! Started logfile: /vlbi/bp222/maps//J0303+4716_X_dfm.log on Mon Jan 14 16:22:44 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/bp222/maps//J0303+4716_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0303+4716_X_uva.fits ! AN table 1: 14 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0303+4716 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 4704 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 J0303+4716_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=2.029784Jy sigma=18.973359 ! Fit after self-cal, rms=0.810744Jy sigma=7.505180 ! 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=0.6115 mas, bmaj=3.102 mas, bpa=-37.17 degrees ! Estimated noise=2.01769 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 = 1.30696 Jy ! Component: 100 - total flux cleaned = 1.61398 Jy ! Total flux subtracted in 100 components = 1.61398 Jy ! Clean residual min=-0.071108 max=0.124634 Jy/beam ! Clean residual mean=-0.000083 rms=0.020304 Jy/beam ! Combined flux in latest and established models = 1.61398 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.61398 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=0.264983Jy sigma=2.455952 ! Fit after self-cal, rms=0.264932Jy sigma=2.455691 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13675 Jy ! Component: 100 - total flux cleaned = 0.210412 Jy ! Total flux subtracted in 100 components = 0.210412 Jy ! Clean residual min=-0.041616 max=0.051349 Jy/beam ! Clean residual mean=-0.000032 rms=0.010147 Jy/beam ! Combined flux in latest and established models = 1.82439 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 1.82439 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=0.130991Jy sigma=1.207483 ! Fit after self-cal, rms=0.130762Jy sigma=1.206576 ! 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=0.7927 mas, bmaj=3.155 mas, bpa=-37.79 degrees ! Estimated noise=1.15024 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 = 0.0712816 Jy ! Component: 100 - total flux cleaned = 0.112636 Jy ! Component: 150 - total flux cleaned = 0.137642 Jy ! Component: 200 - total flux cleaned = 0.149934 Jy ! Total flux subtracted in 200 components = 0.149934 Jy ! Clean residual min=-0.028397 max=0.038824 Jy/beam ! Clean residual mean=-0.000005 rms=0.006382 Jy/beam ! Combined flux in latest and established models = 1.97432 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 1.97432 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=0.082593Jy sigma=0.717764 ! Fit after self-cal, rms=0.081626Jy sigma=0.709827 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7927 x 3.155 at -37.79 degrees (North through East) ! Clean map min=-0.02299 max=1.7616 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.01 KP 0.99 LA 0.97 ! MK 1.01 NL 0.99 OV 0.98 PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.98 LA 0.97 ! MK 1.01 NL 1.00 OV 0.99 PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.97 ! MK 1.00 NL 0.99 OV 0.99 PT 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.00 KP 0.98 LA 0.98 ! MK 1.00 NL 0.99 OV 0.98 PT 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.98 ! MK 1.01 NL 0.99 OV 0.99 PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.97 ! MK 1.01 NL 0.99 OV 0.99 PT 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.98 LA 0.97 ! MK 1.00 NL 1.00 OV 0.99 PT 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.98 ! MK 1.00 NL 1.00 OV 0.99 PT 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.01 KP 0.98 LA 0.97 ! MK 1.01 NL 1.00 OV 0.98 PT 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.00 KP 0.99 LA 0.97 ! MK 1.01 NL 1.00 OV 0.99 PT 1.07 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.01 KP 0.99 LA 0.98 ! MK 1.00 NL 0.99 OV 0.99 PT 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00 KP 0.99 LA 0.97 ! MK 1.01 NL 1.01 OV 0.99 PT 1.05 ! ! ! Fit before self-cal, rms=0.081626Jy sigma=0.709827 ! Fit after self-cal, rms=0.061398Jy sigma=0.527025 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7947 mas, bmaj=3.159 mas, bpa=-37.8 degrees ! Estimated noise=1.14828 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 = 0.00556209 Jy ! Component: 100 - total flux cleaned = 0.00781161 Jy ! Component: 150 - total flux cleaned = 0.0080363 Jy ! Component: 200 - total flux cleaned = 0.00730649 Jy ! Total flux subtracted in 200 components = 0.00730649 Jy ! Clean residual min=-0.008996 max=0.012764 Jy/beam ! Clean residual mean=0.000003 rms=0.002585 Jy/beam ! Combined flux in latest and established models = 1.98163 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 1.98163 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=0.058589Jy sigma=0.507560 ! Fit after self-cal, rms=0.058245Jy sigma=0.504066 ! 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=0.058245Jy sigma=0.504066 ! Fit after self-cal, rms=0.058048Jy sigma=0.502773 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7943 mas, bmaj=3.156 mas, bpa=-37.81 degrees ! Estimated noise=1.14867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509858 Jy ! Component: 100 - total flux cleaned = 0.00491655 Jy ! Component: 150 - total flux cleaned = 0.00460784 Jy ! Component: 200 - total flux cleaned = 0.00447593 Jy ! Total flux subtracted in 200 components = 0.00447593 Jy ! Clean residual min=-0.007564 max=0.010905 Jy/beam ! Clean residual mean=0.000002 rms=0.002273 Jy/beam ! Combined flux in latest and established models = 1.98611 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 1.98611 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=0.056744Jy sigma=0.493458 ! Fit after self-cal, rms=0.056608Jy sigma=0.491939 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 (-23.4, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00862342 Jy ! Component: 100 - total flux cleaned = 0.0102768 Jy ! Component: 150 - total flux cleaned = 0.0122659 Jy ! Component: 200 - total flux cleaned = 0.0137204 Jy ! Total flux subtracted in 200 components = 0.0137204 Jy ! Clean residual min=-0.006186 max=0.007305 Jy/beam ! Clean residual mean=0.000003 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 1.99983 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 88 components and 1.99983 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=0.054531Jy sigma=0.475172 ! Fit after self-cal, rms=0.054510Jy sigma=0.474602 ! Inverting map ! Added new window around map position (20.2, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00396356 Jy ! Component: 100 - total flux cleaned = 0.00459433 Jy ! Component: 150 - total flux cleaned = 0.00514317 Jy ! Component: 200 - total flux cleaned = 0.00514708 Jy ! Total flux subtracted in 200 components = 0.00514708 Jy ! Clean residual min=-0.004480 max=0.005361 Jy/beam ! Clean residual mean=0.000002 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 2.00497 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 115 components and 2.00497 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=0.053451Jy sigma=0.465478 ! Fit after self-cal, rms=0.053419Jy sigma=0.465230 ! Inverting map ! Added new window around map position (3.4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276313 Jy ! Component: 100 - total flux cleaned = 0.00411429 Jy ! Component: 150 - total flux cleaned = 0.00557631 Jy ! Component: 200 - total flux cleaned = 0.00657008 Jy ! Total flux subtracted in 200 components = 0.00657008 Jy ! Clean residual min=-0.003453 max=0.003275 Jy/beam ! Clean residual mean=0.000001 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 2.01154 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 2.01154 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=0.052604Jy sigma=0.459761 ! Fit after self-cal, rms=0.052560Jy sigma=0.459557 ! 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=0.052560Jy sigma=0.459557 ! Fit after self-cal, rms=0.052370Jy sigma=0.458270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7942 mas, bmaj=3.155 mas, bpa=-37.83 degrees ! Estimated noise=1.1488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018337 Jy ! Component: 100 - total flux cleaned = 0.00302055 Jy ! Component: 150 - total flux cleaned = 0.00354981 Jy ! Component: 200 - total flux cleaned = 0.00383097 Jy ! Total flux subtracted in 200 components = 0.00383097 Jy ! Clean residual min=-0.003060 max=0.002849 Jy/beam ! Clean residual mean=0.000001 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 2.01537 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 170 components and 2.01537 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=0.052099Jy sigma=0.456354 ! Fit after self-cal, rms=0.052085Jy sigma=0.456334 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 = 0.000336147 Jy ! Component: 100 - total flux cleaned = 0.000398313 Jy ! Component: 150 - total flux cleaned = 0.000627152 Jy ! Component: 200 - total flux cleaned = 0.000682229 Jy ! Total flux subtracted in 200 components = 0.000682229 Jy ! Clean residual min=-0.002819 max=0.002595 Jy/beam ! Clean residual mean=0.000001 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 2.01606 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 185 components and 2.01606 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=0.051945Jy sigma=0.455376 ! Fit after self-cal, rms=0.051937Jy sigma=0.455366 ! 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=0.051937Jy sigma=0.455366 ! Fit after self-cal, rms=0.051901Jy sigma=0.455269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.149 mas, bmaj=4.288 mas, bpa=-54.52 degrees ! Estimated noise=1.53785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.06575e-05 Jy ! Component: 100 - total flux cleaned = 0.000105233 Jy ! Component: 150 - total flux cleaned = 0.000274543 Jy ! Component: 200 - total flux cleaned = 0.000328123 Jy ! Total flux subtracted in 200 components = 0.000328123 Jy ! Clean residual min=-0.002356 max=0.002440 Jy/beam ! Clean residual mean=0.000002 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 2.01638 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 203 components and 2.01638 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=0.051808Jy sigma=0.454770 ! Fit after self-cal, rms=0.051802Jy sigma=0.454741 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 = 5.11377e-05 Jy ! Component: 100 - total flux cleaned = 0.000144441 Jy ! Component: 150 - total flux cleaned = 0.000145533 Jy ! Component: 200 - total flux cleaned = 0.000229893 Jy ! Total flux subtracted in 200 components = 0.000229893 Jy ! Clean residual min=-0.002141 max=0.002239 Jy/beam ! Clean residual mean=0.000002 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 2.01661 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 215 components and 2.01661 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=0.051757Jy sigma=0.454591 ! Fit after self-cal, rms=0.051753Jy sigma=0.454559 ! 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=0.7942 mas, bmaj=3.155 mas, bpa=-37.83 degrees ! Estimated noise=1.14892 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7942 x 3.155 at -37.83 degrees (North through East) ! Clean map min=-0.0044649 max=1.7588 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=0.051753Jy sigma=0.454559 ! Fit after self-cal, rms=0.048599Jy sigma=0.407263 ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=3.155 mas, bpa=-37.83 degrees ! Estimated noise=1.14909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.80845e-05 Jy ! Component: 100 - total flux cleaned = 2.48536e-05 Jy ! Component: 150 - total flux cleaned = 0.000142684 Jy ! Component: 200 - total flux cleaned = 0.000143598 Jy ! Total flux subtracted in 200 components = 0.000143598 Jy ! Clean residual min=-0.002274 max=0.001968 Jy/beam ! Clean residual mean=0.000001 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 2.01676 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 236 components and 2.01676 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=0.048522Jy sigma=0.406696 ! Fit after self-cal, rms=0.048518Jy sigma=0.406684 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.76187e-05 Jy ! Component: 100 - total flux cleaned = -7.72313e-05 Jy ! Component: 150 - total flux cleaned = -1.55291e-05 Jy ! Component: 200 - total flux cleaned = -1.65272e-05 Jy ! Total flux subtracted in 200 components = -1.65272e-05 Jy ! Clean residual min=-0.002156 max=0.001926 Jy/beam ! Clean residual mean=0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 2.01674 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 244 components and 2.01674 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=0.048474Jy sigma=0.406380 ! Fit after self-cal, rms=0.048472Jy sigma=0.406375 ! 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=0.048472Jy sigma=0.406375 ! Fit after self-cal, rms=0.048464Jy sigma=0.406349 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=0.6124 mas, bmaj=3.104 mas, bpa=-37.21 degrees ! Estimated noise=2.01942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.30813 Jy ! Component: 100 - total flux cleaned = 1.61334 Jy ! Component: 150 - total flux cleaned = 1.74742 Jy ! Component: 200 - total flux cleaned = 1.8194 Jy ! Total flux subtracted in 200 components = 1.8194 Jy ! Clean residual min=-0.029249 max=0.037680 Jy/beam ! Clean residual mean=-0.000033 rms=0.008307 Jy/beam ! Combined flux in latest and established models = 1.8194 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.8194 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=3.155 mas, bpa=-37.83 degrees ! Estimated noise=1.14915 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 = 0.0714997 Jy ! Component: 100 - total flux cleaned = 0.113397 Jy ! Component: 150 - total flux cleaned = 0.138881 Jy ! Component: 200 - total flux cleaned = 0.156104 Jy ! Total flux subtracted in 200 components = 0.156104 Jy ! Clean residual min=-0.013348 max=0.011578 Jy/beam ! Clean residual mean=-0.000002 rms=0.002953 Jy/beam ! Combined flux in latest and established models = 1.9755 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 1.9755 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=2.149 mas, bmaj=4.288 mas, bpa=-54.52 degrees ! Estimated noise=1.5383 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139324 Jy ! Component: 100 - total flux cleaned = 0.0202945 Jy ! Component: 150 - total flux cleaned = 0.0249275 Jy ! Component: 200 - total flux cleaned = 0.0275132 Jy ! Total flux subtracted in 200 components = 0.0275132 Jy ! Clean residual min=-0.007988 max=0.007267 Jy/beam ! Clean residual mean=0.000003 rms=0.002182 Jy/beam ! Combined flux in latest and established models = 2.00301 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 = 0.00120306 Jy ! Component: 100 - total flux cleaned = 0.00261524 Jy ! Component: 150 - total flux cleaned = 0.00347231 Jy ! Component: 200 - total flux cleaned = 0.00423717 Jy ! Total flux subtracted in 200 components = 0.00423717 Jy ! Clean residual min=-0.005581 max=0.004985 Jy/beam ! Clean residual mean=0.000003 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 2.00725 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 109 components and 2.00725 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=3.155 mas, bpa=-37.83 degrees ! Estimated noise=1.14915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388843 Jy ! Component: 100 - total flux cleaned = 0.00391299 Jy ! Component: 150 - total flux cleaned = 0.00374072 Jy ! Component: 200 - total flux cleaned = 0.00308926 Jy ! Total flux subtracted in 200 components = 0.00308926 Jy ! Clean residual min=-0.004962 max=0.004882 Jy/beam ! Clean residual mean=0.000002 rms=0.001111 Jy/beam ! Combined flux in latest and established models = 2.01034 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 144 components and 2.01034 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=0.050274Jy sigma=0.421320 ! Fit after self-cal, rms=0.050105Jy sigma=0.419829 wmodel J0303+4716_X_map.mod ! Writing 144 model components to file: J0303+4716_X_map.mod wobs J0303+4716_X_uvs.fits ! Writing UV FITS file: J0303+4716_X_uvs.fits wwins J0303+4716_X_map.win ! wwins: Wrote 4 windows to J0303+4716_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 = 0.000681874 Jy ! Component: 100 - total flux cleaned = 0.00175229 Jy ! Component: 150 - total flux cleaned = 0.00265199 Jy ! Component: 200 - total flux cleaned = 0.00347393 Jy ! Component: 250 - total flux cleaned = 0.00417939 Jy ! Component: 300 - total flux cleaned = 0.00467613 Jy ! Component: 350 - total flux cleaned = 0.00509083 Jy ! Component: 400 - total flux cleaned = 0.0054864 Jy ! Component: 450 - total flux cleaned = 0.00586337 Jy ! Component: 500 - total flux cleaned = 0.00613187 Jy ! Component: 550 - total flux cleaned = 0.00638831 Jy ! Component: 600 - total flux cleaned = 0.00659484 Jy ! Component: 650 - total flux cleaned = 0.00691125 Jy ! Component: 700 - total flux cleaned = 0.00725277 Jy ! Component: 750 - total flux cleaned = 0.00736282 Jy ! Component: 800 - total flux cleaned = 0.00764574 Jy ! Component: 850 - total flux cleaned = 0.00778242 Jy ! Component: 900 - total flux cleaned = 0.00797931 Jy ! Component: 950 - total flux cleaned = 0.00798033 Jy ! Component: 1000 - total flux cleaned = 0.00810414 Jy ! Component: 1050 - total flux cleaned = 0.00813403 Jy ! Component: 1100 - total flux cleaned = 0.00819155 Jy ! Component: 1150 - total flux cleaned = 0.00824846 Jy ! Component: 1200 - total flux cleaned = 0.00824939 Jy ! Component: 1250 - total flux cleaned = 0.00843816 Jy ! Component: 1300 - total flux cleaned = 0.00849043 Jy ! Component: 1350 - total flux cleaned = 0.00864257 Jy ! Component: 1400 - total flux cleaned = 0.0086667 Jy ! Component: 1450 - total flux cleaned = 0.00866745 Jy ! Component: 1500 - total flux cleaned = 0.00876283 Jy ! Component: 1550 - total flux cleaned = 0.00885591 Jy ! Component: 1600 - total flux cleaned = 0.00890139 Jy ! Component: 1650 - total flux cleaned = 0.00903453 Jy ! Component: 1700 - total flux cleaned = 0.00912125 Jy ! Component: 1750 - total flux cleaned = 0.00920633 Jy ! Component: 1800 - total flux cleaned = 0.0093107 Jy ! Component: 1850 - total flux cleaned = 0.0093515 Jy ! Component: 1900 - total flux cleaned = 0.00945256 Jy ! Component: 1950 - total flux cleaned = 0.0094925 Jy ! Component: 2000 - total flux cleaned = 0.00960946 Jy ! Component: 2050 - total flux cleaned = 0.00972428 Jy ! Component: 2100 - total flux cleaned = 0.00981853 Jy ! Component: 2150 - total flux cleaned = 0.00993007 Jy ! Component: 2200 - total flux cleaned = 0.00998499 Jy ! Component: 2250 - total flux cleaned = 0.0100936 Jy ! Component: 2300 - total flux cleaned = 0.0101826 Jy ! Component: 2350 - total flux cleaned = 0.0102352 Jy ! Component: 2400 - total flux cleaned = 0.0102873 Jy ! Component: 2450 - total flux cleaned = 0.010356 Jy ! Component: 2500 - total flux cleaned = 0.0104406 Jy ! Component: 2550 - total flux cleaned = 0.0104576 Jy ! Component: 2600 - total flux cleaned = 0.010524 Jy ! Component: 2650 - total flux cleaned = 0.0105734 Jy ! Component: 2700 - total flux cleaned = 0.0105895 Jy ! Component: 2750 - total flux cleaned = 0.0106536 Jy ! Component: 2800 - total flux cleaned = 0.010733 Jy ! Component: 2850 - total flux cleaned = 0.0107802 Jy ! Component: 2900 - total flux cleaned = 0.010905 Jy ! Component: 2950 - total flux cleaned = 0.0109823 Jy ! Component: 3000 - total flux cleaned = 0.0110281 Jy ! Component: 3050 - total flux cleaned = 0.0111042 Jy ! Component: 3100 - total flux cleaned = 0.0111797 Jy ! Component: 3150 - total flux cleaned = 0.0112696 Jy ! Component: 3200 - total flux cleaned = 0.0113144 Jy ! Component: 3250 - total flux cleaned = 0.0114032 Jy ! Component: 3300 - total flux cleaned = 0.0114621 Jy ! Component: 3350 - total flux cleaned = 0.0115353 Jy ! Component: 3400 - total flux cleaned = 0.0116078 Jy ! Component: 3450 - total flux cleaned = 0.0117229 Jy ! Component: 3500 - total flux cleaned = 0.0117373 Jy ! Component: 3550 - total flux cleaned = 0.011837 Jy ! Component: 3600 - total flux cleaned = 0.0119358 Jy ! Component: 3650 - total flux cleaned = 0.0120199 Jy ! Component: 3700 - total flux cleaned = 0.0120756 Jy ! Component: 3750 - total flux cleaned = 0.0121309 Jy ! Component: 3800 - total flux cleaned = 0.0122271 Jy ! Component: 3850 - total flux cleaned = 0.0122955 Jy ! Component: 3900 - total flux cleaned = 0.0123771 Jy ! Component: 3950 - total flux cleaned = 0.0124313 Jy ! Component: 4000 - total flux cleaned = 0.0125658 Jy ! Component: 4050 - total flux cleaned = 0.0126328 Jy ! Total flux subtracted in 4096 components = 0.0126994 Jy ! Clean residual min=-0.000803 max=0.000856 Jy/beam ! Clean residual mean=0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 2.02304 Jy keep ! Adding 249 model components to the UV plane model. ! The established model now contains 392 components and 2.02304 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0303+4716_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 3.155 at -37.83 degrees (North through East) ! Clean map min=-0.0043344 max=1.7567 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0303+4716_X_map.fits wmodel /vlbi/bp222/maps//J0303+4716_X_map.mod ! Writing 392 model components to file: /vlbi/bp222/maps//J0303+4716_X_map.mod wobs /vlbi/bp222/maps//J0303+4716_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0303+4716_X_uvs.fits wwins /vlbi/bp222/maps//J0303+4716_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0303+4716_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.75673 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000212477 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0362851 0.0362851 0.0725702 0.14514 0.290281 0.580562 1.16112 2.32225 4.64449 9.28899 18.578 37.1559 74.3119 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.756 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 8267.86 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0303+4716_X_dfm.log closed on Mon Jan 14 16:22:48 2019