! Started logfile: J1642+6856_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:57:32 2013 obs J1642+6856_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1642+6856_S_2001_03_12_pus_uva.fits ! AN table 1: 307 integrations on 136 of 136 possible baselines. ! AN table 2: 105 integrations on 136 of 136 possible baselines. ! AN table 3: 52 integrations on 136 of 136 possible baselines. ! AN table 4: 101 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.304555 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1642+6856 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1899 lines of history. ! ! Reading 93608 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1642+6856_S_2001_03_12_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 2843 telescope corrections were flagged in sub-array 1. ! A total of 1074 telescope corrections were flagged in sub-array 2. ! A total of 629 telescope corrections were flagged in sub-array 3. ! A total of 1020 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2771 telescope corrections were flagged in sub-array 1. ! A total of 1096 telescope corrections were flagged in sub-array 2. ! A total of 607 telescope corrections were flagged in sub-array 3. ! A total of 1121 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2550 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 585 telescope corrections were flagged in sub-array 3. ! A total of 969 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 3003 telescope corrections were flagged in sub-array 1. ! A total of 1179 telescope corrections were flagged in sub-array 2. ! A total of 652 telescope corrections were flagged in sub-array 3. ! A total of 1156 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.904783Jy sigma=0.007348 ! Fit after self-cal, rms=0.710087Jy sigma=0.005571 ! 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=1.871 mas, bmaj=2.179 mas, bpa=-5.833 degrees ! Estimated noise=779.618 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 = 0.279293 Jy ! Component: 100 - total flux cleaned = 0.376176 Jy ! Total flux subtracted in 100 components = 0.376176 Jy ! Clean residual min=-0.015656 max=0.082810 Jy/beam ! Clean residual mean=0.000224 rms=0.004537 Jy/beam ! Combined flux in latest and established models = 0.376176 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.376176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.425120Jy sigma=0.003132 ! Fit after self-cal, rms=0.424424Jy sigma=0.003129 ! Inverting map ! Added new window around map position (-1, -2.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0768177 Jy ! Component: 100 - total flux cleaned = 0.115709 Jy ! Total flux subtracted in 100 components = 0.115709 Jy ! Clean residual min=-0.012792 max=0.039186 Jy/beam ! Clean residual mean=0.000188 rms=0.003654 Jy/beam ! Combined flux in latest and established models = 0.491885 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.491885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397309Jy sigma=0.002866 ! Fit after self-cal, rms=0.395248Jy sigma=0.002853 ! Inverting map ! Added new window around map position (-2, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0442354 Jy ! Component: 100 - total flux cleaned = 0.0717308 Jy ! Total flux subtracted in 100 components = 0.0717308 Jy ! Clean residual min=-0.011564 max=0.021803 Jy/beam ! Clean residual mean=0.000162 rms=0.003135 Jy/beam ! Combined flux in latest and established models = 0.563616 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.563616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.384102Jy sigma=0.002742 ! Fit after self-cal, rms=0.383192Jy sigma=0.002735 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257172 Jy ! Component: 100 - total flux cleaned = 0.0439987 Jy ! Total flux subtracted in 100 components = 0.0439987 Jy ! Clean residual min=-0.011122 max=0.017331 Jy/beam ! Clean residual mean=0.000146 rms=0.002940 Jy/beam ! Combined flux in latest and established models = 0.607614 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.607615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378006Jy sigma=0.002684 ! Fit after self-cal, rms=0.377636Jy sigma=0.002681 ! 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=2.398 mas, bmaj=2.855 mas, bpa=-2.351 degrees ! Estimated noise=328.518 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 = 0.0488622 Jy ! Component: 100 - total flux cleaned = 0.0793772 Jy ! Component: 150 - total flux cleaned = 0.100088 Jy ! Component: 200 - total flux cleaned = 0.114364 Jy ! Total flux subtracted in 200 components = 0.114364 Jy ! Clean residual min=-0.007637 max=0.016841 Jy/beam ! Clean residual mean=0.000937 rms=0.002666 Jy/beam ! Combined flux in latest and established models = 0.721979 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 58 components and 0.721979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.370207Jy sigma=0.002611 ! Fit after self-cal, rms=0.369521Jy sigma=0.002606 ! Inverting map ! Added new window around map position (-1.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173703 Jy ! Component: 100 - total flux cleaned = 0.0280722 Jy ! Component: 150 - total flux cleaned = 0.0350734 Jy ! Component: 200 - total flux cleaned = 0.0397331 Jy ! Total flux subtracted in 200 components = 0.0397331 Jy ! Clean residual min=-0.006813 max=0.010219 Jy/beam ! Clean residual mean=0.000768 rms=0.002211 Jy/beam ! Combined flux in latest and established models = 0.761712 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 91 components and 0.761712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.368440Jy sigma=0.002598 ! Fit after self-cal, rms=0.368235Jy sigma=0.002596 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.11 HH 1.00* HN 0.92 ! KK 0.97 KP 1.00* LA 0.94 MA 0.95 ! MC 1.05 MK 0.92 NL 0.91 ON 0.81 ! OV 1.06 PT 0.97 SC 1.05 TS 1.00 ! WZ 0.88 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.17 HH 1.00* HN 0.93 ! KK 1.08 KP 1.00* LA 0.95 MA 1.03 ! MC 1.05 MK 0.96 NL 0.93 ON 0.78 ! OV 1.04 PT 1.01 SC 1.00* TS 1.02 ! WZ 0.76 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.14 HH 1.00* HN 1.04 ! KK 0.95 KP 1.00* LA 0.93 MA 1.00 ! MC 1.00* MK 0.88 NL 0.92 ON 1.00* ! OV 1.02 PT 0.98 SC 0.97 TS 1.01 ! WZ 0.84 ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 1.13 HH 1.00* HN 0.92 ! KK 0.96 KP 1.00* LA 0.94 MA 0.88 ! MC 1.17 MK 0.89 NL 0.98 ON 0.91 ! OV 1.04 PT 0.99 SC 1.12 TS 0.95 ! WZ 0.90 ! ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HH 1.00* HN 0.99 ! KK 1.00* KP 1.03 LA 0.97 MA 0.77 ! MC 1.00* MK 0.97 NL 1.00 ON 1.00* ! OV 0.98 PT 1.04 SC 0.87 TS 0.99 ! WZ 0.84 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.09 HH 1.00* HN 1.01 ! KK 1.00* KP 1.10 LA 1.00 MA 0.73 ! MC 1.00* MK 0.95 NL 1.02 ON 1.00* ! OV 0.96 PT 1.06 SC 1.00* TS 0.95 ! WZ 0.70 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.03 HH 1.00* HN 1.11 ! KK 1.00* KP 1.08 LA 0.98 MA 0.77 ! MC 1.00* MK 0.91 NL 1.01 ON 1.00* ! OV 0.94 PT 1.04 SC 0.81 TS 1.02 ! WZ 0.78 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 1.04 HH 1.00* HN 0.99 ! KK 1.00* KP 1.07 LA 0.99 MA 0.85 ! MC 1.00* MK 0.97 NL 1.04 ON 1.00* ! OV 0.97 PT 1.04 SC 0.91 TS 0.90 ! WZ 0.85 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.12 HH 1.00* HN 1.38 ! KK 2.11 KP 1.12 LA 0.78 MA 0.94 ! MC 1.28 MK 1.72 NL 1.11 ON 0.75 ! OV 1.03 PT 0.92 SC 1.28 TS 1.11 ! WZ 0.86 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.96 HH 1.00* HN 1.27 ! KK 1.03 KP 1.18 LA 0.85 MA 0.83 ! MC 1.16 MK 1.06 NL 1.07 ON 0.87 ! OV 1.06 PT 1.11 SC 1.00* TS 1.06 ! WZ 0.72 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.19 HH 1.00* HN 1.22 ! KK 2.07 KP 1.20 LA 0.63 MA 0.97 ! MC 1.00* MK 2.28 NL 0.82 ON 1.00* ! OV 1.03 PT 1.10 SC 1.28 TS 1.04 ! WZ 1.18 ! ! A total of 45 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.91 HH 1.00* HN 0.83 ! KK 1.23 KP 1.65 LA 0.79 MA 0.67 ! MC 0.89 MK 1.68 NL 0.49 ON 0.98 ! OV 1.54 PT 0.99 SC 1.78 TS 1.64 ! WZ 0.98 ! ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HH 1.00* HN 1.18 ! KK 1.00* KP 1.09 LA 0.86 MA 1.00* ! MC 0.95 MK 0.97 NL 1.04 ON 1.00* ! OV 0.99 PT 1.04 SC 1.20 TS 0.96 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.93 HH 1.00* HN 1.18 ! KK 1.00* KP 1.14 LA 0.88 MA 1.00* ! MC 1.34 MK 0.93 NL 1.09 ON 1.00* ! OV 0.98 PT 1.05 SC 1.00* TS 1.03 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.92 HH 1.00* HN 1.33 ! KK 1.00* KP 1.10 LA 0.87 MA 1.00* ! MC 1.00* MK 0.92 NL 1.00 ON 1.00* ! OV 0.93 PT 1.03 SC 1.18 TS 0.94 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.91 HH 1.00* HN 1.21 ! KK 1.00* KP 1.10 LA 0.86 MA 1.00* ! MC 1.29 MK 0.95 NL 1.09 ON 1.00* ! OV 0.97 PT 0.86 SC 1.24 TS 0.91 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.368235Jy sigma=0.002596 ! Fit after self-cal, rms=0.355379Jy sigma=0.002502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.398 mas, bmaj=2.838 mas, bpa=-0.6636 degrees ! Estimated noise=329.938 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 = 0.00242389 Jy ! Component: 100 - total flux cleaned = 0.00277554 Jy ! Component: 150 - total flux cleaned = 0.00276426 Jy ! Component: 200 - total flux cleaned = 0.00263146 Jy ! Total flux subtracted in 200 components = 0.00263146 Jy ! Clean residual min=-0.005763 max=0.005498 Jy/beam ! Clean residual mean=0.000119 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.764344 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.764344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355198Jy sigma=0.002500 ! Fit after self-cal, rms=0.358340Jy sigma=0.002488 ! 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. ! ! Fit before self-cal, rms=0.358340Jy sigma=0.002488 ! Fit after self-cal, rms=0.365661Jy sigma=0.002418 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.397 mas, bmaj=2.848 mas, bpa=-0.639 degrees ! Estimated noise=330.898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188309 Jy ! Component: 100 - total flux cleaned = 0.00212396 Jy ! Component: 150 - total flux cleaned = 0.00232783 Jy ! Component: 200 - total flux cleaned = 0.00232741 Jy ! Total flux subtracted in 200 components = 0.00232741 Jy ! Clean residual min=-0.003657 max=0.004614 Jy/beam ! Clean residual mean=0.000157 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.766671 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.766671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365589Jy sigma=0.002417 ! Fit after self-cal, rms=0.368754Jy sigma=0.002412 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.5, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497167 Jy ! Component: 100 - total flux cleaned = 0.00634675 Jy ! Component: 150 - total flux cleaned = 0.00720332 Jy ! Component: 200 - total flux cleaned = 0.00760855 Jy ! Total flux subtracted in 200 components = 0.00760855 Jy ! Clean residual min=-0.003608 max=0.003995 Jy/beam ! Clean residual mean=0.000126 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.774279 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 0.774279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.368668Jy sigma=0.002411 ! Fit after self-cal, rms=0.368761Jy sigma=0.002411 ! 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. ! ! Fit before self-cal, rms=0.368761Jy sigma=0.002411 ! Fit after self-cal, rms=0.379170Jy sigma=0.002408 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.404 mas, bmaj=2.846 mas, bpa=-0.3438 degrees ! Estimated noise=330.692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182325 Jy ! Component: 100 - total flux cleaned = 0.00287113 Jy ! Component: 150 - total flux cleaned = 0.00340843 Jy ! Component: 200 - total flux cleaned = 0.00372546 Jy ! Total flux subtracted in 200 components = 0.00372546 Jy ! Clean residual min=-0.003643 max=0.003770 Jy/beam ! Clean residual mean=0.000121 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.778005 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 134 components and 0.778005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379120Jy sigma=0.002408 ! Fit after self-cal, rms=0.380562Jy sigma=0.002406 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 = 0.000189934 Jy ! Component: 100 - total flux cleaned = 0.000491564 Jy ! Component: 150 - total flux cleaned = 0.000766731 Jy ! Component: 200 - total flux cleaned = 0.000829966 Jy ! Total flux subtracted in 200 components = 0.000829966 Jy ! Clean residual min=-0.003692 max=0.003944 Jy/beam ! Clean residual mean=0.000119 rms=0.000945 Jy/beam ! Combined flux in latest and established models = 0.778835 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 139 components and 0.778835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380530Jy sigma=0.002406 ! Fit after self-cal, rms=0.380539Jy sigma=0.002406 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.380539Jy sigma=0.002406 ! Fit after self-cal, rms=0.386187Jy sigma=0.002406 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.414 mas, bmaj=10.38 mas, bpa=-64.7 degrees ! Estimated noise=461.939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373764 Jy ! Component: 100 - total flux cleaned = 0.00544724 Jy ! Component: 150 - total flux cleaned = 0.00576084 Jy ! Component: 200 - total flux cleaned = 0.00600279 Jy ! Total flux subtracted in 200 components = 0.00600279 Jy ! Clean residual min=-0.004994 max=0.005228 Jy/beam ! Clean residual mean=0.000288 rms=0.001519 Jy/beam ! Combined flux in latest and established models = 0.784838 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 148 components and 0.784838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.386192Jy sigma=0.002405 ! Fit after self-cal, rms=0.386734Jy sigma=0.002405 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 = 0.000621979 Jy ! Component: 100 - total flux cleaned = 0.000844794 Jy ! Component: 150 - total flux cleaned = 0.000928264 Jy ! Component: 200 - total flux cleaned = 0.00100322 Jy ! Total flux subtracted in 200 components = 0.00100322 Jy ! Clean residual min=-0.005041 max=0.005150 Jy/beam ! Clean residual mean=0.000278 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 0.785841 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 150 components and 0.785841 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.386739Jy sigma=0.002405 ! Fit after self-cal, rms=0.386757Jy sigma=0.002405 ! 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=2.409 mas, bmaj=2.844 mas, bpa=-0.0822 degrees ! Estimated noise=330.464 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 2.844 at -0.0822 degrees (North through East) ! Clean map min=-0.0034251 max=0.37438 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=1.875 mas, bmaj=2.177 mas, bpa=-4.105 degrees ! Estimated noise=784.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.285358 Jy ! Component: 100 - total flux cleaned = 0.407483 Jy ! Component: 150 - total flux cleaned = 0.479091 Jy ! Component: 200 - total flux cleaned = 0.527504 Jy ! Total flux subtracted in 200 components = 0.527504 Jy ! Clean residual min=-0.008565 max=0.027380 Jy/beam ! Clean residual mean=0.000137 rms=0.002515 Jy/beam ! Combined flux in latest and established models = 0.527504 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 0.527504 Jy ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=2.844 mas, bpa=-0.0822 degrees ! Estimated noise=330.464 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 = 0.0810863 Jy ! Component: 100 - total flux cleaned = 0.131414 Jy ! Component: 150 - total flux cleaned = 0.164462 Jy ! Component: 200 - total flux cleaned = 0.186607 Jy ! Total flux subtracted in 200 components = 0.186607 Jy ! Clean residual min=-0.005046 max=0.012131 Jy/beam ! Clean residual mean=0.000454 rms=0.001869 Jy/beam ! Combined flux in latest and established models = 0.71411 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 60 components and 0.71411 Jy ! Inverting map ! Added new window around map position (-2, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150572 Jy ! Component: 100 - total flux cleaned = 0.0256574 Jy ! Component: 150 - total flux cleaned = 0.0338205 Jy ! Component: 200 - total flux cleaned = 0.0403493 Jy ! Total flux subtracted in 200 components = 0.0403493 Jy ! Clean residual min=-0.003867 max=0.005032 Jy/beam ! Clean residual mean=0.000251 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.75446 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 101 components and 0.75446 Jy ! Inverting map ! Added new window around map position (-3, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566951 Jy ! Component: 100 - total flux cleaned = 0.0102105 Jy ! Component: 150 - total flux cleaned = 0.0139767 Jy ! Component: 200 - total flux cleaned = 0.0171178 Jy ! Total flux subtracted in 200 components = 0.0171178 Jy ! Clean residual min=-0.003617 max=0.004136 Jy/beam ! Clean residual mean=0.000168 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.771577 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 130 components and 0.771577 Jy ! Inverting map ! Added new window around map position (-22.5, -36). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00379798 Jy ! Component: 100 - total flux cleaned = 0.00634524 Jy ! Component: 150 - total flux cleaned = 0.00854284 Jy ! Component: 200 - total flux cleaned = 0.0104573 Jy ! Total flux subtracted in 200 components = 0.0104573 Jy ! Clean residual min=-0.003512 max=0.003460 Jy/beam ! Clean residual mean=0.000125 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.782035 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 150 components and 0.782035 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.414 mas, bmaj=10.38 mas, bpa=-64.7 degrees ! Estimated noise=461.939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036046 Jy ! Component: 100 - total flux cleaned = 0.00578911 Jy ! Component: 150 - total flux cleaned = 0.00728439 Jy ! Component: 200 - total flux cleaned = 0.0082588 Jy ! Total flux subtracted in 200 components = 0.0082588 Jy ! Clean residual min=-0.004738 max=0.004328 Jy/beam ! Clean residual mean=0.000239 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.790293 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 = 0.000455677 Jy ! Component: 100 - total flux cleaned = 0.000808102 Jy ! Component: 150 - total flux cleaned = 0.0010842 Jy ! Component: 200 - total flux cleaned = 0.00132097 Jy ! Total flux subtracted in 200 components = 0.00132097 Jy ! Clean residual min=-0.004738 max=0.004306 Jy/beam ! Clean residual mean=0.000224 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 0.791614 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 173 components and 0.791614 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=2.844 mas, bpa=-0.0822 degrees ! Estimated noise=330.464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146756 Jy ! Component: 100 - total flux cleaned = -0.00140736 Jy ! Component: 150 - total flux cleaned = -0.00140258 Jy ! Component: 200 - total flux cleaned = -0.00144765 Jy ! Total flux subtracted in 200 components = -0.00144765 Jy ! Clean residual min=-0.003516 max=0.003239 Jy/beam ! Clean residual mean=0.000088 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.790167 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 186 components and 0.790167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.386487Jy sigma=0.002404 ! Fit after self-cal, rms=0.386493Jy sigma=0.002404 wmodel J1642+6856_S_2001_03_12_pus_map.mod ! Writing 186 model components to file: J1642+6856_S_2001_03_12_pus_map.mod wobs J1642+6856_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1642+6856_S_2001_03_12_pus_uvs.fits wwins J1642+6856_S_2001_03_12_pus_map.win ! wwins: Wrote 8 windows to J1642+6856_S_2001_03_12_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276188 Jy ! Component: 100 - total flux cleaned = 0.000374763 Jy ! Component: 150 - total flux cleaned = 0.000941328 Jy ! Component: 200 - total flux cleaned = 0.00127067 Jy ! Component: 250 - total flux cleaned = 0.00148584 Jy ! Component: 300 - total flux cleaned = 0.00164435 Jy ! Component: 350 - total flux cleaned = 0.00169675 Jy ! Component: 400 - total flux cleaned = 0.00184904 Jy ! Component: 450 - total flux cleaned = 0.0020468 Jy ! Component: 500 - total flux cleaned = 0.00214313 Jy ! Component: 550 - total flux cleaned = 0.00223763 Jy ! Component: 600 - total flux cleaned = 0.00228451 Jy ! Component: 650 - total flux cleaned = 0.00247085 Jy ! Component: 700 - total flux cleaned = 0.0027005 Jy ! Component: 750 - total flux cleaned = 0.00283733 Jy ! Component: 800 - total flux cleaned = 0.00306222 Jy ! Component: 850 - total flux cleaned = 0.00328434 Jy ! Component: 900 - total flux cleaned = 0.00341645 Jy ! Component: 950 - total flux cleaned = 0.00376478 Jy ! Component: 1000 - total flux cleaned = 0.00398054 Jy ! Component: 1050 - total flux cleaned = 0.00423711 Jy ! Component: 1100 - total flux cleaned = 0.00436439 Jy ! Component: 1150 - total flux cleaned = 0.00465974 Jy ! Component: 1200 - total flux cleaned = 0.00503544 Jy ! Component: 1250 - total flux cleaned = 0.00507639 Jy ! Component: 1300 - total flux cleaned = 0.00540552 Jy ! Component: 1350 - total flux cleaned = 0.00556859 Jy ! Component: 1400 - total flux cleaned = 0.00573043 Jy ! Component: 1450 - total flux cleaned = 0.005932 Jy ! Component: 1500 - total flux cleaned = 0.00609235 Jy ! Component: 1550 - total flux cleaned = 0.00637088 Jy ! Component: 1600 - total flux cleaned = 0.00652949 Jy ! Component: 1650 - total flux cleaned = 0.00684364 Jy ! Component: 1700 - total flux cleaned = 0.00692184 Jy ! Component: 1750 - total flux cleaned = 0.00707697 Jy ! Component: 1800 - total flux cleaned = 0.00734707 Jy ! Component: 1850 - total flux cleaned = 0.00742365 Jy ! Component: 1900 - total flux cleaned = 0.00753797 Jy ! Component: 1950 - total flux cleaned = 0.00765202 Jy ! Component: 2000 - total flux cleaned = 0.00791586 Jy ! Total flux subtracted in 2048 components = 0.00814064 Jy ! Clean residual min=-0.002500 max=0.001873 Jy/beam ! Clean residual mean=0.000050 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.798307 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 353 components and 0.798307 Jy ![Exited script file: muppet] wmap "J1642+6856_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 2.844 at -0.0822 degrees (North through East) ! Clean map min=-0.0034142 max=0.37252 Jy/beam ! Writing clean map to FITS file: J1642+6856_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.372518 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000701743 device "J1642+6856_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1642+6856_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.565135 0.565135 1.13027 2.26054 4.52108 9.04216 18.0843 36.1686 72.3373 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.372 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 2.844 at -0.0822 degrees (North through East) ! Clean map min=-0.0034142 max=0.37252 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1642+6856_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:57:54 2013