! Started logfile: /vlbi/bp222/maps//J0037+6236_X_dfm.log on Thu Sep 27 10:34:00 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//J0037+6236_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0037+6236_X_uva.fits ! AN table 1: 46 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.977484 visibilities/baseline/integration-bin. ! Found source: J0037+6236 ! ! 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 15108 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 J0037+6236_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006581Jy sigma=15.426206 ! Fit after self-cal, rms=0.920062Jy sigma=14.017473 ! 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=0.7826 mas, bmaj=2.337 mas, bpa=38.01 degrees ! Estimated noise=0.98655 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 = 0.0544944 Jy ! Component: 100 - total flux cleaned = 0.0779828 Jy ! Total flux subtracted in 100 components = 0.0779828 Jy ! Clean residual min=-0.006074 max=0.011424 Jy/beam ! Clean residual mean=0.000130 rms=0.001815 Jy/beam ! Combined flux in latest and established models = 0.0779827 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0779827 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=0.071157Jy sigma=1.025753 ! Fit after self-cal, rms=0.070604Jy sigma=1.018247 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141104 Jy ! Component: 100 - total flux cleaned = 0.0223214 Jy ! Total flux subtracted in 100 components = 0.0223214 Jy ! Clean residual min=-0.004756 max=0.007528 Jy/beam ! Clean residual mean=0.000095 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 0.100304 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 0.100304 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=0.066369Jy sigma=0.937579 ! Fit after self-cal, rms=0.066320Jy sigma=0.936932 ! 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=1.047 mas, bmaj=2.493 mas, bpa=39.27 degrees ! Estimated noise=0.388206 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 = 0.00966558 Jy ! Component: 100 - total flux cleaned = 0.0155561 Jy ! Component: 150 - total flux cleaned = 0.0197706 Jy ! Component: 200 - total flux cleaned = 0.022985 Jy ! Total flux subtracted in 200 components = 0.022985 Jy ! Clean residual min=-0.004300 max=0.012114 Jy/beam ! Clean residual mean=0.000115 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 0.123289 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.123289 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=0.064934Jy sigma=0.906990 ! Fit after self-cal, rms=0.064901Jy sigma=0.906355 ! Inverting map ! Added new window around map position (-2.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105212 Jy ! Component: 100 - total flux cleaned = 0.0154168 Jy ! Component: 150 - total flux cleaned = 0.0188741 Jy ! Component: 200 - total flux cleaned = 0.0215487 Jy ! Total flux subtracted in 200 components = 0.0215487 Jy ! Clean residual min=-0.002482 max=0.002997 Jy/beam ! Clean residual mean=0.000051 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.144838 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 62 components and 0.144838 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=0.063345Jy sigma=0.876208 ! Fit after self-cal, rms=0.063198Jy sigma=0.874088 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.047 x 2.493 at 39.27 degrees (North through East) ! Clean map min=-0.0025552 max=0.084765 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.00 LA 1.02 ! MK 1.01 NL 1.02 OV 0.98 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.02 LA 1.00 ! MK 1.02 NL 1.04 OV 0.98 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.98 LA 0.99 ! MK 0.98 NL 1.02 OV 1.02 PT 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.99 LA 1.00 ! MK 1.12 NL 1.01 OV 0.99 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.94 LA 0.99 ! MK 0.98 NL 1.04 OV 1.01 PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.05 LA 0.98 ! MK 1.03 NL 0.98 OV 0.99 PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.03 LA 1.01 ! MK 0.96 NL 0.99 OV 0.99 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.98 LA 1.05 ! MK 0.93 NL 0.99 OV 1.00 PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 LA 1.02 ! MK 1.03 NL 0.97 OV 1.04 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 1.00 LA 0.96 ! MK 0.94 NL 1.00 OV 0.99 PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.00 LA 0.99 ! MK 1.00 NL 1.00 OV 1.01 PT 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 HN 0.99 LA 1.05 ! MK 0.86 NL 0.97 OV 1.00 PT 0.92 ! ! ! Fit before self-cal, rms=0.063198Jy sigma=0.874088 ! Fit after self-cal, rms=0.061159Jy sigma=0.870803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=2.485 mas, bpa=39.41 degrees ! Estimated noise=0.377058 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 = 0.00246482 Jy ! Component: 100 - total flux cleaned = 0.00376778 Jy ! Component: 150 - total flux cleaned = 0.00423604 Jy ! Component: 200 - total flux cleaned = 0.00443138 Jy ! Total flux subtracted in 200 components = 0.00443138 Jy ! Clean residual min=-0.001936 max=0.002258 Jy/beam ! Clean residual mean=0.000020 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.149269 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 77 components and 0.149269 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=0.061055Jy sigma=0.868949 ! Fit after self-cal, rms=0.061056Jy sigma=0.868758 ! 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=0.061056Jy sigma=0.868758 ! Fit after self-cal, rms=0.061349Jy sigma=0.866407 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=2.486 mas, bpa=39.49 degrees ! Estimated noise=0.376505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000732535 Jy ! Component: 100 - total flux cleaned = 0.000919006 Jy ! Component: 150 - total flux cleaned = 0.00108539 Jy ! Component: 200 - total flux cleaned = 0.00118567 Jy ! Total flux subtracted in 200 components = 0.00118567 Jy ! Clean residual min=-0.001665 max=0.001966 Jy/beam ! Clean residual mean=0.000013 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.150455 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 91 components and 0.150455 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=0.061320Jy sigma=0.866015 ! Fit after self-cal, rms=0.061333Jy sigma=0.865985 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 (-9.4, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018237 Jy ! Component: 100 - total flux cleaned = 0.00289939 Jy ! Component: 150 - total flux cleaned = 0.00371407 Jy ! Component: 200 - total flux cleaned = 0.00438063 Jy ! Total flux subtracted in 200 components = 0.00438063 Jy ! Clean residual min=-0.001437 max=0.001469 Jy/beam ! Clean residual mean=0.000008 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.154836 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.154836 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=0.061261Jy sigma=0.865017 ! Fit after self-cal, rms=0.061250Jy sigma=0.864899 ! 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=0.061250Jy sigma=0.864899 ! Fit after self-cal, rms=0.062265Jy sigma=0.863103 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.486 mas, bpa=39.65 degrees ! Estimated noise=0.374951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000696377 Jy ! Component: 100 - total flux cleaned = 0.00123418 Jy ! Component: 150 - total flux cleaned = 0.00168396 Jy ! Component: 200 - total flux cleaned = 0.00198173 Jy ! Total flux subtracted in 200 components = 0.00198173 Jy ! Clean residual min=-0.001120 max=0.001159 Jy/beam ! Clean residual mean=0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.156817 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 0.156817 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=0.062244Jy sigma=0.862790 ! Fit after self-cal, rms=0.062283Jy sigma=0.862735 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 = 0.000339172 Jy ! Component: 100 - total flux cleaned = 0.000588557 Jy ! Component: 150 - total flux cleaned = 0.000833922 Jy ! Component: 200 - total flux cleaned = 0.00102871 Jy ! Total flux subtracted in 200 components = 0.00102871 Jy ! Clean residual min=-0.001080 max=0.001141 Jy/beam ! Clean residual mean=0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.157846 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 141 components and 0.157846 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=0.062273Jy sigma=0.862579 ! Fit after self-cal, rms=0.062272Jy sigma=0.862570 ! 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=0.062272Jy sigma=0.862570 ! Fit after self-cal, rms=0.062154Jy sigma=0.862538 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.941 mas, bmaj=2.95 mas, bpa=45.47 degrees ! Estimated noise=0.442376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00038027 Jy ! Component: 100 - total flux cleaned = 0.000521115 Jy ! Component: 150 - total flux cleaned = 0.000685262 Jy ! Component: 200 - total flux cleaned = 0.000841967 Jy ! Total flux subtracted in 200 components = 0.000841967 Jy ! Clean residual min=-0.001111 max=0.000898 Jy/beam ! Clean residual mean=0.000002 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.158688 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 0.158688 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=0.062150Jy sigma=0.862434 ! Fit after self-cal, rms=0.062152Jy sigma=0.862426 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 = 0.00024253 Jy ! Component: 100 - total flux cleaned = 0.00038503 Jy ! Component: 150 - total flux cleaned = 0.00051236 Jy ! Component: 200 - total flux cleaned = 0.000618097 Jy ! Total flux subtracted in 200 components = 0.000618097 Jy ! Clean residual min=-0.001048 max=0.000867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.159306 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 176 components and 0.159306 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=0.062150Jy sigma=0.862375 ! Fit after self-cal, rms=0.062149Jy sigma=0.862373 ! 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=1.041 mas, bmaj=2.487 mas, bpa=39.68 degrees ! Estimated noise=0.373559 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 2.487 at 39.68 degrees (North through East) ! Clean map min=-0.00099047 max=0.082737 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=0.7778 mas, bmaj=2.332 mas, bpa=38.43 degrees ! Estimated noise=0.93743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0519237 Jy ! Component: 100 - total flux cleaned = 0.0758706 Jy ! Component: 150 - total flux cleaned = 0.089121 Jy ! Component: 200 - total flux cleaned = 0.0980014 Jy ! Total flux subtracted in 200 components = 0.0980014 Jy ! Clean residual min=-0.004536 max=0.005513 Jy/beam ! Clean residual mean=0.000086 rms=0.001242 Jy/beam ! Combined flux in latest and established models = 0.0980014 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0980014 Jy ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=2.487 mas, bpa=39.68 degrees ! Estimated noise=0.373559 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 = 0.0122397 Jy ! Component: 100 - total flux cleaned = 0.0209209 Jy ! Component: 150 - total flux cleaned = 0.0274392 Jy ! Component: 200 - total flux cleaned = 0.0324862 Jy ! Total flux subtracted in 200 components = 0.0324862 Jy ! Clean residual min=-0.002848 max=0.003061 Jy/beam ! Clean residual mean=0.000073 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.130488 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 45 components and 0.130488 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=1.941 mas, bmaj=2.95 mas, bpa=45.47 degrees ! Estimated noise=0.442376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00676264 Jy ! Component: 100 - total flux cleaned = 0.0111836 Jy ! Component: 150 - total flux cleaned = 0.0143516 Jy ! Component: 200 - total flux cleaned = 0.0167207 Jy ! Total flux subtracted in 200 components = 0.0167207 Jy ! Clean residual min=-0.002173 max=0.001801 Jy/beam ! Clean residual mean=0.000055 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.147208 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 = 0.00184541 Jy ! Component: 100 - total flux cleaned = 0.00333338 Jy ! Component: 150 - total flux cleaned = 0.00455283 Jy ! Component: 200 - total flux cleaned = 0.00557569 Jy ! Total flux subtracted in 200 components = 0.00557569 Jy ! Clean residual min=-0.001440 max=0.001274 Jy/beam ! Clean residual mean=0.000027 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.152784 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 121 components and 0.152784 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=2.487 mas, bpa=39.68 degrees ! Estimated noise=0.373559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101893 Jy ! Component: 100 - total flux cleaned = 0.00180755 Jy ! Component: 150 - total flux cleaned = 0.00246893 Jy ! Component: 200 - total flux cleaned = 0.00287443 Jy ! Total flux subtracted in 200 components = 0.00287443 Jy ! Clean residual min=-0.001176 max=0.001141 Jy/beam ! Clean residual mean=0.000007 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.155658 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 147 components and 0.155658 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=0.062183Jy sigma=0.862937 ! Fit after self-cal, rms=0.062178Jy sigma=0.862844 wmodel J0037+6236_X_map.mod ! Writing 147 model components to file: J0037+6236_X_map.mod wobs J0037+6236_X_uvs.fits ! Writing UV FITS file: J0037+6236_X_uvs.fits wwins J0037+6236_X_map.win ! wwins: Wrote 3 windows to J0037+6236_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 = -0.000174518 Jy ! Component: 100 - total flux cleaned = -5.38473e-05 Jy ! Component: 150 - total flux cleaned = -1.47328e-05 Jy ! Component: 200 - total flux cleaned = 4.13048e-05 Jy ! Component: 250 - total flux cleaned = 5.84824e-05 Jy ! Component: 300 - total flux cleaned = 5.76731e-05 Jy ! Component: 350 - total flux cleaned = 5.70065e-05 Jy ! Component: 400 - total flux cleaned = 4.04025e-05 Jy ! Component: 450 - total flux cleaned = 4.04241e-05 Jy ! Component: 500 - total flux cleaned = 9.52696e-06 Jy ! Component: 550 - total flux cleaned = -3.59634e-05 Jy ! Component: 600 - total flux cleaned = -2.08726e-05 Jy ! Component: 650 - total flux cleaned = -3.57784e-05 Jy ! Component: 700 - total flux cleaned = -5.03133e-05 Jy ! Component: 750 - total flux cleaned = -7.86653e-05 Jy ! Component: 800 - total flux cleaned = -7.87032e-05 Jy ! Component: 850 - total flux cleaned = -9.26358e-05 Jy ! Component: 900 - total flux cleaned = -0.00011967 Jy ! Component: 950 - total flux cleaned = -0.000159636 Jy ! Component: 1000 - total flux cleaned = -0.000159705 Jy ! Component: 1050 - total flux cleaned = -0.000159566 Jy ! Component: 1100 - total flux cleaned = -0.000146877 Jy ! Component: 1150 - total flux cleaned = -0.000146804 Jy ! Component: 1200 - total flux cleaned = -0.000109614 Jy ! Component: 1250 - total flux cleaned = -0.000134218 Jy ! Component: 1300 - total flux cleaned = -0.000122256 Jy ! Component: 1350 - total flux cleaned = -0.000146455 Jy ! Component: 1400 - total flux cleaned = -0.00017008 Jy ! Component: 1450 - total flux cleaned = -0.000170031 Jy ! Component: 1500 - total flux cleaned = -0.000181553 Jy ! Component: 1550 - total flux cleaned = -0.000135595 Jy ! Component: 1600 - total flux cleaned = -0.000124511 Jy ! Component: 1650 - total flux cleaned = -0.000146936 Jy ! Component: 1700 - total flux cleaned = -0.000169032 Jy ! Component: 1750 - total flux cleaned = -0.000158008 Jy ! Component: 1800 - total flux cleaned = -0.00016893 Jy ! Component: 1850 - total flux cleaned = -0.000179672 Jy ! Component: 1900 - total flux cleaned = -0.000190305 Jy ! Component: 1950 - total flux cleaned = -0.000190317 Jy ! Component: 2000 - total flux cleaned = -0.000190348 Jy ! Component: 2050 - total flux cleaned = -0.000231861 Jy ! Component: 2100 - total flux cleaned = -0.000221515 Jy ! Component: 2150 - total flux cleaned = -0.000211443 Jy ! Component: 2200 - total flux cleaned = -0.0002015 Jy ! Component: 2250 - total flux cleaned = -0.000231512 Jy ! Component: 2300 - total flux cleaned = -0.000221551 Jy ! Component: 2350 - total flux cleaned = -0.000221602 Jy ! Component: 2400 - total flux cleaned = -0.000231296 Jy ! Component: 2450 - total flux cleaned = -0.000211984 Jy ! Component: 2500 - total flux cleaned = -0.000250447 Jy ! Component: 2550 - total flux cleaned = -0.000240773 Jy ! Component: 2600 - total flux cleaned = -0.00023134 Jy ! Component: 2650 - total flux cleaned = -0.000268884 Jy ! Component: 2700 - total flux cleaned = -0.00027816 Jy ! Component: 2750 - total flux cleaned = -0.0002782 Jy ! Component: 2800 - total flux cleaned = -0.000259816 Jy ! Component: 2850 - total flux cleaned = -0.000296209 Jy ! Component: 2900 - total flux cleaned = -0.000296198 Jy ! Component: 2950 - total flux cleaned = -0.000305191 Jy ! Component: 3000 - total flux cleaned = -0.000287325 Jy ! Component: 3050 - total flux cleaned = -0.000322859 Jy ! Component: 3100 - total flux cleaned = -0.000331598 Jy ! Component: 3150 - total flux cleaned = -0.000340329 Jy ! Component: 3200 - total flux cleaned = -0.000331536 Jy ! Component: 3250 - total flux cleaned = -0.000340186 Jy ! Component: 3300 - total flux cleaned = -0.000348737 Jy ! Component: 3350 - total flux cleaned = -0.000340075 Jy ! Component: 3400 - total flux cleaned = -0.000331616 Jy ! Component: 3450 - total flux cleaned = -0.000314729 Jy ! Component: 3500 - total flux cleaned = -0.000323082 Jy ! Component: 3550 - total flux cleaned = -0.000314729 Jy ! Component: 3600 - total flux cleaned = -0.000322972 Jy ! Component: 3650 - total flux cleaned = -0.000289982 Jy ! Component: 3700 - total flux cleaned = -0.000298198 Jy ! Component: 3750 - total flux cleaned = -0.000265601 Jy ! Component: 3800 - total flux cleaned = -0.000265513 Jy ! Component: 3850 - total flux cleaned = -0.000281586 Jy ! Component: 3900 - total flux cleaned = -0.000273518 Jy ! Component: 3950 - total flux cleaned = -0.000225664 Jy ! Component: 4000 - total flux cleaned = -0.000241548 Jy ! Component: 4050 - total flux cleaned = -0.000194124 Jy ! Total flux subtracted in 4096 components = -0.000170596 Jy ! Clean residual min=-0.000434 max=0.000448 Jy/beam ! Clean residual mean=-0.000001 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.155488 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 410 components and 0.155488 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0037+6236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 2.487 at 39.68 degrees (North through East) ! Clean map min=-0.0010153 max=0.082199 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0037+6236_X_map.fits wmodel /vlbi/bp222/maps//J0037+6236_X_map.mod ! Writing 410 model components to file: /vlbi/bp222/maps//J0037+6236_X_map.mod wobs /vlbi/bp222/maps//J0037+6236_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0037+6236_X_uvs.fits wwins /vlbi/bp222/maps//J0037+6236_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0037+6236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0821994 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131024 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.478194 0.478194 0.956387 1.91277 3.82555 7.6511 15.3022 30.6044 61.2088 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 627.361 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0037+6236_X_dfm.log closed on Thu Sep 27 10:34:05 2018