ! Component: 2400 - total flux cleaned = -0.00354235 Jy ! Component: 2450 - total flux cleaned = -0.00358021 Jy ! Component: 2500 - total flux cleaned = -0.00360846 Jy ! Component: 2550 - total flux cleaned = -0.00362727 Jy ! Component: 2600 - total flux cleaned = -0.00369257 Jy ! Component: 2650 - total flux cleaned = -0.00375731 Jy ! Component: 2700 - total flux cleaned = -0.00376654 Jy ! Component: 2750 - total flux cleaned = -0.00382149 Jy ! Component: 2800 - total flux cleaned = -0.00389421 Jy ! Component: 2850 - total flux cleaned = -0.00397564 Jy ! Component: 2900 - total flux cleaned = -0.00402963 Jy ! Component: 2950 - total flux cleaned = -0.00411016 Jy ! Component: 3000 - total flux cleaned = -0.00416355 Jy ! Component: 3050 - total flux cleaned = -0.0042166 Jy ! Component: 3100 - total flux cleaned = -0.00431329 Jy ! Component: 3150 - total flux cleaned = -0.00433953 Jy ! Component: 3200 - total flux cleaned = -0.00442648 Jy ! Component: 3250 - total flux cleaned = -0.0044697 Jy ! Component: 3300 - total flux cleaned = -0.0045214 Jy ! Component: 3350 - total flux cleaned = -0.0045985 Jy ! Component: 3400 - total flux cleaned = -0.00468369 Jy ! Component: 3450 - total flux cleaned = -0.00474298 Jy ! Component: 3500 - total flux cleaned = -0.00474301 Jy ! Component: 3550 - total flux cleaned = -0.00484376 Jy ! Component: 3600 - total flux cleaned = -0.00490222 Jy ! Component: 3650 - total flux cleaned = -0.00493546 Jy ! Component: 3700 - total flux cleaned = -0.00501819 Jy ! Component: 3750 - total flux cleaned = -0.00507577 Jy ! Component: 3800 - total flux cleaned = -0.00513317 Jy ! Component: 3850 - total flux cleaned = -0.00522285 Jy ! Component: 3900 - total flux cleaned = -0.00527963 Jy ! Component: 3950 - total flux cleaned = -0.00532 Jy ! Component: 4000 - total flux cleaned = -0.00537627 Jy ! Component: 4050 - total flux cleaned = -0.00544832 Jy ! Total flux subtracted in 4096 components = -0.00551212 Jy ! Clean residual min=-0.000595 max=0.000506 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0563156 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 435 components and 0.0563156 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1730+6025_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9593 x 1.013 at 35.24 degrees (North through East) ! Clean map min=-0.00075704 max=0.047316 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1730+6025_X_a_map.fits wmodel /vlbi/uf001/uva//J1730+6025_X_a_map.mod ! Writing 435 model components to file: /vlbi/uf001/uva//J1730+6025_X_a_map.mod wobs /vlbi/uf001/uva//J1730+6025_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1730+6025_X_a_uvs.fits wwins /vlbi/uf001/uva//J1730+6025_X_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1730+6025_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0473157 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127928 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.811113 0.811113 1.62223 3.24445 6.4889 12.9778 25.9556 51.9112 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 369.862 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1730+6025_X_a_dfm.log closed on Mon Jan 14 04:13:48 2019