! Started logfile: J0646+4451_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:13:52 2010 obs J0646+4451_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0646+4451_S_2008_07_09_pus_uva.fits ! AN table 1: 49 integrations on 105 of 105 possible baselines. ! AN table 2: 35 integrations on 105 of 105 possible baselines. ! AN table 3: 58 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.260899 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! ! 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 15560 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 282 telescope corrections were flagged in sub-array 1. ! A total of 351 telescope corrections were flagged in sub-array 2. ! A total of 523 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 282 telescope corrections were flagged in sub-array 1. ! A total of 351 telescope corrections were flagged in sub-array 2. ! A total of 523 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 282 telescope corrections were flagged in sub-array 1. ! A total of 351 telescope corrections were flagged in sub-array 2. ! A total of 523 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 282 telescope corrections were flagged in sub-array 1. ! A total of 351 telescope corrections were flagged in sub-array 2. ! A total of 523 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.653799Jy sigma=0.003495 ! Fit after self-cal, rms=0.500957Jy sigma=0.002823 ! 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=1.832 mas, bmaj=2.992 mas, bpa=-0.2451 degrees ! Estimated noise=1363.16 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 = 1.03963 Jy ! Component: 100 - total flux cleaned = 1.26634 Jy ! Total flux subtracted in 100 components = 1.26634 Jy ! Clean residual min=-0.016533 max=0.063253 Jy/beam ! Clean residual mean=0.000157 rms=0.005177 Jy/beam ! Combined flux in latest and established models = 1.26634 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1.26634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.380091Jy sigma=0.001705 ! Fit after self-cal, rms=0.380083Jy sigma=0.001705 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0643863 Jy ! Component: 100 - total flux cleaned = 0.0964267 Jy ! Total flux subtracted in 100 components = 0.0964267 Jy ! Clean residual min=-0.018337 max=0.020185 Jy/beam ! Clean residual mean=0.000016 rms=0.004117 Jy/beam ! Combined flux in latest and established models = 1.36277 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.36277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.368841Jy sigma=0.001573 ! Fit after self-cal, rms=0.368829Jy sigma=0.001573 ! 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=2.14 mas, bmaj=3.463 mas, bpa=0.04114 degrees ! Estimated noise=945.798 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 = 0.0232734 Jy ! Component: 100 - total flux cleaned = 0.0359273 Jy ! Component: 150 - total flux cleaned = 0.0433273 Jy ! Component: 200 - total flux cleaned = 0.0477331 Jy ! Total flux subtracted in 200 components = 0.0477331 Jy ! Clean residual min=-0.017712 max=0.016792 Jy/beam ! Clean residual mean=-0.000449 rms=0.003701 Jy/beam ! Combined flux in latest and established models = 1.4105 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 1.4105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367039Jy sigma=0.001559 ! Fit after self-cal, rms=0.367019Jy sigma=0.001559 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HH 1.00* HN 1.03 ! KK 1.03 KP 1.01 LA 1.02 MK 1.01 ! NL 0.99 NY 1.00 ON 1.00 PT 1.03 ! SC 1.04 WZ 0.95 ZC 1.00 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* HH 1.00* HN 1.07 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.04 NY 1.03 ON 0.99 PT 1.00* ! SC 1.05 WZ 0.96 ZC 0.95 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.08 HH 1.00* HN 1.00* ! KK 1.00 KP 1.03 LA 0.99 MK 0.96 ! NL 1.05 NY 1.01 ON 1.02 PT 1.00 ! SC 1.00* WZ 1.01 ZC 1.06 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HH 1.00* HN 1.04 ! KK 0.95 KP 1.03 LA 1.01 MK 1.00 ! NL 0.95 NY 1.02 ON 1.02 PT 1.03 ! SC 1.02 WZ 1.01 ZC 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* HH 1.00* HN 1.07 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.01 NY 0.97 ON 1.01 PT 1.00* ! SC 1.04 WZ 0.99 ZC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.08 HH 1.00* HN 1.00* ! KK 0.93 KP 1.04 LA 0.99 MK 0.95 ! NL 1.02 NY 1.03 ON 1.03 PT 0.97 ! SC 1.00* WZ 1.07 ZC 1.08 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HH 1.00* HN 1.00 ! KK 1.03 KP 1.01 LA 1.00 MK 1.00 ! NL 1.01 NY 0.99 ON 0.97 PT 1.04 ! SC 1.02 WZ 0.98 ZC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.00* HH 1.00* HN 1.04 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.03 NY 0.98 ON 0.99 PT 1.00* ! SC 1.07 WZ 0.96 ZC 0.99 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.05 HH 1.00* HN 1.00* ! KK 1.01 KP 1.03 LA 0.99 MK 0.94 ! NL 1.08 NY 0.99 ON 0.96 PT 1.00 ! SC 1.00* WZ 1.05 ZC 1.12 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HH 1.00* HN 1.01 ! KK 1.00 KP 0.97 LA 1.01 MK 0.99 ! NL 0.96 NY 0.95 ON 1.00 PT 1.01 ! SC 1.06 WZ 0.97 ZC 0.78 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.00* HH 1.00* HN 1.02 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00 NY 0.95 ON 0.99 PT 1.00* ! SC 1.06 WZ 0.96 ZC 0.76 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HH 1.00* HN 1.00* ! KK 0.98 KP 0.98 LA 0.98 MK 0.94 ! NL 1.03 NY 0.95 ON 0.98 PT 0.95 ! SC 1.00* WZ 1.02 ZC 0.85 ! ! ! Fit before self-cal, rms=0.367019Jy sigma=0.001559 ! Fit after self-cal, rms=0.352190Jy sigma=0.001444 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.128 mas, bmaj=3.458 mas, bpa=0.2771 degrees ! Estimated noise=942.322 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 = 0.00551961 Jy ! Component: 100 - total flux cleaned = 0.00635413 Jy ! Component: 150 - total flux cleaned = 0.00725541 Jy ! Component: 200 - total flux cleaned = 0.00795198 Jy ! Total flux subtracted in 200 components = 0.00795198 Jy ! Clean residual min=-0.011315 max=0.011299 Jy/beam ! Clean residual mean=-0.000101 rms=0.002998 Jy/beam ! Combined flux in latest and established models = 1.41845 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 1.41845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351716Jy sigma=0.001443 ! Fit after self-cal, rms=0.351876Jy sigma=0.001442 ! 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=0.351876Jy sigma=0.001442 ! Fit after self-cal, rms=0.347031Jy sigma=0.001376 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.123 mas, bmaj=3.457 mas, bpa=0.1675 degrees ! Estimated noise=941.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272675 Jy ! Component: 100 - total flux cleaned = 0.00276038 Jy ! Component: 150 - total flux cleaned = 0.00276192 Jy ! Component: 200 - total flux cleaned = 0.00249052 Jy ! Total flux subtracted in 200 components = 0.00249052 Jy ! Clean residual min=-0.005738 max=0.006506 Jy/beam ! Clean residual mean=0.000096 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 1.42094 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 1.42094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346847Jy sigma=0.001375 ! Fit after self-cal, rms=0.346819Jy sigma=0.001375 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-28, 50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419582 Jy ! Component: 100 - total flux cleaned = 0.00525421 Jy ! Component: 150 - total flux cleaned = 0.00549394 Jy ! Component: 200 - total flux cleaned = 0.00579997 Jy ! Total flux subtracted in 200 components = 0.00579997 Jy ! Clean residual min=-0.005661 max=0.005828 Jy/beam ! Clean residual mean=0.000061 rms=0.001351 Jy/beam ! Combined flux in latest and established models = 1.42674 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 1.42674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346648Jy sigma=0.001374 ! Fit after self-cal, rms=0.346635Jy sigma=0.001374 ! 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=0.346635Jy sigma=0.001374 ! Fit after self-cal, rms=0.346631Jy sigma=0.001372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.122 mas, bmaj=3.456 mas, bpa=0.1837 degrees ! Estimated noise=941.012 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180379 Jy ! Component: 100 - total flux cleaned = 0.00211588 Jy ! Component: 150 - total flux cleaned = 0.00202836 Jy ! Component: 200 - total flux cleaned = 0.00194928 Jy ! Total flux subtracted in 200 components = 0.00194928 Jy ! Clean residual min=-0.005738 max=0.005561 Jy/beam ! Clean residual mean=0.000087 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 1.42869 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 1.42869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346526Jy sigma=0.001372 ! Fit after self-cal, rms=0.346507Jy sigma=0.001372 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 = 8.61113e-05 Jy ! Component: 100 - total flux cleaned = -5.14687e-05 Jy ! Component: 150 - total flux cleaned = -0.000177896 Jy ! Component: 200 - total flux cleaned = -0.000236589 Jy ! Total flux subtracted in 200 components = -0.000236589 Jy ! Clean residual min=-0.005721 max=0.005549 Jy/beam ! Clean residual mean=0.000089 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 1.42846 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 60 components and 1.42846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.346466Jy sigma=0.001371 ! Fit after self-cal, rms=0.346464Jy sigma=0.001371 ! 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=0.346464Jy sigma=0.001371 ! Fit after self-cal, rms=0.345936Jy sigma=0.001371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.472 mas, bmaj=8.749 mas, bpa=89.02 degrees ! Estimated noise=1391.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281441 Jy ! Component: 100 - total flux cleaned = 0.00330414 Jy ! Component: 150 - total flux cleaned = 0.00336575 Jy ! Component: 200 - total flux cleaned = 0.00342004 Jy ! Total flux subtracted in 200 components = 0.00342004 Jy ! Clean residual min=-0.006880 max=0.006187 Jy/beam ! Clean residual mean=0.000231 rms=0.001762 Jy/beam ! Combined flux in latest and established models = 1.43188 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 66 components and 1.43188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345945Jy sigma=0.001371 ! Fit after self-cal, rms=0.345924Jy sigma=0.001371 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 = 0.000137105 Jy ! Component: 100 - total flux cleaned = 0.00019774 Jy ! Component: 150 - total flux cleaned = 0.000196855 Jy ! Component: 200 - total flux cleaned = 0.000195129 Jy ! Total flux subtracted in 200 components = 0.000195129 Jy ! Clean residual min=-0.006808 max=0.006097 Jy/beam ! Clean residual mean=0.000224 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 1.43207 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 1.43207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345949Jy sigma=0.001372 ! Fit after self-cal, rms=0.345933Jy sigma=0.001371 ! 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=2.12 mas, bmaj=3.456 mas, bpa=0.1697 degrees ! Estimated noise=940.215 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.12 x 3.456 at 0.1697 degrees (North through East) ! Clean map min=-0.0054588 max=1.3282 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=0.345933Jy sigma=0.001371 ! Fit after self-cal, rms=1.350595Jy sigma=0.001104 ! Inverting map and beam ! Estimated beam: bmin=2.119 mas, bmaj=3.458 mas, bpa=0.2406 degrees ! Estimated noise=941.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293559 Jy ! Component: 100 - total flux cleaned = 0.00356212 Jy ! Component: 150 - total flux cleaned = 0.0038549 Jy ! Component: 200 - total flux cleaned = 0.00391778 Jy ! Total flux subtracted in 200 components = 0.00391778 Jy ! Clean residual min=-0.004102 max=0.005323 Jy/beam ! Clean residual mean=0.000068 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 1.43599 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 1.43599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.350566Jy sigma=0.001103 ! Fit after self-cal, rms=1.351204Jy sigma=0.001103 ! Inverting map ! Added new window around map position (4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375147 Jy ! Component: 100 - total flux cleaned = 0.00376131 Jy ! Component: 150 - total flux cleaned = 0.00383231 Jy ! Component: 200 - total flux cleaned = 0.00376538 Jy ! Total flux subtracted in 200 components = 0.00376538 Jy ! Clean residual min=-0.004074 max=0.004374 Jy/beam ! Clean residual mean=0.000039 rms=0.001065 Jy/beam ! Combined flux in latest and established models = 1.43975 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 1.43975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.351159Jy sigma=0.001102 ! Fit after self-cal, rms=1.351038Jy sigma=0.001102 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.351038Jy sigma=0.001102 ! Fit after self-cal, rms=1.519786Jy sigma=0.001102 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=1.814 mas, bmaj=2.995 mas, bpa=-0.09662 degrees ! Estimated noise=1347.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02529 Jy ! Component: 100 - total flux cleaned = 1.24994 Jy ! Component: 150 - total flux cleaned = 1.32502 Jy ! Component: 200 - total flux cleaned = 1.36204 Jy ! Total flux subtracted in 200 components = 1.36204 Jy ! Clean residual min=-0.007289 max=0.017088 Jy/beam ! Clean residual mean=0.000118 rms=0.001887 Jy/beam ! Combined flux in latest and established models = 1.36204 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 11 model components to the UV plane model. ! The established model now contains 11 components and 1.36204 Jy ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=3.458 mas, bpa=0.21 degrees ! Estimated noise=942.3 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 = 0.0293733 Jy ! Component: 100 - total flux cleaned = 0.0453827 Jy ! Component: 150 - total flux cleaned = 0.0551824 Jy ! Component: 200 - total flux cleaned = 0.061848 Jy ! Total flux subtracted in 200 components = 0.061848 Jy ! Clean residual min=-0.004537 max=0.005215 Jy/beam ! Clean residual mean=0.000193 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 1.42389 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 1.42389 Jy ! Inverting map ! Added new window around map position (-3, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542545 Jy ! Component: 100 - total flux cleaned = 0.00956249 Jy ! Component: 150 - total flux cleaned = 0.012696 Jy ! Component: 200 - total flux cleaned = 0.0146535 Jy ! Total flux subtracted in 200 components = 0.0146535 Jy ! Clean residual min=-0.004172 max=0.003966 Jy/beam ! Clean residual mean=0.000087 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 1.43855 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 66 components and 1.43855 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=8.471 mas, bmaj=8.743 mas, bpa=88.91 degrees ! Estimated noise=1398.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360755 Jy ! Component: 100 - total flux cleaned = 0.00480725 Jy ! Component: 150 - total flux cleaned = 0.00533312 Jy ! Component: 200 - total flux cleaned = 0.00562481 Jy ! Total flux subtracted in 200 components = 0.00562481 Jy ! Clean residual min=-0.003968 max=0.005610 Jy/beam ! Clean residual mean=0.000169 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 1.44417 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 = 0.000104092 Jy ! Component: 100 - total flux cleaned = 0.000165056 Jy ! Component: 150 - total flux cleaned = 0.000220492 Jy ! Component: 200 - total flux cleaned = 0.00029675 Jy ! Total flux subtracted in 200 components = 0.00029675 Jy ! Clean residual min=-0.004020 max=0.005654 Jy/beam ! Clean residual mean=0.000161 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 1.44447 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 107 components and 1.44447 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=3.458 mas, bpa=0.21 degrees ! Estimated noise=942.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000200598 Jy ! Component: 100 - total flux cleaned = -0.00012379 Jy ! Component: 150 - total flux cleaned = 1.95925e-05 Jy ! Component: 200 - total flux cleaned = 0.000155642 Jy ! Total flux subtracted in 200 components = 0.000155642 Jy ! Clean residual min=-0.004079 max=0.004230 Jy/beam ! Clean residual mean=0.000042 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 1.44462 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 124 components and 1.44462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.519754Jy sigma=0.001101 ! Fit after self-cal, rms=1.519806Jy sigma=0.001101 wmodel J0646+4451_S_2008_07_09_pus_map.mod ! Writing 124 model components to file: J0646+4451_S_2008_07_09_pus_map.mod wobs J0646+4451_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0646+4451_S_2008_07_09_pus_uvs.fits wwins J0646+4451_S_2008_07_09_pus_map.win ! wwins: Wrote 4 windows to J0646+4451_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 = -0.000246346 Jy ! Component: 100 - total flux cleaned = -0.000386715 Jy ! Component: 150 - total flux cleaned = -0.000385926 Jy ! Component: 200 - total flux cleaned = -0.000319072 Jy ! Component: 250 - total flux cleaned = -0.000382438 Jy ! Component: 300 - total flux cleaned = -0.000382238 Jy ! Component: 350 - total flux cleaned = -0.000443008 Jy ! Component: 400 - total flux cleaned = -0.000562713 Jy ! Component: 450 - total flux cleaned = -0.000680522 Jy ! Component: 500 - total flux cleaned = -0.000738473 Jy ! Component: 550 - total flux cleaned = -0.000796822 Jy ! Component: 600 - total flux cleaned = -0.0010803 Jy ! Component: 650 - total flux cleaned = -0.00119179 Jy ! Component: 700 - total flux cleaned = -0.00124689 Jy ! Component: 750 - total flux cleaned = -0.00152151 Jy ! Component: 800 - total flux cleaned = -0.00157576 Jy ! Component: 850 - total flux cleaned = -0.00173779 Jy ! Component: 900 - total flux cleaned = -0.00189787 Jy ! Component: 950 - total flux cleaned = -0.0020569 Jy ! Component: 1000 - total flux cleaned = -0.00216221 Jy ! Component: 1050 - total flux cleaned = -0.002318 Jy ! Component: 1100 - total flux cleaned = -0.00231817 Jy ! Component: 1150 - total flux cleaned = -0.00252353 Jy ! Component: 1200 - total flux cleaned = -0.00252326 Jy ! Component: 1250 - total flux cleaned = -0.00267494 Jy ! Component: 1300 - total flux cleaned = -0.00292607 Jy ! Component: 1350 - total flux cleaned = -0.00297547 Jy ! Component: 1400 - total flux cleaned = -0.00312395 Jy ! Component: 1450 - total flux cleaned = -0.00322233 Jy ! Component: 1500 - total flux cleaned = -0.00327113 Jy ! Component: 1550 - total flux cleaned = -0.0034167 Jy ! Component: 1600 - total flux cleaned = -0.00332011 Jy ! Component: 1650 - total flux cleaned = -0.00346376 Jy ! Component: 1700 - total flux cleaned = -0.00351114 Jy ! Component: 1750 - total flux cleaned = -0.00351111 Jy ! Component: 1800 - total flux cleaned = -0.00346385 Jy ! Component: 1850 - total flux cleaned = -0.00355775 Jy ! Component: 1900 - total flux cleaned = -0.00355788 Jy ! Component: 1950 - total flux cleaned = -0.00365034 Jy ! Component: 2000 - total flux cleaned = -0.00351175 Jy ! Total flux subtracted in 2048 components = -0.00342001 Jy ! Clean residual min=-0.002651 max=0.002973 Jy/beam ! Clean residual mean=0.000053 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 1.4412 Jy keep ! Adding 168 model components to the UV plane model. ! The established model now contains 292 components and 1.4412 Jy wmap "J0646+4451_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.116 x 3.458 at 0.21 degrees (North through East) ! Clean map min=-0.0039403 max=1.3289 Jy/beam ! Writing clean map to FITS file: J0646+4451_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 1.32886 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000866355 device "J0646+4451_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.195585 0.195585 0.391171 0.782342 1.56468 3.12937 6.25873 12.5175 25.0349 50.0699 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.328 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.116 x 3.458 at 0.21 degrees (North through East) ! Clean map min=-0.0039403 max=1.3289 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0646+4451_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0646+4451_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0646+4451_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:13:56 2010