! Started logfile: J1223+8040_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:19:42 2010 obs J1223+8040_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1223+8040_S_2007_12_05_pus_uva.fits ! AN table 1: 49 integrations on 136 of 136 possible baselines. ! AN table 2: 106 integrations on 136 of 136 possible baselines. ! AN table 3: 49 integrations on 136 of 136 possible baselines. ! AN table 4: 44 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.114475 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1223+8040 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1723 lines of history. ! ! Reading 15444 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 580 telescope corrections were flagged in sub-array 1. ! A total of 1208 telescope corrections were flagged in sub-array 2. ! A total of 563 telescope corrections were flagged in sub-array 3. ! A total of 502 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 580 telescope corrections were flagged in sub-array 1. ! A total of 1208 telescope corrections were flagged in sub-array 2. ! A total of 563 telescope corrections were flagged in sub-array 3. ! A total of 502 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 580 telescope corrections were flagged in sub-array 1. ! A total of 1208 telescope corrections were flagged in sub-array 2. ! A total of 563 telescope corrections were flagged in sub-array 3. ! A total of 502 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 580 telescope corrections were flagged in sub-array 1. ! A total of 1208 telescope corrections were flagged in sub-array 2. ! A total of 563 telescope corrections were flagged in sub-array 3. ! A total of 502 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.800247Jy sigma=0.008419 ! Fit after self-cal, rms=0.750432Jy sigma=0.007887 ! 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=2.137 mas, bmaj=5.122 mas, bpa=-7.264 degrees ! Estimated noise=902.378 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 = 0.191326 Jy ! Component: 100 - total flux cleaned = 0.24532 Jy ! Total flux subtracted in 100 components = 0.24532 Jy ! Clean residual min=-0.011109 max=0.023660 Jy/beam ! Clean residual mean=0.000409 rms=0.003363 Jy/beam ! Combined flux in latest and established models = 0.24532 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.24532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153473Jy sigma=0.001598 ! Fit after self-cal, rms=0.153346Jy sigma=0.001597 ! Inverting map ! Added new window around map position (-0.5, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286866 Jy ! Component: 100 - total flux cleaned = 0.0472193 Jy ! Total flux subtracted in 100 components = 0.0472193 Jy ! Clean residual min=-0.008888 max=0.012355 Jy/beam ! Clean residual mean=0.000243 rms=0.002465 Jy/beam ! Combined flux in latest and established models = 0.29254 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 27 components and 0.29254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145025Jy sigma=0.001512 ! Fit after self-cal, rms=0.144832Jy sigma=0.001510 ! 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=2.586 mas, bmaj=6.789 mas, bpa=-6.469 degrees ! Estimated noise=549.57 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, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205386 Jy ! Component: 100 - total flux cleaned = 0.032593 Jy ! Component: 150 - total flux cleaned = 0.0408064 Jy ! Component: 200 - total flux cleaned = 0.0465427 Jy ! Total flux subtracted in 200 components = 0.0465427 Jy ! Clean residual min=-0.004458 max=0.008539 Jy/beam ! Clean residual mean=0.000445 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 0.339082 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 68 components and 0.339082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141637Jy sigma=0.001477 ! Fit after self-cal, rms=0.141380Jy sigma=0.001474 ! Inverting map ! Added new window around map position (-4.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00872953 Jy ! Component: 100 - total flux cleaned = 0.0143928 Jy ! Component: 150 - total flux cleaned = 0.0185546 Jy ! Component: 200 - total flux cleaned = 0.0216463 Jy ! Total flux subtracted in 200 components = 0.0216463 Jy ! Clean residual min=-0.004386 max=0.005145 Jy/beam ! Clean residual mean=0.000114 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.360729 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 92 components and 0.360729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140722Jy sigma=0.001467 ! Fit after self-cal, rms=0.140634Jy sigma=0.001467 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.96 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.09 HH 1.00* HN 1.04 ! KB 0.99 KP 1.00* LA 1.02 MK 0.94 ! NL 0.97 NY 1.00* ON 1.00* OV 0.96 ! PT 0.98 SV 1.00* TS 0.99 WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.15 HH 1.00* HN 1.06 ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 0.91 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.14 HH 1.00* HN 1.03 ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.13 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.12 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.95 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HH 1.00* HN 1.06 ! KB 1.06 KP 1.00* LA 1.09 MK 1.06 ! NL 0.99 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.05 HH 1.00* HN 1.00 ! KB 1.00* KP 1.00* LA 1.08 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.98 ! PT 1.04 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.09 HH 1.00* HN 1.07 ! KB 1.00* KP 1.00* LA 1.11 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 HH 1.00* HN 1.02 ! KB 1.02 KP 1.00* LA 0.99 MK 1.04 ! NL 0.98 NY 1.00* ON 1.00* OV 1.03 ! PT 1.06 SV 1.00* TS 0.92 WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.04 HH 1.00* HN 1.06 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 0.93 ! PT 1.07 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.00 HH 1.00* HN 1.07 ! KB 1.00* KP 1.00* LA 0.96 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.08 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 0.91 NY 1.00* ON 1.00* OV 0.99 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.84 HH 1.00* HN 1.03 ! KB 0.98 KP 1.00* LA 1.00 MK 0.87 ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 0.95 SV 1.00* TS 1.03 WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.90 HH 1.00* HN 0.96 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 1.05 ! PT 0.98 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 0.81 HH 1.00* HN 1.05 ! KB 1.00* KP 1.00* LA 1.02 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 1.00 ! PT 0.87 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.140634Jy sigma=0.001467 ! Fit after self-cal, rms=0.133627Jy sigma=0.001447 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.583 mas, bmaj=6.773 mas, bpa=-6.522 degrees ! Estimated noise=547.691 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 = 0.00350346 Jy ! Component: 100 - total flux cleaned = 0.00530322 Jy ! Component: 150 - total flux cleaned = 0.00650388 Jy ! Component: 200 - total flux cleaned = 0.00728341 Jy ! Total flux subtracted in 200 components = 0.00728341 Jy ! Clean residual min=-0.003309 max=0.003211 Jy/beam ! Clean residual mean=-0.000016 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.368012 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 111 components and 0.368012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133483Jy sigma=0.001445 ! Fit after self-cal, rms=0.133640Jy sigma=0.001445 ! 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=0.133640Jy sigma=0.001445 ! Fit after self-cal, rms=0.133473Jy sigma=0.001441 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.582 mas, bmaj=6.774 mas, bpa=-6.543 degrees ! Estimated noise=548.121 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151124 Jy ! Component: 100 - total flux cleaned = 0.0024776 Jy ! Component: 150 - total flux cleaned = 0.0030567 Jy ! Component: 200 - total flux cleaned = 0.00336119 Jy ! Total flux subtracted in 200 components = 0.00336119 Jy ! Clean residual min=-0.002755 max=0.003032 Jy/beam ! Clean residual mean=0.000024 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.371373 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 125 components and 0.371373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133409Jy sigma=0.001441 ! Fit after self-cal, rms=0.133422Jy sigma=0.001441 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 = 0.000199369 Jy ! Component: 100 - total flux cleaned = 0.000649841 Jy ! Component: 150 - total flux cleaned = 0.000917001 Jy ! Component: 200 - total flux cleaned = 0.00108037 Jy ! Total flux subtracted in 200 components = 0.00108037 Jy ! Clean residual min=-0.002771 max=0.003032 Jy/beam ! Clean residual mean=0.000002 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.372454 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 0.372454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133388Jy sigma=0.001440 ! Fit after self-cal, rms=0.133380Jy sigma=0.001440 ! 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=0.133380Jy sigma=0.001440 ! Fit after self-cal, rms=0.133393Jy sigma=0.001440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.585 mas, bmaj=6.775 mas, bpa=-6.538 degrees ! Estimated noise=547.922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000510538 Jy ! Component: 100 - total flux cleaned = 0.00117072 Jy ! Component: 150 - total flux cleaned = 0.00149272 Jy ! Component: 200 - total flux cleaned = 0.00160418 Jy ! Total flux subtracted in 200 components = 0.00160418 Jy ! Clean residual min=-0.002662 max=0.002995 Jy/beam ! Clean residual mean=0.000006 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.374058 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 138 components and 0.374058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133364Jy sigma=0.001440 ! Fit after self-cal, rms=0.133363Jy sigma=0.001440 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 = -3.97223e-05 Jy ! Component: 100 - total flux cleaned = 0.000337348 Jy ! Component: 150 - total flux cleaned = 0.000474757 Jy ! Component: 200 - total flux cleaned = 0.000605383 Jy ! Total flux subtracted in 200 components = 0.000605383 Jy ! Clean residual min=-0.002650 max=0.002948 Jy/beam ! Clean residual mean=-0.000004 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.374663 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 144 components and 0.374663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133343Jy sigma=0.001440 ! Fit after self-cal, rms=0.133338Jy sigma=0.001440 ! 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=0.133338Jy sigma=0.001440 ! Fit after self-cal, rms=0.133373Jy sigma=0.001440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.168 mas, bmaj=11.15 mas, bpa=18.57 degrees ! Estimated noise=662.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000837906 Jy ! Component: 100 - total flux cleaned = 0.00137136 Jy ! Component: 150 - total flux cleaned = 0.00179164 Jy ! Component: 200 - total flux cleaned = 0.00210165 Jy ! Total flux subtracted in 200 components = 0.00210165 Jy ! Clean residual min=-0.002515 max=0.002674 Jy/beam ! Clean residual mean=-0.000037 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.376765 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 160 components and 0.376765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133366Jy sigma=0.001440 ! Fit after self-cal, rms=0.133358Jy sigma=0.001440 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 = -1.8319e-05 Jy ! Component: 100 - total flux cleaned = 0.000266437 Jy ! Component: 150 - total flux cleaned = 0.000486224 Jy ! Component: 200 - total flux cleaned = 0.000559781 Jy ! Total flux subtracted in 200 components = 0.000559781 Jy ! Clean residual min=-0.002511 max=0.002579 Jy/beam ! Clean residual mean=-0.000053 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.377325 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 168 components and 0.377325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133356Jy sigma=0.001440 ! Fit after self-cal, rms=0.133350Jy sigma=0.001440 ! 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=2.586 mas, bmaj=6.776 mas, bpa=-6.536 degrees ! Estimated noise=547.982 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.586 x 6.776 at -6.536 degrees (North through East) ! Clean map min=-0.0023488 max=0.24592 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.147 mas, bmaj=5.138 mas, bpa=-7.353 degrees ! Estimated noise=899.621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188946 Jy ! Component: 100 - total flux cleaned = 0.245572 Jy ! Component: 150 - total flux cleaned = 0.274467 Jy ! Component: 200 - total flux cleaned = 0.293162 Jy ! Total flux subtracted in 200 components = 0.293162 Jy ! Clean residual min=-0.007841 max=0.010204 Jy/beam ! Clean residual mean=0.000253 rms=0.002118 Jy/beam ! Combined flux in latest and established models = 0.293162 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.293162 Jy ! Inverting map and beam ! Estimated beam: bmin=2.586 mas, bmaj=6.776 mas, bpa=-6.536 degrees ! Estimated noise=547.982 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 = 0.0214024 Jy ! Component: 100 - total flux cleaned = 0.0355347 Jy ! Component: 150 - total flux cleaned = 0.0458784 Jy ! Component: 200 - total flux cleaned = 0.0537833 Jy ! Total flux subtracted in 200 components = 0.0537833 Jy ! Clean residual min=-0.002906 max=0.005165 Jy/beam ! Clean residual mean=0.000439 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 0.346946 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 81 components and 0.346946 Jy ! Inverting map ! Added new window around map position (-9.5, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0063644 Jy ! Component: 100 - total flux cleaned = 0.0114627 Jy ! Component: 150 - total flux cleaned = 0.015597 Jy ! Component: 200 - total flux cleaned = 0.018965 Jy ! Total flux subtracted in 200 components = 0.018965 Jy ! Clean residual min=-0.002477 max=0.002956 Jy/beam ! Clean residual mean=0.000150 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.365911 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 105 components and 0.365911 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.168 mas, bmaj=11.15 mas, bpa=18.57 degrees ! Estimated noise=662.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391607 Jy ! Component: 100 - total flux cleaned = 0.00660016 Jy ! Component: 150 - total flux cleaned = 0.00855394 Jy ! Component: 200 - total flux cleaned = 0.00998915 Jy ! Total flux subtracted in 200 components = 0.00998915 Jy ! Clean residual min=-0.002301 max=0.002383 Jy/beam ! Clean residual mean=-0.000009 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.3759 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 = 0.000625913 Jy ! Component: 100 - total flux cleaned = 0.00107512 Jy ! Component: 150 - total flux cleaned = 0.00145565 Jy ! Component: 200 - total flux cleaned = 0.00180296 Jy ! Total flux subtracted in 200 components = 0.00180296 Jy ! Clean residual min=-0.002348 max=0.002240 Jy/beam ! Clean residual mean=-0.000061 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.377703 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 171 components and 0.377703 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.586 mas, bmaj=6.776 mas, bpa=-6.536 degrees ! Estimated noise=547.982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000235332 Jy ! Component: 100 - total flux cleaned = -7.11689e-05 Jy ! Component: 150 - total flux cleaned = 0.00014377 Jy ! Component: 200 - total flux cleaned = 0.000367944 Jy ! Total flux subtracted in 200 components = 0.000367944 Jy ! Clean residual min=-0.002389 max=0.002591 Jy/beam ! Clean residual mean=-0.000035 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.378071 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 183 components and 0.378071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133280Jy sigma=0.001439 ! Fit after self-cal, rms=0.133240Jy sigma=0.001439 wmodel J1223+8040_S_2007_12_05_pus_map.mod ! Writing 183 model components to file: J1223+8040_S_2007_12_05_pus_map.mod wobs J1223+8040_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1223+8040_S_2007_12_05_pus_uvs.fits wwins J1223+8040_S_2007_12_05_pus_map.win ! wwins: Wrote 5 windows to J1223+8040_S_2007_12_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000182973 Jy ! Component: 100 - total flux cleaned = -5.11501e-05 Jy ! Component: 150 - total flux cleaned = -5.0182e-05 Jy ! Component: 200 - total flux cleaned = -1.09547e-05 Jy ! Component: 250 - total flux cleaned = -8.80202e-05 Jy ! Component: 300 - total flux cleaned = -0.000199404 Jy ! Component: 350 - total flux cleaned = -0.000199422 Jy ! Component: 400 - total flux cleaned = -0.00030561 Jy ! Component: 450 - total flux cleaned = -0.000374824 Jy ! Component: 500 - total flux cleaned = -0.000510747 Jy ! Component: 550 - total flux cleaned = -0.000610639 Jy ! Component: 600 - total flux cleaned = -0.000643571 Jy ! Component: 650 - total flux cleaned = -0.000676098 Jy ! Component: 700 - total flux cleaned = -0.000739067 Jy ! Component: 750 - total flux cleaned = -0.000739198 Jy ! Component: 800 - total flux cleaned = -0.000830695 Jy ! Component: 850 - total flux cleaned = -0.000890593 Jy ! Component: 900 - total flux cleaned = -0.000949701 Jy ! Component: 950 - total flux cleaned = -0.001066 Jy ! Component: 1000 - total flux cleaned = -0.00118069 Jy ! Component: 1050 - total flux cleaned = -0.00123727 Jy ! Component: 1100 - total flux cleaned = -0.00132121 Jy ! Component: 1150 - total flux cleaned = -0.00143163 Jy ! Component: 1200 - total flux cleaned = -0.00148601 Jy ! Component: 1250 - total flux cleaned = -0.00159373 Jy ! Component: 1300 - total flux cleaned = -0.00164683 Jy ! Component: 1350 - total flux cleaned = -0.0016997 Jy ! Component: 1400 - total flux cleaned = -0.00177789 Jy ! Component: 1450 - total flux cleaned = -0.00185505 Jy ! Component: 1500 - total flux cleaned = -0.00188039 Jy ! Component: 1550 - total flux cleaned = -0.0019055 Jy ! Component: 1600 - total flux cleaned = -0.00195564 Jy ! Component: 1650 - total flux cleaned = -0.00203011 Jy ! Component: 1700 - total flux cleaned = -0.00207911 Jy ! Component: 1750 - total flux cleaned = -0.00212759 Jy ! Component: 1800 - total flux cleaned = -0.00217559 Jy ! Component: 1850 - total flux cleaned = -0.00222331 Jy ! Component: 1900 - total flux cleaned = -0.00229396 Jy ! Component: 1950 - total flux cleaned = -0.0023172 Jy ! Component: 2000 - total flux cleaned = -0.00236339 Jy ! Total flux subtracted in 2048 components = -0.00234058 Jy ! Clean residual min=-0.001173 max=0.001726 Jy/beam ! Clean residual mean=-0.000006 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.37573 Jy keep ! Adding 128 model components to the UV plane model. ! The established model now contains 311 components and 0.37573 Jy wmap "J1223+8040_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.586 x 6.776 at -6.536 degrees (North through East) ! Clean map min=-0.0021692 max=0.24499 Jy/beam ! Writing clean map to FITS file: J1223+8040_S_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.244993 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000462712 device "J1223+8040_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1223+8040_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.566602 0.566602 1.1332 2.26641 4.53282 9.06563 18.1313 36.2625 72.5251 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.244 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.586 x 6.776 at -6.536 degrees (North through East) ! Clean map min=-0.0021692 max=0.24499 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1223+8040_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1223+8040_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1223+8040_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:19:48 2010