! Started logfile: J0721+7120_S_2010_10_13_pus_uvs.log on Sun Feb 27 23:58:30 2011 obs J0721+7120_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0721+7120_S_2010_10_13_pus_uva.fits ! AN table 1: 92 integrations on 105 of 105 possible baselines. ! AN table 2: 84 integrations on 105 of 105 possible baselines. ! AN table 3: 44 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.556797 visibilities/baseline/integration-bin. ! Found source: J0721+7120 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3546 lines of history. ! ! Reading 51448 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 ![@muppet J0721+7120_S_2010_10_13_pus] 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 281 telescope corrections were flagged in sub-array 1. ! A total of 397 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 397 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 397 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 281 telescope corrections were flagged in sub-array 1. ! A total of 397 telescope corrections were flagged in sub-array 2. ! A total of 321 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.514118Jy sigma=0.006168 ! Fit after self-cal, rms=0.344072Jy sigma=0.004513 ! 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=2.006 mas, bmaj=2.249 mas, bpa=-9.873 degrees ! Estimated noise=594.58 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 = 0.607158 Jy ! Component: 100 - total flux cleaned = 0.747704 Jy ! Total flux subtracted in 100 components = 0.747704 Jy ! Clean residual min=-0.013816 max=0.054573 Jy/beam ! Clean residual mean=0.000467 rms=0.004408 Jy/beam ! Combined flux in latest and established models = 0.747704 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.747704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294328Jy sigma=0.003647 ! Fit after self-cal, rms=0.294295Jy sigma=0.003646 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.062027 Jy ! Component: 100 - total flux cleaned = 0.099998 Jy ! Total flux subtracted in 100 components = 0.099998 Jy ! Clean residual min=-0.011836 max=0.021754 Jy/beam ! Clean residual mean=0.000323 rms=0.003306 Jy/beam ! Combined flux in latest and established models = 0.847702 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.847702 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276133Jy sigma=0.003434 ! Fit after self-cal, rms=0.276193Jy sigma=0.003433 ! Inverting map ! Added new window around map position (0.5, 6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263883 Jy ! Component: 100 - total flux cleaned = 0.0445961 Jy ! Total flux subtracted in 100 components = 0.0445961 Jy ! Clean residual min=-0.010658 max=0.016877 Jy/beam ! Clean residual mean=0.000272 rms=0.002975 Jy/beam ! Combined flux in latest and established models = 0.892298 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.892298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272634Jy sigma=0.003384 ! Fit after self-cal, rms=0.272686Jy sigma=0.003383 ! 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=2.112 mas, bmaj=2.84 mas, bpa=-11.55 degrees ! Estimated noise=277.113 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 (-0.5, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.024321 Jy ! Component: 100 - total flux cleaned = 0.0368485 Jy ! Component: 150 - total flux cleaned = 0.0386771 Jy ! Component: 200 - total flux cleaned = 0.0398289 Jy ! Total flux subtracted in 200 components = 0.0398289 Jy ! Clean residual min=-0.008185 max=0.014964 Jy/beam ! Clean residual mean=0.002591 rms=0.002487 Jy/beam ! Combined flux in latest and established models = 0.932127 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 38 components and 0.932127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270719Jy sigma=0.003348 ! Fit after self-cal, rms=0.270839Jy sigma=0.003348 ! Inverting map ! Added new window around map position (7.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929201 Jy ! Component: 100 - total flux cleaned = 0.00999274 Jy ! Component: 150 - total flux cleaned = 0.0105979 Jy ! Component: 200 - total flux cleaned = 0.0105987 Jy ! Total flux subtracted in 200 components = 0.0105987 Jy ! Clean residual min=-0.007527 max=0.013328 Jy/beam ! Clean residual mean=0.002565 rms=0.002335 Jy/beam ! Combined flux in latest and established models = 0.942726 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 0.942726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269920Jy sigma=0.003338 ! Fit after self-cal, rms=0.269917Jy sigma=0.003338 ! Inverting map ! Added new window around map position (-61.5, 36.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103044 Jy ! Component: 100 - total flux cleaned = 0.0111568 Jy ! Component: 150 - total flux cleaned = 0.0118968 Jy ! Component: 200 - total flux cleaned = 0.0123515 Jy ! Total flux subtracted in 200 components = 0.0123515 Jy ! Clean residual min=-0.006868 max=0.012437 Jy/beam ! Clean residual mean=0.002429 rms=0.002211 Jy/beam ! Combined flux in latest and established models = 0.955077 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 70 components and 0.955077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269276Jy sigma=0.003331 ! Fit after self-cal, rms=0.269278Jy sigma=0.003330 ! Inverting map ! Added new window around map position (-7.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716016 Jy ! Component: 100 - total flux cleaned = 0.010012 Jy ! Component: 150 - total flux cleaned = 0.0109501 Jy ! Component: 200 - total flux cleaned = 0.0115875 Jy ! Total flux subtracted in 200 components = 0.0115875 Jy ! Clean residual min=-0.006921 max=0.011632 Jy/beam ! Clean residual mean=0.002318 rms=0.002097 Jy/beam ! Combined flux in latest and established models = 0.966665 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 89 components and 0.966665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268639Jy sigma=0.003325 ! Fit after self-cal, rms=0.268642Jy sigma=0.003324 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HH 1.00* HN 1.04 ! KB 1.40 KK 0.98 KP 1.01 LA 1.02 ! MK 0.91 NL 1.00 NY 1.03 OV 1.09 ! PT 0.97 SC 1.08 TS 0.85 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HH 1.00* HN 1.00 ! KB 1.03 KK 0.99 KP 0.99 LA 1.04 ! MK 0.89 NL 0.97 NY 0.98 OV 0.98 ! PT 0.98 SC 1.00 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.12 HH 1.00* HN 1.18 ! KB 0.56 KK 1.13 KP 1.06 LA 1.15 ! MK 1.11 NL 1.14 NY 1.18 OV 1.07 ! PT 1.07 SC 1.15 TS 0.72 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HH 1.00* HN 1.02 ! KB 1.43 KK 1.05 KP 1.03 LA 1.00 ! MK 1.01 NL 1.01 NY 1.02 OV 1.12 ! PT 0.98 SC 1.07 TS 0.85 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.98 HH 1.00* HN 0.99 ! KB 1.04 KK 0.98 KP 1.01 LA 0.99 ! MK 1.00 NL 0.98 NY 0.97 OV 1.03 ! PT 0.98 SC 0.99 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.16 FD 1.13 HH 1.00* HN 1.19 ! KB 0.55 KK 1.09 KP 1.11 LA 1.12 ! MK 1.07 NL 1.15 NY 1.21 OV 1.13 ! PT 1.13 SC 1.15 TS 0.64 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HH 1.00* HN 1.02 ! KB 1.41 KK 1.00 KP 1.04 LA 0.97 ! MK 0.98 NL 0.98 NY 1.02 OV 1.10 ! PT 0.96 SC 1.06 TS 0.82 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 HH 1.00* HN 0.97 ! KB 1.05 KK 0.94 KP 1.03 LA 0.98 ! MK 0.98 NL 0.97 NY 0.99 OV 1.01 ! PT 0.97 SC 0.97 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.06 HH 1.00* HN 1.07 ! KB 0.68 KK 1.03 KP 1.04 LA 1.03 ! MK 0.98 NL 1.05 NY 1.07 OV 1.03 ! PT 1.03 SC 1.02 TS 0.78 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HH 1.00* HN 1.01 ! KB 1.42 KK 1.00 KP 1.02 LA 0.97 ! MK 0.98 NL 0.96 NY 1.02 OV 1.03 ! PT 0.97 SC 1.11 TS 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.95 HH 1.00* HN 0.98 ! KB 1.06 KK 0.95 KP 1.01 LA 0.98 ! MK 0.99 NL 0.96 NY 1.00 OV 1.01 ! PT 0.96 SC 1.01 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.06 HH 1.00* HN 1.11 ! KB 0.60 KK 1.03 KP 1.05 LA 1.05 ! MK 1.04 NL 1.07 NY 1.13 OV 1.06 ! PT 1.05 SC 1.11 TS 0.77 ! ! ! Fit before self-cal, rms=0.268642Jy sigma=0.003324 ! Fit after self-cal, rms=0.214604Jy sigma=0.002938 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.134 mas, bmaj=2.805 mas, bpa=-11.19 degrees ! Estimated noise=279.304 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 (-2.5, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123564 Jy ! Component: 100 - total flux cleaned = -9.22817e-05 Jy ! Component: 150 - total flux cleaned = -0.000648853 Jy ! Component: 200 - total flux cleaned = -0.000620794 Jy ! Total flux subtracted in 200 components = -0.000620794 Jy ! Clean residual min=-0.010341 max=0.013094 Jy/beam ! Clean residual mean=0.001291 rms=0.002119 Jy/beam ! Combined flux in latest and established models = 0.966044 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 0.966044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212270Jy sigma=0.002894 ! Fit after self-cal, rms=0.213748Jy sigma=0.002875 ! Inverting map ! Added new window around map position (3.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00747108 Jy ! Component: 100 - total flux cleaned = 0.00841911 Jy ! Component: 150 - total flux cleaned = 0.00885202 Jy ! Component: 200 - total flux cleaned = 0.00884318 Jy ! Total flux subtracted in 200 components = 0.00884318 Jy ! Clean residual min=-0.008949 max=0.010149 Jy/beam ! Clean residual mean=0.001637 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 0.974887 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 128 components and 0.974887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212346Jy sigma=0.002849 ! Fit after self-cal, rms=0.212474Jy sigma=0.002849 ! Inverting map ! Added new window around map position (2, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074266 Jy ! Component: 100 - total flux cleaned = 0.000334514 Jy ! Component: 150 - total flux cleaned = 0.000335558 Jy ! Component: 200 - total flux cleaned = 0.000674127 Jy ! Total flux subtracted in 200 components = 0.000674127 Jy ! Clean residual min=-0.006759 max=0.008726 Jy/beam ! Clean residual mean=0.001661 rms=0.001907 Jy/beam ! Combined flux in latest and established models = 0.975561 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.975561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211484Jy sigma=0.002832 ! Fit after self-cal, rms=0.211489Jy sigma=0.002831 ! 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=0.211489Jy sigma=0.002831 ! Fit after self-cal, rms=0.249312Jy sigma=0.002175 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=2.811 mas, bpa=-7.872 degrees ! Estimated noise=282.991 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120116 Jy ! Component: 100 - total flux cleaned = 0.0114299 Jy ! Component: 150 - total flux cleaned = 0.0109274 Jy ! Component: 200 - total flux cleaned = 0.00954644 Jy ! Total flux subtracted in 200 components = 0.00954644 Jy ! Clean residual min=-0.009225 max=0.011345 Jy/beam ! Clean residual mean=-0.001346 rms=0.002260 Jy/beam ! Combined flux in latest and established models = 0.985108 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 160 components and 0.985108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246467Jy sigma=0.002129 ! Fit after self-cal, rms=0.248102Jy sigma=0.002100 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 (-3.5, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266453 Jy ! Component: 100 - total flux cleaned = 0.00221601 Jy ! Component: 150 - total flux cleaned = 0.000976456 Jy ! Component: 200 - total flux cleaned = -0.000197428 Jy ! Total flux subtracted in 200 components = -0.000197428 Jy ! Clean residual min=-0.008948 max=0.008898 Jy/beam ! Clean residual mean=-0.001158 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 0.98491 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 174 components and 0.98491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246552Jy sigma=0.002071 ! Fit after self-cal, rms=0.246553Jy sigma=0.002071 ! 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=0.246553Jy sigma=0.002071 ! Fit after self-cal, rms=0.223952Jy sigma=0.002050 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.148 mas, bmaj=2.802 mas, bpa=-6.603 degrees ! Estimated noise=284.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00629517 Jy ! Component: 100 - total flux cleaned = 0.00530775 Jy ! Component: 150 - total flux cleaned = 0.00397521 Jy ! Component: 200 - total flux cleaned = 0.0031428 Jy ! Total flux subtracted in 200 components = 0.0031428 Jy ! Clean residual min=-0.008717 max=0.008554 Jy/beam ! Clean residual mean=-0.001094 rms=0.002057 Jy/beam ! Combined flux in latest and established models = 0.988053 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 179 components and 0.988053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222426Jy sigma=0.002011 ! Fit after self-cal, rms=0.222601Jy sigma=0.002009 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 = -0.00117509 Jy ! Component: 100 - total flux cleaned = -0.00263538 Jy ! Component: 150 - total flux cleaned = -0.00399184 Jy ! Component: 200 - total flux cleaned = -0.00526793 Jy ! Total flux subtracted in 200 components = -0.00526793 Jy ! Clean residual min=-0.007617 max=0.008373 Jy/beam ! Clean residual mean=-0.000992 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 0.982785 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 187 components and 0.982785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221716Jy sigma=0.001989 ! Fit after self-cal, rms=0.221725Jy sigma=0.001989 ! Inverting map ! Added new window around map position (-3, -19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365036 Jy ! Component: 100 - total flux cleaned = 0.00245992 Jy ! Component: 150 - total flux cleaned = 0.00161978 Jy ! Component: 200 - total flux cleaned = 0.000824464 Jy ! Total flux subtracted in 200 components = 0.000824464 Jy ! Clean residual min=-0.007610 max=0.007731 Jy/beam ! Clean residual mean=-0.001012 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 0.98361 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 204 components and 0.98361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220866Jy sigma=0.001976 ! Fit after self-cal, rms=0.220871Jy sigma=0.001976 ! 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=0.220871Jy sigma=0.001976 ! Fit after self-cal, rms=0.201914Jy sigma=0.001955 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.946 mas, bmaj=9.365 mas, bpa=-12.98 degrees ! Estimated noise=454.318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0108719 Jy ! Component: 100 - total flux cleaned = -0.0176163 Jy ! Component: 150 - total flux cleaned = -0.0217189 Jy ! Component: 200 - total flux cleaned = -0.0235819 Jy ! Total flux subtracted in 200 components = -0.0235819 Jy ! Clean residual min=-0.011428 max=0.008652 Jy/beam ! Clean residual mean=-0.002032 rms=0.003031 Jy/beam ! Combined flux in latest and established models = 0.960028 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 216 components and 0.960028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201721Jy sigma=0.001961 ! Fit after self-cal, rms=0.201831Jy sigma=0.001960 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 = -0.00229416 Jy ! Component: 100 - total flux cleaned = -0.00377439 Jy ! Component: 150 - total flux cleaned = -0.00463614 Jy ! Component: 200 - total flux cleaned = -0.00512639 Jy ! Total flux subtracted in 200 components = -0.00512639 Jy ! Clean residual min=-0.011048 max=0.008816 Jy/beam ! Clean residual mean=-0.001763 rms=0.003015 Jy/beam ! Combined flux in latest and established models = 0.954901 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 224 components and 0.954902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201647Jy sigma=0.001963 ! Fit after self-cal, rms=0.201655Jy sigma=0.001963 ! 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=2.149 mas, bmaj=2.798 mas, bpa=-5.268 degrees ! Estimated noise=284.757 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.149 x 2.798 at -5.268 degrees (North through East) ! Clean map min=-0.014612 max=0.80414 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=0.201655Jy sigma=0.001963 ! Fit after self-cal, rms=0.245916Jy sigma=0.001792 ! Inverting map and beam ! Estimated beam: bmin=2.146 mas, bmaj=2.799 mas, bpa=-5.221 degrees ! Estimated noise=285.478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352867 Jy ! Component: 100 - total flux cleaned = 0.00354771 Jy ! Component: 150 - total flux cleaned = 0.00391338 Jy ! Component: 200 - total flux cleaned = 0.00389915 Jy ! Total flux subtracted in 200 components = 0.00389915 Jy ! Clean residual min=-0.007488 max=0.008418 Jy/beam ! Clean residual mean=-0.000781 rms=0.001805 Jy/beam ! Combined flux in latest and established models = 0.958801 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 231 components and 0.958801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244909Jy sigma=0.001763 ! Fit after self-cal, rms=0.244943Jy sigma=0.001763 ! Inverting map ! Added new window around map position (-2, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00406907 Jy ! Component: 100 - total flux cleaned = 0.00408271 Jy ! Component: 150 - total flux cleaned = 0.00409264 Jy ! Component: 200 - total flux cleaned = 0.00409942 Jy ! Total flux subtracted in 200 components = 0.00409942 Jy ! Clean residual min=-0.007296 max=0.007495 Jy/beam ! Clean residual mean=-0.000854 rms=0.001693 Jy/beam ! Combined flux in latest and established models = 0.9629 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 241 components and 0.9629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244197Jy sigma=0.001747 ! Fit after self-cal, rms=0.244203Jy sigma=0.001747 ! Inverting map ! Added new window around map position (-0.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267697 Jy ! Component: 100 - total flux cleaned = -0.000254728 Jy ! Component: 150 - total flux cleaned = -1.12997e-05 Jy ! Component: 200 - total flux cleaned = -0.000242873 Jy ! Total flux subtracted in 200 components = -0.000242873 Jy ! Clean residual min=-0.006687 max=0.006905 Jy/beam ! Clean residual mean=-0.000848 rms=0.001606 Jy/beam ! Combined flux in latest and established models = 0.962657 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 259 components and 0.962657 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243527Jy sigma=0.001737 ! Fit after self-cal, rms=0.243519Jy sigma=0.001737 ! Inverting map ! Added new window around map position (0.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845505 Jy ! Component: 100 - total flux cleaned = 0.000620758 Jy ! Component: 150 - total flux cleaned = 0.000212779 Jy ! Component: 200 - total flux cleaned = 0.000211052 Jy ! Total flux subtracted in 200 components = 0.000211052 Jy ! Clean residual min=-0.006349 max=0.006080 Jy/beam ! Clean residual mean=-0.000852 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 0.962868 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 274 components and 0.962868 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242947Jy sigma=0.001731 ! Fit after self-cal, rms=0.242947Jy sigma=0.001731 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242947Jy sigma=0.001731 ! Fit after self-cal, rms=0.217285Jy sigma=0.001711 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=1.937 mas, bmaj=2.268 mas, bpa=9.705 degrees ! Estimated noise=596.092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.599443 Jy ! Component: 100 - total flux cleaned = 0.75922 Jy ! Component: 150 - total flux cleaned = 0.849215 Jy ! Component: 200 - total flux cleaned = 0.915047 Jy ! Total flux subtracted in 200 components = 0.915047 Jy ! Clean residual min=-0.034903 max=0.038084 Jy/beam ! Clean residual mean=0.000031 rms=0.006674 Jy/beam ! Combined flux in latest and established models = 0.915047 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.915047 Jy ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=2.799 mas, bpa=-3.962 degrees ! Estimated noise=285.12 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 = 0.0382937 Jy ! Component: 100 - total flux cleaned = 0.0406048 Jy ! Component: 150 - total flux cleaned = 0.0396544 Jy ! Component: 200 - total flux cleaned = 0.0405165 Jy ! Total flux subtracted in 200 components = 0.0405165 Jy ! Clean residual min=-0.013195 max=0.013435 Jy/beam ! Clean residual mean=-0.000644 rms=0.002720 Jy/beam ! Combined flux in latest and established models = 0.955564 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.955564 Jy ! Inverting map ! Added new window around map position (-6, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.92596e-06 Jy ! Component: 100 - total flux cleaned = -0.000664356 Jy ! Component: 150 - total flux cleaned = -0.000639039 Jy ! Component: 200 - total flux cleaned = -0.000639624 Jy ! Total flux subtracted in 200 components = -0.000639624 Jy ! Clean residual min=-0.009700 max=0.009658 Jy/beam ! Clean residual mean=-0.000636 rms=0.002285 Jy/beam ! Combined flux in latest and established models = 0.954924 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 73 components and 0.954924 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=8.966 mas, bmaj=9.411 mas, bpa=-12.32 degrees ! Estimated noise=453.642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00406689 Jy ! Component: 100 - total flux cleaned = -0.00616251 Jy ! Component: 150 - total flux cleaned = -0.00744119 Jy ! Component: 200 - total flux cleaned = -0.00858468 Jy ! Total flux subtracted in 200 components = -0.00858468 Jy ! Clean residual min=-0.009909 max=0.005405 Jy/beam ! Clean residual mean=-0.001773 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 0.94634 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 = -0.00102621 Jy ! Component: 100 - total flux cleaned = -0.00196368 Jy ! Component: 150 - total flux cleaned = -0.00281669 Jy ! Component: 200 - total flux cleaned = -0.00329606 Jy ! Total flux subtracted in 200 components = -0.00329606 Jy ! Clean residual min=-0.009294 max=0.005663 Jy/beam ! Clean residual mean=-0.001559 rms=0.002306 Jy/beam ! Combined flux in latest and established models = 0.943044 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 116 components and 0.943044 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.145 mas, bmaj=2.799 mas, bpa=-3.962 degrees ! Estimated noise=285.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123648 Jy ! Component: 100 - total flux cleaned = 0.00123695 Jy ! Component: 150 - total flux cleaned = 0.000746681 Jy ! Component: 200 - total flux cleaned = 0.000750218 Jy ! Total flux subtracted in 200 components = 0.000750218 Jy ! Clean residual min=-0.007777 max=0.008579 Jy/beam ! Clean residual mean=-0.000451 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 0.943794 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 128 components and 0.943794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221488Jy sigma=0.001770 ! Fit after self-cal, rms=0.221286Jy sigma=0.001768 wmodel J0721+7120_S_2010_10_13_pus_map.mod ! Writing 128 model components to file: J0721+7120_S_2010_10_13_pus_map.mod wobs J0721+7120_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0721+7120_S_2010_10_13_pus_uvs.fits wwins J0721+7120_S_2010_10_13_pus_map.win ! wwins: Wrote 15 windows to J0721+7120_S_2010_10_13_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 = 0.00132065 Jy ! Component: 100 - total flux cleaned = 0.00102485 Jy ! Component: 150 - total flux cleaned = 0.000738051 Jy ! Component: 200 - total flux cleaned = 0.000457582 Jy ! Component: 250 - total flux cleaned = 4.42321e-05 Jy ! Component: 300 - total flux cleaned = -0.000224932 Jy ! Component: 350 - total flux cleaned = -0.000357021 Jy ! Component: 400 - total flux cleaned = -0.000487031 Jy ! Component: 450 - total flux cleaned = -0.00074284 Jy ! Component: 500 - total flux cleaned = -0.000867691 Jy ! Component: 550 - total flux cleaned = -0.000992025 Jy ! Component: 600 - total flux cleaned = -0.00111561 Jy ! Component: 650 - total flux cleaned = -0.00135824 Jy ! Component: 700 - total flux cleaned = -0.00147832 Jy ! Component: 750 - total flux cleaned = -0.0017141 Jy ! Component: 800 - total flux cleaned = -0.00183041 Jy ! Component: 850 - total flux cleaned = -0.00194531 Jy ! Component: 900 - total flux cleaned = -0.00205847 Jy ! Component: 950 - total flux cleaned = -0.00217032 Jy ! Component: 1000 - total flux cleaned = -0.00228114 Jy ! Component: 1050 - total flux cleaned = -0.00249875 Jy ! Component: 1100 - total flux cleaned = -0.00249757 Jy ! Component: 1150 - total flux cleaned = -0.00260342 Jy ! Component: 1200 - total flux cleaned = -0.00270903 Jy ! Component: 1250 - total flux cleaned = -0.00281325 Jy ! Component: 1300 - total flux cleaned = -0.00302004 Jy ! Component: 1350 - total flux cleaned = -0.00302044 Jy ! Component: 1400 - total flux cleaned = -0.00322294 Jy ! Component: 1450 - total flux cleaned = -0.00352171 Jy ! Component: 1500 - total flux cleaned = -0.0035218 Jy ! Component: 1550 - total flux cleaned = -0.00371778 Jy ! Component: 1600 - total flux cleaned = -0.00391115 Jy ! Component: 1650 - total flux cleaned = -0.00410285 Jy ! Component: 1700 - total flux cleaned = -0.00400701 Jy ! Component: 1750 - total flux cleaned = -0.00410235 Jy ! Component: 1800 - total flux cleaned = -0.00428986 Jy ! Component: 1850 - total flux cleaned = -0.00438267 Jy ! Component: 1900 - total flux cleaned = -0.00447466 Jy ! Component: 1950 - total flux cleaned = -0.00465673 Jy ! Component: 2000 - total flux cleaned = -0.00483735 Jy ! Total flux subtracted in 2048 components = -0.00501657 Jy ! Clean residual min=-0.005185 max=0.004461 Jy/beam ! Clean residual mean=-0.000369 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 0.938777 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 239 components and 0.938777 Jy ![Exited script file: muppet] wmap "J0721+7120_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.145 x 2.799 at -3.962 degrees (North through East) ! Clean map min=-0.014183 max=0.80872 Jy/beam ! Writing clean map to FITS file: J0721+7120_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.808718 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00149826 device "J0721+7120_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0721+7120_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.555789 0.555789 1.11158 2.22316 4.44631 8.89263 17.7853 35.5705 71.141 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0044 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.808 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.145 x 2.799 at -3.962 degrees (North through East) ! Clean map min=-0.014183 max=0.80872 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0721+7120_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0721+7120_S_2010_10_13_pus_map.gif/vgif' mapplot cln