! Started logfile: J0017+8135_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:11:28 2010 obs J0017+8135_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0017+8135_S_2008_07_09_pus_uva.fits ! AN table 1: 124 integrations on 105 of 105 possible baselines. ! AN table 2: 124 integrations on 105 of 105 possible baselines. ! AN table 3: 267 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.340675 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0017+8135 ! ! 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 1054 lines of history. ! ! Reading 73688 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 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1005 telescope corrections were flagged in sub-array 1. ! A total of 662 telescope corrections were flagged in sub-array 2. ! A total of 1570 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.533324Jy sigma=0.004090 ! Fit after self-cal, rms=0.426317Jy sigma=0.003258 ! 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=2.367 mas, bmaj=2.893 mas, bpa=-6.301 degrees ! Estimated noise=730.505 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 = 0.464811 Jy ! Component: 100 - total flux cleaned = 0.566326 Jy ! Total flux subtracted in 100 components = 0.566326 Jy ! Clean residual min=-0.012205 max=0.046775 Jy/beam ! Clean residual mean=-0.000130 rms=0.004152 Jy/beam ! Combined flux in latest and established models = 0.566326 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.566326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207477Jy sigma=0.001545 ! Fit after self-cal, rms=0.207482Jy sigma=0.001545 ! Inverting map ! Added new window around map position (-1.5, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0446141 Jy ! Component: 100 - total flux cleaned = 0.0733935 Jy ! Total flux subtracted in 100 components = 0.0733935 Jy ! Clean residual min=-0.010110 max=0.032399 Jy/beam ! Clean residual mean=-0.000076 rms=0.002956 Jy/beam ! Combined flux in latest and established models = 0.639719 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.639719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190451Jy sigma=0.001372 ! Fit after self-cal, rms=0.189586Jy sigma=0.001367 ! Inverting map ! Added new window around map position (-1.5, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296731 Jy ! Component: 100 - total flux cleaned = 0.0476653 Jy ! Total flux subtracted in 100 components = 0.0476653 Jy ! Clean residual min=-0.007738 max=0.013124 Jy/beam ! Clean residual mean=-0.000041 rms=0.002120 Jy/beam ! Combined flux in latest and established models = 0.687385 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.687385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181319Jy sigma=0.001286 ! Fit after self-cal, rms=0.180870Jy sigma=0.001283 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152145 Jy ! Component: 100 - total flux cleaned = 0.0265251 Jy ! Total flux subtracted in 100 components = 0.0265251 Jy ! Clean residual min=-0.006358 max=0.008203 Jy/beam ! Clean residual mean=-0.000022 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 0.71391 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 0.71391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178139Jy sigma=0.001256 ! Fit after self-cal, rms=0.178035Jy sigma=0.001255 ! 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=3.041 mas, bmaj=3.683 mas, bpa=3.533 degrees ! Estimated noise=335.4 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 = 0.0193082 Jy ! Component: 100 - total flux cleaned = 0.0311087 Jy ! Component: 150 - total flux cleaned = 0.0387392 Jy ! Component: 200 - total flux cleaned = 0.0437753 Jy ! Total flux subtracted in 200 components = 0.0437752 Jy ! Clean residual min=-0.004191 max=0.006199 Jy/beam ! Clean residual mean=0.000057 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 0.757685 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 62 components and 0.757685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175778Jy sigma=0.001234 ! Fit after self-cal, rms=0.175637Jy sigma=0.001233 ! 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 1.00* FD 0.99 HH 1.00* HN 1.00* ! KK 1.03 KP 1.02 LA 0.99 MK 1.02 ! NL 1.00* NY 1.00* ON 1.00* PT 1.00 ! SC 1.04 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HH 1.00* HN 1.02 ! KK 0.97 KP 1.05 LA 1.02 MK 0.98 ! NL 1.01 NY 1.00* ON 1.00* PT 1.02 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.01 HH 1.00* HN 1.01 ! KK 0.96 KP 1.01 LA 0.99 MK 0.98 ! NL 1.01 NY 1.03 ON 1.00* PT 1.01 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HH 1.00* HN 1.00* ! KK 0.94 KP 1.05 LA 0.99 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* PT 1.01 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.00* HN 1.02 ! KK 0.91 KP 1.04 LA 1.00 MK 0.97 ! NL 0.97 NY 1.00* ON 1.00* PT 1.00 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 HH 1.00* HN 1.01 ! KK 0.91 KP 1.04 LA 0.99 MK 0.98 ! NL 0.97 NY 1.02 ON 1.00* PT 1.01 ! SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 1.02 KP 1.03 LA 0.99 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* PT 1.02 ! SC 1.07 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 HH 1.00* HN 0.98 ! KK 1.00 KP 1.03 LA 1.01 MK 0.96 ! NL 1.03 NY 1.00* ON 1.00* PT 1.03 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 HH 1.00* HN 0.98 ! KK 0.99 KP 1.02 LA 0.99 MK 0.95 ! NL 1.01 NY 0.98 ON 1.00* PT 1.03 ! SC 1.06 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HH 1.00* HN 1.00* ! KK 0.98 KP 0.96 LA 1.00 MK 0.97 ! NL 1.00* NY 1.00* ON 1.00* PT 0.99 ! SC 1.10 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.00* HN 1.00 ! KK 0.98 KP 0.98 LA 0.98 MK 0.96 ! NL 0.97 NY 1.00* ON 1.00* PT 0.98 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00 HH 1.00* HN 0.99 ! KK 0.97 KP 0.98 LA 1.00 MK 0.97 ! NL 0.96 NY 0.96 ON 1.00* PT 0.98 ! SC 1.07 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.175637Jy sigma=0.001233 ! Fit after self-cal, rms=0.172457Jy sigma=0.001216 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.038 mas, bmaj=3.664 mas, bpa=3.337 degrees ! Estimated noise=333.767 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 (1, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00600676 Jy ! Component: 100 - total flux cleaned = 0.00864331 Jy ! Component: 150 - total flux cleaned = 0.00944948 Jy ! Component: 200 - total flux cleaned = 0.00994709 Jy ! Total flux subtracted in 200 components = 0.00994709 Jy ! Clean residual min=-0.002450 max=0.002678 Jy/beam ! Clean residual mean=0.000039 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.767632 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.767632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172203Jy sigma=0.001214 ! Fit after self-cal, rms=0.172190Jy sigma=0.001214 ! 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=0.172190Jy sigma=0.001214 ! Fit after self-cal, rms=0.171694Jy sigma=0.001210 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.034 mas, bmaj=3.661 mas, bpa=3.206 degrees ! Estimated noise=333.987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334025 Jy ! Component: 100 - total flux cleaned = 0.00446491 Jy ! Component: 150 - total flux cleaned = 0.00522578 Jy ! Component: 200 - total flux cleaned = 0.00569296 Jy ! Total flux subtracted in 200 components = 0.00569296 Jy ! Clean residual min=-0.002112 max=0.002169 Jy/beam ! Clean residual mean=0.000024 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.773325 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.773325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171601Jy sigma=0.001210 ! Fit after self-cal, rms=0.171594Jy sigma=0.001210 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 = 0.000735964 Jy ! Component: 100 - total flux cleaned = 0.00102114 Jy ! Component: 150 - total flux cleaned = 0.00127508 Jy ! Component: 200 - total flux cleaned = 0.00142944 Jy ! Total flux subtracted in 200 components = 0.00142944 Jy ! Clean residual min=-0.002112 max=0.002228 Jy/beam ! Clean residual mean=0.000024 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.774755 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.774755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171566Jy sigma=0.001210 ! Fit after self-cal, rms=0.171568Jy sigma=0.001210 ! 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=0.171568Jy sigma=0.001210 ! Fit after self-cal, rms=0.171155Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.03 mas, bmaj=3.654 mas, bpa=3.233 degrees ! Estimated noise=333.941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204766 Jy ! Component: 100 - total flux cleaned = 0.00257456 Jy ! Component: 150 - total flux cleaned = 0.00301633 Jy ! Component: 200 - total flux cleaned = 0.00335574 Jy ! Total flux subtracted in 200 components = 0.00335574 Jy ! Clean residual min=-0.002070 max=0.002031 Jy/beam ! Clean residual mean=0.000024 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.77811 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.77811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171110Jy sigma=0.001209 ! Fit after self-cal, rms=0.171104Jy sigma=0.001209 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 = 0.000370695 Jy ! Component: 100 - total flux cleaned = 0.000485129 Jy ! Component: 150 - total flux cleaned = 0.000627583 Jy ! Component: 200 - total flux cleaned = 0.000726513 Jy ! Total flux subtracted in 200 components = 0.000726513 Jy ! Clean residual min=-0.002064 max=0.002053 Jy/beam ! Clean residual mean=0.000024 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.778837 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.778837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171086Jy sigma=0.001209 ! Fit after self-cal, rms=0.171088Jy sigma=0.001209 ! 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=0.171088Jy sigma=0.001209 ! Fit after self-cal, rms=0.170826Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.589 mas, bmaj=9.499 mas, bpa=-8.33 degrees ! Estimated noise=465.935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181503 Jy ! Component: 100 - total flux cleaned = 0.00248931 Jy ! Component: 150 - total flux cleaned = 0.00264529 Jy ! Component: 200 - total flux cleaned = 0.0026832 Jy ! Total flux subtracted in 200 components = 0.0026832 Jy ! Clean residual min=-0.002347 max=0.002261 Jy/beam ! Clean residual mean=0.000068 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.78152 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.78152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170817Jy sigma=0.001209 ! Fit after self-cal, rms=0.170810Jy sigma=0.001209 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 = 0.000179332 Jy ! Component: 100 - total flux cleaned = 0.00019848 Jy ! Component: 150 - total flux cleaned = 0.000198906 Jy ! Component: 200 - total flux cleaned = 0.000198693 Jy ! Total flux subtracted in 200 components = 0.000198693 Jy ! Clean residual min=-0.002341 max=0.002224 Jy/beam ! Clean residual mean=0.000067 rms=0.000796 Jy/beam ! Combined flux in latest and established models = 0.781719 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.781719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170810Jy sigma=0.001209 ! Fit after self-cal, rms=0.170811Jy sigma=0.001209 ! 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=3.028 mas, bmaj=3.649 mas, bpa=3.267 degrees ! Estimated noise=333.968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.028 x 3.649 at 3.267 degrees (North through East) ! Clean map min=-0.0018355 max=0.60115 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=0.170811Jy sigma=0.001209 ! Fit after self-cal, rms=0.221666Jy sigma=0.001106 ! Inverting map and beam ! Estimated beam: bmin=3.027 mas, bmaj=3.647 mas, bpa=3.255 degrees ! Estimated noise=334.371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127489 Jy ! Component: 100 - total flux cleaned = 0.00144813 Jy ! Component: 150 - total flux cleaned = 0.00156661 Jy ! Component: 200 - total flux cleaned = 0.00167549 Jy ! Total flux subtracted in 200 components = 0.00167549 Jy ! Clean residual min=-0.002057 max=0.001879 Jy/beam ! Clean residual mean=0.000028 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.783394 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 123 components and 0.783394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221648Jy sigma=0.001106 ! Fit after self-cal, rms=0.221664Jy sigma=0.001106 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153562 Jy ! Component: 100 - total flux cleaned = 0.000252407 Jy ! Component: 150 - total flux cleaned = 0.000314575 Jy ! Component: 200 - total flux cleaned = 0.000403545 Jy ! Total flux subtracted in 200 components = 0.000403545 Jy ! Clean residual min=-0.002049 max=0.001838 Jy/beam ! Clean residual mean=0.000028 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.783798 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 126 components and 0.783798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221654Jy sigma=0.001106 ! Fit after self-cal, rms=0.221655Jy sigma=0.001106 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221655Jy sigma=0.001106 ! Fit after self-cal, rms=0.233594Jy sigma=0.001106 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=2.363 mas, bmaj=2.872 mas, bpa=-6.717 degrees ! Estimated noise=724.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.46013 Jy ! Component: 100 - total flux cleaned = 0.565253 Jy ! Component: 150 - total flux cleaned = 0.616155 Jy ! Component: 200 - total flux cleaned = 0.650853 Jy ! Total flux subtracted in 200 components = 0.650853 Jy ! Clean residual min=-0.006270 max=0.019269 Jy/beam ! Clean residual mean=-0.000085 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 0.650853 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.650854 Jy ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=3.644 mas, bpa=3.308 degrees ! Estimated noise=334.472 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 = 0.0475455 Jy ! Component: 100 - total flux cleaned = 0.0757617 Jy ! Component: 150 - total flux cleaned = 0.0940244 Jy ! Component: 200 - total flux cleaned = 0.106235 Jy ! Total flux subtracted in 200 components = 0.106235 Jy ! Clean residual min=-0.003069 max=0.006663 Jy/beam ! Clean residual mean=0.000039 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.757089 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 67 components and 0.757089 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829569 Jy ! Component: 100 - total flux cleaned = 0.0140401 Jy ! Component: 150 - total flux cleaned = 0.0180864 Jy ! Component: 200 - total flux cleaned = 0.0210019 Jy ! Total flux subtracted in 200 components = 0.0210019 Jy ! Clean residual min=-0.002213 max=0.002168 Jy/beam ! Clean residual mean=0.000032 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.778091 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 100 components and 0.778091 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=8.583 mas, bmaj=9.485 mas, bpa=-8.51 degrees ! Estimated noise=467.525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397535 Jy ! Component: 100 - total flux cleaned = 0.00579345 Jy ! Component: 150 - total flux cleaned = 0.00668382 Jy ! Component: 200 - total flux cleaned = 0.00713361 Jy ! Total flux subtracted in 200 components = 0.00713361 Jy ! Clean residual min=-0.002123 max=0.002168 Jy/beam ! Clean residual mean=0.000079 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.785225 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 = 0.000232389 Jy ! Component: 100 - total flux cleaned = 0.000274705 Jy ! Component: 150 - total flux cleaned = 0.000296107 Jy ! Component: 200 - total flux cleaned = 0.000315813 Jy ! Total flux subtracted in 200 components = 0.000315813 Jy ! Clean residual min=-0.002079 max=0.002105 Jy/beam ! Clean residual mean=0.000078 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.78554 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 139 components and 0.785541 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.026 mas, bmaj=3.644 mas, bpa=3.308 degrees ! Estimated noise=334.472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.4512e-05 Jy ! Component: 100 - total flux cleaned = 0.000153511 Jy ! Component: 150 - total flux cleaned = 0.000180478 Jy ! Component: 200 - total flux cleaned = 0.00020476 Jy ! Total flux subtracted in 200 components = 0.00020476 Jy ! Clean residual min=-0.001947 max=0.001798 Jy/beam ! Clean residual mean=0.000028 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.785745 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 149 components and 0.785745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233551Jy sigma=0.001105 ! Fit after self-cal, rms=0.233558Jy sigma=0.001105 wmodel J0017+8135_S_2008_07_09_pus_map.mod ! Writing 149 model components to file: J0017+8135_S_2008_07_09_pus_map.mod wobs J0017+8135_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0017+8135_S_2008_07_09_pus_uvs.fits wwins J0017+8135_S_2008_07_09_pus_map.win ! wwins: Wrote 4 windows to J0017+8135_S_2008_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 = -8.67971e-05 Jy ! Component: 100 - total flux cleaned = 0.000336547 Jy ! Component: 150 - total flux cleaned = 0.000594179 Jy ! Component: 200 - total flux cleaned = 0.000841076 Jy ! Component: 250 - total flux cleaned = 0.000973172 Jy ! Component: 300 - total flux cleaned = 0.0011268 Jy ! Component: 350 - total flux cleaned = 0.00127596 Jy ! Component: 400 - total flux cleaned = 0.00137319 Jy ! Component: 450 - total flux cleaned = 0.00153868 Jy ! Component: 500 - total flux cleaned = 0.00172353 Jy ! Component: 550 - total flux cleaned = 0.00188208 Jy ! Component: 600 - total flux cleaned = 0.00203761 Jy ! Component: 650 - total flux cleaned = 0.00214689 Jy ! Component: 700 - total flux cleaned = 0.00231919 Jy ! Component: 750 - total flux cleaned = 0.00244625 Jy ! Component: 800 - total flux cleaned = 0.00259234 Jy ! Component: 850 - total flux cleaned = 0.00275704 Jy ! Component: 900 - total flux cleaned = 0.00287886 Jy ! Component: 950 - total flux cleaned = 0.00295887 Jy ! Component: 1000 - total flux cleaned = 0.003038 Jy ! Component: 1050 - total flux cleaned = 0.00307742 Jy ! Component: 1100 - total flux cleaned = 0.00321378 Jy ! Component: 1150 - total flux cleaned = 0.00332922 Jy ! Component: 1200 - total flux cleaned = 0.00350011 Jy ! Component: 1250 - total flux cleaned = 0.00355661 Jy ! Component: 1300 - total flux cleaned = 0.00364992 Jy ! Component: 1350 - total flux cleaned = 0.00376047 Jy ! Component: 1400 - total flux cleaned = 0.00379698 Jy ! Component: 1450 - total flux cleaned = 0.00385125 Jy ! Component: 1500 - total flux cleaned = 0.00390528 Jy ! Component: 1550 - total flux cleaned = 0.00404732 Jy ! Component: 1600 - total flux cleaned = 0.00404731 Jy ! Component: 1650 - total flux cleaned = 0.00411735 Jy ! Component: 1700 - total flux cleaned = 0.0042211 Jy ! Component: 1750 - total flux cleaned = 0.00423829 Jy ! Component: 1800 - total flux cleaned = 0.00434029 Jy ! Component: 1850 - total flux cleaned = 0.00437404 Jy ! Component: 1900 - total flux cleaned = 0.00437396 Jy ! Component: 1950 - total flux cleaned = 0.00449035 Jy ! Component: 2000 - total flux cleaned = 0.00453995 Jy ! Total flux subtracted in 2048 components = 0.00458911 Jy ! Clean residual min=-0.001102 max=0.000892 Jy/beam ! Clean residual mean=0.000021 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.790334 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 297 components and 0.790335 Jy wmap "J0017+8135_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 3.644 at 3.308 degrees (North through East) ! Clean map min=-0.0015804 max=0.60038 Jy/beam ! Writing clean map to FITS file: J0017+8135_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.600376 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000312466 device "J0017+8135_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0017+8135_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156135 0.156135 0.31227 0.62454 1.24908 2.49816 4.99632 9.99265 19.9853 39.9706 79.9412 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.6 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.026 x 3.644 at 3.308 degrees (North through East) ! Clean map min=-0.0015804 max=0.60038 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0017+8135_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0017+8135_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0017+8135_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:11:41 2010