! Started logfile: /vlbi/uf001/uva//J2247+0000_X_dfm.log on Mon Jan 14 06:23:20 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//J2247+0000_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2247+0000_X_uva.fits ! AN table 1: 42 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.947846 visibilities/baseline/integration-bin. ! Found source: J2247+0000 ! ! 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 10032 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 J2247+0000_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.141630Jy sigma=22.305190 ! Fit after self-cal, rms=0.490198Jy sigma=9.881554 ! 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=1.298 mas, bmaj=5.544 mas, bpa=-15 degrees ! Estimated noise=0.614723 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 = 0.386348 Jy ! Component: 100 - total flux cleaned = 0.476942 Jy ! Total flux subtracted in 100 components = 0.476942 Jy ! Clean residual min=-0.033146 max=0.036241 Jy/beam ! Clean residual mean=-0.000002 rms=0.007197 Jy/beam ! Combined flux in latest and established models = 0.476942 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.476942 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=0.120420Jy sigma=2.283307 ! Fit after self-cal, rms=0.120228Jy sigma=2.279739 ! 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=1.521 mas, bmaj=5.862 mas, bpa=-13.88 degrees ! Estimated noise=0.393975 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 = 0.0569991 Jy ! Component: 100 - total flux cleaned = 0.0859566 Jy ! Component: 150 - total flux cleaned = 0.106101 Jy ! Component: 200 - total flux cleaned = 0.121277 Jy ! Total flux subtracted in 200 components = 0.121277 Jy ! Clean residual min=-0.022052 max=0.022442 Jy/beam ! Clean residual mean=-0.000014 rms=0.005813 Jy/beam ! Combined flux in latest and established models = 0.598219 Jy ! Performing phase self-cal ! Adding 70 model components to the UV plane model. ! The established model now contains 79 components and 0.598219 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=0.085924Jy sigma=1.696074 ! Fit after self-cal, rms=0.085318Jy sigma=1.679852 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.521 x 5.862 at -13.88 degrees (North through East) ! Clean map min=-0.019581 max=0.51154 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 0.98 KP 0.97 LA 0.98 ! NL 1.07 OV 0.97 PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 0.99 KP 0.97 LA 0.97 ! NL 1.07 OV 0.97 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 0.99 KP 0.97 LA 0.96 ! NL 1.06 OV 0.96 PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 1.00 KP 0.98 LA 0.98 ! NL 1.06 OV 0.97 PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 0.99 KP 0.97 LA 0.98 ! NL 1.07 OV 0.98 PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.01 KP 0.98 LA 0.97 ! NL 1.07 OV 0.98 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.00 KP 0.98 LA 0.98 ! NL 1.05 OV 0.97 PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.00 KP 0.98 LA 0.97 ! NL 1.07 OV 0.97 PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.00 KP 0.96 LA 0.99 ! NL 1.07 OV 0.98 PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.00 KP 0.98 LA 0.98 ! NL 1.06 OV 0.97 PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.00 KP 0.97 LA 0.98 ! NL 1.06 OV 0.98 PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 1.02 KP 0.97 LA 0.98 ! NL 1.07 OV 0.97 PT 0.91 ! ! ! Fit before self-cal, rms=0.085318Jy sigma=1.679852 ! Fit after self-cal, rms=0.078845Jy sigma=1.494940 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.52 mas, bmaj=5.983 mas, bpa=-13.66 degrees ! Estimated noise=0.392649 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 = 0.000547931 Jy ! Component: 100 - total flux cleaned = -0.00289956 Jy ! Component: 150 - total flux cleaned = -0.00499752 Jy ! Component: 200 - total flux cleaned = -0.00594609 Jy ! Total flux subtracted in 200 components = -0.00594609 Jy ! Clean residual min=-0.018685 max=0.016074 Jy/beam ! Clean residual mean=-0.000006 rms=0.004538 Jy/beam ! Combined flux in latest and established models = 0.592273 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 0.592273 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=0.077066Jy sigma=1.468871 ! Fit after self-cal, rms=0.077012Jy sigma=1.466634 ! 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=0.077012Jy sigma=1.466634 ! Fit after self-cal, rms=0.074689Jy sigma=1.378227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.528 mas, bmaj=5.945 mas, bpa=-13.59 degrees ! Estimated noise=0.392585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000912716 Jy ! Component: 100 - total flux cleaned = -0.00132222 Jy ! Component: 150 - total flux cleaned = -0.00144751 Jy ! Component: 200 - total flux cleaned = -0.00166321 Jy ! Total flux subtracted in 200 components = -0.00166321 Jy ! Clean residual min=-0.015475 max=0.015065 Jy/beam ! Clean residual mean=-0.000004 rms=0.003923 Jy/beam ! Combined flux in latest and established models = 0.59061 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 0.59061 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=0.074190Jy sigma=1.367460 ! Fit after self-cal, rms=0.074190Jy sigma=1.366711 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.30463e-05 Jy ! Component: 100 - total flux cleaned = -0.000137517 Jy ! Component: 150 - total flux cleaned = 3.5764e-05 Jy ! Component: 200 - total flux cleaned = 3.50521e-05 Jy ! Total flux subtracted in 200 components = 3.50521e-05 Jy ! Clean residual min=-0.015618 max=0.014313 Jy/beam ! Clean residual mean=-0.000004 rms=0.003906 Jy/beam ! Combined flux in latest and established models = 0.590645 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 118 components and 0.590645 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=0.073966Jy sigma=1.362644 ! Fit after self-cal, rms=0.073967Jy sigma=1.362326 ! 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=0.073967Jy sigma=1.362326 ! Fit after self-cal, rms=0.057394Jy sigma=1.078521 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=5.946 mas, bpa=-13.6 degrees ! Estimated noise=0.39261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00291369 Jy ! Component: 100 - total flux cleaned = -0.00322742 Jy ! Component: 150 - total flux cleaned = -0.00322981 Jy ! Component: 200 - total flux cleaned = -0.00316943 Jy ! Total flux subtracted in 200 components = -0.00316943 Jy ! Clean residual min=-0.006074 max=0.013942 Jy/beam ! Clean residual mean=-0.000002 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 0.587475 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.587475 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=0.057170Jy sigma=1.073809 ! Fit after self-cal, rms=0.057207Jy sigma=1.073432 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 (-3.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00872329 Jy ! Component: 100 - total flux cleaned = 0.0107004 Jy ! Component: 150 - total flux cleaned = 0.0122468 Jy ! Component: 200 - total flux cleaned = 0.0122448 Jy ! Total flux subtracted in 200 components = 0.0122448 Jy ! Clean residual min=-0.004173 max=0.004166 Jy/beam ! Clean residual mean=-0.000002 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.59972 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 149 components and 0.59972 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=0.054885Jy sigma=1.025859 ! Fit after self-cal, rms=0.054762Jy sigma=1.023719 ! 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=0.054762Jy sigma=1.023719 ! Fit after self-cal, rms=0.054592Jy sigma=1.020552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.362 mas, bmaj=5.761 mas, bpa=-13.63 degrees ! Estimated noise=0.425116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00303897 Jy ! Component: 100 - total flux cleaned = 0.00377024 Jy ! Component: 150 - total flux cleaned = 0.00383583 Jy ! Component: 200 - total flux cleaned = 0.00402136 Jy ! Total flux subtracted in 200 components = 0.00402136 Jy ! Clean residual min=-0.003190 max=0.002853 Jy/beam ! Clean residual mean=-0.000002 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.603741 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 174 components and 0.603741 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=0.054288Jy sigma=1.015345 ! Fit after self-cal, rms=0.054265Jy sigma=1.014960 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 = 0.000270193 Jy ! Component: 100 - total flux cleaned = 0.000375454 Jy ! Component: 150 - total flux cleaned = 0.000423292 Jy ! Component: 200 - total flux cleaned = 0.000379796 Jy ! Total flux subtracted in 200 components = 0.000379796 Jy ! Clean residual min=-0.003247 max=0.002719 Jy/beam ! Clean residual mean=-0.000001 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.604121 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 189 components and 0.604121 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=0.054179Jy sigma=1.013623 ! Fit after self-cal, rms=0.054169Jy sigma=1.013526 ! 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=1.53 mas, bmaj=5.941 mas, bpa=-13.56 degrees ! Estimated noise=0.391837 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.53 x 5.941 at -13.56 degrees (North through East) ! Clean map min=-0.0030358 max=0.5088 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 ! Performing amp+phase self-cal ! ! 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=0.054169Jy sigma=1.013526 ! Fit after self-cal, rms=0.049547Jy sigma=0.908950 ! Inverting map and beam ! Estimated beam: bmin=1.531 mas, bmaj=5.938 mas, bpa=-13.54 degrees ! Estimated noise=0.391753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00068591 Jy ! Component: 100 - total flux cleaned = 0.000686464 Jy ! Component: 150 - total flux cleaned = 0.00063121 Jy ! Component: 200 - total flux cleaned = 0.000581403 Jy ! Total flux subtracted in 200 components = 0.000581403 Jy ! Clean residual min=-0.002644 max=0.001984 Jy/beam ! Clean residual mean=-0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.604702 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 204 components and 0.604702 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=0.049407Jy sigma=0.906357 ! Fit after self-cal, rms=0.049399Jy sigma=0.906292 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.66325e-06 Jy ! Component: 100 - total flux cleaned = -1.41335e-06 Jy ! Component: 150 - total flux cleaned = -3.89172e-05 Jy ! Component: 200 - total flux cleaned = -7.39496e-05 Jy ! Total flux subtracted in 200 components = -7.39496e-05 Jy ! Clean residual min=-0.002450 max=0.001935 Jy/beam ! Clean residual mean=-0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.604628 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 219 components and 0.604628 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=0.049331Jy sigma=0.905198 ! Fit after self-cal, rms=0.049328Jy sigma=0.905146 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.049328Jy sigma=0.905146 ! Fit after self-cal, rms=0.049302Jy sigma=0.904897 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=1.301 mas, bmaj=5.615 mas, bpa=-14.64 degrees ! Estimated noise=0.619699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.389224 Jy ! Component: 100 - total flux cleaned = 0.483637 Jy ! Component: 150 - total flux cleaned = 0.525791 Jy ! Component: 200 - total flux cleaned = 0.549769 Jy ! Total flux subtracted in 200 components = 0.549769 Jy ! Clean residual min=-0.010419 max=0.012658 Jy/beam ! Clean residual mean=0.000001 rms=0.002184 Jy/beam ! Combined flux in latest and established models = 0.549769 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.549769 Jy ! Inverting map and beam ! Estimated beam: bmin=1.531 mas, bmaj=5.936 mas, bpa=-13.53 degrees ! Estimated noise=0.391527 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 = 0.0203515 Jy ! Component: 100 - total flux cleaned = 0.031787 Jy ! Component: 150 - total flux cleaned = 0.0386919 Jy ! Component: 200 - total flux cleaned = 0.043446 Jy ! Total flux subtracted in 200 components = 0.043446 Jy ! Clean residual min=-0.004175 max=0.004374 Jy/beam ! Clean residual mean=-0.000001 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 0.593215 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.593216 Jy ! Inverting map ! Added new window around map position (5.2, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270834 Jy ! Component: 100 - total flux cleaned = 0.00508893 Jy ! Component: 150 - total flux cleaned = 0.0066756 Jy ! Component: 200 - total flux cleaned = 0.00769832 Jy ! Total flux subtracted in 200 components = 0.00769832 Jy ! Clean residual min=-0.002749 max=0.002061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.600914 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 89 components and 0.600914 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=2.362 mas, bmaj=5.757 mas, bpa=-13.57 degrees ! Estimated noise=0.42468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160227 Jy ! Component: 100 - total flux cleaned = 0.00256386 Jy ! Component: 150 - total flux cleaned = 0.00331005 Jy ! Component: 200 - total flux cleaned = 0.00384031 Jy ! Total flux subtracted in 200 components = 0.00384031 Jy ! Clean residual min=-0.002309 max=0.002341 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.604754 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 = 0.000310668 Jy ! Component: 100 - total flux cleaned = 0.000497494 Jy ! Component: 150 - total flux cleaned = 0.000709003 Jy ! Component: 200 - total flux cleaned = 0.000822585 Jy ! Total flux subtracted in 200 components = 0.000822585 Jy ! Clean residual min=-0.002175 max=0.002342 Jy/beam ! Clean residual mean=-0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.605577 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 152 components and 0.605577 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.531 mas, bmaj=5.936 mas, bpa=-13.53 degrees ! Estimated noise=0.391527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000610503 Jy ! Component: 100 - total flux cleaned = -0.000657825 Jy ! Component: 150 - total flux cleaned = -0.000466727 Jy ! Component: 200 - total flux cleaned = -0.000329365 Jy ! Total flux subtracted in 200 components = -0.000329365 Jy ! Clean residual min=-0.001998 max=0.001862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.605247 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 168 components and 0.605247 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=0.049185Jy sigma=0.902998 ! Fit after self-cal, rms=0.049156Jy sigma=0.902396 wmodel J2247+0000_X_map.mod ! Writing 168 model components to file: J2247+0000_X_map.mod wobs J2247+0000_X_uvs.fits ! Writing UV FITS file: J2247+0000_X_uvs.fits wwins J2247+0000_X_map.win ! wwins: Wrote 3 windows to J2247+0000_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 = -3.38321e-05 Jy ! Component: 100 - total flux cleaned = -3.13173e-05 Jy ! Component: 150 - total flux cleaned = 5.32681e-05 Jy ! Component: 200 - total flux cleaned = 0.00015592 Jy ! Component: 250 - total flux cleaned = 0.000204592 Jy ! Component: 300 - total flux cleaned = 0.000296451 Jy ! Component: 350 - total flux cleaned = 0.000384272 Jy ! Component: 400 - total flux cleaned = 0.000468494 Jy ! Component: 450 - total flux cleaned = 0.000549399 Jy ! Component: 500 - total flux cleaned = 0.00062755 Jy ! Component: 550 - total flux cleaned = 0.00068422 Jy ! Component: 600 - total flux cleaned = 0.000757832 Jy ! Component: 650 - total flux cleaned = 0.000722864 Jy ! Component: 700 - total flux cleaned = 0.00072288 Jy ! Component: 750 - total flux cleaned = 0.000705913 Jy ! Component: 800 - total flux cleaned = 0.000706087 Jy ! Component: 850 - total flux cleaned = 0.000705996 Jy ! Component: 900 - total flux cleaned = 0.00072155 Jy ! Component: 950 - total flux cleaned = 0.000751713 Jy ! Component: 1000 - total flux cleaned = 0.000826067 Jy ! Component: 1050 - total flux cleaned = 0.000854329 Jy ! Component: 1100 - total flux cleaned = 0.000839969 Jy ! Component: 1150 - total flux cleaned = 0.00081255 Jy ! Component: 1200 - total flux cleaned = 0.000812889 Jy ! Component: 1250 - total flux cleaned = 0.000773167 Jy ! Component: 1300 - total flux cleaned = 0.000773463 Jy ! Component: 1350 - total flux cleaned = 0.000760811 Jy ! Component: 1400 - total flux cleaned = 0.000710258 Jy ! Component: 1450 - total flux cleaned = 0.00064821 Jy ! Component: 1500 - total flux cleaned = 0.000624239 Jy ! Component: 1550 - total flux cleaned = 0.000624004 Jy ! Component: 1600 - total flux cleaned = 0.000624023 Jy ! Component: 1650 - total flux cleaned = 0.000600508 Jy ! Component: 1700 - total flux cleaned = 0.000577621 Jy ! Component: 1750 - total flux cleaned = 0.000566226 Jy ! Component: 1800 - total flux cleaned = 0.00053283 Jy ! Component: 1850 - total flux cleaned = 0.000500444 Jy ! Component: 1900 - total flux cleaned = 0.000489873 Jy ! Component: 1950 - total flux cleaned = 0.000468758 Jy ! Component: 2000 - total flux cleaned = 0.000458409 Jy ! Component: 2050 - total flux cleaned = 0.000447856 Jy ! Component: 2100 - total flux cleaned = 0.000386806 Jy ! Component: 2150 - total flux cleaned = 0.000356464 Jy ! Component: 2200 - total flux cleaned = 0.000316811 Jy ! Component: 2250 - total flux cleaned = 0.000287479 Jy ! Component: 2300 - total flux cleaned = 0.000277876 Jy ! Component: 2350 - total flux cleaned = 0.00024917 Jy ! Component: 2400 - total flux cleaned = 0.000258624 Jy ! Component: 2450 - total flux cleaned = 0.000277325 Jy ! Component: 2500 - total flux cleaned = 0.00027732 Jy ! Component: 2550 - total flux cleaned = 0.000286392 Jy ! Component: 2600 - total flux cleaned = 0.000250135 Jy ! Component: 2650 - total flux cleaned = 0.000223213 Jy ! Component: 2700 - total flux cleaned = 0.000223297 Jy ! Component: 2750 - total flux cleaned = 0.000144402 Jy ! Component: 2800 - total flux cleaned = 0.000144476 Jy ! Component: 2850 - total flux cleaned = 9.28218e-05 Jy ! Component: 2900 - total flux cleaned = 5.8568e-05 Jy ! Component: 2950 - total flux cleaned = 3.32834e-05 Jy ! Component: 3000 - total flux cleaned = -2.53859e-05 Jy ! Component: 3050 - total flux cleaned = -3.36893e-05 Jy ! Component: 3100 - total flux cleaned = -4.18806e-05 Jy ! Component: 3150 - total flux cleaned = -0.000107147 Jy ! Component: 3200 - total flux cleaned = -0.000123324 Jy ! Component: 3250 - total flux cleaned = -0.000171579 Jy ! Component: 3300 - total flux cleaned = -0.000179614 Jy ! Component: 3350 - total flux cleaned = -0.000250732 Jy ! Component: 3400 - total flux cleaned = -0.000297719 Jy ! Component: 3450 - total flux cleaned = -0.000313338 Jy ! Component: 3500 - total flux cleaned = -0.000375204 Jy ! Component: 3550 - total flux cleaned = -0.000405885 Jy ! Component: 3600 - total flux cleaned = -0.000466858 Jy ! Component: 3650 - total flux cleaned = -0.000497085 Jy ! Component: 3700 - total flux cleaned = -0.000519683 Jy ! Component: 3750 - total flux cleaned = -0.000549584 Jy ! Component: 3800 - total flux cleaned = -0.000631044 Jy ! Component: 3850 - total flux cleaned = -0.000645702 Jy ! Component: 3900 - total flux cleaned = -0.000704198 Jy ! Component: 3950 - total flux cleaned = -0.000740439 Jy ! Component: 4000 - total flux cleaned = -0.000783694 Jy ! Component: 4050 - total flux cleaned = -0.000812309 Jy ! Total flux subtracted in 4096 components = -0.000854979 Jy ! Clean residual min=-0.000441 max=0.000535 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.604392 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 496 components and 0.604392 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2247+0000_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.531 x 5.936 at -13.53 degrees (North through East) ! Clean map min=-0.0014072 max=0.51006 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2247+0000_X_map.fits wmodel /vlbi/uf001/uva//J2247+0000_X_map.mod ! Writing 496 model components to file: /vlbi/uf001/uva//J2247+0000_X_map.mod wobs /vlbi/uf001/uva//J2247+0000_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2247+0000_X_uvs.fits wwins /vlbi/uf001/uva//J2247+0000_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2247+0000_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.51006 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141209 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0830544 0.0830544 0.166109 0.332218 0.664435 1.32887 2.65774 5.31548 10.631 21.2619 42.5238 85.0477 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.51 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3612.09 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2247+0000_X_dfm.log closed on Mon Jan 14 06:23:25 2019