! Started logfile: J0006-0623_S_2001_07_05_pus_uvs.log on Sun Aug 12 17:09:42 2007 obs J0006-0623_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J0006-0623_S_2001_07_05_pus_uva.fits ! AN table 1: 129 integrations on 171 of 171 possible baselines. ! AN table 2: 33 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0796332 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0006-0623 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1778 lines of history. ! ! Reading 8824 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 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 2031 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2023 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2024 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2047 telescope corrections were flagged in sub-array 1. ! A total of 491 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.385383Jy sigma=0.013297 ! Fit after self-cal, rms=0.564954Jy sigma=0.005379 ! 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=2.135 mas, bmaj=5.628 mas, bpa=-5.9 degrees ! Estimated noise=1733 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 = 0.841972 Jy ! Component: 100 - total flux cleaned = 1.10024 Jy ! Total flux subtracted in 100 components = 1.10024 Jy ! Clean residual min=-0.054663 max=0.248600 Jy/beam ! Clean residual mean=0.003289 rms=0.022663 Jy/beam ! Combined flux in latest and established models = 1.10024 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.10024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.509472Jy sigma=0.004817 ! Fit after self-cal, rms=0.508732Jy sigma=0.004812 ! Inverting map ! Added new window around map position (-5.5, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.22466 Jy ! Component: 100 - total flux cleaned = 0.352393 Jy ! Total flux subtracted in 100 components = 0.352393 Jy ! Clean residual min=-0.042522 max=0.095160 Jy/beam ! Clean residual mean=0.001922 rms=0.013815 Jy/beam ! Combined flux in latest and established models = 1.45264 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 16 components and 1.45264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334708Jy sigma=0.003103 ! Fit after self-cal, rms=0.315719Jy sigma=0.002938 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111431 Jy ! Component: 100 - total flux cleaned = 0.18693 Jy ! Total flux subtracted in 100 components = 0.18693 Jy ! Clean residual min=-0.031926 max=0.079931 Jy/beam ! Clean residual mean=0.001189 rms=0.009027 Jy/beam ! Combined flux in latest and established models = 1.63957 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 1.63957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240772Jy sigma=0.002171 ! Fit after self-cal, rms=0.236410Jy sigma=0.002135 ! Inverting map ! Added new window around map position (-2.5, 0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0821129 Jy ! Component: 100 - total flux cleaned = 0.134249 Jy ! Total flux subtracted in 100 components = 0.134249 Jy ! Clean residual min=-0.024217 max=0.032099 Jy/beam ! Clean residual mean=0.000671 rms=0.005869 Jy/beam ! Combined flux in latest and established models = 1.77382 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 1.77382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192515Jy sigma=0.001679 ! Fit after self-cal, rms=0.190308Jy sigma=0.001661 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429018 Jy ! Component: 100 - total flux cleaned = 0.0721874 Jy ! Total flux subtracted in 100 components = 0.0721874 Jy ! Clean residual min=-0.021570 max=0.024674 Jy/beam ! Clean residual mean=0.000393 rms=0.004650 Jy/beam ! Combined flux in latest and established models = 1.846 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 1.846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176949Jy sigma=0.001520 ! Fit after self-cal, rms=0.175962Jy sigma=0.001512 ! 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=2.644 mas, bmaj=7.561 mas, bpa=-10.29 degrees ! Estimated noise=916.683 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 = 0.0342108 Jy ! Component: 100 - total flux cleaned = 0.0543033 Jy ! Component: 150 - total flux cleaned = 0.0669591 Jy ! Component: 200 - total flux cleaned = 0.0751384 Jy ! Total flux subtracted in 200 components = 0.0751384 Jy ! Clean residual min=-0.009197 max=0.010389 Jy/beam ! Clean residual mean=0.000167 rms=0.003054 Jy/beam ! Combined flux in latest and established models = 1.92114 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 64 components and 1.92114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168637Jy sigma=0.001440 ! Fit after self-cal, rms=0.168112Jy sigma=0.001434 ! 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 0.99 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.97 KK 0.94 KP 0.95 ! LA 1.01 MC 1.00* MK 0.99 NL 1.00 ! NY 1.00* OV 0.97 PT 0.96 SC 0.99 ! TS 1.00* WF 1.05 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 GC 0.97 GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.98 ! LA 0.98 MC 1.00* MK 0.98 NL 1.07 ! NY 1.00* OV 1.00 PT 0.98 SC 1.00* ! TS 1.06 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 GC 1.69 GG 1.00* ! HH 1.00* HN 0.98 KK 0.98 KP 1.05 ! LA 0.98 MC 1.00* MK 0.98 NL 0.96 ! NY 1.00* OV 0.99 PT 0.99 SC 1.01 ! TS 1.00* WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 0.94 GG 1.00* ! HH 1.00* HN 1.00* KK 1.03 KP 0.92 ! LA 0.95 MC 1.00* MK 0.95 NL 1.02 ! NY 1.00* OV 0.99 PT 0.99 SC 1.00* ! TS 1.03 WF 1.00* WZ 1.00* ! ! ! 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 0.95 GC 1.55 GG 1.00* ! HH 1.00* HN 1.02 KK 1.01 KP 1.04 ! LA 1.01 MC 1.00* MK 1.00 NL 1.02 ! NY 1.00* OV 1.01 PT 1.00 SC 0.99 ! TS 1.00* WF 1.38 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 GC 0.97 GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 1.02 ! LA 1.00 MC 1.00* MK 0.99 NL 1.08 ! NY 1.00* OV 0.99 PT 0.98 SC 1.00* ! TS 1.06 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.66 GG 1.00* ! HH 1.00* HN 0.91 KK 0.96 KP 1.04 ! LA 0.99 MC 1.00* MK 0.99 NL 1.01 ! NY 1.00* OV 1.00 PT 1.05 SC 1.01 ! TS 1.00* WF 1.05 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 0.98 GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 1.03 ! LA 1.00 MC 1.00* MK 0.98 NL 1.05 ! NY 1.00* OV 0.99 PT 1.06 SC 1.00* ! TS 1.07 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.168112Jy sigma=0.001434 ! Fit after self-cal, rms=0.155536Jy sigma=0.001300 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.639 mas, bmaj=8.009 mas, bpa=-10.46 degrees ! Estimated noise=919.683 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 = 0.00648765 Jy ! Component: 100 - total flux cleaned = 0.00697136 Jy ! Component: 150 - total flux cleaned = 0.00732426 Jy ! Component: 200 - total flux cleaned = 0.00745997 Jy ! Total flux subtracted in 200 components = 0.00745997 Jy ! Clean residual min=-0.005058 max=0.006200 Jy/beam ! Clean residual mean=0.000092 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 1.9286 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 1.9286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154846Jy sigma=0.001293 ! Fit after self-cal, rms=0.154793Jy sigma=0.001292 ! 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=0.154793Jy sigma=0.001292 ! Fit after self-cal, rms=0.154484Jy sigma=0.001292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.64 mas, bmaj=8.006 mas, bpa=-10.51 degrees ! Estimated noise=919.057 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354022 Jy ! Component: 100 - total flux cleaned = 0.0038487 Jy ! Component: 150 - total flux cleaned = 0.00408985 Jy ! Component: 200 - total flux cleaned = 0.00419063 Jy ! Total flux subtracted in 200 components = 0.00419063 Jy ! Clean residual min=-0.004825 max=0.005482 Jy/beam ! Clean residual mean=0.000051 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 1.93279 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 1.93279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154188Jy sigma=0.001289 ! Fit after self-cal, rms=0.154148Jy sigma=0.001289 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 = 0.00088157 Jy ! Component: 100 - total flux cleaned = 0.000993668 Jy ! Component: 150 - total flux cleaned = 0.00108809 Jy ! Component: 200 - total flux cleaned = 0.00117033 Jy ! Total flux subtracted in 200 components = 0.00117033 Jy ! Clean residual min=-0.004650 max=0.005277 Jy/beam ! Clean residual mean=0.000046 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 1.93396 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 1.93396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154018Jy sigma=0.001288 ! Fit after self-cal, rms=0.154000Jy sigma=0.001288 ! 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=0.154000Jy sigma=0.001288 ! Fit after self-cal, rms=0.153968Jy sigma=0.001287 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.641 mas, bmaj=8.006 mas, bpa=-10.55 degrees ! Estimated noise=919.083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176506 Jy ! Component: 100 - total flux cleaned = 0.00222056 Jy ! Component: 150 - total flux cleaned = 0.00229841 Jy ! Component: 200 - total flux cleaned = 0.00236614 Jy ! Total flux subtracted in 200 components = 0.00236614 Jy ! Clean residual min=-0.004689 max=0.005402 Jy/beam ! Clean residual mean=0.000037 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 1.93633 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 1.93633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153866Jy sigma=0.001287 ! Fit after self-cal, rms=0.153852Jy sigma=0.001286 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 = 0.000532272 Jy ! Component: 100 - total flux cleaned = 0.00066587 Jy ! Component: 150 - total flux cleaned = 0.000726954 Jy ! Component: 200 - total flux cleaned = 0.000836616 Jy ! Total flux subtracted in 200 components = 0.000836616 Jy ! Clean residual min=-0.004564 max=0.005304 Jy/beam ! Clean residual mean=0.000034 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 1.93717 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 1.93717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153799Jy sigma=0.001286 ! Fit after self-cal, rms=0.153789Jy sigma=0.001286 ! 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=0.153789Jy sigma=0.001286 ! Fit after self-cal, rms=0.153735Jy sigma=0.001285 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.456 mas, bmaj=11.85 mas, bpa=-5.756 degrees ! Estimated noise=1263.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206595 Jy ! Component: 100 - total flux cleaned = 0.00230221 Jy ! Component: 150 - total flux cleaned = 0.00253524 Jy ! Component: 200 - total flux cleaned = 0.00261476 Jy ! Total flux subtracted in 200 components = 0.00261476 Jy ! Clean residual min=-0.004789 max=0.005293 Jy/beam ! Clean residual mean=0.000042 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 1.93978 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 99 components and 1.93978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153743Jy sigma=0.001285 ! Fit after self-cal, rms=0.153737Jy sigma=0.001285 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 = 0.00024067 Jy ! Component: 100 - total flux cleaned = 0.000321455 Jy ! Component: 150 - total flux cleaned = 0.000321902 Jy ! Component: 200 - total flux cleaned = 0.000290926 Jy ! Total flux subtracted in 200 components = 0.000290926 Jy ! Clean residual min=-0.004691 max=0.005097 Jy/beam ! Clean residual mean=0.000039 rms=0.001834 Jy/beam ! Combined flux in latest and established models = 1.94007 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 103 components and 1.94007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153741Jy sigma=0.001285 ! Fit after self-cal, rms=0.153738Jy sigma=0.001285 ! 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=2.642 mas, bmaj=8.006 mas, bpa=-10.57 degrees ! Estimated noise=919.307 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.642 x 8.006 at -10.57 degrees (North through East) ! Clean map min=-0.0044468 max=1.1157 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. ! ! Fit before self-cal, rms=0.153738Jy sigma=0.001285 ! Fit after self-cal, rms=0.138107Jy sigma=0.001097 ! Inverting map and beam ! Estimated beam: bmin=2.641 mas, bmaj=8.004 mas, bpa=-10.54 degrees ! Estimated noise=918.853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106455 Jy ! Component: 100 - total flux cleaned = -0.00131129 Jy ! Component: 150 - total flux cleaned = -0.00157076 Jy ! Component: 200 - total flux cleaned = -0.00167935 Jy ! Total flux subtracted in 200 components = -0.00167935 Jy ! Clean residual min=-0.004248 max=0.004166 Jy/beam ! Clean residual mean=0.000012 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 1.93839 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 118 components and 1.93839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138015Jy sigma=0.001096 ! Fit after self-cal, rms=0.138009Jy sigma=0.001096 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.91138e-05 Jy ! Component: 100 - total flux cleaned = -2.0161e-05 Jy ! Component: 150 - total flux cleaned = -6.40903e-05 Jy ! Component: 200 - total flux cleaned = -0.000103817 Jy ! Total flux subtracted in 200 components = -0.000103817 Jy ! Clean residual min=-0.004204 max=0.004127 Jy/beam ! Clean residual mean=0.000012 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 1.93829 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 122 components and 1.93829 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137976Jy sigma=0.001096 ! Fit after self-cal, rms=0.137972Jy sigma=0.001096 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137972Jy sigma=0.001096 ! Fit after self-cal, rms=0.137994Jy sigma=0.001096 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=2.136 mas, bmaj=6.763 mas, bpa=-6.102 degrees ! Estimated noise=1688.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.850589 Jy ! Component: 100 - total flux cleaned = 1.17812 Jy ! Component: 150 - total flux cleaned = 1.37928 Jy ! Component: 200 - total flux cleaned = 1.51781 Jy ! Total flux subtracted in 200 components = 1.51781 Jy ! Clean residual min=-0.027572 max=0.077620 Jy/beam ! Clean residual mean=0.001715 rms=0.010696 Jy/beam ! Combined flux in latest and established models = 1.51781 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.51781 Jy ! Inverting map and beam ! Estimated beam: bmin=2.642 mas, bmaj=8.006 mas, bpa=-10.52 degrees ! Estimated noise=919.338 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 = 0.157718 Jy ! Component: 100 - total flux cleaned = 0.249451 Jy ! Component: 150 - total flux cleaned = 0.305047 Jy ! Component: 200 - total flux cleaned = 0.34024 Jy ! Total flux subtracted in 200 components = 0.34024 Jy ! Clean residual min=-0.009828 max=0.018691 Jy/beam ! Clean residual mean=0.000300 rms=0.004116 Jy/beam ! Combined flux in latest and established models = 1.85805 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 54 components and 1.85805 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.023254 Jy ! Component: 100 - total flux cleaned = 0.0391134 Jy ! Component: 150 - total flux cleaned = 0.0501944 Jy ! Component: 200 - total flux cleaned = 0.0580569 Jy ! Total flux subtracted in 200 components = 0.0580569 Jy ! Clean residual min=-0.006022 max=0.007616 Jy/beam ! Clean residual mean=0.000084 rms=0.001595 Jy/beam ! Combined flux in latest and established models = 1.91611 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 92 components and 1.91611 Jy ! Inverting map ! Added new window around map position (4.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00761836 Jy ! Component: 100 - total flux cleaned = 0.0122197 Jy ! Component: 150 - total flux cleaned = 0.0145508 Jy ! Component: 200 - total flux cleaned = 0.0149841 Jy ! Total flux subtracted in 200 components = 0.0149841 Jy ! Clean residual min=-0.005032 max=0.004359 Jy/beam ! Clean residual mean=0.000028 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 1.93109 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 116 components and 1.93109 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=7.46 mas, bmaj=11.86 mas, bpa=-5.636 degrees ! Estimated noise=1262.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353469 Jy ! Component: 100 - total flux cleaned = 0.00415893 Jy ! Component: 150 - total flux cleaned = 0.00434621 Jy ! Component: 200 - total flux cleaned = 0.00452467 Jy ! Total flux subtracted in 200 components = 0.00452467 Jy ! Clean residual min=-0.003708 max=0.004760 Jy/beam ! Clean residual mean=0.000029 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 1.93562 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 = 0.000221792 Jy ! Component: 100 - total flux cleaned = 0.000379001 Jy ! Component: 150 - total flux cleaned = 0.000529037 Jy ! Component: 200 - total flux cleaned = 0.000670561 Jy ! Total flux subtracted in 200 components = 0.000670561 Jy ! Clean residual min=-0.003563 max=0.004646 Jy/beam ! Clean residual mean=0.000022 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 1.93629 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 138 components and 1.93629 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.642 mas, bmaj=8.006 mas, bpa=-10.52 degrees ! Estimated noise=919.338 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00234726 Jy ! Component: 100 - total flux cleaned = -0.00222331 Jy ! Component: 150 - total flux cleaned = -0.00199307 Jy ! Component: 200 - total flux cleaned = -0.00166999 Jy ! Total flux subtracted in 200 components = -0.00166999 Jy ! Clean residual min=-0.004376 max=0.004098 Jy/beam ! Clean residual mean=0.000015 rms=0.001144 Jy/beam ! Combined flux in latest and established models = 1.93462 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 1.93462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138141Jy sigma=0.001097 ! Fit after self-cal, rms=0.138119Jy sigma=0.001097 wmodel J0006-0623_S_2001_07_05_pus_map.mod ! Writing 148 model components to file: J0006-0623_S_2001_07_05_pus_map.mod wobs J0006-0623_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J0006-0623_S_2001_07_05_pus_uvs.fits wwins J0006-0623_S_2001_07_05_pus_map.win ! wwins: Wrote 4 windows to J0006-0623_S_2001_07_05_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 = -0.000286772 Jy ! Component: 100 - total flux cleaned = -0.000640582 Jy ! Component: 150 - total flux cleaned = -0.000771947 Jy ! Component: 200 - total flux cleaned = -0.000834922 Jy ! Component: 250 - total flux cleaned = -0.000712329 Jy ! Component: 300 - total flux cleaned = -0.000593626 Jy ! Component: 350 - total flux cleaned = -0.000593757 Jy ! Component: 400 - total flux cleaned = -0.00059557 Jy ! Component: 450 - total flux cleaned = -0.000819362 Jy ! Component: 500 - total flux cleaned = -0.000819019 Jy ! Component: 550 - total flux cleaned = -0.000873398 Jy ! Component: 600 - total flux cleaned = -0.000767365 Jy ! Component: 650 - total flux cleaned = -0.000819819 Jy ! Component: 700 - total flux cleaned = -0.00112739 Jy ! Component: 750 - total flux cleaned = -0.00112664 Jy ! Component: 800 - total flux cleaned = -0.00137614 Jy ! Component: 850 - total flux cleaned = -0.0014746 Jy ! Component: 900 - total flux cleaned = -0.00157206 Jy ! Component: 950 - total flux cleaned = -0.00176445 Jy ! Component: 1000 - total flux cleaned = -0.00181087 Jy ! Component: 1050 - total flux cleaned = -0.00185775 Jy ! Component: 1100 - total flux cleaned = -0.00171823 Jy ! Component: 1150 - total flux cleaned = -0.00190262 Jy ! Component: 1200 - total flux cleaned = -0.00185634 Jy ! Component: 1250 - total flux cleaned = -0.00185585 Jy ! Component: 1300 - total flux cleaned = -0.00185553 Jy ! Component: 1350 - total flux cleaned = -0.00181091 Jy ! Component: 1400 - total flux cleaned = -0.00185503 Jy ! Component: 1450 - total flux cleaned = -0.00172477 Jy ! Component: 1500 - total flux cleaned = -0.00172434 Jy ! Component: 1550 - total flux cleaned = -0.00168129 Jy ! Component: 1600 - total flux cleaned = -0.00159657 Jy ! Component: 1650 - total flux cleaned = -0.00159627 Jy ! Component: 1700 - total flux cleaned = -0.00167922 Jy ! Component: 1750 - total flux cleaned = -0.00151397 Jy ! Component: 1800 - total flux cleaned = -0.00151427 Jy ! Component: 1850 - total flux cleaned = -0.00155461 Jy ! Component: 1900 - total flux cleaned = -0.00147391 Jy ! Component: 1950 - total flux cleaned = -0.00151392 Jy ! Component: 2000 - total flux cleaned = -0.00135527 Jy ! Total flux subtracted in 2048 components = -0.00147367 Jy ! Clean residual min=-0.002166 max=0.002218 Jy/beam ! Clean residual mean=0.000016 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 1.93314 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 288 components and 1.93314 Jy wmap "J0006-0623_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.642 x 8.006 at -10.52 degrees (North through East) ! Clean map min=-0.0037211 max=1.1206 Jy/beam ! Writing clean map to FITS file: J0006-0623_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.12061 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000782944 device "J0006-0623_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0006-0623_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209603 0.209603 0.419207 0.838413 1.67683 3.35365 6.7073 13.4146 26.8292 53.6584 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.12 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.642 x 8.006 at -10.52 degrees (North through East) ! Clean map min=-0.0037211 max=1.1206 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0006-0623_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0006-0623_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0006-0623_S_2001_07_05_pus_uvs.log closed on Sun Aug 12 17:11:08 2007