! Started logfile: J0922-3959_S_2003_07_09_pus_uvs.log on Sun Apr 7 21:47:10 2013 obs J0922-3959_S_2003_07_09_pus_uva.fits ! Reading UV FITS file: J0922-3959_S_2003_07_09_pus_uva.fits ! AN table 1: 160 integrations on 171 of 171 possible baselines. ! AN table 2: 138 integrations on 171 of 171 possible baselines. ! AN table 3: 101 integrations on 171 of 171 possible baselines. ! AN table 4: 34 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0535365 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0922-3959 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1520 lines of history. ! ! Reading 15856 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 J0922-3959_S_2003_07_09_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 3040 telescope corrections were flagged in sub-array 1. ! A total of 2029 telescope corrections were flagged in sub-array 2. ! A total of 1254 telescope corrections were flagged in sub-array 3. ! A total of 646 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 3040 telescope corrections were flagged in sub-array 1. ! A total of 2031 telescope corrections were flagged in sub-array 2. ! A total of 1254 telescope corrections were flagged in sub-array 3. ! A total of 646 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 3040 telescope corrections were flagged in sub-array 1. ! A total of 2033 telescope corrections were flagged in sub-array 2. ! A total of 1254 telescope corrections were flagged in sub-array 3. ! A total of 646 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 3040 telescope corrections were flagged in sub-array 1. ! A total of 2031 telescope corrections were flagged in sub-array 2. ! A total of 1255 telescope corrections were flagged in sub-array 3. ! A total of 646 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.770590Jy sigma=0.003337 ! Fit after self-cal, rms=0.548326Jy sigma=0.002376 ! 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=2.474 mas, bmaj=3.692 mas, bpa=12.25 degrees ! Estimated noise=3016.6 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 = 0.66192 Jy ! Component: 100 - total flux cleaned = 0.872077 Jy ! Total flux subtracted in 100 components = 0.872077 Jy ! Clean residual min=-0.052927 max=0.106790 Jy/beam ! Clean residual mean=0.001893 rms=0.020643 Jy/beam ! Combined flux in latest and established models = 0.872077 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.872077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.501680Jy sigma=0.002528 ! Fit after self-cal, rms=0.501804Jy sigma=0.002528 ! 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=3.128 mas, bmaj=5.73 mas, bpa=2.171 degrees ! Estimated noise=995.53 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 = 0.188319 Jy ! Component: 100 - total flux cleaned = 0.269784 Jy ! Component: 150 - total flux cleaned = 0.306117 Jy ! Component: 200 - total flux cleaned = 0.322417 Jy ! Total flux subtracted in 200 components = 0.322417 Jy ! Clean residual min=-0.037338 max=0.048223 Jy/beam ! Clean residual mean=0.000539 rms=0.013088 Jy/beam ! Combined flux in latest and established models = 1.19449 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 1.19449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.452892Jy sigma=0.001915 ! Fit after self-cal, rms=0.452607Jy sigma=0.001914 ! 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* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.17 GC 1.00* GG 1.00* ! HN 1.00* KP 0.87 LA 1.12 MA 1.00* ! MK 0.95 NL 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 0.99 SC 1.00* TC 0.97 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.11 GC 1.00* GG 1.00* ! HN 1.00* KP 0.90 LA 1.13 MA 1.00* ! MK 1.08 NL 1.25 NY 1.00* ON 1.00* ! OV 1.02 PT 1.02 SC 0.97 TC 0.81 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.10 GC 1.00* GG 1.00* ! HN 1.00* KP 0.98 LA 1.05 MA 1.00* ! MK 1.03 NL 1.00* NY 1.00* ON 1.00* ! OV 1.07 PT 1.00 SC 1.00* TC 1.13 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* GG 1.00* ! HN 1.00* KP 0.97 LA 1.09 MA 1.00* ! MK 1.12 NL 1.34 NY 1.00* ON 1.00* ! OV 1.08 PT 1.01 SC 1.02 TC 0.77 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 0.89 MA 1.00* ! MK 0.95 NL 1.00* NY 1.00* ON 1.00* ! OV 1.01 PT 1.03 SC 1.00* TC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* GG 1.00* ! HN 1.00* KP 0.96 LA 0.91 MA 1.00* ! MK 1.02 NL 1.35 NY 1.00* ON 1.00* ! OV 1.00 PT 1.03 SC 1.10 TC 0.72 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 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* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.94 GC 1.00* GG 1.00* ! HN 1.00* KP 0.95 LA 0.72 MA 1.00* ! MK 0.90 NL 1.00* NY 1.00* ON 1.00* ! OV 0.84 PT 0.99 SC 1.00* TC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.86 GC 1.00* GG 1.00* ! HN 1.00* KP 0.97 LA 0.73 MA 1.00* ! MK 0.96 NL 1.25 NY 1.00* ON 1.00* ! OV 1.11 PT 1.02 SC 1.09 TC 0.65 ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.452607Jy sigma=0.001914 ! Fit after self-cal, rms=0.414938Jy sigma=0.001442 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.162 mas, bmaj=5.738 mas, bpa=2.752 degrees ! Estimated noise=1001.45 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 (-7, -43.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127668 Jy ! Component: 100 - total flux cleaned = 0.0132538 Jy ! Component: 150 - total flux cleaned = 0.013608 Jy ! Component: 200 - total flux cleaned = 0.0130738 Jy ! Total flux subtracted in 200 components = 0.0130738 Jy ! Clean residual min=-0.008119 max=0.009162 Jy/beam ! Clean residual mean=0.000118 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 1.20757 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 1.20757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414324Jy sigma=0.001437 ! Fit after self-cal, rms=0.415061Jy sigma=0.001436 ! 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=0.415061Jy sigma=0.001436 ! Fit after self-cal, rms=0.412923Jy sigma=0.001435 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.157 mas, bmaj=5.727 mas, bpa=2.786 degrees ! Estimated noise=999.289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504387 Jy ! Component: 100 - total flux cleaned = 0.00528982 Jy ! Component: 150 - total flux cleaned = 0.00498588 Jy ! Component: 200 - total flux cleaned = 0.00489074 Jy ! Total flux subtracted in 200 components = 0.00489074 Jy ! Clean residual min=-0.007892 max=0.008297 Jy/beam ! Clean residual mean=0.000071 rms=0.001974 Jy/beam ! Combined flux in latest and established models = 1.21246 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 1.21246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412717Jy sigma=0.001435 ! Fit after self-cal, rms=0.412691Jy sigma=0.001435 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 = 0.00154951 Jy ! Component: 100 - total flux cleaned = 0.00146409 Jy ! Component: 150 - total flux cleaned = 0.00137422 Jy ! Component: 200 - total flux cleaned = 0.00128445 Jy ! Total flux subtracted in 200 components = 0.00128445 Jy ! Clean residual min=-0.008126 max=0.008066 Jy/beam ! Clean residual mean=0.000059 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 1.21374 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 1.21374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412562Jy sigma=0.001434 ! Fit after self-cal, rms=0.412545Jy sigma=0.001434 ! 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=0.412545Jy sigma=0.001434 ! Fit after self-cal, rms=0.412085Jy sigma=0.001434 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.156 mas, bmaj=5.725 mas, bpa=2.801 degrees ! Estimated noise=998.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176676 Jy ! Component: 100 - total flux cleaned = 0.00167676 Jy ! Component: 150 - total flux cleaned = 0.00168234 Jy ! Component: 200 - total flux cleaned = 0.00160236 Jy ! Total flux subtracted in 200 components = 0.00160236 Jy ! Clean residual min=-0.007751 max=0.007853 Jy/beam ! Clean residual mean=0.000049 rms=0.001918 Jy/beam ! Combined flux in latest and established models = 1.21535 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 80 components and 1.21535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411972Jy sigma=0.001434 ! Fit after self-cal, rms=0.411952Jy sigma=0.001434 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 = 0.000574794 Jy ! Component: 100 - total flux cleaned = 0.00049047 Jy ! Component: 150 - total flux cleaned = 0.000413747 Jy ! Component: 200 - total flux cleaned = 0.000336577 Jy ! Total flux subtracted in 200 components = 0.000336577 Jy ! Clean residual min=-0.007817 max=0.007721 Jy/beam ! Clean residual mean=0.000046 rms=0.001916 Jy/beam ! Combined flux in latest and established models = 1.21568 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 80 components and 1.21568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.411858Jy sigma=0.001434 ! Fit after self-cal, rms=0.411843Jy sigma=0.001434 ! 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=0.411843Jy sigma=0.001434 ! Fit after self-cal, rms=0.412079Jy sigma=0.001434 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.606 mas, bmaj=31.28 mas, bpa=4.617 degrees ! Estimated noise=1149.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000915088 Jy ! Component: 100 - total flux cleaned = 0.00114081 Jy ! Component: 150 - total flux cleaned = 0.00113978 Jy ! Component: 200 - total flux cleaned = 0.00114014 Jy ! Total flux subtracted in 200 components = 0.00114014 Jy ! Clean residual min=-0.007371 max=0.007662 Jy/beam ! Clean residual mean=0.000101 rms=0.002565 Jy/beam ! Combined flux in latest and established models = 1.21682 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 85 components and 1.21682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412090Jy sigma=0.001434 ! Fit after self-cal, rms=0.412071Jy sigma=0.001434 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 = 0.000610464 Jy ! Component: 100 - total flux cleaned = 0.000609592 Jy ! Component: 150 - total flux cleaned = 0.00060927 Jy ! Component: 200 - total flux cleaned = 0.000569748 Jy ! Total flux subtracted in 200 components = 0.000569748 Jy ! Clean residual min=-0.007418 max=0.007825 Jy/beam ! Clean residual mean=0.000091 rms=0.002562 Jy/beam ! Combined flux in latest and established models = 1.21739 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 90 components and 1.21739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.412086Jy sigma=0.001434 ! Fit after self-cal, rms=0.412074Jy sigma=0.001434 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.156 mas, bmaj=5.725 mas, bpa=2.808 degrees ! Estimated noise=998.406 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.156 x 5.725 at 2.808 degrees (North through East) ! Clean map min=-0.0073721 max=0.88862 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=0.412074Jy sigma=0.001434 ! Fit after self-cal, rms=0.506778Jy sigma=0.001146 ! Inverting map and beam ! Estimated beam: bmin=3.158 mas, bmaj=5.716 mas, bpa=2.777 degrees ! Estimated noise=998.261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463158 Jy ! Component: 100 - total flux cleaned = 0.000462884 Jy ! Component: 150 - total flux cleaned = 0.00038457 Jy ! Component: 200 - total flux cleaned = 0.000387078 Jy ! Total flux subtracted in 200 components = 0.000387078 Jy ! Clean residual min=-0.005732 max=0.006312 Jy/beam ! Clean residual mean=0.000223 rms=0.001850 Jy/beam ! Combined flux in latest and established models = 1.21778 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 1.21778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.506648Jy sigma=0.001146 ! Fit after self-cal, rms=0.506637Jy sigma=0.001146 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000113708 Jy ! Component: 100 - total flux cleaned = 0.000186851 Jy ! Component: 150 - total flux cleaned = 0.000190227 Jy ! Component: 200 - total flux cleaned = 0.000256945 Jy ! Total flux subtracted in 200 components = 0.000256945 Jy ! Clean residual min=-0.005735 max=0.006385 Jy/beam ! Clean residual mean=0.000221 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 1.21804 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 1.21804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.506553Jy sigma=0.001146 ! Fit after self-cal, rms=0.506543Jy sigma=0.001146 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.506543Jy sigma=0.001146 ! Fit after self-cal, rms=0.506695Jy sigma=0.001146 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=2.477 mas, bmaj=3.617 mas, bpa=15.29 degrees ! Estimated noise=3048.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.669608 Jy ! Component: 100 - total flux cleaned = 0.883256 Jy ! Component: 150 - total flux cleaned = 0.997376 Jy ! Component: 200 - total flux cleaned = 1.06775 Jy ! Total flux subtracted in 200 components = 1.06775 Jy ! Clean residual min=-0.022108 max=0.041313 Jy/beam ! Clean residual mean=0.000818 rms=0.007558 Jy/beam ! Combined flux in latest and established models = 1.06775 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.06775 Jy ! Inverting map and beam ! Estimated beam: bmin=3.159 mas, bmaj=5.717 mas, bpa=2.783 degrees ! Estimated noise=998.698 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 (0, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0705856 Jy ! Component: 100 - total flux cleaned = 0.102742 Jy ! Component: 150 - total flux cleaned = 0.121662 Jy ! Component: 200 - total flux cleaned = 0.133553 Jy ! Total flux subtracted in 200 components = 0.133553 Jy ! Clean residual min=-0.007395 max=0.007889 Jy/beam ! Clean residual mean=0.000401 rms=0.002314 Jy/beam ! Combined flux in latest and established models = 1.2013 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 67 components and 1.2013 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=9.599 mas, bmaj=31.21 mas, bpa=4.582 degrees ! Estimated noise=1149.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00905647 Jy ! Component: 100 - total flux cleaned = 0.0130735 Jy ! Component: 150 - total flux cleaned = 0.0151998 Jy ! Component: 200 - total flux cleaned = 0.0157081 Jy ! Total flux subtracted in 200 components = 0.0157081 Jy ! Clean residual min=-0.006183 max=0.007129 Jy/beam ! Clean residual mean=0.000451 rms=0.002658 Jy/beam ! Combined flux in latest and established models = 1.21701 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 = 1.01391e-06 Jy ! Component: 100 - total flux cleaned = 1.51151e-06 Jy ! Component: 150 - total flux cleaned = 1.9338e-06 Jy ! Component: 200 - total flux cleaned = 2.77231e-06 Jy ! Total flux subtracted in 200 components = 2.77231e-06 Jy ! Clean residual min=-0.006095 max=0.007038 Jy/beam ! Clean residual mean=0.000451 rms=0.002636 Jy/beam ! Combined flux in latest and established models = 1.21701 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 98 components and 1.21701 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.159 mas, bmaj=5.717 mas, bpa=2.783 degrees ! Estimated noise=998.698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000724838 Jy ! Component: 100 - total flux cleaned = 0.000723594 Jy ! Component: 150 - total flux cleaned = 0.000565173 Jy ! Component: 200 - total flux cleaned = 0.000560527 Jy ! Total flux subtracted in 200 components = 0.000560527 Jy ! Clean residual min=-0.005830 max=0.006868 Jy/beam ! Clean residual mean=0.000236 rms=0.001883 Jy/beam ! Combined flux in latest and established models = 1.21757 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 110 components and 1.21757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.507200Jy sigma=0.001147 ! Fit after self-cal, rms=0.506965Jy sigma=0.001146 wmodel J0922-3959_S_2003_07_09_pus_map.mod ! Writing 110 model components to file: J0922-3959_S_2003_07_09_pus_map.mod wobs J0922-3959_S_2003_07_09_pus_uvs.fits ! Writing UV FITS file: J0922-3959_S_2003_07_09_pus_uvs.fits wwins J0922-3959_S_2003_07_09_pus_map.win ! wwins: Wrote 3 windows to J0922-3959_S_2003_07_09_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 = 0.00208456 Jy ! Component: 100 - total flux cleaned = 0.00260591 Jy ! Component: 150 - total flux cleaned = 0.00328715 Jy ! Component: 200 - total flux cleaned = 0.00411275 Jy ! Component: 250 - total flux cleaned = 0.00472277 Jy ! Component: 300 - total flux cleaned = 0.00547399 Jy ! Component: 350 - total flux cleaned = 0.00635267 Jy ! Component: 400 - total flux cleaned = 0.00719654 Jy ! Component: 450 - total flux cleaned = 0.00793613 Jy ! Component: 500 - total flux cleaned = 0.00857611 Jy ! Component: 550 - total flux cleaned = 0.00885129 Jy ! Component: 600 - total flux cleaned = 0.00925287 Jy ! Component: 650 - total flux cleaned = 0.00957664 Jy ! Component: 700 - total flux cleaned = 0.00995507 Jy ! Component: 750 - total flux cleaned = 0.0103256 Jy ! Component: 800 - total flux cleaned = 0.010926 Jy ! Component: 850 - total flux cleaned = 0.0112188 Jy ! Component: 900 - total flux cleaned = 0.0114496 Jy ! Component: 950 - total flux cleaned = 0.0116199 Jy ! Component: 1000 - total flux cleaned = 0.0119519 Jy ! Component: 1050 - total flux cleaned = 0.0121693 Jy ! Component: 1100 - total flux cleaned = 0.0124371 Jy ! Component: 1150 - total flux cleaned = 0.0127521 Jy ! Component: 1200 - total flux cleaned = 0.0130107 Jy ! Component: 1250 - total flux cleaned = 0.0134166 Jy ! Component: 1300 - total flux cleaned = 0.0137165 Jy ! Component: 1350 - total flux cleaned = 0.0139137 Jy ! Component: 1400 - total flux cleaned = 0.014205 Jy ! Component: 1450 - total flux cleaned = 0.0144449 Jy ! Component: 1500 - total flux cleaned = 0.0147758 Jy ! Component: 1550 - total flux cleaned = 0.0150555 Jy ! Component: 1600 - total flux cleaned = 0.0153776 Jy ! Component: 1650 - total flux cleaned = 0.015559 Jy ! Component: 1700 - total flux cleaned = 0.0158282 Jy ! Component: 1750 - total flux cleaned = 0.0161382 Jy ! Component: 1800 - total flux cleaned = 0.0164443 Jy ! Component: 1850 - total flux cleaned = 0.0167032 Jy ! Component: 1900 - total flux cleaned = 0.0170447 Jy ! Component: 1950 - total flux cleaned = 0.0172979 Jy ! Component: 2000 - total flux cleaned = 0.0175486 Jy ! Total flux subtracted in 2048 components = 0.0178378 Jy ! Clean residual min=-0.002123 max=0.002692 Jy/beam ! Clean residual mean=0.000101 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 1.23541 Jy keep ! Adding 110 model components to the UV plane model. ! The established model now contains 220 components and 1.23541 Jy ![Exited script file: muppet] wmap "J0922-3959_S_2003_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.159 x 5.717 at 2.783 degrees (North through East) ! Clean map min=-0.0036339 max=0.89297 Jy/beam ! Writing clean map to FITS file: J0922-3959_S_2003_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.892971 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000753413 device "J0922-3959_S_2003_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0922-3959_S_2003_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.253114 0.253114 0.506229 1.01246 2.02492 4.04983 8.09966 16.1993 32.3986 64.7973 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.892 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.159 x 5.717 at 2.783 degrees (North through East) ! Clean map min=-0.0036339 max=0.89297 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0922-3959_S_2003_07_09_pus_uvs.log closed on Sun Apr 7 21:47:20 2013