! Started logfile: J1608+1029_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:41:49 2010 obs J1608+1029_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1608+1029_S_2008_04_02_pus_uva.fits ! AN table 1: 116 integrations on 120 of 120 possible baselines. ! AN table 2: 3 integrations on 120 of 120 possible baselines. ! AN table 3: 138 integrations on 120 of 120 possible baselines. ! AN table 4: 148 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0906379 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1608+1029 ! ! 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 17620 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 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1570 telescope corrections were flagged in sub-array 1. ! A total of 48 telescope corrections were flagged in sub-array 2. ! A total of 1478 telescope corrections were flagged in sub-array 3. ! A total of 1883 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.964069Jy sigma=0.007145 ! Fit after self-cal, rms=0.529257Jy sigma=0.003346 ! 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=1.892 mas, bmaj=3.109 mas, bpa=2.681 degrees ! Estimated noise=1271.79 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 = 0.846984 Jy ! Component: 100 - total flux cleaned = 1.14273 Jy ! Total flux subtracted in 100 components = 1.14273 Jy ! Clean residual min=-0.039837 max=0.130869 Jy/beam ! Clean residual mean=0.000101 rms=0.012772 Jy/beam ! Combined flux in latest and established models = 1.14273 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.14273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436151Jy sigma=0.002609 ! Fit after self-cal, rms=0.432389Jy sigma=0.002605 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145627 Jy ! Component: 100 - total flux cleaned = 0.220872 Jy ! Total flux subtracted in 100 components = 0.220872 Jy ! Clean residual min=-0.028065 max=0.043729 Jy/beam ! Clean residual mean=-0.000030 rms=0.008114 Jy/beam ! Combined flux in latest and established models = 1.3636 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 1.3636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381292Jy sigma=0.002097 ! Fit after self-cal, rms=0.378716Jy sigma=0.002094 ! 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=2.526 mas, bmaj=3.659 mas, bpa=14.86 degrees ! Estimated noise=801.494 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 = 0.0299471 Jy ! Component: 100 - total flux cleaned = 0.0417651 Jy ! Component: 150 - total flux cleaned = 0.0431278 Jy ! Component: 200 - total flux cleaned = 0.043148 Jy ! Total flux subtracted in 200 components = 0.043148 Jy ! Clean residual min=-0.035927 max=0.036336 Jy/beam ! Clean residual mean=0.000523 rms=0.011113 Jy/beam ! Combined flux in latest and established models = 1.40675 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 1.40675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375011Jy sigma=0.002079 ! Fit after self-cal, rms=0.374181Jy sigma=0.002079 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.14 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.20 ON 0.94 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.93 ZC 1.14 ! ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 1.08 HH 1.08 HN 1.11 ! KK 1.05 KP 0.95 LA 1.21 MK 0.76 ! NL 0.92 NY 0.88 ON 0.96 OV 0.92 ! PT 1.01 SC 1.07 WZ 0.90 ZC 1.18 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.02 HH 1.12 HN 1.09 ! KK 1.00* KP 0.98 LA 1.16 MK 1.00* ! NL 0.91 NY 0.86 ON 0.90 OV 0.96 ! PT 0.95 SC 1.02 WZ 0.92 ZC 1.18 ! ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.10 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.85 ZC 1.17 ! ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.15 HH 1.09 HN 1.19 ! KK 1.01 KP 0.97 LA 1.11 MK 0.84 ! NL 0.95 NY 1.02 ON 0.96 OV 0.94 ! PT 1.00 SC 1.10 WZ 0.85 ZC 1.14 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.10 HH 1.10 HN 1.15 ! KK 1.00* KP 1.01 LA 1.08 MK 1.00* ! NL 0.94 NY 0.92 ON 0.92 OV 0.98 ! PT 0.95 SC 1.04 WZ 0.89 ZC 1.19 ! ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.99 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.87 ON 0.95 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.79 ZC 1.10 ! ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.17 HH 0.94 HN 1.21 ! KK 1.06 KP 0.96 LA 0.89 MK 0.87 ! NL 1.01 NY 1.03 ON 0.93 OV 0.98 ! PT 1.08 SC 1.03 WZ 0.75 ZC 1.14 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 1.11 HH 0.97 HN 1.17 ! KK 1.00* KP 1.01 LA 0.86 MK 1.00* ! NL 0.98 NY 0.86 ON 0.99 OV 1.02 ! PT 1.00 SC 0.97 WZ 0.78 ZC 1.13 ! ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.88 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.76 ZC 1.07 ! ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.12 HH 0.88 HN 1.11 ! KK 1.03 KP 0.88 LA 0.75 MK 0.92 ! NL 0.92 NY 1.08 ON 0.98 OV 0.81 ! PT 0.92 SC 1.07 WZ 0.75 ZC 1.01 ! ! A total of 156 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.10 HH 1.04 HN 1.06 ! KK 1.00* KP 0.92 LA 0.71 MK 1.00* ! NL 0.89 NY 1.00 ON 1.00 OV 0.83 ! PT 0.87 SC 0.99 WZ 0.76 ZC 1.00 ! ! ! Fit before self-cal, rms=0.374181Jy sigma=0.002079 ! Fit after self-cal, rms=0.283002Jy sigma=0.001338 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.5 mas, bmaj=3.865 mas, bpa=13.86 degrees ! Estimated noise=803.38 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 = -0.00406484 Jy ! Component: 100 - total flux cleaned = -0.00453555 Jy ! Component: 150 - total flux cleaned = -0.00475443 Jy ! Component: 200 - total flux cleaned = -0.0049587 Jy ! Total flux subtracted in 200 components = -0.0049587 Jy ! Clean residual min=-0.012246 max=0.012070 Jy/beam ! Clean residual mean=-0.000355 rms=0.003357 Jy/beam ! Combined flux in latest and established models = 1.40179 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 1.40179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282368Jy sigma=0.001336 ! Fit after self-cal, rms=0.281718Jy sigma=0.001334 ! 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=0.281718Jy sigma=0.001334 ! Fit after self-cal, rms=0.283171Jy sigma=0.001286 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=3.861 mas, bpa=13.63 degrees ! Estimated noise=804.149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243529 Jy ! Component: 100 - total flux cleaned = 0.00220996 Jy ! Component: 150 - total flux cleaned = 0.00221756 Jy ! Component: 200 - total flux cleaned = 0.00221495 Jy ! Total flux subtracted in 200 components = 0.00221495 Jy ! Clean residual min=-0.009469 max=0.012236 Jy/beam ! Clean residual mean=0.000133 rms=0.001990 Jy/beam ! Combined flux in latest and established models = 1.40401 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 1.40401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282685Jy sigma=0.001284 ! Fit after self-cal, rms=0.282460Jy sigma=0.001283 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00870598 Jy ! Component: 100 - total flux cleaned = 0.00901088 Jy ! Component: 150 - total flux cleaned = 0.00900661 Jy ! Component: 200 - total flux cleaned = 0.00899914 Jy ! Total flux subtracted in 200 components = 0.00899914 Jy ! Clean residual min=-0.009002 max=0.008286 Jy/beam ! Clean residual mean=0.000028 rms=0.001763 Jy/beam ! Combined flux in latest and established models = 1.413 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 47 components and 1.413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281789Jy sigma=0.001276 ! Fit after self-cal, rms=0.281444Jy sigma=0.001275 ! 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=0.281444Jy sigma=0.001275 ! Fit after self-cal, rms=0.283589Jy sigma=0.001272 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.502 mas, bmaj=3.856 mas, bpa=13.39 degrees ! Estimated noise=804.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00611122 Jy ! Component: 100 - total flux cleaned = 0.00656057 Jy ! Component: 150 - total flux cleaned = 0.00674131 Jy ! Component: 200 - total flux cleaned = 0.00691195 Jy ! Total flux subtracted in 200 components = 0.00691195 Jy ! Clean residual min=-0.008221 max=0.007273 Jy/beam ! Clean residual mean=0.000048 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 1.41992 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 1.41992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283165Jy sigma=0.001268 ! Fit after self-cal, rms=0.282980Jy sigma=0.001268 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 = 0.00108282 Jy ! Component: 100 - total flux cleaned = 0.00125674 Jy ! Component: 150 - total flux cleaned = 0.00141677 Jy ! Component: 200 - total flux cleaned = 0.00156995 Jy ! Total flux subtracted in 200 components = 0.00156995 Jy ! Clean residual min=-0.007990 max=0.006703 Jy/beam ! Clean residual mean=0.000030 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 1.42149 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 57 components and 1.42149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282717Jy sigma=0.001266 ! Fit after self-cal, rms=0.282513Jy sigma=0.001266 ! 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=0.282513Jy sigma=0.001266 ! Fit after self-cal, rms=0.281910Jy sigma=0.001265 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.987 mas, bmaj=10.65 mas, bpa=-11.85 degrees ! Estimated noise=949.069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424449 Jy ! Component: 100 - total flux cleaned = 0.00463714 Jy ! Component: 150 - total flux cleaned = 0.00512498 Jy ! Component: 200 - total flux cleaned = 0.00542443 Jy ! Total flux subtracted in 200 components = 0.00542443 Jy ! Clean residual min=-0.003798 max=0.005557 Jy/beam ! Clean residual mean=0.000105 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 1.42691 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 1.42691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281804Jy sigma=0.001263 ! Fit after self-cal, rms=0.281786Jy sigma=0.001263 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 = 0.000502049 Jy ! Component: 100 - total flux cleaned = 0.000804885 Jy ! Component: 150 - total flux cleaned = 0.00103314 Jy ! Component: 200 - total flux cleaned = 0.00122171 Jy ! Total flux subtracted in 200 components = 0.00122171 Jy ! Clean residual min=-0.004137 max=0.005466 Jy/beam ! Clean residual mean=0.000075 rms=0.001514 Jy/beam ! Combined flux in latest and established models = 1.42813 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 1.42813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.281767Jy sigma=0.001263 ! Fit after self-cal, rms=0.281767Jy sigma=0.001262 ! 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=2.502 mas, bmaj=3.855 mas, bpa=13.26 degrees ! Estimated noise=803.568 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.502 x 3.855 at 13.26 degrees (North through East) ! Clean map min=-0.0062713 max=1.0702 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=0.281767Jy sigma=0.001262 ! Fit after self-cal, rms=0.285271Jy sigma=0.001133 ! Inverting map and beam ! Estimated beam: bmin=2.496 mas, bmaj=3.848 mas, bpa=13.52 degrees ! Estimated noise=802.282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203432 Jy ! Component: 100 - total flux cleaned = 0.00219397 Jy ! Component: 150 - total flux cleaned = 0.00234664 Jy ! Component: 200 - total flux cleaned = 0.00248198 Jy ! Total flux subtracted in 200 components = 0.00248198 Jy ! Clean residual min=-0.006060 max=0.004992 Jy/beam ! Clean residual mean=-0.000008 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 1.43061 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 95 components and 1.43061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285025Jy sigma=0.001131 ! Fit after self-cal, rms=0.284841Jy sigma=0.001131 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239243 Jy ! Component: 100 - total flux cleaned = 0.00037957 Jy ! Component: 150 - total flux cleaned = 0.000616152 Jy ! Component: 200 - total flux cleaned = 0.000721284 Jy ! Total flux subtracted in 200 components = 0.000721284 Jy ! Clean residual min=-0.005822 max=0.004773 Jy/beam ! Clean residual mean=-0.000016 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 1.43134 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 1.43134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284681Jy sigma=0.001130 ! Fit after self-cal, rms=0.284525Jy sigma=0.001130 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284525Jy sigma=0.001130 ! Fit after self-cal, rms=0.284829Jy sigma=0.001130 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=1.924 mas, bmaj=3.208 mas, bpa=2.376 degrees ! Estimated noise=1269.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.838384 Jy ! Component: 100 - total flux cleaned = 1.1241 Jy ! Component: 150 - total flux cleaned = 1.25626 Jy ! Component: 200 - total flux cleaned = 1.3215 Jy ! Total flux subtracted in 200 components = 1.3215 Jy ! Clean residual min=-0.010698 max=0.029945 Jy/beam ! Clean residual mean=0.000084 rms=0.003433 Jy/beam ! Combined flux in latest and established models = 1.3215 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 1.3215 Jy ! Inverting map and beam ! Estimated beam: bmin=2.497 mas, bmaj=3.849 mas, bpa=13.36 degrees ! Estimated noise=802.089 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 = 0.0520049 Jy ! Component: 100 - total flux cleaned = 0.0778414 Jy ! Component: 150 - total flux cleaned = 0.0920061 Jy ! Component: 200 - total flux cleaned = 0.100501 Jy ! Total flux subtracted in 200 components = 0.100501 Jy ! Clean residual min=-0.004919 max=0.005035 Jy/beam ! Clean residual mean=0.000115 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 1.422 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 49 components and 1.422 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=8.976 mas, bmaj=10.64 mas, bpa=-11.86 degrees ! Estimated noise=949.724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00652885 Jy ! Component: 100 - total flux cleaned = 0.00928834 Jy ! Component: 150 - total flux cleaned = 0.0106214 Jy ! Component: 200 - total flux cleaned = 0.0110425 Jy ! Total flux subtracted in 200 components = 0.0110425 Jy ! Clean residual min=-0.003261 max=0.004173 Jy/beam ! Clean residual mean=0.000003 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 1.43304 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 = 8.869e-05 Jy ! Component: 100 - total flux cleaned = 0.000146943 Jy ! Component: 150 - total flux cleaned = 0.000183806 Jy ! Component: 200 - total flux cleaned = 0.000219602 Jy ! Total flux subtracted in 200 components = 0.000219602 Jy ! Clean residual min=-0.003283 max=0.004148 Jy/beam ! Clean residual mean=-0.000002 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 1.43326 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 70 components and 1.43326 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.497 mas, bmaj=3.849 mas, bpa=13.36 degrees ! Estimated noise=802.089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000595533 Jy ! Component: 100 - total flux cleaned = -0.000599931 Jy ! Component: 150 - total flux cleaned = -0.000603752 Jy ! Component: 200 - total flux cleaned = -0.000600554 Jy ! Total flux subtracted in 200 components = -0.000600554 Jy ! Clean residual min=-0.004240 max=0.004159 Jy/beam ! Clean residual mean=0.000003 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 1.43266 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 81 components and 1.43266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284742Jy sigma=0.001128 ! Fit after self-cal, rms=0.284490Jy sigma=0.001127 wmodel J1608+1029_S_2008_04_02_pus_map.mod ! Writing 81 model components to file: J1608+1029_S_2008_04_02_pus_map.mod wobs J1608+1029_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1608+1029_S_2008_04_02_pus_uvs.fits wwins J1608+1029_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J1608+1029_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 = 0.000145637 Jy ! Component: 100 - total flux cleaned = 7.08914e-05 Jy ! Component: 150 - total flux cleaned = 0.000144759 Jy ! Component: 200 - total flux cleaned = 7.48071e-05 Jy ! Component: 250 - total flux cleaned = 7.65624e-05 Jy ! Component: 300 - total flux cleaned = 0.000210764 Jy ! Component: 350 - total flux cleaned = 0.000276191 Jy ! Component: 400 - total flux cleaned = 0.000212296 Jy ! Component: 450 - total flux cleaned = -9.93662e-05 Jy ! Component: 500 - total flux cleaned = -0.000403817 Jy ! Component: 550 - total flux cleaned = -0.00076174 Jy ! Component: 600 - total flux cleaned = -0.00117131 Jy ! Component: 650 - total flux cleaned = -0.001402 Jy ! Component: 700 - total flux cleaned = -0.00168575 Jy ! Component: 750 - total flux cleaned = -0.00207655 Jy ! Component: 800 - total flux cleaned = -0.00235173 Jy ! Component: 850 - total flux cleaned = -0.0027308 Jy ! Component: 900 - total flux cleaned = -0.00294397 Jy ! Component: 950 - total flux cleaned = -0.00320724 Jy ! Component: 1000 - total flux cleaned = -0.00336355 Jy ! Component: 1050 - total flux cleaned = -0.0035188 Jy ! Component: 1100 - total flux cleaned = -0.00377339 Jy ! Component: 1150 - total flux cleaned = -0.00402513 Jy ! Component: 1200 - total flux cleaned = -0.00417407 Jy ! Component: 1250 - total flux cleaned = -0.00437133 Jy ! Component: 1300 - total flux cleaned = -0.00446907 Jy ! Component: 1350 - total flux cleaned = -0.0046149 Jy ! Component: 1400 - total flux cleaned = -0.00485507 Jy ! Component: 1450 - total flux cleaned = -0.00504487 Jy ! Component: 1500 - total flux cleaned = -0.00518602 Jy ! Component: 1550 - total flux cleaned = -0.00532599 Jy ! Component: 1600 - total flux cleaned = -0.00546479 Jy ! Component: 1650 - total flux cleaned = -0.00555645 Jy ! Component: 1700 - total flux cleaned = -0.00555654 Jy ! Component: 1750 - total flux cleaned = -0.00569241 Jy ! Component: 1800 - total flux cleaned = -0.00582691 Jy ! Component: 1850 - total flux cleaned = -0.00591599 Jy ! Component: 1900 - total flux cleaned = -0.00600412 Jy ! Component: 1950 - total flux cleaned = -0.00600388 Jy ! Component: 2000 - total flux cleaned = -0.00609156 Jy ! Total flux subtracted in 2048 components = -0.00626475 Jy ! Clean residual min=-0.002565 max=0.002598 Jy/beam ! Clean residual mean=0.000011 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 1.42639 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 233 components and 1.42639 Jy wmap "J1608+1029_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.497 x 3.849 at 13.36 degrees (North through East) ! Clean map min=-0.0032334 max=1.0711 Jy/beam ! Writing clean map to FITS file: J1608+1029_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 1.07111 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000784584 device "J1608+1029_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1608+1029_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.219749 0.219749 0.439498 0.878996 1.75799 3.51598 7.03196 14.0639 28.1279 56.2557 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.071 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.497 x 3.849 at 13.36 degrees (North through East) ! Clean map min=-0.0032334 max=1.0711 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1608+1029_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1608+1029_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1608+1029_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:41:55 2010