! Started logfile: J1257-3155_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:20:08 2010 obs J1257-3155_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1257-3155_S_2007_12_05_pus_uva.fits ! AN table 1: 20 integrations on 136 of 136 possible baselines. ! AN table 2: 44 integrations on 136 of 136 possible baselines. ! AN table 3: 11 integrations on 136 of 136 possible baselines. ! AN table 4: 35 integrations on 136 of 136 possible baselines. ! AN table 5: 28 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0333546 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1257-3155 ! ! 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 2504 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 255 telescope corrections were flagged in sub-array 1. ! A total of 570 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 595 telescope corrections were flagged in sub-array 4. ! A total of 416 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 570 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 595 telescope corrections were flagged in sub-array 4. ! A total of 416 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 570 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 595 telescope corrections were flagged in sub-array 4. ! A total of 416 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 255 telescope corrections were flagged in sub-array 1. ! A total of 570 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 595 telescope corrections were flagged in sub-array 4. ! A total of 416 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.606613Jy sigma=0.005020 ! Fit after self-cal, rms=0.292265Jy sigma=0.002465 ! 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=2.938 mas, bmaj=14.82 mas, bpa=2.816 degrees ! Estimated noise=2456.58 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.714648 Jy ! Component: 100 - total flux cleaned = 0.931334 Jy ! Total flux subtracted in 100 components = 0.931334 Jy ! Clean residual min=-0.046519 max=0.100237 Jy/beam ! Clean residual mean=0.004608 rms=0.020484 Jy/beam ! Combined flux in latest and established models = 0.931334 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.931334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279622Jy sigma=0.002364 ! Fit after self-cal, rms=0.278716Jy sigma=0.002359 ! 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=3.838 mas, bmaj=18.81 mas, bpa=3.049 degrees ! Estimated noise=1728.77 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 = 0.145182 Jy ! Component: 100 - total flux cleaned = 0.202881 Jy ! Component: 150 - total flux cleaned = 0.223193 Jy ! Component: 200 - total flux cleaned = 0.223958 Jy ! Total flux subtracted in 200 components = 0.223958 Jy ! Clean residual min=-0.038331 max=0.029303 Jy/beam ! Clean residual mean=-0.007729 rms=0.010437 Jy/beam ! Combined flux in latest and established models = 1.15529 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 46 components and 1.15529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200216Jy sigma=0.001725 ! Fit after self-cal, rms=0.198945Jy sigma=0.001718 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.93 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 0.88 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.05 HH 1.00* HN 1.09 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! 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* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 1.03 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.89 ! PT 0.93 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 HH 1.00* HN 1.03 ! KB 1.00* KP 1.00* LA 1.07 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! 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* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.97 MK 1.00* ! NL 1.11 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 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 HH 1.00* HN 1.05 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 1.07 NY 1.00* ON 1.00* OV 1.08 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! 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* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KB 1.00* KP 1.00* LA 0.94 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.94 ! PT 0.86 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 HH 1.00* HN 0.93 ! KB 1.00* KP 1.00* LA 0.99 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.06 ! PT 0.90 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! 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* ! ! A total of 60 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! 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* ! ! ! Fit before self-cal, rms=0.198945Jy sigma=0.001718 ! Fit after self-cal, rms=0.178266Jy sigma=0.001402 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=6.684 mas, bmaj=25.21 mas, bpa=-11.79 degrees ! Estimated noise=2010.52 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 = -0.00275723 Jy ! Component: 100 - total flux cleaned = -0.00150649 Jy ! Component: 150 - total flux cleaned = -0.000773921 Jy ! Component: 200 - total flux cleaned = -0.000770938 Jy ! Total flux subtracted in 200 components = -0.000770938 Jy ! Clean residual min=-0.018886 max=0.024743 Jy/beam ! Clean residual mean=0.000477 rms=0.006187 Jy/beam ! Combined flux in latest and established models = 1.15452 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 1.15452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177133Jy sigma=0.001396 ! Fit after self-cal, rms=0.177031Jy sigma=0.001394 ! 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=0.177031Jy sigma=0.001394 ! Fit after self-cal, rms=0.177895Jy sigma=0.001393 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.714 mas, bmaj=25.16 mas, bpa=-11.69 degrees ! Estimated noise=2015.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00189705 Jy ! Component: 100 - total flux cleaned = -0.000941422 Jy ! Component: 150 - total flux cleaned = -0.000384987 Jy ! Component: 200 - total flux cleaned = -0.000237007 Jy ! Total flux subtracted in 200 components = -0.000237007 Jy ! Clean residual min=-0.017643 max=0.024122 Jy/beam ! Clean residual mean=0.000431 rms=0.005952 Jy/beam ! Combined flux in latest and established models = 1.15428 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 60 components and 1.15428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177239Jy sigma=0.001390 ! Fit after self-cal, rms=0.177088Jy sigma=0.001389 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 = 0.000247915 Jy ! Component: 100 - total flux cleaned = 9.70295e-05 Jy ! Component: 150 - total flux cleaned = 9.94169e-05 Jy ! Component: 200 - total flux cleaned = 9.38469e-05 Jy ! Total flux subtracted in 200 components = 9.38469e-05 Jy ! Clean residual min=-0.016977 max=0.024460 Jy/beam ! Clean residual mean=0.000429 rms=0.005851 Jy/beam ! Combined flux in latest and established models = 1.15438 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 61 components and 1.15438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176850Jy sigma=0.001387 ! Fit after self-cal, rms=0.176761Jy sigma=0.001387 ! Inverting map ! Added new window around map position (10, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210452 Jy ! Component: 100 - total flux cleaned = 0.0246014 Jy ! Component: 150 - total flux cleaned = 0.0238829 Jy ! Component: 200 - total flux cleaned = 0.0232397 Jy ! Total flux subtracted in 200 components = 0.0232397 Jy ! Clean residual min=-0.011584 max=0.010044 Jy/beam ! Clean residual mean=-0.000073 rms=0.003895 Jy/beam ! Combined flux in latest and established models = 1.17762 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 1.17762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173071Jy sigma=0.001361 ! Fit after self-cal, rms=0.172739Jy sigma=0.001359 ! 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=0.172739Jy sigma=0.001359 ! Fit after self-cal, rms=0.170155Jy sigma=0.001345 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.717 mas, bmaj=25.08 mas, bpa=-11.66 degrees ! Estimated noise=2009.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00756602 Jy ! Component: 100 - total flux cleaned = 0.00844537 Jy ! Component: 150 - total flux cleaned = 0.00845997 Jy ! Component: 200 - total flux cleaned = 0.00826317 Jy ! Total flux subtracted in 200 components = 0.00826317 Jy ! Clean residual min=-0.008815 max=0.008892 Jy/beam ! Clean residual mean=-0.000192 rms=0.002950 Jy/beam ! Combined flux in latest and established models = 1.18588 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 118 components and 1.18588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169250Jy sigma=0.001338 ! Fit after self-cal, rms=0.169206Jy sigma=0.001338 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 = 0.000634324 Jy ! Component: 100 - total flux cleaned = 0.000116909 Jy ! Component: 150 - total flux cleaned = 0.000120416 Jy ! Component: 200 - total flux cleaned = 0.000120533 Jy ! Total flux subtracted in 200 components = 0.000120533 Jy ! Clean residual min=-0.008328 max=0.008708 Jy/beam ! Clean residual mean=-0.000209 rms=0.002683 Jy/beam ! Combined flux in latest and established models = 1.186 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 135 components and 1.186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168869Jy sigma=0.001336 ! Fit after self-cal, rms=0.168843Jy sigma=0.001336 ! 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=0.168843Jy sigma=0.001336 ! Fit after self-cal, rms=0.168410Jy sigma=0.001335 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.061 mas, bmaj=28.16 mas, bpa=-8.024 degrees ! Estimated noise=2051.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252305 Jy ! Component: 100 - total flux cleaned = 0.00264729 Jy ! Component: 150 - total flux cleaned = 0.00265394 Jy ! Component: 200 - total flux cleaned = 0.00256096 Jy ! Total flux subtracted in 200 components = 0.00256096 Jy ! Clean residual min=-0.007937 max=0.007040 Jy/beam ! Clean residual mean=-0.000172 rms=0.002330 Jy/beam ! Combined flux in latest and established models = 1.18856 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 163 components and 1.18856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168246Jy sigma=0.001333 ! Fit after self-cal, rms=0.168210Jy sigma=0.001333 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 = 4.24057e-05 Jy ! Component: 100 - total flux cleaned = -0.000116402 Jy ! Component: 150 - total flux cleaned = -0.000115096 Jy ! Component: 200 - total flux cleaned = -0.000112735 Jy ! Total flux subtracted in 200 components = -0.000112735 Jy ! Clean residual min=-0.007848 max=0.006888 Jy/beam ! Clean residual mean=-0.000185 rms=0.002256 Jy/beam ! Combined flux in latest and established models = 1.18845 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 180 components and 1.18845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168135Jy sigma=0.001333 ! Fit after self-cal, rms=0.168128Jy sigma=0.001333 ! 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=6.716 mas, bmaj=25.07 mas, bpa=-11.66 degrees ! Estimated noise=2006.03 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.716 x 25.07 at -11.66 degrees (North through East) ! Clean map min=-0.0091899 max=1.0102 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=0.168128Jy sigma=0.001333 ! Fit after self-cal, rms=0.146093Jy sigma=0.001092 ! Inverting map and beam ! Estimated beam: bmin=6.717 mas, bmaj=25.1 mas, bpa=-11.69 degrees ! Estimated noise=2003.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.92701e-05 Jy ! Component: 100 - total flux cleaned = 0.000189927 Jy ! Component: 150 - total flux cleaned = 0.00037557 Jy ! Component: 200 - total flux cleaned = 0.000542404 Jy ! Total flux subtracted in 200 components = 0.000542404 Jy ! Clean residual min=-0.007183 max=0.007250 Jy/beam ! Clean residual mean=-0.000090 rms=0.002149 Jy/beam ! Combined flux in latest and established models = 1.18899 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 210 components and 1.18899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145935Jy sigma=0.001091 ! Fit after self-cal, rms=0.145939Jy sigma=0.001091 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208203 Jy ! Component: 100 - total flux cleaned = 0.000208034 Jy ! Component: 150 - total flux cleaned = 0.000207933 Jy ! Component: 200 - total flux cleaned = 0.000273083 Jy ! Total flux subtracted in 200 components = 0.000273083 Jy ! Clean residual min=-0.007133 max=0.007105 Jy/beam ! Clean residual mean=-0.000104 rms=0.002095 Jy/beam ! Combined flux in latest and established models = 1.18927 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 233 components and 1.18927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145866Jy sigma=0.001090 ! Fit after self-cal, rms=0.145868Jy sigma=0.001090 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145868Jy sigma=0.001090 ! Fit after self-cal, rms=0.146007Jy sigma=0.001090 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=5.186 mas, bmaj=21.26 mas, bpa=-12.86 degrees ! Estimated noise=2821.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.756777 Jy ! Component: 100 - total flux cleaned = 0.974528 Jy ! Component: 150 - total flux cleaned = 1.06552 Jy ! Component: 200 - total flux cleaned = 1.11076 Jy ! Total flux subtracted in 200 components = 1.11076 Jy ! Clean residual min=-0.018560 max=0.023784 Jy/beam ! Clean residual mean=0.000799 rms=0.007317 Jy/beam ! Combined flux in latest and established models = 1.11076 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.11076 Jy ! Inverting map and beam ! Estimated beam: bmin=6.727 mas, bmaj=25.1 mas, bpa=-11.68 degrees ! Estimated noise=2003.88 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 = 0.0380094 Jy ! Component: 100 - total flux cleaned = 0.0585919 Jy ! Component: 150 - total flux cleaned = 0.0711203 Jy ! Component: 200 - total flux cleaned = 0.0741164 Jy ! Total flux subtracted in 200 components = 0.0741164 Jy ! Clean residual min=-0.010081 max=0.010305 Jy/beam ! Clean residual mean=0.000185 rms=0.003429 Jy/beam ! Combined flux in latest and established models = 1.18488 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 89 components and 1.18488 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=9.069 mas, bmaj=28.2 mas, bpa=-8.066 degrees ! Estimated noise=2048.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145253 Jy ! Component: 100 - total flux cleaned = 0.00306352 Jy ! Component: 150 - total flux cleaned = 0.00370893 Jy ! Component: 200 - total flux cleaned = 0.00425927 Jy ! Total flux subtracted in 200 components = 0.00425927 Jy ! Clean residual min=-0.008441 max=0.007932 Jy/beam ! Clean residual mean=-0.000041 rms=0.002581 Jy/beam ! Combined flux in latest and established models = 1.18914 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 = 0.00015441 Jy ! Component: 100 - total flux cleaned = 0.000157706 Jy ! Component: 150 - total flux cleaned = 0.000290379 Jy ! Component: 200 - total flux cleaned = 0.000291234 Jy ! Total flux subtracted in 200 components = 0.000291234 Jy ! Clean residual min=-0.007978 max=0.007607 Jy/beam ! Clean residual mean=-0.000078 rms=0.002314 Jy/beam ! Combined flux in latest and established models = 1.18943 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 125 components and 1.18943 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=6.727 mas, bmaj=25.1 mas, bpa=-11.68 degrees ! Estimated noise=2003.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.05724e-05 Jy ! Component: 100 - total flux cleaned = 5.41304e-05 Jy ! Component: 150 - total flux cleaned = 0.000186765 Jy ! Component: 200 - total flux cleaned = 0.000309843 Jy ! Total flux subtracted in 200 components = 0.000309843 Jy ! Clean residual min=-0.008140 max=0.008904 Jy/beam ! Clean residual mean=-0.000061 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 1.18974 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 142 components and 1.18974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146221Jy sigma=0.001093 ! Fit after self-cal, rms=0.146104Jy sigma=0.001092 wmodel J1257-3155_S_2007_12_05_pus_map.mod ! Writing 142 model components to file: J1257-3155_S_2007_12_05_pus_map.mod wobs J1257-3155_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1257-3155_S_2007_12_05_pus_uvs.fits wwins J1257-3155_S_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J1257-3155_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 = 0.000510058 Jy ! Component: 100 - total flux cleaned = -0.00110545 Jy ! Component: 150 - total flux cleaned = -0.00271803 Jy ! Component: 200 - total flux cleaned = -0.00397743 Jy ! Component: 250 - total flux cleaned = -0.0045015 Jy ! Component: 300 - total flux cleaned = -0.00506487 Jy ! Component: 350 - total flux cleaned = -0.00574793 Jy ! Component: 400 - total flux cleaned = -0.00589294 Jy ! Component: 450 - total flux cleaned = -0.00603239 Jy ! Component: 500 - total flux cleaned = -0.00603263 Jy ! Component: 550 - total flux cleaned = -0.0059017 Jy ! Component: 600 - total flux cleaned = -0.00583816 Jy ! Component: 650 - total flux cleaned = -0.00571387 Jy ! Component: 700 - total flux cleaned = -0.00535332 Jy ! Component: 750 - total flux cleaned = -0.00511945 Jy ! Component: 800 - total flux cleaned = -0.00472013 Jy ! Component: 850 - total flux cleaned = -0.00438504 Jy ! Component: 900 - total flux cleaned = -0.00400259 Jy ! Component: 950 - total flux cleaned = -0.00368282 Jy ! Component: 1000 - total flux cleaned = -0.00336933 Jy ! Component: 1050 - total flux cleaned = -0.00311373 Jy ! Component: 1100 - total flux cleaned = -0.00281328 Jy ! Component: 1150 - total flux cleaned = -0.00246974 Jy ! Component: 1200 - total flux cleaned = -0.00208515 Jy ! Component: 1250 - total flux cleaned = -0.00184915 Jy ! Component: 1300 - total flux cleaned = -0.00157032 Jy ! Component: 1350 - total flux cleaned = -0.00134149 Jy ! Component: 1400 - total flux cleaned = -0.00120648 Jy ! Component: 1450 - total flux cleaned = -0.00107332 Jy ! Component: 1500 - total flux cleaned = -0.000897641 Jy ! Component: 1550 - total flux cleaned = -0.000854503 Jy ! Component: 1600 - total flux cleaned = -0.000725064 Jy ! Component: 1650 - total flux cleaned = -0.000639539 Jy ! Component: 1700 - total flux cleaned = -0.000554161 Jy ! Component: 1750 - total flux cleaned = -0.000469057 Jy ! Component: 1800 - total flux cleaned = -0.00038436 Jy ! Component: 1850 - total flux cleaned = -0.000216426 Jy ! Component: 1900 - total flux cleaned = -0.00013254 Jy ! Component: 1950 - total flux cleaned = -7.51444e-06 Jy ! Component: 2000 - total flux cleaned = 0.000158119 Jy ! Total flux subtracted in 2048 components = 0.000240303 Jy ! Clean residual min=-0.002270 max=0.002411 Jy/beam ! Clean residual mean=0.000042 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 1.18998 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 298 components and 1.18998 Jy wmap "J1257-3155_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.727 x 25.1 at -11.68 degrees (North through East) ! Clean map min=-0.011692 max=1.0044 Jy/beam ! Writing clean map to FITS file: J1257-3155_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 1.00438 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000901082 device "J1257-3155_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1257-3155_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.269145 0.269145 0.538291 1.07658 2.15316 4.30633 8.61265 17.2253 34.4506 68.9012 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.004 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 6.727 x 25.1 at -11.68 degrees (North through East) ! Clean map min=-0.011692 max=1.0044 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1257-3155_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1257-3155_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1257-3155_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:20:12 2010