! Started logfile: J1727+4530_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:43:02 2010 obs J1727+4530_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1727+4530_S_2008_04_02_pus_uva.fits ! AN table 1: 312 integrations on 120 of 120 possible baselines. ! AN table 2: 34 integrations on 120 of 120 possible baselines. ! AN table 3: 31 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.145248 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1727+4530 ! ! 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 984 lines of history. ! ! Reading 26284 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 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3416 telescope corrections were flagged in sub-array 1. ! A total of 472 telescope corrections were flagged in sub-array 2. ! A total of 273 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.918994Jy sigma=0.008917 ! Fit after self-cal, rms=0.873549Jy sigma=0.008638 ! 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=2.951 mas, bmaj=4.056 mas, bpa=10.38 degrees ! Estimated noise=971.4 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 = 0.104191 Jy ! Component: 100 - total flux cleaned = 0.136854 Jy ! Total flux subtracted in 100 components = 0.136854 Jy ! Clean residual min=-0.007119 max=0.014592 Jy/beam ! Clean residual mean=-0.000010 rms=0.002119 Jy/beam ! Combined flux in latest and established models = 0.136854 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.136854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161013Jy sigma=0.001311 ! Fit after self-cal, rms=0.160728Jy sigma=0.001309 ! Inverting map ! Added new window around map position (-3, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017788 Jy ! Component: 100 - total flux cleaned = 0.0274943 Jy ! Total flux subtracted in 100 components = 0.0274943 Jy ! Clean residual min=-0.006804 max=0.006997 Jy/beam ! Clean residual mean=0.000003 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 0.164349 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.164349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158254Jy sigma=0.001276 ! Fit after self-cal, rms=0.158012Jy sigma=0.001276 ! 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=3.505 mas, bmaj=4.791 mas, bpa=12.64 degrees ! Estimated noise=456.035 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 = 0.0112159 Jy ! Component: 100 - total flux cleaned = 0.0177186 Jy ! Component: 150 - total flux cleaned = 0.0218129 Jy ! Component: 200 - total flux cleaned = 0.0244284 Jy ! Total flux subtracted in 200 components = 0.0244284 Jy ! Clean residual min=-0.005436 max=0.004831 Jy/beam ! Clean residual mean=0.000070 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 0.188777 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.188777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157092Jy sigma=0.001266 ! Fit after self-cal, rms=0.156931Jy sigma=0.001266 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HH 1.00* HN 1.07 ! KK 1.15 KP 1.01 LA 1.17 MK 0.81 ! NL 0.99 NY 0.89 ON 1.00* OV 0.98 ! PT 0.97 SC 0.95 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.05 HH 1.00* HN 1.09 ! KK 1.00* KP 1.01 LA 1.14 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 0.98 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.13 HH 1.00* HN 1.14 ! KK 1.06 KP 1.05 LA 1.15 MK 0.83 ! NL 1.01 NY 1.08 ON 1.00* OV 0.99 ! PT 1.02 SC 1.09 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.12 HH 1.00* HN 1.12 ! KK 1.00* KP 1.02 LA 1.11 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 1.02 ! PT 0.94 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.12 HH 1.00* HN 1.11 ! KK 1.05 KP 1.05 LA 0.86 MK 0.88 ! NL 1.07 NY 1.04 ON 1.00* OV 1.07 ! PT 1.06 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.25 HH 1.00* HN 1.22 ! KK 1.00* KP 1.06 LA 0.85 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.07 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 396 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HH 1.00* HN 1.04 ! KK 1.01 KP 0.96 LA 0.75 MK 0.98 ! NL 0.97 NY 1.15 ON 1.00* OV 0.83 ! PT 0.90 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.11 HH 1.00* HN 1.03 ! KK 1.00* KP 0.97 LA 0.73 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.89 ! PT 0.90 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.156931Jy sigma=0.001266 ! Fit after self-cal, rms=0.155089Jy sigma=0.001261 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.452 mas, bmaj=4.918 mas, bpa=15.39 degrees ! Estimated noise=468.344 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 (-26.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385594 Jy ! Component: 100 - total flux cleaned = 0.00600939 Jy ! Component: 150 - total flux cleaned = 0.00735957 Jy ! Component: 200 - total flux cleaned = 0.00793853 Jy ! Total flux subtracted in 200 components = 0.00793853 Jy ! Clean residual min=-0.002592 max=0.003364 Jy/beam ! Clean residual mean=0.000045 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.196716 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.196716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154968Jy sigma=0.001260 ! Fit after self-cal, rms=0.155012Jy sigma=0.001259 ! 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=0.155012Jy sigma=0.001259 ! Fit after self-cal, rms=0.155141Jy sigma=0.001259 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.447 mas, bmaj=4.916 mas, bpa=15.25 degrees ! Estimated noise=468.675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166733 Jy ! Component: 100 - total flux cleaned = 0.00255878 Jy ! Component: 150 - total flux cleaned = 0.00293396 Jy ! Component: 200 - total flux cleaned = 0.00312062 Jy ! Total flux subtracted in 200 components = 0.00312062 Jy ! Clean residual min=-0.002583 max=0.003108 Jy/beam ! Clean residual mean=0.000040 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.199836 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.199836 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155101Jy sigma=0.001259 ! Fit after self-cal, rms=0.155104Jy sigma=0.001258 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-9.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281861 Jy ! Component: 100 - total flux cleaned = 0.00359515 Jy ! Component: 150 - total flux cleaned = 0.00374887 Jy ! Component: 200 - total flux cleaned = 0.0038359 Jy ! Total flux subtracted in 200 components = 0.0038359 Jy ! Clean residual min=-0.002343 max=0.002511 Jy/beam ! Clean residual mean=0.000042 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.203672 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.203672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155033Jy sigma=0.001258 ! Fit after self-cal, rms=0.155021Jy sigma=0.001258 ! 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=0.155021Jy sigma=0.001258 ! Fit after self-cal, rms=0.154643Jy sigma=0.001258 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.441 mas, bmaj=4.912 mas, bpa=15.13 degrees ! Estimated noise=469.229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178884 Jy ! Component: 100 - total flux cleaned = 0.00253981 Jy ! Component: 150 - total flux cleaned = 0.00273847 Jy ! Component: 200 - total flux cleaned = 0.00273873 Jy ! Total flux subtracted in 200 components = 0.00273873 Jy ! Clean residual min=-0.002239 max=0.002292 Jy/beam ! Clean residual mean=0.000038 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.206411 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 108 components and 0.206411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154605Jy sigma=0.001257 ! Fit after self-cal, rms=0.154593Jy sigma=0.001257 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 = 0.00043931 Jy ! Component: 100 - total flux cleaned = 0.00040633 Jy ! Component: 150 - total flux cleaned = 0.000342757 Jy ! Component: 200 - total flux cleaned = 0.000313081 Jy ! Total flux subtracted in 200 components = 0.000313081 Jy ! Clean residual min=-0.002249 max=0.002250 Jy/beam ! Clean residual mean=0.000039 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.206724 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 111 components and 0.206724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154574Jy sigma=0.001257 ! Fit after self-cal, rms=0.154573Jy sigma=0.001257 ! 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=0.154573Jy sigma=0.001257 ! Fit after self-cal, rms=0.154769Jy sigma=0.001257 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.373 mas, bmaj=10.28 mas, bpa=30.82 degrees ! Estimated noise=560.753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131827 Jy ! Component: 100 - total flux cleaned = 0.00175364 Jy ! Component: 150 - total flux cleaned = 0.00182714 Jy ! Component: 200 - total flux cleaned = 0.00187017 Jy ! Total flux subtracted in 200 components = 0.00187017 Jy ! Clean residual min=-0.001671 max=0.002345 Jy/beam ! Clean residual mean=0.000077 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.208594 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 135 components and 0.208594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154760Jy sigma=0.001257 ! Fit after self-cal, rms=0.154749Jy sigma=0.001257 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 = 0.000341972 Jy ! Component: 100 - total flux cleaned = 0.000340491 Jy ! Component: 150 - total flux cleaned = 0.000360094 Jy ! Component: 200 - total flux cleaned = 0.000343432 Jy ! Total flux subtracted in 200 components = 0.000343432 Jy ! Clean residual min=-0.001678 max=0.002347 Jy/beam ! Clean residual mean=0.000079 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.208937 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 146 components and 0.208937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154746Jy sigma=0.001257 ! Fit after self-cal, rms=0.154744Jy sigma=0.001257 ! 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=3.438 mas, bmaj=4.918 mas, bpa=15.14 degrees ! Estimated noise=469.76 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.438 x 4.918 at 15.14 degrees (North through East) ! Clean map min=-0.0020243 max=0.13502 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=2.859 mas, bmaj=4.183 mas, bpa=11.16 degrees ! Estimated noise=1026.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102278 Jy ! Component: 100 - total flux cleaned = 0.138282 Jy ! Component: 150 - total flux cleaned = 0.155998 Jy ! Component: 200 - total flux cleaned = 0.166617 Jy ! Total flux subtracted in 200 components = 0.166617 Jy ! Clean residual min=-0.005868 max=0.006029 Jy/beam ! Clean residual mean=0.000005 rms=0.001415 Jy/beam ! Combined flux in latest and established models = 0.166617 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.166616 Jy ! Inverting map and beam ! Estimated beam: bmin=3.438 mas, bmaj=4.918 mas, bpa=15.14 degrees ! Estimated noise=469.76 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 = 0.0111389 Jy ! Component: 100 - total flux cleaned = 0.0180837 Jy ! Component: 150 - total flux cleaned = 0.0230591 Jy ! Component: 200 - total flux cleaned = 0.0269196 Jy ! Total flux subtracted in 200 components = 0.0269196 Jy ! Clean residual min=-0.002890 max=0.002400 Jy/beam ! Clean residual mean=0.000044 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.193536 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 63 components and 0.193536 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=7.373 mas, bmaj=10.28 mas, bpa=30.82 degrees ! Estimated noise=560.753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474224 Jy ! Component: 100 - total flux cleaned = 0.00779199 Jy ! Component: 150 - total flux cleaned = 0.0099537 Jy ! Component: 200 - total flux cleaned = 0.0115262 Jy ! Total flux subtracted in 200 components = 0.0115262 Jy ! Clean residual min=-0.002030 max=0.001996 Jy/beam ! Clean residual mean=0.000085 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.205062 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 = 0.00115867 Jy ! Component: 100 - total flux cleaned = 0.00201687 Jy ! Component: 150 - total flux cleaned = 0.00265554 Jy ! Component: 200 - total flux cleaned = 0.00301145 Jy ! Total flux subtracted in 200 components = 0.00301145 Jy ! Clean residual min=-0.001788 max=0.002111 Jy/beam ! Clean residual mean=0.000081 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.208074 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 149 components and 0.208074 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.438 mas, bmaj=4.918 mas, bpa=15.14 degrees ! Estimated noise=469.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000101939 Jy ! Component: 100 - total flux cleaned = 2.68996e-05 Jy ! Component: 150 - total flux cleaned = 0.000147596 Jy ! Component: 200 - total flux cleaned = 0.000300575 Jy ! Total flux subtracted in 200 components = 0.000300575 Jy ! Clean residual min=-0.002123 max=0.002130 Jy/beam ! Clean residual mean=0.000036 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.208374 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 167 components and 0.208374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154794Jy sigma=0.001257 ! Fit after self-cal, rms=0.154825Jy sigma=0.001257 wmodel J1727+4530_S_2008_04_02_pus_map.mod ! Writing 167 model components to file: J1727+4530_S_2008_04_02_pus_map.mod wobs J1727+4530_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1727+4530_S_2008_04_02_pus_uvs.fits wwins J1727+4530_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J1727+4530_S_2008_04_02_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 = -0.000243953 Jy ! Component: 100 - total flux cleaned = -0.000171376 Jy ! Component: 150 - total flux cleaned = 3.73017e-05 Jy ! Component: 200 - total flux cleaned = 0.000237425 Jy ! Component: 250 - total flux cleaned = 0.000335087 Jy ! Component: 300 - total flux cleaned = 0.000491902 Jy ! Component: 350 - total flux cleaned = 0.000553025 Jy ! Component: 400 - total flux cleaned = 0.00064192 Jy ! Component: 450 - total flux cleaned = 0.000583544 Jy ! Component: 500 - total flux cleaned = 0.000611623 Jy ! Component: 550 - total flux cleaned = 0.000582984 Jy ! Component: 600 - total flux cleaned = 0.000582679 Jy ! Component: 650 - total flux cleaned = 0.000528118 Jy ! Component: 700 - total flux cleaned = 0.000528106 Jy ! Component: 750 - total flux cleaned = 0.000553501 Jy ! Component: 800 - total flux cleaned = 0.000476516 Jy ! Component: 850 - total flux cleaned = 0.000476857 Jy ! Component: 900 - total flux cleaned = 0.000502085 Jy ! Component: 950 - total flux cleaned = 0.000551379 Jy ! Component: 1000 - total flux cleaned = 0.000503055 Jy ! Component: 1050 - total flux cleaned = 0.000479621 Jy ! Component: 1100 - total flux cleaned = 0.000456239 Jy ! Component: 1150 - total flux cleaned = 0.000456194 Jy ! Component: 1200 - total flux cleaned = 0.000456102 Jy ! Component: 1250 - total flux cleaned = 0.000387535 Jy ! Component: 1300 - total flux cleaned = 0.00034261 Jy ! Component: 1350 - total flux cleaned = 0.000320739 Jy ! Component: 1400 - total flux cleaned = 0.000211044 Jy ! Component: 1450 - total flux cleaned = 0.000189532 Jy ! Component: 1500 - total flux cleaned = 0.00018963 Jy ! Component: 1550 - total flux cleaned = 0.000147027 Jy ! Component: 1600 - total flux cleaned = 0.000147159 Jy ! Component: 1650 - total flux cleaned = 0.000147209 Jy ! Component: 1700 - total flux cleaned = 0.000147248 Jy ! Component: 1750 - total flux cleaned = 0.000147306 Jy ! Component: 1800 - total flux cleaned = 0.000127138 Jy ! Component: 1850 - total flux cleaned = 6.72984e-05 Jy ! Component: 1900 - total flux cleaned = 8.29438e-06 Jy ! Component: 1950 - total flux cleaned = 4.72478e-05 Jy ! Component: 2000 - total flux cleaned = -1.10882e-05 Jy ! Total flux subtracted in 2048 components = -3.02497e-05 Jy ! Clean residual min=-0.001113 max=0.001116 Jy/beam ! Clean residual mean=0.000016 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.208344 Jy keep ! Adding 138 model components to the UV plane model. ! The established model now contains 305 components and 0.208344 Jy wmap "J1727+4530_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.438 x 4.918 at 15.14 degrees (North through East) ! Clean map min=-0.0016788 max=0.13561 Jy/beam ! Writing clean map to FITS file: J1727+4530_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.135606 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000360753 device "J1727+4530_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1727+4530_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.79809 0.79809 1.59618 3.19236 6.38472 12.7694 25.5389 51.0778 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.135 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.438 x 4.918 at 15.14 degrees (North through East) ! Clean map min=-0.0016788 max=0.13561 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1727+4530_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1727+4530_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1727+4530_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:43:08 2010