! Started logfile: J2000-1748_S_2007_12_05_pus_uvs.log on Sat Sep 11 19:40:01 2010 obs J2000-1748_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2000-1748_S_2007_12_05_pus_uva.fits ! AN table 1: 16 integrations on 136 of 136 possible baselines. ! AN table 2: 73 integrations on 136 of 136 possible baselines. ! AN table 3: 37 integrations on 136 of 136 possible baselines. ! AN table 4: 41 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0747182 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2000-1748 ! ! 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 1682 lines of history. ! ! Reading 6788 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 223 telescope corrections were flagged in sub-array 1. ! A total of 1031 telescope corrections were flagged in sub-array 2. ! A total of 428 telescope corrections were flagged in sub-array 3. ! A total of 467 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 223 telescope corrections were flagged in sub-array 1. ! A total of 1031 telescope corrections were flagged in sub-array 2. ! A total of 428 telescope corrections were flagged in sub-array 3. ! A total of 467 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 223 telescope corrections were flagged in sub-array 1. ! A total of 1031 telescope corrections were flagged in sub-array 2. ! A total of 428 telescope corrections were flagged in sub-array 3. ! A total of 467 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 223 telescope corrections were flagged in sub-array 1. ! A total of 1055 telescope corrections were flagged in sub-array 2. ! A total of 428 telescope corrections were flagged in sub-array 3. ! A total of 467 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.764779Jy sigma=0.006460 ! Fit after self-cal, rms=0.588612Jy sigma=0.004742 ! 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=2.489 mas, bmaj=3.42 mas, bpa=-26.25 degrees ! Estimated noise=2083.26 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 = 1.08369 Jy ! Component: 100 - total flux cleaned = 1.36184 Jy ! Total flux subtracted in 100 components = 1.36184 Jy ! Clean residual min=-0.056783 max=0.112339 Jy/beam ! Clean residual mean=-0.000104 rms=0.015216 Jy/beam ! Combined flux in latest and established models = 1.36184 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 1.36184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351047Jy sigma=0.002564 ! Fit after self-cal, rms=0.351088Jy sigma=0.002564 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114396 Jy ! Component: 100 - total flux cleaned = 0.164908 Jy ! Total flux subtracted in 100 components = 0.164908 Jy ! Clean residual min=-0.036633 max=0.034426 Jy/beam ! Clean residual mean=-0.000556 rms=0.009373 Jy/beam ! Combined flux in latest and established models = 1.52674 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 1.52674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304980Jy sigma=0.002206 ! Fit after self-cal, rms=0.304975Jy sigma=0.002206 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.66 mas, bmaj=6.335 mas, bpa=-15.54 degrees ! Estimated noise=1052.01 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 = 0.019565 Jy ! Component: 100 - total flux cleaned = 0.0239407 Jy ! Component: 150 - total flux cleaned = 0.0243803 Jy ! Component: 200 - total flux cleaned = 0.0247664 Jy ! Total flux subtracted in 200 components = 0.0247664 Jy ! Clean residual min=-0.044305 max=0.024451 Jy/beam ! Clean residual mean=-0.007530 rms=0.011614 Jy/beam ! Combined flux in latest and established models = 1.55151 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 1.55151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302581Jy sigma=0.002208 ! Fit after self-cal, rms=0.302552Jy sigma=0.002207 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.05 KP 1.14 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.91 ! PT 1.00* SV 1.00* TS 1.06 WZ 1.00* ! ZC 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.06 HN 1.00* ! KB 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.04 OV 1.00* ! PT 1.00* SV 1.13 TS 1.14 WZ 1.03 ! ZC 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.10 HH 1.00* HN 1.00* ! KB 1.00* KP 0.89 LA 1.02 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.95 ! 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 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.12 HH 1.00* HN 1.07 ! KB 1.00* KP 0.74 LA 1.03 MK 0.95 ! NL 0.97 NY 1.00* ON 1.00* OV 0.98 ! PT 1.05 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.11 KP 1.45 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.93 ! PT 1.00* SV 1.00* TS 1.04 WZ 1.00* ! ZC 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.01 HN 1.00* ! KB 1.16 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.04 OV 1.00* ! PT 1.00* SV 1.14 TS 1.14 WZ 0.97 ! ZC 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KP 1.05 LA 1.12 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.04 HH 1.00* HN 1.06 ! KB 1.00* KP 0.87 LA 1.14 MK 1.03 ! NL 0.98 NY 1.00* ON 1.00* OV 1.02 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.11 KP 1.37 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.97 ! PT 1.00* SV 1.00* TS 0.93 WZ 1.00* ! ZC 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KB 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.05 OV 1.00* ! PT 1.00* SV 1.02 TS 1.04 WZ 1.01 ! ZC 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KP 1.01 LA 1.03 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.01 ! PT 1.09 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.02 HH 1.00* HN 1.09 ! KB 1.00* KP 0.73 LA 1.03 MK 1.03 ! NL 1.02 NY 1.00* ON 1.00* OV 1.02 ! PT 1.10 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KB 1.14 KP 1.27 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.91 ! PT 1.00* SV 1.00* TS 1.07 WZ 1.00* ! ZC 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KB 1.24 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.99 OV 1.00* ! PT 1.00* SV 1.00* TS 1.15 WZ 1.03 ! ZC 1.01 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.88 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 0.93 LA 1.04 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 0.97 ! PT 0.96 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.98 HH 1.00* HN 1.08 ! KB 1.00* KP 0.73 LA 1.02 MK 1.02 ! NL 0.92 NY 1.00* ON 1.00* OV 0.99 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.302552Jy sigma=0.002207 ! Fit after self-cal, rms=0.212340Jy sigma=0.001523 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.836 mas, bmaj=6.627 mas, bpa=-17.99 degrees ! Estimated noise=1072.88 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 = -0.00171573 Jy ! Component: 100 - total flux cleaned = -0.00171815 Jy ! Component: 150 - total flux cleaned = -0.00194709 Jy ! Component: 200 - total flux cleaned = -0.00217455 Jy ! Total flux subtracted in 200 components = -0.00217455 Jy ! Clean residual min=-0.011514 max=0.009775 Jy/beam ! Clean residual mean=-0.000499 rms=0.002409 Jy/beam ! Combined flux in latest and established models = 1.54934 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 1.54934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211860Jy sigma=0.001519 ! Fit after self-cal, rms=0.211817Jy sigma=0.001518 ! 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=0.211817Jy sigma=0.001518 ! Fit after self-cal, rms=0.209510Jy sigma=0.001510 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.838 mas, bmaj=6.585 mas, bpa=-17.73 degrees ! Estimated noise=1072.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000411945 Jy ! Component: 100 - total flux cleaned = -0.000578763 Jy ! Component: 150 - total flux cleaned = -0.000575169 Jy ! Component: 200 - total flux cleaned = -0.000720741 Jy ! Total flux subtracted in 200 components = -0.000720741 Jy ! Clean residual min=-0.009697 max=0.006822 Jy/beam ! Clean residual mean=-0.000195 rms=0.002190 Jy/beam ! Combined flux in latest and established models = 1.54862 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 43 components and 1.54862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209173Jy sigma=0.001508 ! Fit after self-cal, rms=0.209140Jy sigma=0.001508 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 = -7.99633e-06 Jy ! Component: 100 - total flux cleaned = -0.000128457 Jy ! Component: 150 - total flux cleaned = -0.000107601 Jy ! Component: 200 - total flux cleaned = -9.27213e-05 Jy ! Total flux subtracted in 200 components = -9.27213e-05 Jy ! Clean residual min=-0.009316 max=0.006825 Jy/beam ! Clean residual mean=-0.000193 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 1.54852 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 1.54852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208951Jy sigma=0.001507 ! Fit after self-cal, rms=0.208957Jy sigma=0.001507 ! 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=0.208957Jy sigma=0.001507 ! Fit after self-cal, rms=0.207555Jy sigma=0.001505 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.847 mas, bmaj=6.57 mas, bpa=-17.93 degrees ! Estimated noise=1072.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.87939e-06 Jy ! Component: 100 - total flux cleaned = -0.000132409 Jy ! Component: 150 - total flux cleaned = -0.000140681 Jy ! Component: 200 - total flux cleaned = -0.000269528 Jy ! Total flux subtracted in 200 components = -0.000269528 Jy ! Clean residual min=-0.009278 max=0.006813 Jy/beam ! Clean residual mean=-0.000136 rms=0.002107 Jy/beam ! Combined flux in latest and established models = 1.54825 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 45 components and 1.54825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207306Jy sigma=0.001504 ! Fit after self-cal, rms=0.207316Jy sigma=0.001504 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 = -0.000111769 Jy ! Component: 100 - total flux cleaned = -0.000118197 Jy ! Component: 150 - total flux cleaned = -0.000112544 Jy ! Component: 200 - total flux cleaned = -0.000107067 Jy ! Total flux subtracted in 200 components = -0.000107067 Jy ! Clean residual min=-0.008970 max=0.006801 Jy/beam ! Clean residual mean=-0.000133 rms=0.002090 Jy/beam ! Combined flux in latest and established models = 1.54815 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 1.54815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207178Jy sigma=0.001503 ! Fit after self-cal, rms=0.207184Jy sigma=0.001503 ! 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=0.207184Jy sigma=0.001503 ! Fit after self-cal, rms=0.206963Jy sigma=0.001503 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=10.06 mas, bmaj=19.14 mas, bpa=1.036 degrees ! Estimated noise=1177.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015031 Jy ! Component: 100 - total flux cleaned = 0.00150427 Jy ! Component: 150 - total flux cleaned = 0.00150386 Jy ! Component: 200 - total flux cleaned = 0.00150315 Jy ! Total flux subtracted in 200 components = 0.00150315 Jy ! Clean residual min=-0.007186 max=0.005158 Jy/beam ! Clean residual mean=-0.000197 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 1.54965 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 49 components and 1.54965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206937Jy sigma=0.001503 ! Fit after self-cal, rms=0.206933Jy sigma=0.001503 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 = 6.28945e-07 Jy ! Component: 100 - total flux cleaned = 1.66062e-06 Jy ! Component: 150 - total flux cleaned = 2.64053e-06 Jy ! Component: 200 - total flux cleaned = 3.47656e-06 Jy ! Total flux subtracted in 200 components = 3.47656e-06 Jy ! Clean residual min=-0.007152 max=0.005183 Jy/beam ! Clean residual mean=-0.000197 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 1.54965 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 49 components and 1.54965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206909Jy sigma=0.001502 ! Fit after self-cal, rms=0.206910Jy sigma=0.001502 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.854 mas, bmaj=6.556 mas, bpa=-18.09 degrees ! Estimated noise=1073.45 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.854 x 6.556 at -18.09 degrees (North through East) ! Clean map min=-0.0084567 max=1.4515 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=0.206910Jy sigma=0.001502 ! Fit after self-cal, rms=0.179570Jy sigma=0.001241 ! Inverting map and beam ! Estimated beam: bmin=3.852 mas, bmaj=6.555 mas, bpa=-18.09 degrees ! Estimated noise=1072.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00221659 Jy ! Component: 100 - total flux cleaned = -0.00233371 Jy ! Component: 150 - total flux cleaned = -0.00244048 Jy ! Component: 200 - total flux cleaned = -0.00244029 Jy ! Total flux subtracted in 200 components = -0.00244029 Jy ! Clean residual min=-0.007082 max=0.005581 Jy/beam ! Clean residual mean=-0.000105 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 1.54721 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 49 components and 1.54721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179350Jy sigma=0.001240 ! Fit after self-cal, rms=0.179361Jy sigma=0.001240 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.68619e-05 Jy ! Component: 100 - total flux cleaned = -0.000189272 Jy ! Component: 150 - total flux cleaned = -0.000189341 Jy ! Component: 200 - total flux cleaned = -0.000272745 Jy ! Total flux subtracted in 200 components = -0.000272745 Jy ! Clean residual min=-0.006806 max=0.005566 Jy/beam ! Clean residual mean=-0.000098 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 1.54694 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 1.54694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179248Jy sigma=0.001239 ! Fit after self-cal, rms=0.179256Jy sigma=0.001239 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179256Jy sigma=0.001239 ! Fit after self-cal, rms=0.178932Jy sigma=0.001239 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=2.556 mas, bmaj=3.374 mas, bpa=-30.15 degrees ! Estimated noise=2176.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0905 Jy ! Component: 100 - total flux cleaned = 1.36327 Jy ! Component: 150 - total flux cleaned = 1.46243 Jy ! Component: 200 - total flux cleaned = 1.50505 Jy ! Total flux subtracted in 200 components = 1.50505 Jy ! Clean residual min=-0.012820 max=0.018796 Jy/beam ! Clean residual mean=0.000037 rms=0.003510 Jy/beam ! Combined flux in latest and established models = 1.50505 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 1.50505 Jy ! Inverting map and beam ! Estimated beam: bmin=3.86 mas, bmaj=6.548 mas, bpa=-18.24 degrees ! Estimated noise=1071.61 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 = 0.0250722 Jy ! Component: 100 - total flux cleaned = 0.0339033 Jy ! Component: 150 - total flux cleaned = 0.0364244 Jy ! Component: 200 - total flux cleaned = 0.0366169 Jy ! Total flux subtracted in 200 components = 0.0366169 Jy ! Clean residual min=-0.005829 max=0.006030 Jy/beam ! Clean residual mean=0.000012 rms=0.001672 Jy/beam ! Combined flux in latest and established models = 1.54167 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 1.54167 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=10.07 mas, bmaj=19.15 mas, bpa=1.043 degrees ! Estimated noise=1174.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000954254 Jy ! Component: 100 - total flux cleaned = 0.000955179 Jy ! Component: 150 - total flux cleaned = 0.00102572 Jy ! Component: 200 - total flux cleaned = 0.00105831 Jy ! Total flux subtracted in 200 components = 0.00105831 Jy ! Clean residual min=-0.004953 max=0.004708 Jy/beam ! Clean residual mean=-0.000018 rms=0.001952 Jy/beam ! Combined flux in latest and established models = 1.54273 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 = 6.09427e-05 Jy ! Component: 100 - total flux cleaned = 8.99034e-05 Jy ! Component: 150 - total flux cleaned = 0.000115604 Jy ! Component: 200 - total flux cleaned = 0.000164002 Jy ! Total flux subtracted in 200 components = 0.000164002 Jy ! Clean residual min=-0.004960 max=0.004530 Jy/beam ! Clean residual mean=-0.000025 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 1.54289 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 1.54289 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.86 mas, bmaj=6.548 mas, bpa=-18.24 degrees ! Estimated noise=1071.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000428984 Jy ! Component: 100 - total flux cleaned = -0.000419021 Jy ! Component: 150 - total flux cleaned = -0.000358491 Jy ! Component: 200 - total flux cleaned = -0.000354292 Jy ! Total flux subtracted in 200 components = -0.000354292 Jy ! Clean residual min=-0.005801 max=0.006034 Jy/beam ! Clean residual mean=-0.000010 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.54254 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 1.54254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178541Jy sigma=0.001238 ! Fit after self-cal, rms=0.178574Jy sigma=0.001238 wmodel J2000-1748_S_2007_12_05_pus_map.mod ! Writing 48 model components to file: J2000-1748_S_2007_12_05_pus_map.mod wobs J2000-1748_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2000-1748_S_2007_12_05_pus_uvs.fits wwins J2000-1748_S_2007_12_05_pus_map.win ! wwins: Wrote 1 windows to J2000-1748_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 = 0.000965444 Jy ! Component: 100 - total flux cleaned = 0.00192642 Jy ! Component: 150 - total flux cleaned = 0.00219268 Jy ! Component: 200 - total flux cleaned = 0.00235927 Jy ! Component: 250 - total flux cleaned = 0.00275692 Jy ! Component: 300 - total flux cleaned = 0.00313402 Jy ! Component: 350 - total flux cleaned = 0.00298801 Jy ! Component: 400 - total flux cleaned = 0.00319998 Jy ! Component: 450 - total flux cleaned = 0.00313097 Jy ! Component: 500 - total flux cleaned = 0.00299757 Jy ! Component: 550 - total flux cleaned = 0.00280522 Jy ! Component: 600 - total flux cleaned = 0.0026811 Jy ! Component: 650 - total flux cleaned = 0.00268131 Jy ! Component: 700 - total flux cleaned = 0.00256065 Jy ! Component: 750 - total flux cleaned = 0.00238518 Jy ! Component: 800 - total flux cleaned = 0.00221398 Jy ! Component: 850 - total flux cleaned = 0.00215724 Jy ! Component: 900 - total flux cleaned = 0.00199204 Jy ! Component: 950 - total flux cleaned = 0.00183079 Jy ! Component: 1000 - total flux cleaned = 0.00156775 Jy ! Component: 1050 - total flux cleaned = 0.00146471 Jy ! Component: 1100 - total flux cleaned = 0.00121094 Jy ! Component: 1150 - total flux cleaned = 0.00106189 Jy ! Component: 1200 - total flux cleaned = 0.000964172 Jy ! Component: 1250 - total flux cleaned = 0.00077103 Jy ! Component: 1300 - total flux cleaned = 0.000581348 Jy ! Component: 1350 - total flux cleaned = 0.000441726 Jy ! Component: 1400 - total flux cleaned = 0.000349425 Jy ! Component: 1450 - total flux cleaned = 0.000258322 Jy ! Component: 1500 - total flux cleaned = 0.000124296 Jy ! Component: 1550 - total flux cleaned = -7.39879e-06 Jy ! Component: 1600 - total flux cleaned = -9.42836e-05 Jy ! Component: 1650 - total flux cleaned = -0.000179996 Jy ! Component: 1700 - total flux cleaned = -0.000306897 Jy ! Component: 1750 - total flux cleaned = -0.000432288 Jy ! Component: 1800 - total flux cleaned = -0.000514848 Jy ! Component: 1850 - total flux cleaned = -0.000637114 Jy ! Component: 1900 - total flux cleaned = -0.00075831 Jy ! Component: 1950 - total flux cleaned = -0.000877757 Jy ! Component: 2000 - total flux cleaned = -0.000995632 Jy ! Total flux subtracted in 2048 components = -0.001112 Jy ! Clean residual min=-0.002348 max=0.002205 Jy/beam ! Clean residual mean=-0.000059 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 1.54142 Jy keep ! Adding 102 model components to the UV plane model. ! The established model now contains 150 components and 1.54142 Jy wmap "J2000-1748_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.86 x 6.548 at -18.24 degrees (North through East) ! Clean map min=-0.0049602 max=1.4575 Jy/beam ! Writing clean map to FITS file: J2000-1748_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 1.45748 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000726213 device "J2000-1748_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2000-1748_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14948 0.14948 0.29896 0.59792 1.19584 2.39168 4.78336 9.56673 19.1335 38.2669 76.5338 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.457 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.86 x 6.548 at -18.24 degrees (North through East) ! Clean map min=-0.0049602 max=1.4575 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2000-1748_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2000-1748_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2000-1748_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 19:40:06 2010