! Started logfile: J0501-0159_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:14:43 2010 obs J0501-0159_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_2007_12_05_pus_uva.fits ! AN table 1: 77 integrations on 136 of 136 possible baselines. ! AN table 2: 110 integrations on 136 of 136 possible baselines. ! AN table 3: 74 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0468785 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1723 lines of history. ! ! Reading 6656 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 1128 telescope corrections were flagged in sub-array 1. ! A total of 1483 telescope corrections were flagged in sub-array 2. ! A total of 1065 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 1483 telescope corrections were flagged in sub-array 2. ! A total of 1065 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1128 telescope corrections were flagged in sub-array 1. ! A total of 1483 telescope corrections were flagged in sub-array 2. ! A total of 1065 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1143 telescope corrections were flagged in sub-array 1. ! A total of 1483 telescope corrections were flagged in sub-array 2. ! A total of 1076 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.601999Jy sigma=0.004659 ! Fit after self-cal, rms=0.494051Jy sigma=0.003904 ! 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=2.56 mas, bmaj=2.983 mas, bpa=-7.277 degrees ! Estimated noise=1711.7 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 = 0.434407 Jy ! Component: 100 - total flux cleaned = 0.556717 Jy ! Total flux subtracted in 100 components = 0.556717 Jy ! Clean residual min=-0.030724 max=0.076043 Jy/beam ! Clean residual mean=0.001091 rms=0.010376 Jy/beam ! Combined flux in latest and established models = 0.556717 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.556717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297299Jy sigma=0.001979 ! Fit after self-cal, rms=0.296696Jy sigma=0.001978 ! Inverting map ! Added new window around map position (-5, 4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0783056 Jy ! Component: 100 - total flux cleaned = 0.126969 Jy ! Total flux subtracted in 100 components = 0.126969 Jy ! Clean residual min=-0.024182 max=0.037824 Jy/beam ! Clean residual mean=0.000030 rms=0.005962 Jy/beam ! Combined flux in latest and established models = 0.683686 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.683686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267082Jy sigma=0.001586 ! Fit after self-cal, rms=0.265649Jy sigma=0.001573 ! 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=2.964 mas, bmaj=4.095 mas, bpa=-16.72 degrees ! Estimated noise=1087.51 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 = 0.0455317 Jy ! Component: 100 - total flux cleaned = 0.0686444 Jy ! Component: 150 - total flux cleaned = 0.0809817 Jy ! Component: 200 - total flux cleaned = 0.0876112 Jy ! Total flux subtracted in 200 components = 0.0876112 Jy ! Clean residual min=-0.016551 max=0.010697 Jy/beam ! Clean residual mean=-0.004550 rms=0.004259 Jy/beam ! Combined flux in latest and established models = 0.771297 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 53 components and 0.771297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257170Jy sigma=0.001481 ! Fit after self-cal, rms=0.256635Jy sigma=0.001475 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.09 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 1.08 OV 1.00* ! PT 1.00* SV 1.06 TS 1.00* WZ 0.95 ! ZC 1.05 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.09 HH 1.00* HN 1.07 ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KB 1.12 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.10 OV 1.00* ! PT 1.00* SV 1.14 TS 1.11 WZ 0.94 ! ZC 0.93 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.18 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.12 ON 0.97 OV 1.00* ! PT 1.00* SV 0.99 TS 1.00* WZ 0.94 ! ZC 1.08 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HH 1.00* HN 1.07 ! KB 1.00* KP 1.00* LA 1.06 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.98 ! PT 1.00 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.05 HN 1.00* ! KB 1.12 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.92 OV 1.00* ! PT 1.00* SV 1.10 TS 1.05 WZ 0.90 ! ZC 0.92 ! ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.86 ON 0.88 OV 1.00* ! PT 1.00* SV 0.90 TS 1.00* WZ 0.96 ! ZC 0.99 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 HH 1.00* HN 1.05 ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 1.04 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.03 OV 1.00* ! PT 1.00* SV 0.96 TS 0.97 WZ 0.99 ! ZC 0.94 ! ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.92 HN 1.00* ! KB 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.08 ON 0.84 OV 1.00* ! PT 1.00* SV 1.00* TS 1.00* WZ 0.94 ! ZC 1.20 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.94 HH 1.00* HN 1.10 ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 1.03 ! PT 0.92 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.89 HN 1.00* ! KB 1.05 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SV 1.00* TS 1.15 WZ 0.91 ! ZC 0.94 ! ! ! Fit before self-cal, rms=0.256635Jy sigma=0.001475 ! Fit after self-cal, rms=0.238501Jy sigma=0.001402 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.114 mas, bmaj=4.288 mas, bpa=-15.57 degrees ! Estimated noise=1116.74 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 = 0.00254288 Jy ! Component: 100 - total flux cleaned = 0.00273517 Jy ! Component: 150 - total flux cleaned = 0.00305865 Jy ! Component: 200 - total flux cleaned = 0.00320612 Jy ! Total flux subtracted in 200 components = 0.00320612 Jy ! Clean residual min=-0.009617 max=0.015000 Jy/beam ! Clean residual mean=-0.000685 rms=0.003292 Jy/beam ! Combined flux in latest and established models = 0.774503 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.774503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237994Jy sigma=0.001397 ! Fit after self-cal, rms=0.237966Jy sigma=0.001397 ! 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=0.237966Jy sigma=0.001397 ! Fit after self-cal, rms=0.237383Jy sigma=0.001385 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.126 mas, bmaj=4.286 mas, bpa=-15.59 degrees ! Estimated noise=1114.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098291 Jy ! Component: 100 - total flux cleaned = 0.00127499 Jy ! Component: 150 - total flux cleaned = 0.00151538 Jy ! Component: 200 - total flux cleaned = 0.00172015 Jy ! Total flux subtracted in 200 components = 0.00172015 Jy ! Clean residual min=-0.009029 max=0.013640 Jy/beam ! Clean residual mean=-0.000356 rms=0.002977 Jy/beam ! Combined flux in latest and established models = 0.776223 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 0.776223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237105Jy sigma=0.001383 ! Fit after self-cal, rms=0.237181Jy sigma=0.001383 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 (-14.5, 9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123767 Jy ! Component: 100 - total flux cleaned = 0.0178841 Jy ! Component: 150 - total flux cleaned = 0.019497 Jy ! Component: 200 - total flux cleaned = 0.0206227 Jy ! Total flux subtracted in 200 components = 0.0206227 Jy ! Clean residual min=-0.009066 max=0.006921 Jy/beam ! Clean residual mean=-0.001067 rms=0.002165 Jy/beam ! Combined flux in latest and established models = 0.796846 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.796846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236438Jy sigma=0.001375 ! Fit after self-cal, rms=0.236307Jy sigma=0.001373 ! 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=0.236307Jy sigma=0.001373 ! Fit after self-cal, rms=0.234303Jy sigma=0.001366 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.142 mas, bmaj=4.279 mas, bpa=-16.05 degrees ! Estimated noise=1112.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069574 Jy ! Component: 100 - total flux cleaned = 0.00910869 Jy ! Component: 150 - total flux cleaned = 0.0103365 Jy ! Component: 200 - total flux cleaned = 0.0112153 Jy ! Total flux subtracted in 200 components = 0.0112153 Jy ! Clean residual min=-0.007370 max=0.005558 Jy/beam ! Clean residual mean=-0.000677 rms=0.001701 Jy/beam ! Combined flux in latest and established models = 0.808061 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.808061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233936Jy sigma=0.001362 ! Fit after self-cal, rms=0.233862Jy sigma=0.001362 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 = 0.00179039 Jy ! Component: 100 - total flux cleaned = 0.00308786 Jy ! Component: 150 - total flux cleaned = 0.00385473 Jy ! Component: 200 - total flux cleaned = 0.00414619 Jy ! Total flux subtracted in 200 components = 0.00414619 Jy ! Clean residual min=-0.006952 max=0.005177 Jy/beam ! Clean residual mean=-0.000813 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.812208 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 101 components and 0.812208 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233739Jy sigma=0.001361 ! Fit after self-cal, rms=0.233748Jy sigma=0.001361 ! 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=0.233748Jy sigma=0.001361 ! Fit after self-cal, rms=0.232560Jy sigma=0.001359 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.126 mas, bmaj=14.14 mas, bpa=0.397 degrees ! Estimated noise=1212.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397549 Jy ! Component: 100 - total flux cleaned = 0.00486587 Jy ! Component: 150 - total flux cleaned = 0.0055409 Jy ! Component: 200 - total flux cleaned = 0.00600682 Jy ! Total flux subtracted in 200 components = 0.00600682 Jy ! Clean residual min=-0.006529 max=0.004883 Jy/beam ! Clean residual mean=-0.000805 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 0.818214 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 125 components and 0.818214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232472Jy sigma=0.001358 ! Fit after self-cal, rms=0.232406Jy sigma=0.001358 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 = 0.000647292 Jy ! Component: 100 - total flux cleaned = 0.00122923 Jy ! Component: 150 - total flux cleaned = 0.00163482 Jy ! Component: 200 - total flux cleaned = 0.00196464 Jy ! Total flux subtracted in 200 components = 0.00196464 Jy ! Clean residual min=-0.006551 max=0.004690 Jy/beam ! Clean residual mean=-0.000909 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 0.820179 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 139 components and 0.820179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232359Jy sigma=0.001358 ! Fit after self-cal, rms=0.232353Jy sigma=0.001358 ! 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=3.154 mas, bmaj=4.277 mas, bpa=-16.36 degrees ! Estimated noise=1110.81 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.154 x 4.277 at -16.36 degrees (North through East) ! Clean map min=-0.0057805 max=0.54316 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=0.232353Jy sigma=0.001358 ! Fit after self-cal, rms=0.909816Jy sigma=0.001156 ! Inverting map and beam ! Estimated beam: bmin=3.146 mas, bmaj=4.295 mas, bpa=-15.89 degrees ! Estimated noise=1109.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218631 Jy ! Component: 100 - total flux cleaned = 0.00285811 Jy ! Component: 150 - total flux cleaned = 0.00318211 Jy ! Component: 200 - total flux cleaned = 0.00325615 Jy ! Total flux subtracted in 200 components = 0.00325615 Jy ! Clean residual min=-0.005567 max=0.004482 Jy/beam ! Clean residual mean=-0.000274 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 0.823435 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 143 components and 0.823435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.909754Jy sigma=0.001154 ! Fit after self-cal, rms=0.909819Jy sigma=0.001154 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466943 Jy ! Component: 100 - total flux cleaned = 0.000691083 Jy ! Component: 150 - total flux cleaned = 0.000832201 Jy ! Component: 200 - total flux cleaned = 0.000958127 Jy ! Total flux subtracted in 200 components = 0.000958127 Jy ! Clean residual min=-0.005293 max=0.004374 Jy/beam ! Clean residual mean=-0.000304 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.824393 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.824393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.909777Jy sigma=0.001154 ! Fit after self-cal, rms=0.909804Jy sigma=0.001154 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.909804Jy sigma=0.001154 ! Fit after self-cal, rms=1.736873Jy sigma=0.001153 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=2.607 mas, bmaj=3.032 mas, bpa=-11.55 degrees ! Estimated noise=1793.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.431482 Jy ! Component: 100 - total flux cleaned = 0.558231 Jy ! Component: 150 - total flux cleaned = 0.632931 Jy ! Component: 200 - total flux cleaned = 0.680075 Jy ! Total flux subtracted in 200 components = 0.680075 Jy ! Clean residual min=-0.012533 max=0.026023 Jy/beam ! Clean residual mean=0.000962 rms=0.004595 Jy/beam ! Combined flux in latest and established models = 0.680075 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 38 model components to the UV plane model. ! The established model now contains 38 components and 0.680076 Jy ! Inverting map and beam ! Estimated beam: bmin=3.151 mas, bmaj=4.297 mas, bpa=-15.91 degrees ! Estimated noise=1109.27 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 = 0.0467648 Jy ! Component: 100 - total flux cleaned = 0.0755758 Jy ! Component: 150 - total flux cleaned = 0.095122 Jy ! Component: 200 - total flux cleaned = 0.10877 Jy ! Total flux subtracted in 200 components = 0.10877 Jy ! Clean residual min=-0.005453 max=0.008761 Jy/beam ! Clean residual mean=0.000952 rms=0.002353 Jy/beam ! Combined flux in latest and established models = 0.788845 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 78 components and 0.788845 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=9.1 mas, bmaj=14.11 mas, bpa=0.36 degrees ! Estimated noise=1211.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132351 Jy ! Component: 100 - total flux cleaned = 0.0215528 Jy ! Component: 150 - total flux cleaned = 0.027119 Jy ! Component: 200 - total flux cleaned = 0.030916 Jy ! Total flux subtracted in 200 components = 0.030916 Jy ! Clean residual min=-0.005349 max=0.004743 Jy/beam ! Clean residual mean=-0.000037 rms=0.001654 Jy/beam ! Combined flux in latest and established models = 0.819761 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 = 0.00261559 Jy ! Component: 100 - total flux cleaned = 0.00442002 Jy ! Component: 150 - total flux cleaned = 0.00566447 Jy ! Component: 200 - total flux cleaned = 0.00601269 Jy ! Total flux subtracted in 200 components = 0.00601269 Jy ! Clean residual min=-0.005239 max=0.004057 Jy/beam ! Clean residual mean=-0.000354 rms=0.001438 Jy/beam ! Combined flux in latest and established models = 0.825774 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 129 components and 0.825774 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.151 mas, bmaj=4.297 mas, bpa=-15.91 degrees ! Estimated noise=1109.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000287612 Jy ! Component: 100 - total flux cleaned = -2.20712e-05 Jy ! Component: 150 - total flux cleaned = 0.00016148 Jy ! Component: 200 - total flux cleaned = 0.000272038 Jy ! Total flux subtracted in 200 components = 0.000272038 Jy ! Clean residual min=-0.004840 max=0.004615 Jy/beam ! Clean residual mean=-0.000219 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.826046 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 139 components and 0.826046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.736870Jy sigma=0.001153 ! Fit after self-cal, rms=1.736793Jy sigma=0.001152 wmodel J0501-0159_S_2007_12_05_pus_map.mod ! Writing 139 model components to file: J0501-0159_S_2007_12_05_pus_map.mod wobs J0501-0159_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_2007_12_05_pus_uvs.fits wwins J0501-0159_S_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J0501-0159_S_2007_12_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 = -0.00112011 Jy ! Component: 100 - total flux cleaned = -0.00151253 Jy ! Component: 150 - total flux cleaned = -0.00180562 Jy ! Component: 200 - total flux cleaned = -0.00208316 Jy ! Component: 250 - total flux cleaned = -0.00241437 Jy ! Component: 300 - total flux cleaned = -0.00279632 Jy ! Component: 350 - total flux cleaned = -0.00291874 Jy ! Component: 400 - total flux cleaned = -0.00309772 Jy ! Component: 450 - total flux cleaned = -0.00321331 Jy ! Component: 500 - total flux cleaned = -0.00349428 Jy ! Component: 550 - total flux cleaned = -0.00371243 Jy ! Component: 600 - total flux cleaned = -0.00387235 Jy ! Component: 650 - total flux cleaned = -0.00408013 Jy ! Component: 700 - total flux cleaned = -0.00428259 Jy ! Component: 750 - total flux cleaned = -0.00447965 Jy ! Component: 800 - total flux cleaned = -0.00462392 Jy ! Component: 850 - total flux cleaned = -0.00481174 Jy ! Component: 900 - total flux cleaned = -0.00490342 Jy ! Component: 950 - total flux cleaned = -0.00499338 Jy ! Component: 1000 - total flux cleaned = -0.00503784 Jy ! Component: 1050 - total flux cleaned = -0.00516883 Jy ! Component: 1100 - total flux cleaned = -0.00516877 Jy ! Component: 1150 - total flux cleaned = -0.00521163 Jy ! Component: 1200 - total flux cleaned = -0.00529526 Jy ! Component: 1250 - total flux cleaned = -0.00537725 Jy ! Component: 1300 - total flux cleaned = -0.0054581 Jy ! Component: 1350 - total flux cleaned = -0.0054982 Jy ! Component: 1400 - total flux cleaned = -0.00557763 Jy ! Component: 1450 - total flux cleaned = -0.00565656 Jy ! Component: 1500 - total flux cleaned = -0.00577277 Jy ! Component: 1550 - total flux cleaned = -0.00588738 Jy ! Component: 1600 - total flux cleaned = -0.00592494 Jy ! Component: 1650 - total flux cleaned = -0.00596274 Jy ! Component: 1700 - total flux cleaned = -0.00611089 Jy ! Component: 1750 - total flux cleaned = -0.00614723 Jy ! Component: 1800 - total flux cleaned = -0.00618333 Jy ! Component: 1850 - total flux cleaned = -0.00621924 Jy ! Component: 1900 - total flux cleaned = -0.00625514 Jy ! Component: 1950 - total flux cleaned = -0.00629069 Jy ! Component: 2000 - total flux cleaned = -0.00632579 Jy ! Total flux subtracted in 2048 components = -0.00639534 Jy ! Clean residual min=-0.001874 max=0.001959 Jy/beam ! Clean residual mean=-0.000034 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.81965 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 258 components and 0.81965 Jy wmap "J0501-0159_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.151 x 4.297 at -15.91 degrees (North through East) ! Clean map min=-0.0031794 max=0.54375 Jy/beam ! Writing clean map to FITS file: J0501-0159_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.543747 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000677243 device "J0501-0159_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.373653 0.373653 0.747306 1.49461 2.98923 5.97845 11.9569 23.9138 47.8276 95.6552 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.543 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.151 x 4.297 at -15.91 degrees (North through East) ! Clean map min=-0.0031794 max=0.54375 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:14:48 2010