! Started logfile: J0453-2807_S_2000_05_22_pus_uvs.log on Mon Nov 19 18:37:26 2007 obs J0453-2807_S_2000_05_22_pus_uva.fits ! Reading UV FITS file: J0453-2807_S_2000_05_22_pus_uva.fits ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 56 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.111483 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0453-2807 ! ! 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 2003 lines of history. ! ! Reading 5592 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 J0453-2807_S_2000_05_22_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 200 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.759211Jy sigma=0.006679 ! Fit after self-cal, rms=0.606126Jy sigma=0.005070 ! 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=2.438 mas, bmaj=7.618 mas, bpa=-2.655 degrees ! Estimated noise=1626.01 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 = 0.84235 Jy ! Component: 100 - total flux cleaned = 1.20466 Jy ! Total flux subtracted in 100 components = 1.20466 Jy ! Clean residual min=-0.079264 max=0.179042 Jy/beam ! Clean residual mean=0.000668 rms=0.026108 Jy/beam ! Combined flux in latest and established models = 1.20466 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 31 components and 1.20466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.417517Jy sigma=0.003548 ! Fit after self-cal, rms=0.409856Jy sigma=0.003511 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.217092 Jy ! Component: 100 - total flux cleaned = 0.335717 Jy ! Total flux subtracted in 100 components = 0.335717 Jy ! Clean residual min=-0.046413 max=0.061058 Jy/beam ! Clean residual mean=0.000072 rms=0.012318 Jy/beam ! Combined flux in latest and established models = 1.54037 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 1.54037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272114Jy sigma=0.002167 ! Fit after self-cal, rms=0.262639Jy sigma=0.002104 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0971771 Jy ! Component: 100 - total flux cleaned = 0.136815 Jy ! Total flux subtracted in 100 components = 0.136815 Jy ! Clean residual min=-0.047842 max=0.047928 Jy/beam ! Clean residual mean=-0.000174 rms=0.008615 Jy/beam ! Combined flux in latest and established models = 1.67719 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 1.67719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243091Jy sigma=0.001903 ! Fit after self-cal, rms=0.238678Jy sigma=0.001870 ! 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=2.986 mas, bmaj=9.766 mas, bpa=-1.989 degrees ! Estimated noise=1144.05 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 = -0.0164792 Jy ! Component: 100 - total flux cleaned = -0.0182538 Jy ! Component: 150 - total flux cleaned = -0.0204081 Jy ! Component: 200 - total flux cleaned = -0.021706 Jy ! Total flux subtracted in 200 components = -0.021706 Jy ! Clean residual min=-0.036153 max=0.049264 Jy/beam ! Clean residual mean=-0.000228 rms=0.010132 Jy/beam ! Combined flux in latest and established models = 1.65548 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 62 components and 1.65548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232130Jy sigma=0.001823 ! Fit after self-cal, rms=0.231465Jy sigma=0.001816 ! 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* ! 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* LA 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 0.98 KP 0.99 ! MA 1.00* MC 1.00* MK 0.95 NL 0.96 ! NY 1.00* OV 1.03 PT 1.01 SC 0.95 ! TS 1.00* WF 1.04 WZ 1.00* LA 0.99 ! ! ! 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* ! 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* LA 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.14 KK 0.93 KP 0.94 ! MA 1.00* MC 1.00* MK 0.94 NL 1.01 ! NY 1.00* OV 1.02 PT 1.00 SC 0.96 ! TS 1.00* WF 1.02 WZ 1.00* LA 0.95 ! ! ! 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* ! 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* LA 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.17 KK 0.93 KP 0.98 ! MA 1.00* MC 1.00* MK 0.93 NL 0.97 ! NY 1.00* OV 1.05 PT 1.00 SC 0.96 ! TS 1.00* WF 1.00 WZ 1.00* LA 1.01 ! ! ! 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* ! 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* LA 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.11 KK 0.94 KP 0.97 ! MA 1.00* MC 1.00* MK 0.99 NL 0.98 ! NY 1.00* OV 1.03 PT 1.04 SC 0.98 ! TS 1.00* WF 1.00 WZ 1.00* LA 1.01 ! ! ! Fit before self-cal, rms=0.231465Jy sigma=0.001816 ! Fit after self-cal, rms=0.218845Jy sigma=0.001705 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.982 mas, bmaj=9.723 mas, bpa=-2.109 degrees ! Estimated noise=1136.34 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 (-3.5, 22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0336205 Jy ! Component: 100 - total flux cleaned = 0.0380907 Jy ! Component: 150 - total flux cleaned = 0.0394675 Jy ! Component: 200 - total flux cleaned = 0.0417333 Jy ! Total flux subtracted in 200 components = 0.0417333 Jy ! Clean residual min=-0.021993 max=0.015885 Jy/beam ! Clean residual mean=-0.001408 rms=0.004594 Jy/beam ! Combined flux in latest and established models = 1.69721 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 84 components and 1.69722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211549Jy sigma=0.001644 ! Fit after self-cal, rms=0.211053Jy sigma=0.001640 ! 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=0.211053Jy sigma=0.001640 ! Fit after self-cal, rms=0.210228Jy sigma=0.001613 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.992 mas, bmaj=9.719 mas, bpa=-1.996 degrees ! Estimated noise=1139.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00308431 Jy ! Component: 100 - total flux cleaned = 0.00547231 Jy ! Component: 150 - total flux cleaned = 0.0067228 Jy ! Component: 200 - total flux cleaned = 0.00709268 Jy ! Total flux subtracted in 200 components = 0.00709268 Jy ! Clean residual min=-0.019341 max=0.010453 Jy/beam ! Clean residual mean=-0.000169 rms=0.002928 Jy/beam ! Combined flux in latest and established models = 1.70431 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 1.70431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208147Jy sigma=0.001598 ! Fit after self-cal, rms=0.207983Jy sigma=0.001597 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 = 0.000363619 Jy ! Component: 100 - total flux cleaned = 0.000354849 Jy ! Component: 150 - total flux cleaned = 0.000968665 Jy ! Component: 200 - total flux cleaned = 0.00125266 Jy ! Total flux subtracted in 200 components = 0.00125266 Jy ! Clean residual min=-0.016113 max=0.009139 Jy/beam ! Clean residual mean=-0.000221 rms=0.002608 Jy/beam ! Combined flux in latest and established models = 1.70556 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 1.70556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206847Jy sigma=0.001588 ! Fit after self-cal, rms=0.206752Jy sigma=0.001587 ! 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=0.206752Jy sigma=0.001587 ! Fit after self-cal, rms=0.206711Jy sigma=0.001586 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.994 mas, bmaj=9.717 mas, bpa=-1.963 degrees ! Estimated noise=1139.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000478876 Jy ! Component: 100 - total flux cleaned = -0.000185264 Jy ! Component: 150 - total flux cleaned = 0.00035672 Jy ! Component: 200 - total flux cleaned = 0.00085255 Jy ! Total flux subtracted in 200 components = 0.00085255 Jy ! Clean residual min=-0.014398 max=0.007962 Jy/beam ! Clean residual mean=-0.000220 rms=0.002324 Jy/beam ! Combined flux in latest and established models = 1.70641 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 104 components and 1.70641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205862Jy sigma=0.001580 ! Fit after self-cal, rms=0.205791Jy sigma=0.001579 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 = -0.000296083 Jy ! Component: 100 - total flux cleaned = -0.000805668 Jy ! Component: 150 - total flux cleaned = -0.000363652 Jy ! Component: 200 - total flux cleaned = -0.000165419 Jy ! Total flux subtracted in 200 components = -0.000165419 Jy ! Clean residual min=-0.012160 max=0.007359 Jy/beam ! Clean residual mean=-0.000215 rms=0.002119 Jy/beam ! Combined flux in latest and established models = 1.70625 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 112 components and 1.70625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205218Jy sigma=0.001575 ! Fit after self-cal, rms=0.205166Jy sigma=0.001574 ! 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=0.205166Jy sigma=0.001574 ! Fit after self-cal, rms=0.205189Jy sigma=0.001574 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.57 mas, bmaj=18.77 mas, bpa=14.8 degrees ! Estimated noise=1426.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00542268 Jy ! Component: 100 - total flux cleaned = -0.00517628 Jy ! Component: 150 - total flux cleaned = -0.00500139 Jy ! Component: 200 - total flux cleaned = -0.00500302 Jy ! Total flux subtracted in 200 components = -0.00500302 Jy ! Clean residual min=-0.005676 max=0.005182 Jy/beam ! Clean residual mean=-0.000201 rms=0.001807 Jy/beam ! Combined flux in latest and established models = 1.70124 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 126 components and 1.70124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204977Jy sigma=0.001573 ! Fit after self-cal, rms=0.204970Jy sigma=0.001572 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 = -0.000111312 Jy ! Component: 100 - total flux cleaned = 0.000258675 Jy ! Component: 150 - total flux cleaned = 0.000456653 Jy ! Component: 200 - total flux cleaned = 0.000455521 Jy ! Total flux subtracted in 200 components = 0.000455521 Jy ! Clean residual min=-0.005521 max=0.005229 Jy/beam ! Clean residual mean=-0.000239 rms=0.001758 Jy/beam ! Combined flux in latest and established models = 1.7017 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 1.7017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204936Jy sigma=0.001572 ! Fit after self-cal, rms=0.204931Jy sigma=0.001572 ! 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=2.996 mas, bmaj=9.72 mas, bpa=-1.955 degrees ! Estimated noise=1139.2 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.996 x 9.72 at -1.955 degrees (North through East) ! Clean map min=-0.010654 max=1.0479 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=0.204931Jy sigma=0.001572 ! Fit after self-cal, rms=0.186959Jy sigma=0.001385 ! Inverting map and beam ! Estimated beam: bmin=2.995 mas, bmaj=9.726 mas, bpa=-1.996 degrees ! Estimated noise=1136.1 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000418814 Jy ! Component: 100 - total flux cleaned = -1.57915e-05 Jy ! Component: 150 - total flux cleaned = -0.000367834 Jy ! Component: 200 - total flux cleaned = -0.000530438 Jy ! Total flux subtracted in 200 components = -0.000530438 Jy ! Clean residual min=-0.009005 max=0.006148 Jy/beam ! Clean residual mean=-0.000404 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 1.70117 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 133 components and 1.70117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186513Jy sigma=0.001381 ! Fit after self-cal, rms=0.186451Jy sigma=0.001381 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010206 Jy ! Component: 100 - total flux cleaned = -5.0792e-05 Jy ! Component: 150 - total flux cleaned = -0.000204125 Jy ! Component: 200 - total flux cleaned = -0.000350109 Jy ! Total flux subtracted in 200 components = -0.000350109 Jy ! Clean residual min=-0.007705 max=0.005803 Jy/beam ! Clean residual mean=-0.000391 rms=0.001648 Jy/beam ! Combined flux in latest and established models = 1.70082 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 136 components and 1.70082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186182Jy sigma=0.001379 ! Fit after self-cal, rms=0.186149Jy sigma=0.001378 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186149Jy sigma=0.001378 ! Fit after self-cal, rms=0.186179Jy sigma=0.001378 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=2.429 mas, bmaj=7.58 mas, bpa=-2.561 degrees ! Estimated noise=1591.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.856325 Jy ! Component: 100 - total flux cleaned = 1.21961 Jy ! Component: 150 - total flux cleaned = 1.39853 Jy ! Component: 200 - total flux cleaned = 1.50391 Jy ! Total flux subtracted in 200 components = 1.50391 Jy ! Clean residual min=-0.026258 max=0.054049 Jy/beam ! Clean residual mean=0.000352 rms=0.008473 Jy/beam ! Combined flux in latest and established models = 1.50391 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 1.50391 Jy ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=9.729 mas, bpa=-2.002 degrees ! Estimated noise=1136.13 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 = 0.0718076 Jy ! Component: 100 - total flux cleaned = 0.112528 Jy ! Component: 150 - total flux cleaned = 0.14073 Jy ! Component: 200 - total flux cleaned = 0.161175 Jy ! Total flux subtracted in 200 components = 0.161175 Jy ! Clean residual min=-0.011289 max=0.013272 Jy/beam ! Clean residual mean=0.000972 rms=0.002958 Jy/beam ! Combined flux in latest and established models = 1.66508 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 80 components and 1.66508 Jy ! Inverting map ! Added new window around map position (-2, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116286 Jy ! Component: 100 - total flux cleaned = 0.0163274 Jy ! Component: 150 - total flux cleaned = 0.0190365 Jy ! Component: 200 - total flux cleaned = 0.0222066 Jy ! Total flux subtracted in 200 components = 0.0222066 Jy ! Clean residual min=-0.009247 max=0.007881 Jy/beam ! Clean residual mean=0.000105 rms=0.002067 Jy/beam ! Combined flux in latest and established models = 1.68729 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 114 components and 1.68729 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=7.57 mas, bmaj=18.78 mas, bpa=14.75 degrees ! Estimated noise=1423.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551274 Jy ! Component: 100 - total flux cleaned = 0.00614275 Jy ! Component: 150 - total flux cleaned = 0.00627228 Jy ! Component: 200 - total flux cleaned = 0.00638178 Jy ! Total flux subtracted in 200 components = 0.00638178 Jy ! Clean residual min=-0.005829 max=0.005423 Jy/beam ! Clean residual mean=-0.000303 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 1.69367 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 = 9.26741e-05 Jy ! Component: 100 - total flux cleaned = 9.70747e-05 Jy ! Component: 150 - total flux cleaned = 0.00017273 Jy ! Component: 200 - total flux cleaned = 0.000236738 Jy ! Total flux subtracted in 200 components = 0.000236738 Jy ! Clean residual min=-0.005587 max=0.005235 Jy/beam ! Clean residual mean=-0.000322 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 1.69391 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 160 components and 1.69391 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.996 mas, bmaj=9.729 mas, bpa=-2.002 degrees ! Estimated noise=1136.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000568746 Jy ! Component: 100 - total flux cleaned = 0.000479074 Jy ! Component: 150 - total flux cleaned = 0.00142657 Jy ! Component: 200 - total flux cleaned = 0.00186171 Jy ! Total flux subtracted in 200 components = 0.00186171 Jy ! Clean residual min=-0.007608 max=0.005380 Jy/beam ! Clean residual mean=-0.000229 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.69577 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 183 components and 1.69577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186047Jy sigma=0.001379 ! Fit after self-cal, rms=0.185676Jy sigma=0.001374 wmodel J0453-2807_S_2000_05_22_pus_map.mod ! Writing 183 model components to file: J0453-2807_S_2000_05_22_pus_map.mod wobs J0453-2807_S_2000_05_22_pus_uvs.fits ! Writing UV FITS file: J0453-2807_S_2000_05_22_pus_uvs.fits wwins J0453-2807_S_2000_05_22_pus_map.win ! wwins: Wrote 3 windows to J0453-2807_S_2000_05_22_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 = -0.000197635 Jy ! Component: 100 - total flux cleaned = -6.69255e-06 Jy ! Component: 150 - total flux cleaned = -9.94444e-05 Jy ! Component: 200 - total flux cleaned = -0.000267514 Jy ! Component: 250 - total flux cleaned = -0.00082342 Jy ! Component: 300 - total flux cleaned = -0.00112903 Jy ! Component: 350 - total flux cleaned = -0.00149835 Jy ! Component: 400 - total flux cleaned = -0.00164139 Jy ! Component: 450 - total flux cleaned = -0.00178155 Jy ! Component: 500 - total flux cleaned = -0.00205265 Jy ! Component: 550 - total flux cleaned = -0.00225081 Jy ! Component: 600 - total flux cleaned = -0.00237919 Jy ! Component: 650 - total flux cleaned = -0.00231662 Jy ! Component: 700 - total flux cleaned = -0.00244098 Jy ! Component: 750 - total flux cleaned = -0.00262263 Jy ! Component: 800 - total flux cleaned = -0.00268153 Jy ! Component: 850 - total flux cleaned = -0.00279742 Jy ! Component: 900 - total flux cleaned = -0.0028546 Jy ! Component: 950 - total flux cleaned = -0.00296653 Jy ! Component: 1000 - total flux cleaned = -0.00307666 Jy ! Component: 1050 - total flux cleaned = -0.00318469 Jy ! Component: 1100 - total flux cleaned = -0.00323794 Jy ! Component: 1150 - total flux cleaned = -0.00334252 Jy ! Component: 1200 - total flux cleaned = -0.00339413 Jy ! Component: 1250 - total flux cleaned = -0.00344505 Jy ! Component: 1300 - total flux cleaned = -0.00349535 Jy ! Component: 1350 - total flux cleaned = -0.00354481 Jy ! Component: 1400 - total flux cleaned = -0.00364134 Jy ! Component: 1450 - total flux cleaned = -0.00368832 Jy ! Component: 1500 - total flux cleaned = -0.00364163 Jy ! Component: 1550 - total flux cleaned = -0.00368816 Jy ! Component: 1600 - total flux cleaned = -0.00377916 Jy ! Component: 1650 - total flux cleaned = -0.00377948 Jy ! Component: 1700 - total flux cleaned = -0.00382413 Jy ! Component: 1750 - total flux cleaned = -0.00386831 Jy ! Component: 1800 - total flux cleaned = -0.00391158 Jy ! Component: 1850 - total flux cleaned = -0.00403968 Jy ! Component: 1900 - total flux cleaned = -0.00399738 Jy ! Component: 1950 - total flux cleaned = -0.00403932 Jy ! Component: 2000 - total flux cleaned = -0.00412176 Jy ! Total flux subtracted in 2048 components = -0.0041626 Jy ! Clean residual min=-0.002761 max=0.002332 Jy/beam ! Clean residual mean=-0.000062 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 1.69161 Jy keep ! Adding 118 model components to the UV plane model. ! The established model now contains 298 components and 1.69161 Jy ![Exited script file: muppet] wmap "J0453-2807_S_2000_05_22_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.996 x 9.729 at -2.002 degrees (North through East) ! Clean map min=-0.0042822 max=1.0435 Jy/beam ! Writing clean map to FITS file: J0453-2807_S_2000_05_22_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.04351 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000805939 device "J0453-2807_S_2000_05_22_pus\_map.eps/VPS" ! Attempting to open device: 'J0453-2807_S_2000_05_22_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.2317 0.2317 0.4634 0.9268 1.8536 3.7072 7.4144 14.8288 29.6576 59.3152 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.043 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.996 x 9.729 at -2.002 degrees (North through East) ! Clean map min=-0.0042822 max=1.0435 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0453-2807_S_2000_05_22_pus\_map.gif/vgif" ! Attempting to open device: 'J0453-2807_S_2000_05_22_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0453-2807_S_2000_05_22_pus_uvs.log closed on Mon Nov 19 18:37:33 2007