! Started logfile: J0457-2324_S_2000_12_04_pus_uvs.log on Wed Oct 17 16:57:19 2007 obs J0457-2324_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_2000_12_04_pus_uva.fits ! AN table 1: 12 integrations on 190 of 190 possible baselines. ! AN table 2: 102 integrations on 190 of 190 possible baselines. ! AN table 3: 10 integrations on 190 of 190 possible baselines. ! AN table 4: 10 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.101767 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2169 lines of history. ! ! Reading 10364 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0457-2324_S_2000_12_04_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 1355 telescope corrections were flagged in sub-array 2. ! A total of 173 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 1355 telescope corrections were flagged in sub-array 2. ! A total of 176 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 1355 telescope corrections were flagged in sub-array 2. ! A total of 176 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 240 telescope corrections were flagged in sub-array 1. ! A total of 1355 telescope corrections were flagged in sub-array 2. ! A total of 176 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.964204Jy sigma=0.007750 ! Fit after self-cal, rms=0.342185Jy sigma=0.002716 ! 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=2.378 mas, bmaj=6.46 mas, bpa=-1.944 degrees ! Estimated noise=1163.74 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 = 0.851884 Jy ! Component: 100 - total flux cleaned = 1.04479 Jy ! Total flux subtracted in 100 components = 1.04479 Jy ! Clean residual min=-0.029149 max=0.070902 Jy/beam ! Clean residual mean=0.000232 rms=0.008862 Jy/beam ! Combined flux in latest and established models = 1.04479 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 1.04479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325865Jy sigma=0.002570 ! Fit after self-cal, rms=0.325874Jy sigma=0.002570 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0828766 Jy ! Component: 100 - total flux cleaned = 0.133479 Jy ! Total flux subtracted in 100 components = 0.133479 Jy ! Clean residual min=-0.024345 max=0.029990 Jy/beam ! Clean residual mean=-0.000067 rms=0.006002 Jy/beam ! Combined flux in latest and established models = 1.17827 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 1.17827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294351Jy sigma=0.002282 ! Fit after self-cal, rms=0.294325Jy sigma=0.002282 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.737 mas, bmaj=8.017 mas, bpa=-5.687 degrees ! Estimated noise=864.606 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 = 0.0465139 Jy ! Component: 100 - total flux cleaned = 0.0693358 Jy ! Component: 150 - total flux cleaned = 0.0812108 Jy ! Component: 200 - total flux cleaned = 0.0875954 Jy ! Total flux subtracted in 200 components = 0.0875954 Jy ! Clean residual min=-0.020728 max=0.017570 Jy/beam ! Clean residual mean=-0.001344 rms=0.004894 Jy/beam ! Combined flux in latest and established models = 1.26587 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 55 components and 1.26587 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287840Jy sigma=0.002221 ! Fit after self-cal, rms=0.287796Jy sigma=0.002221 ! 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 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 GC 1.00* GG 1.00* ! HH 1.00* HN 1.09 KK 1.00 KP 0.96 ! LA 1.04 MA 1.00* MC 1.00* MK 0.99 ! NL 0.98 NY 1.00* OV 0.98 PT 1.02 ! SC 1.04 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 GC 1.00* GG 1.00* ! HH 1.00* HN 1.08 KK 1.05 KP 0.87 ! LA 1.01 MA 1.00* MC 1.00* MK 1.00 ! NL 0.95 NY 1.00* OV 0.95 PT 1.02 ! SC 1.00 TS 1.00* WF 1.04 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.06 GC 1.00* GG 1.00* ! HH 1.00* HN 0.88 KK 1.03 KP 0.95 ! LA 0.99 MA 1.00* MC 1.00* MK 0.98 ! NL 1.05 NY 1.00* OV 0.99 PT 1.04 ! SC 0.94 TS 1.00* WF 1.03 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.08 KK 1.06 KP 0.91 ! LA 1.02 MA 1.00* MC 1.00* MK 1.00 ! NL 1.01 NY 1.00* OV 1.00 PT 1.03 ! SC 1.08 TS 1.00* WF 1.06 WZ 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.287796Jy sigma=0.002221 ! Fit after self-cal, rms=0.275148Jy sigma=0.002100 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.731 mas, bmaj=8.082 mas, bpa=-6.111 degrees ! Estimated noise=886.565 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 = -0.000623919 Jy ! Component: 100 - total flux cleaned = -0.000642742 Jy ! Component: 150 - total flux cleaned = -0.000862978 Jy ! Component: 200 - total flux cleaned = -0.00095732 Jy ! Total flux subtracted in 200 components = -0.00095732 Jy ! Clean residual min=-0.014513 max=0.014455 Jy/beam ! Clean residual mean=-0.000093 rms=0.003862 Jy/beam ! Combined flux in latest and established models = 1.26491 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 1.26491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275015Jy sigma=0.002099 ! Fit after self-cal, rms=0.275074Jy sigma=0.002098 ! 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=0.275074Jy sigma=0.002098 ! Fit after self-cal, rms=0.258261Jy sigma=0.001872 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.736 mas, bmaj=8.113 mas, bpa=-6.081 degrees ! Estimated noise=888.232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00186587 Jy ! Component: 100 - total flux cleaned = -0.00186699 Jy ! Component: 150 - total flux cleaned = -0.00186159 Jy ! Component: 200 - total flux cleaned = -0.0016687 Jy ! Total flux subtracted in 200 components = -0.0016687 Jy ! Clean residual min=-0.006485 max=0.008894 Jy/beam ! Clean residual mean=0.000034 rms=0.001838 Jy/beam ! Combined flux in latest and established models = 1.26324 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 73 components and 1.26324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258131Jy sigma=0.001871 ! Fit after self-cal, rms=0.258287Jy sigma=0.001871 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660358 Jy ! Component: 100 - total flux cleaned = 0.0068018 Jy ! Component: 150 - total flux cleaned = 0.00635439 Jy ! Component: 200 - total flux cleaned = 0.00585328 Jy ! Total flux subtracted in 200 components = 0.00585328 Jy ! Clean residual min=-0.005952 max=0.007076 Jy/beam ! Clean residual mean=-0.000042 rms=0.001694 Jy/beam ! Combined flux in latest and established models = 1.26909 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 1.26909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257988Jy sigma=0.001868 ! Fit after self-cal, rms=0.257962Jy sigma=0.001868 ! 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=0.257962Jy sigma=0.001868 ! Fit after self-cal, rms=0.259624Jy sigma=0.001857 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.739 mas, bmaj=8.121 mas, bpa=-6.038 degrees ! Estimated noise=887.947 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102168 Jy ! Component: 100 - total flux cleaned = -0.000761308 Jy ! Component: 150 - total flux cleaned = -0.000541288 Jy ! Component: 200 - total flux cleaned = -0.000454824 Jy ! Total flux subtracted in 200 components = -0.000454824 Jy ! Clean residual min=-0.005230 max=0.006917 Jy/beam ! Clean residual mean=0.000024 rms=0.001472 Jy/beam ! Combined flux in latest and established models = 1.26864 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 1.26864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259499Jy sigma=0.001856 ! Fit after self-cal, rms=0.259518Jy sigma=0.001856 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-32.5, -60.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00497411 Jy ! Component: 100 - total flux cleaned = 0.00554717 Jy ! Component: 150 - total flux cleaned = 0.00601257 Jy ! Component: 200 - total flux cleaned = 0.00609426 Jy ! Total flux subtracted in 200 components = 0.00609426 Jy ! Clean residual min=-0.005164 max=0.006197 Jy/beam ! Clean residual mean=-0.000026 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 1.27473 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 118 components and 1.27473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259351Jy sigma=0.001855 ! Fit after self-cal, rms=0.259335Jy sigma=0.001855 ! Inverting map ! Added new window around map position (48, -63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00516083 Jy ! Component: 100 - total flux cleaned = 0.00576981 Jy ! Component: 150 - total flux cleaned = 0.00615248 Jy ! Component: 200 - total flux cleaned = 0.00614911 Jy ! Total flux subtracted in 200 components = 0.00614911 Jy ! Clean residual min=-0.005003 max=0.005748 Jy/beam ! Clean residual mean=-0.000080 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 1.28088 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 139 components and 1.28088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259190Jy sigma=0.001854 ! Fit after self-cal, rms=0.259188Jy sigma=0.001854 ! 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=0.259188Jy sigma=0.001854 ! Fit after self-cal, rms=0.258696Jy sigma=0.001853 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.584 mas, bmaj=17.42 mas, bpa=-1.335 degrees ! Estimated noise=1187.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133724 Jy ! Component: 100 - total flux cleaned = -0.000487084 Jy ! Component: 150 - total flux cleaned = -0.00011095 Jy ! Component: 200 - total flux cleaned = 1.31862e-05 Jy ! Total flux subtracted in 200 components = 1.31862e-05 Jy ! Clean residual min=-0.004665 max=0.005046 Jy/beam ! Clean residual mean=-0.000181 rms=0.001576 Jy/beam ! Combined flux in latest and established models = 1.2809 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 150 components and 1.2809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258670Jy sigma=0.001853 ! Fit after self-cal, rms=0.258660Jy sigma=0.001853 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 = 0.000410562 Jy ! Component: 100 - total flux cleaned = 0.000518806 Jy ! Component: 150 - total flux cleaned = 0.000469067 Jy ! Component: 200 - total flux cleaned = 0.000516685 Jy ! Total flux subtracted in 200 components = 0.000516685 Jy ! Clean residual min=-0.004742 max=0.004875 Jy/beam ! Clean residual mean=-0.000194 rms=0.001571 Jy/beam ! Combined flux in latest and established models = 1.28141 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 162 components and 1.28141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258648Jy sigma=0.001853 ! Fit after self-cal, rms=0.258646Jy sigma=0.001853 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.743 mas, bmaj=8.125 mas, bpa=-6.002 degrees ! Estimated noise=887.216 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.743 x 8.125 at -6.002 degrees (North through East) ! Clean map min=-0.0046274 max=1.1259 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=0.258646Jy sigma=0.001853 ! Fit after self-cal, rms=0.249522Jy sigma=0.001645 ! Inverting map and beam ! Estimated beam: bmin=2.745 mas, bmaj=8.133 mas, bpa=-6.009 degrees ! Estimated noise=886.582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0020943 Jy ! Component: 100 - total flux cleaned = -0.00266517 Jy ! Component: 150 - total flux cleaned = -0.00299357 Jy ! Component: 200 - total flux cleaned = -0.00320962 Jy ! Total flux subtracted in 200 components = -0.00320962 Jy ! Clean residual min=-0.004686 max=0.006054 Jy/beam ! Clean residual mean=-0.000084 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 1.2782 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 177 components and 1.2782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249427Jy sigma=0.001645 ! Fit after self-cal, rms=0.249425Jy sigma=0.001645 ! Inverting map ! Added new window around map position (-63.5, 48.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00420255 Jy ! Component: 100 - total flux cleaned = 0.00466492 Jy ! Component: 150 - total flux cleaned = 0.00449329 Jy ! Component: 200 - total flux cleaned = 0.00449015 Jy ! Total flux subtracted in 200 components = 0.00449015 Jy ! Clean residual min=-0.005257 max=0.004396 Jy/beam ! Clean residual mean=-0.000112 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.28269 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 194 components and 1.28269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249291Jy sigma=0.001644 ! Fit after self-cal, rms=0.249292Jy sigma=0.001644 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249292Jy sigma=0.001644 ! Fit after self-cal, rms=0.249020Jy sigma=0.001644 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=2.428 mas, bmaj=6.845 mas, bpa=-3.883 degrees ! Estimated noise=1153.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.865587 Jy ! Component: 100 - total flux cleaned = 1.05737 Jy ! Component: 150 - total flux cleaned = 1.13055 Jy ! Component: 200 - total flux cleaned = 1.17374 Jy ! Total flux subtracted in 200 components = 1.17374 Jy ! Clean residual min=-0.010255 max=0.022282 Jy/beam ! Clean residual mean=0.000164 rms=0.003145 Jy/beam ! Combined flux in latest and established models = 1.17374 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 1.17374 Jy ! Inverting map and beam ! Estimated beam: bmin=2.748 mas, bmaj=8.139 mas, bpa=-6.002 degrees ! Estimated noise=885.904 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 = 0.0388601 Jy ! Component: 100 - total flux cleaned = 0.060299 Jy ! Component: 150 - total flux cleaned = 0.0731377 Jy ! Component: 200 - total flux cleaned = 0.0820267 Jy ! Total flux subtracted in 200 components = 0.0820267 Jy ! Clean residual min=-0.005383 max=0.005555 Jy/beam ! Clean residual mean=0.000159 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 1.25577 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 62 components and 1.25577 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=7.592 mas, bmaj=17.44 mas, bpa=-1.328 degrees ! Estimated noise=1181.82 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00913552 Jy ! Component: 100 - total flux cleaned = 0.0147527 Jy ! Component: 150 - total flux cleaned = 0.018886 Jy ! Component: 200 - total flux cleaned = 0.0213504 Jy ! Total flux subtracted in 200 components = 0.0213504 Jy ! Clean residual min=-0.004326 max=0.004397 Jy/beam ! Clean residual mean=-0.000140 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 1.27712 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 = 0.00138602 Jy ! Component: 100 - total flux cleaned = 0.00265064 Jy ! Component: 150 - total flux cleaned = 0.00327535 Jy ! Component: 200 - total flux cleaned = 0.00382995 Jy ! Total flux subtracted in 200 components = 0.00382995 Jy ! Clean residual min=-0.004268 max=0.004140 Jy/beam ! Clean residual mean=-0.000227 rms=0.001358 Jy/beam ! Combined flux in latest and established models = 1.28095 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 112 components and 1.28095 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.748 mas, bmaj=8.139 mas, bpa=-6.002 degrees ! Estimated noise=885.904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234362 Jy ! Component: 100 - total flux cleaned = 0.00300283 Jy ! Component: 150 - total flux cleaned = 0.00300052 Jy ! Component: 200 - total flux cleaned = 0.00267772 Jy ! Total flux subtracted in 200 components = 0.00267772 Jy ! Clean residual min=-0.004854 max=0.004736 Jy/beam ! Clean residual mean=-0.000121 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 1.28362 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 136 components and 1.28362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249155Jy sigma=0.001646 ! Fit after self-cal, rms=0.249152Jy sigma=0.001645 wmodel J0457-2324_S_2000_12_04_pus_map.mod ! Writing 136 model components to file: J0457-2324_S_2000_12_04_pus_map.mod wobs J0457-2324_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_2000_12_04_pus_uvs.fits wwins J0457-2324_S_2000_12_04_pus_map.win ! wwins: Wrote 5 windows to J0457-2324_S_2000_12_04_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 = -0.0012625 Jy ! Component: 100 - total flux cleaned = -0.00174865 Jy ! Component: 150 - total flux cleaned = -0.00189863 Jy ! Component: 200 - total flux cleaned = -0.00204261 Jy ! Component: 250 - total flux cleaned = -0.00218052 Jy ! Component: 300 - total flux cleaned = -0.00244708 Jy ! Component: 350 - total flux cleaned = -0.00277155 Jy ! Component: 400 - total flux cleaned = -0.00302381 Jy ! Component: 450 - total flux cleaned = -0.00320918 Jy ! Component: 500 - total flux cleaned = -0.00345063 Jy ! Component: 550 - total flux cleaned = -0.00356921 Jy ! Component: 600 - total flux cleaned = -0.00374434 Jy ! Component: 650 - total flux cleaned = -0.00391548 Jy ! Component: 700 - total flux cleaned = -0.0040838 Jy ! Component: 750 - total flux cleaned = -0.00435777 Jy ! Component: 800 - total flux cleaned = -0.00446494 Jy ! Component: 850 - total flux cleaned = -0.00467769 Jy ! Component: 900 - total flux cleaned = -0.00488742 Jy ! Component: 950 - total flux cleaned = -0.00509311 Jy ! Component: 1000 - total flux cleaned = -0.00529517 Jy ! Component: 1050 - total flux cleaned = -0.0053448 Jy ! Component: 1100 - total flux cleaned = -0.00534552 Jy ! Component: 1150 - total flux cleaned = -0.00544229 Jy ! Component: 1200 - total flux cleaned = -0.00534674 Jy ! Component: 1250 - total flux cleaned = -0.0053941 Jy ! Component: 1300 - total flux cleaned = -0.00534735 Jy ! Component: 1350 - total flux cleaned = -0.0053016 Jy ! Component: 1400 - total flux cleaned = -0.0053927 Jy ! Component: 1450 - total flux cleaned = -0.00530239 Jy ! Component: 1500 - total flux cleaned = -0.00525798 Jy ! Component: 1550 - total flux cleaned = -0.00530187 Jy ! Component: 1600 - total flux cleaned = -0.00521426 Jy ! Component: 1650 - total flux cleaned = -0.00504187 Jy ! Component: 1700 - total flux cleaned = -0.00500002 Jy ! Component: 1750 - total flux cleaned = -0.00500033 Jy ! Component: 1800 - total flux cleaned = -0.00495853 Jy ! Component: 1850 - total flux cleaned = -0.00499941 Jy ! Component: 1900 - total flux cleaned = -0.0049174 Jy ! Component: 1950 - total flux cleaned = -0.00491748 Jy ! Component: 2000 - total flux cleaned = -0.00487747 Jy ! Total flux subtracted in 2048 components = -0.00495675 Jy ! Clean residual min=-0.002351 max=0.003015 Jy/beam ! Clean residual mean=-0.000034 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 1.27867 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 279 components and 1.27867 Jy ![Exited script file: muppet] wmap "J0457-2324_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.748 x 8.139 at -6.002 degrees (North through East) ! Clean map min=-0.0040655 max=1.1272 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.12717 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000836985 device "J0457-2324_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222767 0.222767 0.445533 0.891067 1.78213 3.56427 7.12853 14.2571 28.5141 57.0283 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.127 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.748 x 8.139 at -6.002 degrees (North through East) ! Clean map min=-0.0040655 max=1.1272 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_2000_12_04_pus_uvs.log closed on Wed Oct 17 16:57:28 2007