! Started logfile: J0746+2549_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:38:02 2010 obs J0746+2549_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0746+2549_S_2008_04_02_pus_uva.fits ! AN table 1: 53 integrations on 120 of 120 possible baselines. ! AN table 2: 151 integrations on 120 of 120 possible baselines. ! AN table 3: 89 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.18814 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0746+2549 ! ! 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 26460 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 595 telescope corrections were flagged in sub-array 1. ! A total of 1107 telescope corrections were flagged in sub-array 2. ! A total of 1304 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 595 telescope corrections were flagged in sub-array 1. ! A total of 1107 telescope corrections were flagged in sub-array 2. ! A total of 1304 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 595 telescope corrections were flagged in sub-array 1. ! A total of 1107 telescope corrections were flagged in sub-array 2. ! A total of 1304 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 595 telescope corrections were flagged in sub-array 1. ! A total of 1107 telescope corrections were flagged in sub-array 2. ! A total of 1304 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.799936Jy sigma=0.004693 ! Fit after self-cal, rms=0.497079Jy sigma=0.003000 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.845 mas, bmaj=2.945 mas, bpa=20.09 degrees ! Estimated noise=1367.4 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 = 0.48462 Jy ! Component: 100 - total flux cleaned = 0.594893 Jy ! Total flux subtracted in 100 components = 0.594893 Jy ! Clean residual min=-0.025334 max=0.038354 Jy/beam ! Clean residual mean=0.000142 rms=0.005893 Jy/beam ! Combined flux in latest and established models = 0.594893 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.594893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319829Jy sigma=0.001479 ! Fit after self-cal, rms=0.319828Jy sigma=0.001479 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0376434 Jy ! Component: 100 - total flux cleaned = 0.0522646 Jy ! Total flux subtracted in 100 components = 0.0522646 Jy ! Clean residual min=-0.022882 max=0.021024 Jy/beam ! Clean residual mean=0.000103 rms=0.005333 Jy/beam ! Combined flux in latest and established models = 0.647158 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.647158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317952Jy sigma=0.001480 ! Fit after self-cal, rms=0.317873Jy sigma=0.001480 ! 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=2.087 mas, bmaj=3.536 mas, bpa=22.87 degrees ! Estimated noise=710.766 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 = -0.0171708 Jy ! Component: 100 - total flux cleaned = -0.0189253 Jy ! Component: 150 - total flux cleaned = -0.018924 Jy ! Component: 200 - total flux cleaned = -0.0189226 Jy ! Total flux subtracted in 200 components = -0.0189226 Jy ! Clean residual min=-0.024629 max=0.023364 Jy/beam ! Clean residual mean=0.000594 rms=0.006160 Jy/beam ! Combined flux in latest and established models = 0.628235 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.628235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317093Jy sigma=0.001471 ! Fit after self-cal, rms=0.317135Jy sigma=0.001471 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.07 HH 1.00* HN 1.00* ! KK 1.10 KP 0.96 LA 1.17 MK 0.75 ! NL 0.94 NY 1.00* ON 1.00* OV 0.96 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.11 HH 1.08 HN 1.09 ! KK 1.00* KP 1.00* LA 1.21 MK 1.00* ! NL 0.88 NY 0.86 ON 0.96 OV 1.00* ! PT 1.01 SC 1.07 WZ 0.92 ZC 1.23 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.00* HH 1.00* HN 1.00* ! KK 1.07 KP 1.00* LA 1.26 MK 0.77 ! NL 1.00* NY 1.00* ON 1.00* OV 1.01 ! PT 1.07 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 HH 1.00* HN 1.00* ! KK 1.01 KP 1.02 LA 1.10 MK 0.83 ! NL 0.99 NY 1.00* ON 1.00* OV 0.96 ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.19 HH 1.07 HN 1.16 ! KK 1.00* KP 1.00* LA 1.13 MK 1.00* ! NL 0.91 NY 1.00 ON 0.95 OV 1.00* ! PT 1.01 SC 1.12 WZ 0.86 ZC 1.19 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* HH 1.00* HN 1.00* ! KK 0.98 KP 1.00* LA 1.20 MK 0.85 ! NL 1.00* NY 1.00* ON 1.00* OV 1.05 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 33 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 1.00* ! KK 1.08 KP 0.98 LA 0.87 MK 0.85 ! NL 0.99 NY 1.00* ON 1.00* OV 1.01 ! PT 1.04 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.19 HH 0.92 HN 1.14 ! KK 1.00* KP 1.00* LA 0.90 MK 1.00* ! NL 0.95 NY 0.93 ON 0.92 OV 1.00* ! PT 1.07 SC 1.05 WZ 0.78 ZC 1.14 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.00* HH 1.00* HN 1.00* ! KK 1.05 KP 1.00* LA 0.92 MK 0.83 ! NL 1.00* NY 1.00* ON 1.00* OV 1.07 ! PT 1.10 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.12 HH 1.00* HN 1.00* ! KK 1.03 KP 0.92 LA 0.73 MK 0.91 ! NL 0.91 NY 1.00* ON 1.00* OV 0.83 ! PT 0.90 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.16 HH 0.95 HN 1.05 ! KK 1.00* KP 1.00* LA 0.73 MK 1.00* ! NL 0.86 NY 1.07 ON 0.98 OV 1.00* ! PT 0.93 SC 1.07 WZ 0.76 ZC 1.04 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.00* HH 1.00* HN 1.00* ! KK 1.02 KP 1.00* LA 0.81 MK 0.94 ! NL 1.00* NY 1.00* ON 1.00* OV 0.86 ! PT 0.91 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.317135Jy sigma=0.001471 ! Fit after self-cal, rms=0.286976Jy sigma=0.001272 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=3.533 mas, bpa=23.09 degrees ! Estimated noise=720.639 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 = 0.00493159 Jy ! Component: 100 - total flux cleaned = 0.00523234 Jy ! Component: 150 - total flux cleaned = 0.00530986 Jy ! Component: 200 - total flux cleaned = 0.00530944 Jy ! Total flux subtracted in 200 components = 0.00530944 Jy ! Clean residual min=-0.004195 max=0.004121 Jy/beam ! Clean residual mean=-0.000178 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.633545 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 0.633545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286808Jy sigma=0.001272 ! Fit after self-cal, rms=0.286766Jy sigma=0.001271 ! 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=0.286766Jy sigma=0.001271 ! Fit after self-cal, rms=0.285284Jy sigma=0.001270 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=3.526 mas, bpa=22.96 degrees ! Estimated noise=722.138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332109 Jy ! Component: 100 - total flux cleaned = 0.00367024 Jy ! Component: 150 - total flux cleaned = 0.0036713 Jy ! Component: 200 - total flux cleaned = 0.00367314 Jy ! Total flux subtracted in 200 components = 0.00367314 Jy ! Clean residual min=-0.003986 max=0.003960 Jy/beam ! Clean residual mean=-0.000159 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.637218 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 0.637218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285201Jy sigma=0.001270 ! Fit after self-cal, rms=0.285177Jy sigma=0.001270 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 = 0.000106226 Jy ! Component: 100 - total flux cleaned = 6.61121e-05 Jy ! Component: 150 - total flux cleaned = 6.53239e-05 Jy ! Component: 200 - total flux cleaned = 3.27359e-05 Jy ! Total flux subtracted in 200 components = 3.27359e-05 Jy ! Clean residual min=-0.003962 max=0.003919 Jy/beam ! Clean residual mean=-0.000160 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 0.637251 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.637251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285160Jy sigma=0.001270 ! Fit after self-cal, rms=0.285166Jy sigma=0.001270 ! 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=0.285166Jy sigma=0.001270 ! Fit after self-cal, rms=0.284454Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=3.521 mas, bpa=22.86 degrees ! Estimated noise=723.441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211597 Jy ! Component: 100 - total flux cleaned = 0.00271835 Jy ! Component: 150 - total flux cleaned = 0.00274956 Jy ! Component: 200 - total flux cleaned = 0.00280469 Jy ! Total flux subtracted in 200 components = 0.00280469 Jy ! Clean residual min=-0.003856 max=0.003766 Jy/beam ! Clean residual mean=-0.000144 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.640055 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 39 components and 0.640055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284421Jy sigma=0.001269 ! Fit after self-cal, rms=0.284406Jy sigma=0.001269 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 = 9.80609e-06 Jy ! Component: 100 - total flux cleaned = -1.38031e-05 Jy ! Component: 150 - total flux cleaned = -3.77773e-05 Jy ! Component: 200 - total flux cleaned = -5.95796e-05 Jy ! Total flux subtracted in 200 components = -5.95796e-05 Jy ! Clean residual min=-0.003862 max=0.003781 Jy/beam ! Clean residual mean=-0.000143 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.639996 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.639996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284398Jy sigma=0.001269 ! Fit after self-cal, rms=0.284403Jy sigma=0.001269 ! 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=0.284403Jy sigma=0.001269 ! Fit after self-cal, rms=0.284265Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.001 mas, bmaj=11.22 mas, bpa=-70.97 degrees ! Estimated noise=896.194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180568 Jy ! Component: 100 - total flux cleaned = 0.00216176 Jy ! Component: 150 - total flux cleaned = 0.00216309 Jy ! Component: 200 - total flux cleaned = 0.00215327 Jy ! Total flux subtracted in 200 components = 0.00215327 Jy ! Clean residual min=-0.003939 max=0.004207 Jy/beam ! Clean residual mean=-0.000347 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.642149 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.642149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284254Jy sigma=0.001269 ! Fit after self-cal, rms=0.284242Jy sigma=0.001269 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 = 1.29357e-06 Jy ! Component: 100 - total flux cleaned = 2.56999e-06 Jy ! Component: 150 - total flux cleaned = 3.57148e-06 Jy ! Component: 200 - total flux cleaned = 3.54289e-06 Jy ! Total flux subtracted in 200 components = 3.54289e-06 Jy ! Clean residual min=-0.003900 max=0.004184 Jy/beam ! Clean residual mean=-0.000347 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.642152 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 41 components and 0.642152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284244Jy sigma=0.001269 ! Fit after self-cal, rms=0.284247Jy sigma=0.001269 ! 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=2.075 mas, bmaj=3.517 mas, bpa=22.81 degrees ! Estimated noise=724.725 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.075 x 3.517 at 22.81 degrees (North through East) ! Clean map min=-0.003597 max=0.61722 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=0.284247Jy sigma=0.001269 ! Fit after self-cal, rms=0.288259Jy sigma=0.001165 ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=3.518 mas, bpa=22.77 degrees ! Estimated noise=724.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281297 Jy ! Component: 100 - total flux cleaned = 0.000310874 Jy ! Component: 150 - total flux cleaned = 0.000310168 Jy ! Component: 200 - total flux cleaned = 0.000311134 Jy ! Total flux subtracted in 200 components = 0.000311134 Jy ! Clean residual min=-0.003490 max=0.003039 Jy/beam ! Clean residual mean=-0.000195 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.642464 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.642464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288248Jy sigma=0.001165 ! Fit after self-cal, rms=0.288255Jy sigma=0.001165 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.79343e-06 Jy ! Component: 100 - total flux cleaned = 8.49923e-08 Jy ! Component: 150 - total flux cleaned = -9.02263e-07 Jy ! Component: 200 - total flux cleaned = 9.0786e-07 Jy ! Total flux subtracted in 200 components = 9.0786e-07 Jy ! Clean residual min=-0.003514 max=0.003043 Jy/beam ! Clean residual mean=-0.000195 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.642464 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 0.642464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288249Jy sigma=0.001165 ! Fit after self-cal, rms=0.288252Jy sigma=0.001165 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288252Jy sigma=0.001165 ! Fit after self-cal, rms=0.288496Jy sigma=0.001165 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.9 mas, bmaj=2.948 mas, bpa=20.29 degrees ! Estimated noise=1363.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.475134 Jy ! Component: 100 - total flux cleaned = 0.579385 Jy ! Component: 150 - total flux cleaned = 0.609057 Jy ! Component: 200 - total flux cleaned = 0.623454 Jy ! Total flux subtracted in 200 components = 0.623454 Jy ! Clean residual min=-0.006825 max=0.008308 Jy/beam ! Clean residual mean=-0.000000 rms=0.001705 Jy/beam ! Combined flux in latest and established models = 0.623454 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.623454 Jy ! Inverting map and beam ! Estimated beam: bmin=2.076 mas, bmaj=3.518 mas, bpa=22.74 degrees ! Estimated noise=725.066 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 = 0.0111593 Jy ! Component: 100 - total flux cleaned = 0.0163816 Jy ! Component: 150 - total flux cleaned = 0.0188515 Jy ! Component: 200 - total flux cleaned = 0.0191167 Jy ! Total flux subtracted in 200 components = 0.0191167 Jy ! Clean residual min=-0.004133 max=0.003080 Jy/beam ! Clean residual mean=-0.000191 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.642571 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.642571 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.997 mas, bmaj=11.23 mas, bpa=-71.07 degrees ! Estimated noise=896.881 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000907942 Jy ! Component: 100 - total flux cleaned = 0.00086565 Jy ! Component: 150 - total flux cleaned = 0.000862027 Jy ! Component: 200 - total flux cleaned = 0.000829535 Jy ! Total flux subtracted in 200 components = 0.000829535 Jy ! Clean residual min=-0.003484 max=0.002939 Jy/beam ! Clean residual mean=-0.000521 rms=0.000999 Jy/beam ! Combined flux in latest and established models = 0.6434 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 = -2.78358e-05 Jy ! Component: 100 - total flux cleaned = -5.18596e-05 Jy ! Component: 150 - total flux cleaned = -7.49211e-05 Jy ! Component: 200 - total flux cleaned = -0.00011501 Jy ! Total flux subtracted in 200 components = -0.00011501 Jy ! Clean residual min=-0.003487 max=0.002834 Jy/beam ! Clean residual mean=-0.000516 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.643285 Jy ! Adding 4 model components to the UV plane model. ! The established model now contains 31 components and 0.643285 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.076 mas, bmaj=3.518 mas, bpa=22.74 degrees ! Estimated noise=725.066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527 Jy ! Component: 100 - total flux cleaned = 0.00043679 Jy ! Component: 150 - total flux cleaned = 0.000288004 Jy ! Component: 200 - total flux cleaned = 0.000197606 Jy ! Total flux subtracted in 200 components = 0.000197606 Jy ! Clean residual min=-0.003803 max=0.002947 Jy/beam ! Clean residual mean=-0.000206 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.643483 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.643483 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288503Jy sigma=0.001165 ! Fit after self-cal, rms=0.288530Jy sigma=0.001165 wmodel J0746+2549_S_2008_04_02_pus_map.mod ! Writing 34 model components to file: J0746+2549_S_2008_04_02_pus_map.mod wobs J0746+2549_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0746+2549_S_2008_04_02_pus_uvs.fits wwins J0746+2549_S_2008_04_02_pus_map.win ! wwins: Wrote 1 windows to J0746+2549_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 = -0.00146646 Jy ! Component: 100 - total flux cleaned = -0.00211301 Jy ! Component: 150 - total flux cleaned = -0.00276624 Jy ! Component: 200 - total flux cleaned = -0.00348752 Jy ! Component: 250 - total flux cleaned = -0.00413447 Jy ! Component: 300 - total flux cleaned = -0.0045364 Jy ! Component: 350 - total flux cleaned = -0.00510015 Jy ! Component: 400 - total flux cleaned = -0.00556448 Jy ! Component: 450 - total flux cleaned = -0.00593588 Jy ! Component: 500 - total flux cleaned = -0.00633966 Jy ! Component: 550 - total flux cleaned = -0.00673468 Jy ! Component: 600 - total flux cleaned = -0.00700574 Jy ! Component: 650 - total flux cleaned = -0.00731146 Jy ! Component: 700 - total flux cleaned = -0.00764925 Jy ! Component: 750 - total flux cleaned = -0.00794422 Jy ! Component: 800 - total flux cleaned = -0.00827011 Jy ! Component: 850 - total flux cleaned = -0.00855449 Jy ! Component: 900 - total flux cleaned = -0.00886937 Jy ! Component: 950 - total flux cleaned = -0.0090418 Jy ! Component: 1000 - total flux cleaned = -0.00927931 Jy ! Component: 1050 - total flux cleaned = -0.00934611 Jy ! Component: 1100 - total flux cleaned = -0.00951205 Jy ! Component: 1150 - total flux cleaned = -0.0097082 Jy ! Component: 1200 - total flux cleaned = -0.00980514 Jy ! Component: 1250 - total flux cleaned = -0.00999619 Jy ! Component: 1300 - total flux cleaned = -0.010153 Jy ! Component: 1350 - total flux cleaned = -0.0102148 Jy ! Component: 1400 - total flux cleaned = -0.0103375 Jy ! Component: 1450 - total flux cleaned = -0.0104896 Jy ! Component: 1500 - total flux cleaned = -0.0105497 Jy ! Component: 1550 - total flux cleaned = -0.0106991 Jy ! Component: 1600 - total flux cleaned = -0.0107286 Jy ! Component: 1650 - total flux cleaned = -0.0107874 Jy ! Component: 1700 - total flux cleaned = -0.0109323 Jy ! Component: 1750 - total flux cleaned = -0.0110185 Jy ! Component: 1800 - total flux cleaned = -0.0110467 Jy ! Component: 1850 - total flux cleaned = -0.0111033 Jy ! Component: 1900 - total flux cleaned = -0.0111595 Jy ! Component: 1950 - total flux cleaned = -0.0112148 Jy ! Component: 2000 - total flux cleaned = -0.0111872 Jy ! Total flux subtracted in 2048 components = -0.0112145 Jy ! Clean residual min=-0.001752 max=0.001724 Jy/beam ! Clean residual mean=-0.000034 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.632269 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 170 components and 0.632269 Jy wmap "J0746+2549_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.076 x 3.518 at 22.74 degrees (North through East) ! Clean map min=-0.0026958 max=0.61458 Jy/beam ! Writing clean map to FITS file: J0746+2549_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 0.61458 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00048846 device "J0746+2549_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0746+2549_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238436 0.238436 0.476871 0.953743 1.90749 3.81497 7.62994 15.2599 30.5198 61.0395 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.614 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.076 x 3.518 at 22.74 degrees (North through East) ! Clean map min=-0.0026958 max=0.61458 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0746+2549_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0746+2549_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0746+2549_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:38:08 2010