! Started logfile: J1924-2914_S_2007_12_05_pus_uvs.log on Sun Sep 12 18:51:35 2010 obs J1924-2914_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1924-2914_S_2007_12_05_pus_uva.fits ! AN table 1: 11 integrations on 136 of 136 possible baselines. ! AN table 2: 28 integrations on 136 of 136 possible baselines. ! AN table 3: 22 integrations on 136 of 136 possible baselines. ! AN table 4: 13 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0429253 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1924-2914 ! ! 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 1686 lines of history. ! ! Reading 1728 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 187 telescope corrections were flagged in sub-array 1. ! A total of 476 telescope corrections were flagged in sub-array 2. ! A total of 374 telescope corrections were flagged in sub-array 3. ! A total of 130 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 476 telescope corrections were flagged in sub-array 2. ! A total of 374 telescope corrections were flagged in sub-array 3. ! A total of 130 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 476 telescope corrections were flagged in sub-array 2. ! A total of 374 telescope corrections were flagged in sub-array 3. ! A total of 130 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 187 telescope corrections were flagged in sub-array 1. ! A total of 476 telescope corrections were flagged in sub-array 2. ! A total of 374 telescope corrections were flagged in sub-array 3. ! A total of 130 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=4.491414Jy sigma=0.041451 ! Fit after self-cal, rms=4.601919Jy sigma=0.039970 ! 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=3.102 mas, bmaj=16.4 mas, bpa=-16.54 degrees ! Estimated noise=2903.16 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 = 3.88448 Jy ! Component: 100 - total flux cleaned = 5.09441 Jy ! Total flux subtracted in 100 components = 5.09441 Jy ! Clean residual min=-0.207672 max=0.552588 Jy/beam ! Clean residual mean=-0.002514 rms=0.112142 Jy/beam ! Combined flux in latest and established models = 5.09441 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 5.09442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.207709Jy sigma=0.010461 ! Fit after self-cal, rms=1.206719Jy sigma=0.010441 ! 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=3.891 mas, bmaj=18.07 mas, bpa=-15.95 degrees ! Estimated noise=2402.19 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 = 0.778884 Jy ! Component: 100 - total flux cleaned = 1.15832 Jy ! Component: 150 - total flux cleaned = 1.36943 Jy ! Component: 200 - total flux cleaned = 1.49297 Jy ! Total flux subtracted in 200 components = 1.49297 Jy ! Clean residual min=-0.181283 max=0.230161 Jy/beam ! Clean residual mean=-0.005487 rms=0.055884 Jy/beam ! Combined flux in latest and established models = 6.58739 Jy ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 81 components and 6.58739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.613218Jy sigma=0.005067 ! Fit after self-cal, rms=0.610082Jy sigma=0.005051 ! 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* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* 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 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 0.96 FD 1.08 HH 1.00* HN 1.00* ! KB 1.00* KP 0.86 LA 1.00 MK 1.04 ! NL 1.05 NY 1.00* ON 1.00* OV 0.95 ! PT 1.01 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* 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 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 1.00 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 0.99 LA 1.09 MK 1.01 ! NL 1.08 NY 1.00* ON 1.00* OV 1.01 ! PT 1.02 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* 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 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 1.08 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KP 0.97 LA 0.99 MK 1.01 ! NL 1.13 NY 1.00* ON 1.00* OV 1.03 ! PT 1.06 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SV 0.00* TS 0.00* WZ 0.00* ! ZC 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* 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 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 0.94 FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KP 0.89 LA 1.01 MK 0.94 ! NL 1.03 NY 1.00* ON 1.00* OV 1.01 ! PT 0.94 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.610082Jy sigma=0.005051 ! Fit after self-cal, rms=0.387774Jy sigma=0.003020 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.904 mas, bmaj=18.08 mas, bpa=-16.04 degrees ! Estimated noise=2411.24 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 (9, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144364 Jy ! Component: 100 - total flux cleaned = 0.151309 Jy ! Component: 150 - total flux cleaned = 0.151622 Jy ! Component: 200 - total flux cleaned = 0.146932 Jy ! Total flux subtracted in 200 components = 0.146932 Jy ! Clean residual min=-0.057221 max=0.079548 Jy/beam ! Clean residual mean=-0.000307 rms=0.022770 Jy/beam ! Combined flux in latest and established models = 6.73432 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 6.73432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286026Jy sigma=0.002267 ! Fit after self-cal, rms=0.279933Jy sigma=0.002233 ! 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=0.279933Jy sigma=0.002233 ! Fit after self-cal, rms=0.266804Jy sigma=0.002166 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.895 mas, bmaj=18.07 mas, bpa=-16.02 degrees ! Estimated noise=2402.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431225 Jy ! Component: 100 - total flux cleaned = 0.0466628 Jy ! Component: 150 - total flux cleaned = 0.042419 Jy ! Component: 200 - total flux cleaned = 0.0376473 Jy ! Total flux subtracted in 200 components = 0.0376473 Jy ! Clean residual min=-0.044847 max=0.056360 Jy/beam ! Clean residual mean=-0.000090 rms=0.016046 Jy/beam ! Combined flux in latest and established models = 6.77197 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 139 components and 6.77197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240737Jy sigma=0.001979 ! Fit after self-cal, rms=0.238799Jy sigma=0.001970 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 = 0.000354603 Jy ! Component: 100 - total flux cleaned = -0.00533514 Jy ! Component: 150 - total flux cleaned = -0.0104461 Jy ! Component: 200 - total flux cleaned = -0.016675 Jy ! Total flux subtracted in 200 components = -0.016675 Jy ! Clean residual min=-0.045874 max=0.050204 Jy/beam ! Clean residual mean=0.000049 rms=0.014654 Jy/beam ! Combined flux in latest and established models = 6.75529 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 154 components and 6.75529 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231806Jy sigma=0.001918 ! Fit after self-cal, rms=0.231056Jy sigma=0.001916 ! 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=0.231056Jy sigma=0.001916 ! Fit after self-cal, rms=0.226702Jy sigma=0.001891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.891 mas, bmaj=18.08 mas, bpa=-16.01 degrees ! Estimated noise=2400.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249778 Jy ! Component: 100 - total flux cleaned = 0.0258808 Jy ! Component: 150 - total flux cleaned = 0.0226569 Jy ! Component: 200 - total flux cleaned = 0.0197239 Jy ! Total flux subtracted in 200 components = 0.0197239 Jy ! Clean residual min=-0.036459 max=0.040849 Jy/beam ! Clean residual mean=-0.000020 rms=0.012319 Jy/beam ! Combined flux in latest and established models = 6.77501 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 178 components and 6.77501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220683Jy sigma=0.001847 ! Fit after self-cal, rms=0.220079Jy sigma=0.001844 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 = 0.00474463 Jy ! Component: 100 - total flux cleaned = 0.00627712 Jy ! Component: 150 - total flux cleaned = 0.00483624 Jy ! Component: 200 - total flux cleaned = 0.00393651 Jy ! Total flux subtracted in 200 components = 0.00393651 Jy ! Clean residual min=-0.035862 max=0.037038 Jy/beam ! Clean residual mean=-0.000051 rms=0.011702 Jy/beam ! Combined flux in latest and established models = 6.77895 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 190 components and 6.77895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217904Jy sigma=0.001827 ! Fit after self-cal, rms=0.217588Jy sigma=0.001825 ! 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=0.217588Jy sigma=0.001825 ! Fit after self-cal, rms=0.215548Jy sigma=0.001814 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.321 mas, bmaj=26.74 mas, bpa=5.195 degrees ! Estimated noise=2707.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182442 Jy ! Component: 100 - total flux cleaned = 0.0188145 Jy ! Component: 150 - total flux cleaned = 0.0192845 Jy ! Component: 200 - total flux cleaned = 0.0192899 Jy ! Total flux subtracted in 200 components = 0.0192899 Jy ! Clean residual min=-0.032413 max=0.033254 Jy/beam ! Clean residual mean=-0.000092 rms=0.011595 Jy/beam ! Combined flux in latest and established models = 6.79824 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 209 components and 6.79824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213488Jy sigma=0.001798 ! Fit after self-cal, rms=0.212779Jy sigma=0.001794 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 = 0.00175334 Jy ! Component: 100 - total flux cleaned = 0.00505639 Jy ! Component: 150 - total flux cleaned = 0.00505405 Jy ! Component: 200 - total flux cleaned = 0.00538766 Jy ! Total flux subtracted in 200 components = 0.00538766 Jy ! Clean residual min=-0.030697 max=0.032287 Jy/beam ! Clean residual mean=-0.000185 rms=0.011045 Jy/beam ! Combined flux in latest and established models = 6.80363 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 219 components and 6.80363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212369Jy sigma=0.001790 ! Fit after self-cal, rms=0.211766Jy sigma=0.001786 ! 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=3.889 mas, bmaj=18.09 mas, bpa=-16 degrees ! Estimated noise=2400.5 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.889 x 18.09 at -16 degrees (North through East) ! Clean map min=-0.06441 max=4.5887 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=0.211766Jy sigma=0.001786 ! Fit after self-cal, rms=0.169535Jy sigma=0.001415 ! Inverting map and beam ! Estimated beam: bmin=3.889 mas, bmaj=18.1 mas, bpa=-15.99 degrees ! Estimated noise=2399.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148345 Jy ! Component: 100 - total flux cleaned = 0.014421 Jy ! Component: 150 - total flux cleaned = 0.0128017 Jy ! Component: 200 - total flux cleaned = 0.0113535 Jy ! Total flux subtracted in 200 components = 0.0113535 Jy ! Clean residual min=-0.032049 max=0.028575 Jy/beam ! Clean residual mean=-0.000127 rms=0.008856 Jy/beam ! Combined flux in latest and established models = 6.81498 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 241 components and 6.81498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166373Jy sigma=0.001390 ! Fit after self-cal, rms=0.166047Jy sigma=0.001388 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210683 Jy ! Component: 100 - total flux cleaned = 0.00213527 Jy ! Component: 150 - total flux cleaned = 0.00155773 Jy ! Component: 200 - total flux cleaned = 0.00129402 Jy ! Total flux subtracted in 200 components = 0.00129402 Jy ! Clean residual min=-0.030525 max=0.027732 Jy/beam ! Clean residual mean=-0.000148 rms=0.008547 Jy/beam ! Combined flux in latest and established models = 6.81628 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 262 components and 6.81628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164999Jy sigma=0.001380 ! Fit after self-cal, rms=0.164842Jy sigma=0.001379 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164842Jy sigma=0.001379 ! Fit after self-cal, rms=0.163917Jy sigma=0.001374 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=3.098 mas, bmaj=16.45 mas, bpa=-16.56 degrees ! Estimated noise=2899.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.87984 Jy ! Component: 100 - total flux cleaned = 5.10664 Jy ! Component: 150 - total flux cleaned = 5.72962 Jy ! Component: 200 - total flux cleaned = 6.09174 Jy ! Total flux subtracted in 200 components = 6.09173 Jy ! Clean residual min=-0.106092 max=0.188376 Jy/beam ! Clean residual mean=-0.000225 rms=0.046860 Jy/beam ! Combined flux in latest and established models = 6.09173 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 50 model components to the UV plane model. ! The established model now contains 50 components and 6.09173 Jy ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=18.1 mas, bpa=-15.98 degrees ! Estimated noise=2398.16 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 = 0.318432 Jy ! Component: 100 - total flux cleaned = 0.498792 Jy ! Component: 150 - total flux cleaned = 0.610453 Jy ! Component: 200 - total flux cleaned = 0.67707 Jy ! Total flux subtracted in 200 components = 0.67707 Jy ! Clean residual min=-0.050098 max=0.047582 Jy/beam ! Clean residual mean=-0.000487 rms=0.014203 Jy/beam ! Combined flux in latest and established models = 6.7688 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 136 components and 6.76881 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=9.309 mas, bmaj=26.75 mas, bpa=5.145 degrees ! Estimated noise=2705.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434366 Jy ! Component: 100 - total flux cleaned = 0.0483292 Jy ! Component: 150 - total flux cleaned = 0.0518538 Jy ! Component: 200 - total flux cleaned = 0.0500729 Jy ! Total flux subtracted in 200 components = 0.0500729 Jy ! Clean residual min=-0.030408 max=0.028308 Jy/beam ! Clean residual mean=-0.000363 rms=0.009599 Jy/beam ! Combined flux in latest and established models = 6.81888 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 = -0.00149841 Jy ! Component: 100 - total flux cleaned = -0.00277928 Jy ! Component: 150 - total flux cleaned = -0.00489533 Jy ! Component: 200 - total flux cleaned = -0.00579025 Jy ! Total flux subtracted in 200 components = -0.00579025 Jy ! Clean residual min=-0.026563 max=0.025576 Jy/beam ! Clean residual mean=-0.000110 rms=0.008314 Jy/beam ! Combined flux in latest and established models = 6.81309 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 184 components and 6.81309 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.888 mas, bmaj=18.1 mas, bpa=-15.98 degrees ! Estimated noise=2398.16 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0019301 Jy ! Component: 100 - total flux cleaned = 0.000414789 Jy ! Component: 150 - total flux cleaned = 0.00107815 Jy ! Component: 200 - total flux cleaned = 0.00159268 Jy ! Total flux subtracted in 200 components = 0.00159268 Jy ! Clean residual min=-0.026200 max=0.026392 Jy/beam ! Clean residual mean=0.000013 rms=0.007115 Jy/beam ! Combined flux in latest and established models = 6.81468 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 209 components and 6.81468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161403Jy sigma=0.001356 ! Fit after self-cal, rms=0.160372Jy sigma=0.001347 wmodel J1924-2914_S_2007_12_05_pus_map.mod ! Writing 209 model components to file: J1924-2914_S_2007_12_05_pus_map.mod wobs J1924-2914_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1924-2914_S_2007_12_05_pus_uvs.fits wwins J1924-2914_S_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J1924-2914_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 = 0.00667392 Jy ! Component: 100 - total flux cleaned = 0.00937561 Jy ! Component: 150 - total flux cleaned = 0.0124229 Jy ! Component: 200 - total flux cleaned = 0.0148111 Jy ! Component: 250 - total flux cleaned = 0.0156288 Jy ! Component: 300 - total flux cleaned = 0.0156354 Jy ! Component: 350 - total flux cleaned = 0.0160962 Jy ! Component: 400 - total flux cleaned = 0.0163121 Jy ! Component: 450 - total flux cleaned = 0.0171167 Jy ! Component: 500 - total flux cleaned = 0.0178615 Jy ! Component: 550 - total flux cleaned = 0.0182121 Jy ! Component: 600 - total flux cleaned = 0.0183751 Jy ! Component: 650 - total flux cleaned = 0.0182171 Jy ! Component: 700 - total flux cleaned = 0.0180678 Jy ! Component: 750 - total flux cleaned = 0.0179246 Jy ! Component: 800 - total flux cleaned = 0.0183327 Jy ! Component: 850 - total flux cleaned = 0.0184642 Jy ! Component: 900 - total flux cleaned = 0.0185934 Jy ! Component: 950 - total flux cleaned = 0.0185954 Jy ! Component: 1000 - total flux cleaned = 0.0187108 Jy ! Component: 1050 - total flux cleaned = 0.0184857 Jy ! Component: 1100 - total flux cleaned = 0.0179449 Jy ! Component: 1150 - total flux cleaned = 0.0176316 Jy ! Component: 1200 - total flux cleaned = 0.017526 Jy ! Component: 1250 - total flux cleaned = 0.0172258 Jy ! Component: 1300 - total flux cleaned = 0.0167437 Jy ! Component: 1350 - total flux cleaned = 0.0166482 Jy ! Component: 1400 - total flux cleaned = 0.0162776 Jy ! Component: 1450 - total flux cleaned = 0.0160058 Jy ! Component: 1500 - total flux cleaned = 0.0156525 Jy ! Component: 1550 - total flux cleaned = 0.0153943 Jy ! Component: 1600 - total flux cleaned = 0.0151409 Jy ! Component: 1650 - total flux cleaned = 0.014813 Jy ! Component: 1700 - total flux cleaned = 0.0144094 Jy ! Component: 1750 - total flux cleaned = 0.0140158 Jy ! Component: 1800 - total flux cleaned = 0.0135529 Jy ! Component: 1850 - total flux cleaned = 0.013101 Jy ! Component: 1900 - total flux cleaned = 0.0128786 Jy ! Component: 1950 - total flux cleaned = 0.0124419 Jy ! Component: 2000 - total flux cleaned = 0.012158 Jy ! Total flux subtracted in 2048 components = 0.0118784 Jy ! Clean residual min=-0.004204 max=0.004484 Jy/beam ! Clean residual mean=-0.000081 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 6.82656 Jy keep ! Adding 118 model components to the UV plane model. ! The established model now contains 327 components and 6.82656 Jy wmap "J1924-2914_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.888 x 18.1 at -15.98 degrees (North through East) ! Clean map min=-0.056092 max=4.6729 Jy/beam ! Writing clean map to FITS file: J1924-2914_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 4.67288 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00150263 device "J1924-2914_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1924-2914_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0964693 0.0964693 0.192939 0.385877 0.771754 1.54351 3.08702 6.17403 12.3481 24.6961 49.3923 98.7845 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0045 print "peak=",int(1000*peak_flux)/1000 ! peak= 4.672 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.888 x 18.1 at -15.98 degrees (North through East) ! Clean map min=-0.056092 max=4.6729 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1924-2914_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1924-2914_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1924-2914_S_2007_12_05_pus_uvs.log closed on Sun Sep 12 18:51:38 2010