! Started logfile: J2258-2758_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:24:50 2010 obs J2258-2758_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2258-2758_S_2007_12_05_pus_uva.fits ! AN table 1: 132 integrations on 136 of 136 possible baselines. ! AN table 2: 23 integrations on 136 of 136 possible baselines. ! AN table 3: 61 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0357435 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2258-2758 ! ! 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 4200 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 1899 telescope corrections were flagged in sub-array 1. ! A total of 283 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1899 telescope corrections were flagged in sub-array 1. ! A total of 283 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1899 telescope corrections were flagged in sub-array 1. ! A total of 283 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1899 telescope corrections were flagged in sub-array 1. ! A total of 283 telescope corrections were flagged in sub-array 2. ! A total of 827 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.737497Jy sigma=0.005346 ! Fit after self-cal, rms=0.427835Jy sigma=0.002641 ! 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=4.444 mas, bmaj=6.215 mas, bpa=-49.88 degrees ! Estimated noise=2650.46 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 = 0.531332 Jy ! Component: 100 - total flux cleaned = 0.705652 Jy ! Total flux subtracted in 100 components = 0.705652 Jy ! Clean residual min=-0.046457 max=0.077447 Jy/beam ! Clean residual mean=0.002612 rms=0.018046 Jy/beam ! Combined flux in latest and established models = 0.705652 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.705652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243950Jy sigma=0.001662 ! Fit after self-cal, rms=0.243006Jy sigma=0.001654 ! 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=3.96 mas, bmaj=6.903 mas, bpa=-76.36 degrees ! Estimated noise=1638.56 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 = 0.0865502 Jy ! Component: 100 - total flux cleaned = 0.123118 Jy ! Component: 150 - total flux cleaned = 0.140262 Jy ! Component: 200 - total flux cleaned = 0.149 Jy ! Total flux subtracted in 200 components = 0.149 Jy ! Clean residual min=-0.019604 max=0.016149 Jy/beam ! Clean residual mean=-0.000245 rms=0.005549 Jy/beam ! Combined flux in latest and established models = 0.854652 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.854652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217777Jy sigma=0.001431 ! Fit after self-cal, rms=0.217433Jy sigma=0.001427 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 345 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.07 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 0.96 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.07 HH 1.00* HN 1.06 ! KB 1.00* KP 1.00* LA 0.97 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.02 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 345 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.95 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.06 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.97 ! PT 1.03 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 HH 1.00* HN 1.12 ! KB 1.00* KP 1.00* LA 1.08 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 1.04 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 345 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.00 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 1.07 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.95 HH 1.00* HN 1.02 ! KB 1.00* KP 1.00* LA 0.95 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.05 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 345 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.98 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.96 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.90 HH 1.00* HN 0.97 ! KB 1.00* KP 1.00* LA 0.97 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 1.09 ! PT 0.89 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.217433Jy sigma=0.001427 ! Fit after self-cal, rms=0.176322Jy sigma=0.001408 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=6.552 mas, bmaj=18.65 mas, bpa=-13.73 degrees ! Estimated noise=1782.06 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 = -0.00211093 Jy ! Component: 100 - total flux cleaned = -0.00139337 Jy ! Component: 150 - total flux cleaned = -0.000652069 Jy ! Component: 200 - total flux cleaned = -5.4045e-05 Jy ! Total flux subtracted in 200 components = -5.4045e-05 Jy ! Clean residual min=-0.009926 max=0.012140 Jy/beam ! Clean residual mean=-0.000056 rms=0.003413 Jy/beam ! Combined flux in latest and established models = 0.854598 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 0.854598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175565Jy sigma=0.001404 ! Fit after self-cal, rms=0.175519Jy sigma=0.001403 ! 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=0.175519Jy sigma=0.001403 ! Fit after self-cal, rms=0.176158Jy sigma=0.001402 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.57 mas, bmaj=18.61 mas, bpa=-13.63 degrees ! Estimated noise=1785.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011855 Jy ! Component: 100 - total flux cleaned = -0.000342434 Jy ! Component: 150 - total flux cleaned = 6.36079e-05 Jy ! Component: 200 - total flux cleaned = 0.000423143 Jy ! Total flux subtracted in 200 components = 0.000423143 Jy ! Clean residual min=-0.008968 max=0.011309 Jy/beam ! Clean residual mean=-0.000065 rms=0.003149 Jy/beam ! Combined flux in latest and established models = 0.855021 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.855021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175800Jy sigma=0.001400 ! Fit after self-cal, rms=0.175732Jy sigma=0.001400 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 = 0.00014203 Jy ! Component: 100 - total flux cleaned = 0.00036138 Jy ! Component: 150 - total flux cleaned = 0.00056242 Jy ! Component: 200 - total flux cleaned = 0.000742922 Jy ! Total flux subtracted in 200 components = 0.000742922 Jy ! Clean residual min=-0.008756 max=0.010750 Jy/beam ! Clean residual mean=-0.000096 rms=0.003027 Jy/beam ! Combined flux in latest and established models = 0.855764 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 0.855764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175563Jy sigma=0.001399 ! Fit after self-cal, rms=0.175527Jy sigma=0.001399 ! 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=0.175527Jy sigma=0.001399 ! Fit after self-cal, rms=0.174190Jy sigma=0.001381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.577 mas, bmaj=18.56 mas, bpa=-13.5 degrees ! Estimated noise=1789.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00067015 Jy ! Component: 100 - total flux cleaned = 0.00114013 Jy ! Component: 150 - total flux cleaned = 0.00123492 Jy ! Component: 200 - total flux cleaned = 0.00149087 Jy ! Total flux subtracted in 200 components = 0.00149087 Jy ! Clean residual min=-0.007970 max=0.011617 Jy/beam ! Clean residual mean=0.000065 rms=0.002922 Jy/beam ! Combined flux in latest and established models = 0.857255 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 50 components and 0.857255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174044Jy sigma=0.001380 ! Fit after self-cal, rms=0.174058Jy sigma=0.001379 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 = 5.776e-05 Jy ! Component: 100 - total flux cleaned = 0.000211991 Jy ! Component: 150 - total flux cleaned = 0.000282013 Jy ! Component: 200 - total flux cleaned = 0.000413425 Jy ! Total flux subtracted in 200 components = 0.000413425 Jy ! Clean residual min=-0.007899 max=0.011307 Jy/beam ! Clean residual mean=0.000048 rms=0.002867 Jy/beam ! Combined flux in latest and established models = 0.857668 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 52 components and 0.857668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173986Jy sigma=0.001379 ! Fit after self-cal, rms=0.173971Jy sigma=0.001379 ! 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=0.173971Jy sigma=0.001379 ! Fit after self-cal, rms=0.174322Jy sigma=0.001378 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.653 mas, bmaj=21.27 mas, bpa=-7.143 degrees ! Estimated noise=1859.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203743 Jy ! Component: 100 - total flux cleaned = 0.00195939 Jy ! Component: 150 - total flux cleaned = 0.00189079 Jy ! Component: 200 - total flux cleaned = 0.00183837 Jy ! Total flux subtracted in 200 components = 0.00183837 Jy ! Clean residual min=-0.006887 max=0.011259 Jy/beam ! Clean residual mean=0.000066 rms=0.002949 Jy/beam ! Combined flux in latest and established models = 0.859506 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.859506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174283Jy sigma=0.001377 ! Fit after self-cal, rms=0.174252Jy sigma=0.001377 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 = -0.000121342 Jy ! Component: 100 - total flux cleaned = -0.000114821 Jy ! Component: 150 - total flux cleaned = -0.00016072 Jy ! Component: 200 - total flux cleaned = -0.00012272 Jy ! Total flux subtracted in 200 components = -0.00012272 Jy ! Clean residual min=-0.006875 max=0.011124 Jy/beam ! Clean residual mean=0.000073 rms=0.002916 Jy/beam ! Combined flux in latest and established models = 0.859384 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 0.859384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174246Jy sigma=0.001377 ! Fit after self-cal, rms=0.174211Jy sigma=0.001377 ! 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=6.58 mas, bmaj=18.52 mas, bpa=-13.42 degrees ! Estimated noise=1789.96 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.58 x 18.52 at -13.42 degrees (North through East) ! Clean map min=-0.0074559 max=0.72894 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=0.174211Jy sigma=0.001377 ! Fit after self-cal, rms=0.163323Jy sigma=0.001165 ! Inverting map and beam ! Estimated beam: bmin=6.565 mas, bmaj=18.48 mas, bpa=-13.42 degrees ! Estimated noise=1788.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000189568 Jy ! Component: 100 - total flux cleaned = 0.000313612 Jy ! Component: 150 - total flux cleaned = 0.000366967 Jy ! Component: 200 - total flux cleaned = 0.000416773 Jy ! Total flux subtracted in 200 components = 0.000416773 Jy ! Clean residual min=-0.006357 max=0.010075 Jy/beam ! Clean residual mean=0.000236 rms=0.002387 Jy/beam ! Combined flux in latest and established models = 0.8598 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.859801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163273Jy sigma=0.001164 ! Fit after self-cal, rms=0.163265Jy sigma=0.001164 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.67348e-05 Jy ! Component: 100 - total flux cleaned = -3.33775e-05 Jy ! Component: 150 - total flux cleaned = 4.72438e-05 Jy ! Component: 200 - total flux cleaned = 8.27387e-05 Jy ! Total flux subtracted in 200 components = 8.27387e-05 Jy ! Clean residual min=-0.006338 max=0.009977 Jy/beam ! Clean residual mean=0.000232 rms=0.002366 Jy/beam ! Combined flux in latest and established models = 0.859883 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 66 components and 0.859883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163239Jy sigma=0.001164 ! Fit after self-cal, rms=0.163231Jy sigma=0.001164 ! Inverting map ! Added new window around map position (-59, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00828803 Jy ! Component: 100 - total flux cleaned = 0.010333 Jy ! Component: 150 - total flux cleaned = 0.010333 Jy ! Component: 200 - total flux cleaned = 0.010691 Jy ! Total flux subtracted in 200 components = 0.010691 Jy ! Clean residual min=-0.004982 max=0.007494 Jy/beam ! Clean residual mean=0.000277 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 0.870574 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.870574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162785Jy sigma=0.001160 ! Fit after self-cal, rms=0.162719Jy sigma=0.001160 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162719Jy sigma=0.001160 ! Fit after self-cal, rms=0.162887Jy sigma=0.001159 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=5.05 mas, bmaj=14.94 mas, bpa=-13.63 degrees ! Estimated noise=2832.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.547897 Jy ! Component: 100 - total flux cleaned = 0.723469 Jy ! Component: 150 - total flux cleaned = 0.793741 Jy ! Component: 200 - total flux cleaned = 0.828272 Jy ! Total flux subtracted in 200 components = 0.828272 Jy ! Clean residual min=-0.018695 max=0.020108 Jy/beam ! Clean residual mean=0.000689 rms=0.005354 Jy/beam ! Combined flux in latest and established models = 0.828272 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.828272 Jy ! Inverting map and beam ! Estimated beam: bmin=6.571 mas, bmaj=18.45 mas, bpa=-13.35 degrees ! Estimated noise=1788.59 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) ! Added new window around map position (-2.5, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210481 Jy ! Component: 100 - total flux cleaned = 0.0328253 Jy ! Component: 150 - total flux cleaned = 0.0399302 Jy ! Component: 200 - total flux cleaned = 0.0439569 Jy ! Total flux subtracted in 200 components = 0.0439569 Jy ! Clean residual min=-0.005146 max=0.006593 Jy/beam ! Clean residual mean=0.000269 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.872229 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 63 components and 0.872229 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=9.641 mas, bmaj=21.21 mas, bpa=-7.009 degrees ! Estimated noise=1860.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293027 Jy ! Component: 100 - total flux cleaned = 0.00361824 Jy ! Component: 150 - total flux cleaned = 0.00379509 Jy ! Component: 200 - total flux cleaned = 0.00394993 Jy ! Total flux subtracted in 200 components = 0.00394993 Jy ! Clean residual min=-0.003817 max=0.005828 Jy/beam ! Clean residual mean=0.000254 rms=0.001644 Jy/beam ! Combined flux in latest and established models = 0.876179 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 = 6.97662e-05 Jy ! Component: 100 - total flux cleaned = 6.88378e-05 Jy ! Component: 150 - total flux cleaned = 0.000137002 Jy ! Component: 200 - total flux cleaned = 0.000201142 Jy ! Total flux subtracted in 200 components = 0.000201142 Jy ! Clean residual min=-0.003575 max=0.005696 Jy/beam ! Clean residual mean=0.000264 rms=0.001592 Jy/beam ! Combined flux in latest and established models = 0.87638 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 152 components and 0.87638 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=6.571 mas, bmaj=18.45 mas, bpa=-13.35 degrees ! Estimated noise=1788.59 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000508292 Jy ! Component: 100 - total flux cleaned = -0.000248527 Jy ! Component: 150 - total flux cleaned = -8.33975e-06 Jy ! Component: 200 - total flux cleaned = 0.000140917 Jy ! Total flux subtracted in 200 components = 0.000140917 Jy ! Clean residual min=-0.003961 max=0.005590 Jy/beam ! Clean residual mean=0.000182 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 0.87652 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 179 components and 0.876521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162378Jy sigma=0.001157 ! Fit after self-cal, rms=0.162353Jy sigma=0.001156 wmodel J2258-2758_S_2007_12_05_pus_map.mod ! Writing 179 model components to file: J2258-2758_S_2007_12_05_pus_map.mod wobs J2258-2758_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2258-2758_S_2007_12_05_pus_uvs.fits wwins J2258-2758_S_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J2258-2758_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 = 0.00159161 Jy ! Component: 100 - total flux cleaned = 0.00238887 Jy ! Component: 150 - total flux cleaned = 0.00304914 Jy ! Component: 200 - total flux cleaned = 0.00366268 Jy ! Component: 250 - total flux cleaned = 0.00430262 Jy ! Component: 300 - total flux cleaned = 0.00478544 Jy ! Component: 350 - total flux cleaned = 0.00518699 Jy ! Component: 400 - total flux cleaned = 0.00562289 Jy ! Component: 450 - total flux cleaned = 0.00635987 Jy ! Component: 500 - total flux cleaned = 0.00702084 Jy ! Component: 550 - total flux cleaned = 0.00741585 Jy ! Component: 600 - total flux cleaned = 0.00799057 Jy ! Component: 650 - total flux cleaned = 0.00836272 Jy ! Component: 700 - total flux cleaned = 0.00867965 Jy ! Component: 750 - total flux cleaned = 0.00885633 Jy ! Component: 800 - total flux cleaned = 0.00911575 Jy ! Component: 850 - total flux cleaned = 0.00937034 Jy ! Component: 900 - total flux cleaned = 0.00966148 Jy ! Component: 950 - total flux cleaned = 0.00994723 Jy ! Component: 1000 - total flux cleaned = 0.010187 Jy ! Component: 1050 - total flux cleaned = 0.0103436 Jy ! Component: 1100 - total flux cleaned = 0.0106135 Jy ! Component: 1150 - total flux cleaned = 0.0108027 Jy ! Component: 1200 - total flux cleaned = 0.0110257 Jy ! Component: 1250 - total flux cleaned = 0.0112085 Jy ! Component: 1300 - total flux cleaned = 0.0113529 Jy ! Component: 1350 - total flux cleaned = 0.0115657 Jy ! Component: 1400 - total flux cleaned = 0.0118093 Jy ! Component: 1450 - total flux cleaned = 0.0119123 Jy ! Component: 1500 - total flux cleaned = 0.0121824 Jy ! Component: 1550 - total flux cleaned = 0.0123819 Jy ! Component: 1600 - total flux cleaned = 0.0126776 Jy ! Component: 1650 - total flux cleaned = 0.0130012 Jy ! Component: 1700 - total flux cleaned = 0.0131928 Jy ! Component: 1750 - total flux cleaned = 0.0134135 Jy ! Component: 1800 - total flux cleaned = 0.0136935 Jy ! Component: 1850 - total flux cleaned = 0.0139083 Jy ! Component: 1900 - total flux cleaned = 0.0140905 Jy ! Component: 1950 - total flux cleaned = 0.0143309 Jy ! Component: 2000 - total flux cleaned = 0.0145384 Jy ! Total flux subtracted in 2048 components = 0.0147727 Jy ! Clean residual min=-0.001864 max=0.001792 Jy/beam ! Clean residual mean=0.000083 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.891293 Jy keep ! Adding 109 model components to the UV plane model. ! The established model now contains 287 components and 0.891293 Jy wmap "J2258-2758_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.571 x 18.45 at -13.35 degrees (North through East) ! Clean map min=-0.0038209 max=0.73039 Jy/beam ! Writing clean map to FITS file: J2258-2758_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 0.730388 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000644143 device "J2258-2758_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2258-2758_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.264576 0.264576 0.529152 1.0583 2.11661 4.23321 8.46643 16.9329 33.8657 67.7314 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.73 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.571 x 18.45 at -13.35 degrees (North through East) ! Clean map min=-0.0038209 max=0.73039 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2258-2758_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2258-2758_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2258-2758_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:24:54 2010