! Started logfile: /vlbi/bp222/maps//J1258-2219_X_dfm.log on Thu Sep 27 11:09:04 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J1258-2219_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1258-2219_X_uva.fits ! AN table 1: 14 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.962585 visibilities/baseline/integration-bin. ! Found source: J1258-2219 ! ! 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 108 lines of history. ! ! Reading 3396 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 J1258-2219_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.101881Jy sigma=15.030602 ! Fit after self-cal, rms=0.592256Jy sigma=7.917540 ! 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=0.6578 mas, bmaj=3.171 mas, bpa=-14.09 degrees ! Estimated noise=1.57436 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 = 0.320766 Jy ! Component: 100 - total flux cleaned = 0.398149 Jy ! Total flux subtracted in 100 components = 0.398149 Jy ! Clean residual min=-0.024273 max=0.040529 Jy/beam ! Clean residual mean=0.000005 rms=0.007456 Jy/beam ! Combined flux in latest and established models = 0.398149 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.398149 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=0.106956Jy sigma=1.305736 ! Fit after self-cal, rms=0.106305Jy sigma=1.297884 ! 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=0.8426 mas, bmaj=3.354 mas, bpa=-12.96 degrees ! Estimated noise=0.946163 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 = 0.0457136 Jy ! Component: 100 - total flux cleaned = 0.0728681 Jy ! Component: 150 - total flux cleaned = 0.090633 Jy ! Component: 200 - total flux cleaned = 0.102705 Jy ! Total flux subtracted in 200 components = 0.102705 Jy ! Clean residual min=-0.015439 max=0.017240 Jy/beam ! Clean residual mean=0.000003 rms=0.004033 Jy/beam ! Combined flux in latest and established models = 0.500854 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 28 components and 0.500854 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=0.085783Jy sigma=0.893376 ! Fit after self-cal, rms=0.084016Jy sigma=0.883642 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8426 x 3.354 at -12.96 degrees (North through East) ! Clean map min=-0.01376 max=0.42633 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.20 KP 1.01 ! MK 1.02 NL 0.92 OV 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.16 KP 0.99 ! MK 1.03 NL 0.90 OV 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.11 KP 1.01 ! MK 1.02 NL 0.91 OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.14 KP 1.00 ! MK 1.02 NL 0.91 OV 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.10 KP 1.00 ! MK 1.04 NL 0.92 OV 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.14 KP 1.01 ! MK 0.99 NL 0.90 OV 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.06 KP 1.00 ! MK 1.01 NL 0.93 OV 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.12 KP 1.01 ! MK 1.02 NL 0.90 OV 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.10 KP 0.99 ! MK 1.02 NL 0.92 OV 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.09 KP 1.00 ! MK 1.03 NL 0.91 OV 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.08 KP 1.01 ! MK 1.02 NL 0.89 OV 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.09 KP 0.99 ! MK 1.03 NL 0.92 OV 0.97 ! ! ! Fit before self-cal, rms=0.084016Jy sigma=0.883642 ! Fit after self-cal, rms=0.080138Jy sigma=0.811447 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8569 mas, bmaj=3.377 mas, bpa=-13.06 degrees ! Estimated noise=0.940521 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 (1.6, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125309 Jy ! Component: 100 - total flux cleaned = 0.0180038 Jy ! Component: 150 - total flux cleaned = 0.0217854 Jy ! Component: 200 - total flux cleaned = 0.0247739 Jy ! Total flux subtracted in 200 components = 0.0247739 Jy ! Clean residual min=-0.004550 max=0.004074 Jy/beam ! Clean residual mean=-0.000002 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.525628 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 56 components and 0.525628 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=0.078031Jy sigma=0.774973 ! Fit after self-cal, rms=0.077921Jy sigma=0.774104 ! 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=0.077921Jy sigma=0.774104 ! Fit after self-cal, rms=0.077856Jy sigma=0.773386 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8578 mas, bmaj=3.38 mas, bpa=-13.07 degrees ! Estimated noise=0.936752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432506 Jy ! Component: 100 - total flux cleaned = 0.00171774 Jy ! Component: 150 - total flux cleaned = 0.00272634 Jy ! Component: 200 - total flux cleaned = 0.00330738 Jy ! Total flux subtracted in 200 components = 0.00330738 Jy ! Clean residual min=-0.003717 max=0.003447 Jy/beam ! Clean residual mean=-0.000001 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.528935 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.528935 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=0.077555Jy sigma=0.771226 ! Fit after self-cal, rms=0.077500Jy sigma=0.770920 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 = 6.79763e-05 Jy ! Component: 100 - total flux cleaned = 0.00111696 Jy ! Component: 150 - total flux cleaned = 0.00175217 Jy ! Component: 200 - total flux cleaned = 0.00215326 Jy ! Total flux subtracted in 200 components = 0.00215326 Jy ! Clean residual min=-0.003232 max=0.003280 Jy/beam ! Clean residual mean=-0.000001 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.531088 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.531088 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=0.077358Jy sigma=0.770216 ! Fit after self-cal, rms=0.077319Jy sigma=0.770035 ! 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=0.077319Jy sigma=0.770035 ! Fit after self-cal, rms=0.077508Jy sigma=0.769727 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8579 mas, bmaj=3.383 mas, bpa=-13.09 degrees ! Estimated noise=0.936074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000992821 Jy ! Component: 100 - total flux cleaned = -0.000958258 Jy ! Component: 150 - total flux cleaned = -0.000647684 Jy ! Component: 200 - total flux cleaned = -0.000501122 Jy ! Total flux subtracted in 200 components = -0.000501122 Jy ! Clean residual min=-0.002621 max=0.003111 Jy/beam ! Clean residual mean=-0.000001 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.530587 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.530587 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=0.077396Jy sigma=0.769265 ! Fit after self-cal, rms=0.077374Jy sigma=0.769140 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 = -0.000225884 Jy ! Component: 100 - total flux cleaned = -0.00019111 Jy ! Component: 150 - total flux cleaned = -3.07199e-05 Jy ! Component: 200 - total flux cleaned = 2.94234e-05 Jy ! Total flux subtracted in 200 components = 2.94234e-05 Jy ! Clean residual min=-0.002602 max=0.003057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.530617 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.530617 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=0.077322Jy sigma=0.768853 ! Fit after self-cal, rms=0.077305Jy sigma=0.768786 ! 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=0.077305Jy sigma=0.768786 ! Fit after self-cal, rms=0.077443Jy sigma=0.768654 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.902 mas, bmaj=4.814 mas, bpa=6.354 degrees ! Estimated noise=1.08823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000643327 Jy ! Component: 100 - total flux cleaned = -0.000920596 Jy ! Component: 150 - total flux cleaned = -0.00124975 Jy ! Component: 200 - total flux cleaned = -0.00153023 Jy ! Total flux subtracted in 200 components = -0.00153023 Jy ! Clean residual min=-0.002645 max=0.003065 Jy/beam ! Clean residual mean=-0.000002 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.529087 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 109 components and 0.529086 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=0.077414Jy sigma=0.768615 ! Fit after self-cal, rms=0.077405Jy sigma=0.768508 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 = -0.000203265 Jy ! Component: 100 - total flux cleaned = -0.000428351 Jy ! Component: 150 - total flux cleaned = -0.00066973 Jy ! Component: 200 - total flux cleaned = -0.00089261 Jy ! Total flux subtracted in 200 components = -0.00089261 Jy ! Clean residual min=-0.002485 max=0.002960 Jy/beam ! Clean residual mean=-0.000001 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.528194 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 122 components and 0.528194 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=0.077393Jy sigma=0.768495 ! Fit after self-cal, rms=0.077386Jy sigma=0.768430 ! 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=0.8579 mas, bmaj=3.385 mas, bpa=-13.11 degrees ! Estimated noise=0.935492 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8579 x 3.385 at -13.11 degrees (North through East) ! Clean map min=-0.0023589 max=0.42181 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=0.6705 mas, bmaj=3.199 mas, bpa=-14.3 degrees ! Estimated noise=1.57446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.320545 Jy ! Component: 100 - total flux cleaned = 0.39583 Jy ! Component: 150 - total flux cleaned = 0.429299 Jy ! Component: 200 - total flux cleaned = 0.450259 Jy ! Total flux subtracted in 200 components = 0.450259 Jy ! Clean residual min=-0.010448 max=0.012610 Jy/beam ! Clean residual mean=0.000002 rms=0.003272 Jy/beam ! Combined flux in latest and established models = 0.45026 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.45026 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8579 mas, bmaj=3.385 mas, bpa=-13.11 degrees ! Estimated noise=0.935492 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 = 0.0205214 Jy ! Component: 100 - total flux cleaned = 0.0330686 Jy ! Component: 150 - total flux cleaned = 0.0417311 Jy ! Component: 200 - total flux cleaned = 0.0480472 Jy ! Total flux subtracted in 200 components = 0.0480472 Jy ! Clean residual min=-0.005231 max=0.005544 Jy/beam ! Clean residual mean=0.000001 rms=0.001687 Jy/beam ! Combined flux in latest and established models = 0.498307 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 50 components and 0.498307 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=1.902 mas, bmaj=4.814 mas, bpa=6.354 degrees ! Estimated noise=1.08823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00674882 Jy ! Component: 100 - total flux cleaned = 0.0108094 Jy ! Component: 150 - total flux cleaned = 0.0140271 Jy ! Component: 200 - total flux cleaned = 0.0164548 Jy ! Total flux subtracted in 200 components = 0.0164548 Jy ! Clean residual min=-0.004294 max=0.003035 Jy/beam ! Clean residual mean=-0.000001 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.514762 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 = 0.00187108 Jy ! Component: 100 - total flux cleaned = 0.00340001 Jy ! Component: 150 - total flux cleaned = 0.00467237 Jy ! Component: 200 - total flux cleaned = 0.0057454 Jy ! Total flux subtracted in 200 components = 0.0057454 Jy ! Clean residual min=-0.003235 max=0.002662 Jy/beam ! Clean residual mean=-0.000002 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.520507 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 115 components and 0.520507 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8579 mas, bmaj=3.385 mas, bpa=-13.11 degrees ! Estimated noise=0.935492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000870038 Jy ! Component: 100 - total flux cleaned = 0.00183228 Jy ! Component: 150 - total flux cleaned = 0.0025988 Jy ! Component: 200 - total flux cleaned = 0.00326514 Jy ! Total flux subtracted in 200 components = 0.00326514 Jy ! Clean residual min=-0.002768 max=0.002995 Jy/beam ! Clean residual mean=-0.000001 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.523772 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 129 components and 0.523772 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=0.077484Jy sigma=0.769571 ! Fit after self-cal, rms=0.077468Jy sigma=0.769458 wmodel J1258-2219_X_map.mod ! Writing 129 model components to file: J1258-2219_X_map.mod wobs J1258-2219_X_uvs.fits ! Writing UV FITS file: J1258-2219_X_uvs.fits wwins J1258-2219_X_map.win ! wwins: Wrote 2 windows to J1258-2219_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 = 0.000836342 Jy ! Component: 100 - total flux cleaned = 0.000790414 Jy ! Component: 150 - total flux cleaned = 0.00078847 Jy ! Component: 200 - total flux cleaned = 0.00075077 Jy ! Component: 250 - total flux cleaned = 0.000714085 Jy ! Component: 300 - total flux cleaned = 0.000784616 Jy ! Component: 350 - total flux cleaned = 0.000851534 Jy ! Component: 400 - total flux cleaned = 0.000946028 Jy ! Component: 450 - total flux cleaned = 0.00103685 Jy ! Component: 500 - total flux cleaned = 0.0012116 Jy ! Component: 550 - total flux cleaned = 0.00135232 Jy ! Component: 600 - total flux cleaned = 0.00157156 Jy ! Component: 650 - total flux cleaned = 0.00165165 Jy ! Component: 700 - total flux cleaned = 0.00172956 Jy ! Component: 750 - total flux cleaned = 0.00167907 Jy ! Component: 800 - total flux cleaned = 0.00172862 Jy ! Component: 850 - total flux cleaned = 0.00177661 Jy ! Component: 900 - total flux cleaned = 0.00170519 Jy ! Component: 950 - total flux cleaned = 0.00168229 Jy ! Component: 1000 - total flux cleaned = 0.0016821 Jy ! Component: 1050 - total flux cleaned = 0.00163669 Jy ! Component: 1100 - total flux cleaned = 0.00154754 Jy ! Component: 1150 - total flux cleaned = 0.00148195 Jy ! Component: 1200 - total flux cleaned = 0.0014606 Jy ! Component: 1250 - total flux cleaned = 0.00141822 Jy ! Component: 1300 - total flux cleaned = 0.00137632 Jy ! Component: 1350 - total flux cleaned = 0.00129442 Jy ! Component: 1400 - total flux cleaned = 0.00131449 Jy ! Component: 1450 - total flux cleaned = 0.00133425 Jy ! Component: 1500 - total flux cleaned = 0.00131418 Jy ! Component: 1550 - total flux cleaned = 0.00127541 Jy ! Component: 1600 - total flux cleaned = 0.00127526 Jy ! Component: 1650 - total flux cleaned = 0.00121893 Jy ! Component: 1700 - total flux cleaned = 0.00123742 Jy ! Component: 1750 - total flux cleaned = 0.00125564 Jy ! Component: 1800 - total flux cleaned = 0.00123764 Jy ! Component: 1850 - total flux cleaned = 0.00118452 Jy ! Component: 1900 - total flux cleaned = 0.00114972 Jy ! Component: 1950 - total flux cleaned = 0.0011843 Jy ! Component: 2000 - total flux cleaned = 0.00113264 Jy ! Component: 2050 - total flux cleaned = 0.00111561 Jy ! Component: 2100 - total flux cleaned = 0.0011155 Jy ! Component: 2150 - total flux cleaned = 0.000999685 Jy ! Component: 2200 - total flux cleaned = 0.000983444 Jy ! Component: 2250 - total flux cleaned = 0.000934872 Jy ! Component: 2300 - total flux cleaned = 0.000870861 Jy ! Component: 2350 - total flux cleaned = 0.000854793 Jy ! Component: 2400 - total flux cleaned = 0.000776303 Jy ! Component: 2450 - total flux cleaned = 0.000745279 Jy ! Component: 2500 - total flux cleaned = 0.000699124 Jy ! Component: 2550 - total flux cleaned = 0.000668677 Jy ! Component: 2600 - total flux cleaned = 0.000608256 Jy ! Component: 2650 - total flux cleaned = 0.000563356 Jy ! Component: 2700 - total flux cleaned = 0.000518863 Jy ! Component: 2750 - total flux cleaned = 0.000445226 Jy ! Component: 2800 - total flux cleaned = 0.000386896 Jy ! Component: 2850 - total flux cleaned = 0.000343383 Jy ! Component: 2900 - total flux cleaned = 0.000257123 Jy ! Component: 2950 - total flux cleaned = 0.000185806 Jy ! Component: 3000 - total flux cleaned = 0.00010106 Jy ! Component: 3050 - total flux cleaned = 4.49537e-05 Jy ! Component: 3100 - total flux cleaned = -1.08451e-05 Jy ! Component: 3150 - total flux cleaned = -9.38125e-05 Jy ! Component: 3200 - total flux cleaned = -0.000134903 Jy ! Component: 3250 - total flux cleaned = -0.000175697 Jy ! Component: 3300 - total flux cleaned = -0.000229858 Jy ! Component: 3350 - total flux cleaned = -0.000243365 Jy ! Component: 3400 - total flux cleaned = -0.000310294 Jy ! Component: 3450 - total flux cleaned = -0.000336878 Jy ! Component: 3500 - total flux cleaned = -0.00037657 Jy ! Component: 3550 - total flux cleaned = -0.000389642 Jy ! Component: 3600 - total flux cleaned = -0.000415852 Jy ! Component: 3650 - total flux cleaned = -0.0004809 Jy ! Component: 3700 - total flux cleaned = -0.000506773 Jy ! Component: 3750 - total flux cleaned = -0.0005453 Jy ! Component: 3800 - total flux cleaned = -0.000558103 Jy ! Component: 3850 - total flux cleaned = -0.000596316 Jy ! Component: 3900 - total flux cleaned = -0.000583592 Jy ! Component: 3950 - total flux cleaned = -0.000596265 Jy ! Component: 4000 - total flux cleaned = -0.000608822 Jy ! Component: 4050 - total flux cleaned = -0.000608807 Jy ! Total flux subtracted in 4096 components = -0.000621283 Jy ! Clean residual min=-0.000887 max=0.000649 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.523151 Jy keep ! Adding 213 model components to the UV plane model. ! The established model now contains 342 components and 0.523151 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1258-2219_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8579 x 3.385 at -13.11 degrees (North through East) ! Clean map min=-0.0018301 max=0.42585 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1258-2219_X_map.fits wmodel /vlbi/bp222/maps//J1258-2219_X_map.mod ! Writing 342 model components to file: /vlbi/bp222/maps//J1258-2219_X_map.mod wobs /vlbi/bp222/maps//J1258-2219_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1258-2219_X_uvs.fits wwins /vlbi/bp222/maps//J1258-2219_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1258-2219_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.425848 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000212118 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149432 0.149432 0.298865 0.597729 1.19546 2.39092 4.78184 9.56367 19.1273 38.2547 76.5094 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.425 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2007.6 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1258-2219_X_dfm.log closed on Thu Sep 27 11:09:08 2018