! Started logfile: J0958+6533_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:38:52 2010 obs J0958+6533_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0958+6533_S_2008_04_02_pus_uva.fits ! AN table 1: 219 integrations on 120 of 120 possible baselines. ! AN table 2: 31 integrations on 120 of 120 possible baselines. ! AN table 3: 55 integrations on 120 of 120 possible baselines. ! AN table 4: 220 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0867143 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0958+6533 ! ! 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 984 lines of history. ! ! Reading 21852 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 2410 telescope corrections were flagged in sub-array 1. ! A total of 279 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 3216 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2410 telescope corrections were flagged in sub-array 1. ! A total of 279 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 3216 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2410 telescope corrections were flagged in sub-array 1. ! A total of 279 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 3216 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2410 telescope corrections were flagged in sub-array 1. ! A total of 279 telescope corrections were flagged in sub-array 2. ! A total of 623 telescope corrections were flagged in sub-array 3. ! A total of 3216 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.622921Jy sigma=0.005418 ! Fit after self-cal, rms=0.416671Jy sigma=0.003714 ! 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=2.071 mas, bmaj=3.21 mas, bpa=-75.51 degrees ! Estimated noise=1148.41 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 = 0.448797 Jy ! Component: 100 - total flux cleaned = 0.565145 Jy ! Total flux subtracted in 100 components = 0.565145 Jy ! Clean residual min=-0.016594 max=0.047723 Jy/beam ! Clean residual mean=0.000169 rms=0.004782 Jy/beam ! Combined flux in latest and established models = 0.565145 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.565145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230513Jy sigma=0.001961 ! Fit after self-cal, rms=0.230511Jy sigma=0.001960 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0503005 Jy ! Component: 100 - total flux cleaned = 0.0753568 Jy ! Total flux subtracted in 100 components = 0.0753568 Jy ! Clean residual min=-0.015129 max=0.017823 Jy/beam ! Clean residual mean=0.000124 rms=0.004053 Jy/beam ! Combined flux in latest and established models = 0.640501 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.640501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211433Jy sigma=0.001766 ! Fit after self-cal, rms=0.211365Jy sigma=0.001766 ! 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=3.487 mas, bmaj=4.565 mas, bpa=-73.43 degrees ! Estimated noise=547.018 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 = 0.03328 Jy ! Component: 100 - total flux cleaned = 0.0455675 Jy ! Component: 150 - total flux cleaned = 0.0511509 Jy ! Component: 200 - total flux cleaned = 0.0525462 Jy ! Total flux subtracted in 200 components = 0.0525462 Jy ! Clean residual min=-0.014005 max=0.022554 Jy/beam ! Clean residual mean=0.000296 rms=0.004299 Jy/beam ! Combined flux in latest and established models = 0.693048 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.693048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206439Jy sigma=0.001724 ! Fit after self-cal, rms=0.206402Jy sigma=0.001724 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 216 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HH 1.00* HN 1.11 ! KK 1.08 KP 1.02 LA 1.19 MK 0.80 ! NL 0.95 NY 0.92 ON 1.00* OV 0.97 ! PT 0.99 SC 1.10 WZ 0.96 ZC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.07 HH 1.00* HN 1.12 ! KK 1.04 KP 0.99 LA 1.18 MK 0.75 ! NL 0.93 NY 1.00* ON 1.00* OV 0.98 ! PT 1.01 SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.19 HH 1.00* HN 1.17 ! KK 1.00* KP 1.07 LA 1.28 MK 1.00* ! NL 1.00* NY 0.85 ON 1.00* OV 1.00 ! PT 1.09 SC 1.00* WZ 1.00* ZC 1.21 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.12 HH 1.00* HN 1.08 ! KK 1.00* KP 0.93 LA 1.21 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 0.99 ! PT 1.01 SC 1.11 WZ 0.97 ZC 2.23 ! ! ! Correcting IF 2. ! A total of 216 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.12 HH 1.00* HN 1.18 ! KK 1.03 KP 1.06 LA 1.09 MK 0.87 ! NL 0.98 NY 0.99 ON 1.00* OV 1.00 ! PT 0.99 SC 1.12 WZ 0.90 ZC 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.17 HH 1.00* HN 1.18 ! KK 1.01 KP 1.05 LA 1.10 MK 0.84 ! NL 0.98 NY 1.00* ON 1.00* OV 0.99 ! PT 1.00 SC 1.12 WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.25 HH 1.00* HN 1.22 ! KK 1.00* KP 1.08 LA 1.22 MK 1.00* ! NL 1.00* NY 1.00 ON 1.00* OV 1.01 ! PT 1.06 SC 1.00* WZ 1.00* ZC 1.19 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.19 HH 1.00* HN 1.14 ! KK 1.00* KP 0.99 LA 1.12 MK 1.00* ! NL 0.91 NY 1.00* ON 1.00* OV 1.05 ! PT 0.98 SC 1.16 WZ 0.92 ZC 1.07 ! ! ! Correcting IF 3. ! A total of 216 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.13 HH 1.00* HN 1.21 ! KK 1.06 KP 1.03 LA 0.87 MK 0.88 ! NL 1.03 NY 0.93 ON 1.00* OV 1.02 ! PT 1.03 SC 1.04 WZ 0.80 ZC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.16 HH 1.00* HN 1.18 ! KK 1.06 KP 1.03 LA 0.88 MK 0.86 ! NL 1.00 NY 1.00* ON 1.00* OV 1.03 ! PT 1.05 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.27 HH 1.00* HN 1.25 ! KK 1.00* KP 1.06 LA 0.95 MK 1.00* ! NL 1.00* NY 0.95 ON 1.00* OV 1.05 ! PT 1.13 SC 1.00* WZ 1.00* ZC 1.10 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 1.20 HH 1.00* HN 1.14 ! KK 1.00* KP 0.98 LA 0.90 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.02 ! PT 1.05 SC 1.10 WZ 0.75 ZC 1.19 ! ! ! Correcting IF 4. ! A total of 216 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.10 HH 1.00* HN 1.10 ! KK 1.03 KP 0.96 LA 0.75 MK 0.92 ! NL 0.94 NY 1.00 ON 1.00* OV 0.84 ! PT 0.90 SC 1.05 WZ 0.78 ZC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.15 HH 1.00* HN 1.10 ! KK 1.00 KP 0.93 LA 0.75 MK 0.91 ! NL 0.92 NY 1.00* ON 1.00* OV 0.84 ! PT 0.90 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.25 HH 1.00* HN 1.13 ! KK 1.00* KP 1.00 LA 0.76 MK 1.00* ! NL 1.00* NY 0.99 ON 1.00* OV 0.88 ! PT 0.98 SC 1.00* WZ 1.00* ZC 1.01 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.99 FD 1.14 HH 1.00* HN 1.05 ! KK 1.00* KP 0.91 LA 0.72 MK 1.00* ! NL 0.88 NY 1.00* ON 1.00* OV 0.84 ! PT 0.90 SC 1.15 WZ 0.72 ZC 1.04 ! ! ! Fit before self-cal, rms=0.206402Jy sigma=0.001724 ! Fit after self-cal, rms=0.170597Jy sigma=0.001422 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.47 mas, bmaj=4.598 mas, bpa=-71.92 degrees ! Estimated noise=561.751 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 (-11, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531285 Jy ! Component: 100 - total flux cleaned = 0.00669748 Jy ! Component: 150 - total flux cleaned = 0.00728142 Jy ! Component: 200 - total flux cleaned = 0.00748612 Jy ! Total flux subtracted in 200 components = 0.00748612 Jy ! Clean residual min=-0.004257 max=0.004698 Jy/beam ! Clean residual mean=0.000128 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 0.700534 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 48 components and 0.700534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170273Jy sigma=0.001419 ! Fit after self-cal, rms=0.170340Jy sigma=0.001417 ! 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=0.170340Jy sigma=0.001417 ! Fit after self-cal, rms=0.170073Jy sigma=0.001414 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=4.591 mas, bpa=-72.09 degrees ! Estimated noise=561.159 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233265 Jy ! Component: 100 - total flux cleaned = 0.00299941 Jy ! Component: 150 - total flux cleaned = 0.00335484 Jy ! Component: 200 - total flux cleaned = 0.00343121 Jy ! Total flux subtracted in 200 components = 0.00343121 Jy ! Clean residual min=-0.004111 max=0.004835 Jy/beam ! Clean residual mean=0.000140 rms=0.001116 Jy/beam ! Combined flux in latest and established models = 0.703965 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 58 components and 0.703965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169939Jy sigma=0.001413 ! Fit after self-cal, rms=0.169911Jy sigma=0.001413 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 (55, 18.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317435 Jy ! Component: 100 - total flux cleaned = 0.00404783 Jy ! Component: 150 - total flux cleaned = 0.00448934 Jy ! Component: 200 - total flux cleaned = 0.00487996 Jy ! Total flux subtracted in 200 components = 0.00487996 Jy ! Clean residual min=-0.003935 max=0.004196 Jy/beam ! Clean residual mean=0.000125 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.708845 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 72 components and 0.708845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169763Jy sigma=0.001411 ! Fit after self-cal, rms=0.169738Jy sigma=0.001411 ! 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=0.169738Jy sigma=0.001411 ! Fit after self-cal, rms=0.169380Jy sigma=0.001410 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=4.593 mas, bpa=-72.03 degrees ! Estimated noise=560.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158272 Jy ! Component: 100 - total flux cleaned = 0.00246204 Jy ! Component: 150 - total flux cleaned = 0.00291484 Jy ! Component: 200 - total flux cleaned = 0.0030523 Jy ! Total flux subtracted in 200 components = 0.0030523 Jy ! Clean residual min=-0.003700 max=0.003837 Jy/beam ! Clean residual mean=0.000136 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.711897 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.711897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169300Jy sigma=0.001409 ! Fit after self-cal, rms=0.169282Jy sigma=0.001409 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 = 0.000522914 Jy ! Component: 100 - total flux cleaned = 0.000938061 Jy ! Component: 150 - total flux cleaned = 0.0010628 Jy ! Component: 200 - total flux cleaned = 0.00112328 Jy ! Total flux subtracted in 200 components = 0.00112328 Jy ! Clean residual min=-0.003735 max=0.003789 Jy/beam ! Clean residual mean=0.000133 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.71302 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.71302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169229Jy sigma=0.001409 ! Fit after self-cal, rms=0.169220Jy sigma=0.001409 ! 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=0.169220Jy sigma=0.001409 ! Fit after self-cal, rms=0.169176Jy sigma=0.001409 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.036 mas, bmaj=10.57 mas, bpa=-84.38 degrees ! Estimated noise=683.822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160816 Jy ! Component: 100 - total flux cleaned = 0.00180177 Jy ! Component: 150 - total flux cleaned = 0.00201907 Jy ! Component: 200 - total flux cleaned = 0.00206443 Jy ! Total flux subtracted in 200 components = 0.00206443 Jy ! Clean residual min=-0.004352 max=0.004524 Jy/beam ! Clean residual mean=0.000269 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.715085 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 0.715085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169152Jy sigma=0.001409 ! Fit after self-cal, rms=0.169138Jy sigma=0.001408 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 = 0.000183873 Jy ! Component: 100 - total flux cleaned = 0.000419428 Jy ! Component: 150 - total flux cleaned = 0.00038146 Jy ! Component: 200 - total flux cleaned = 0.000345932 Jy ! Total flux subtracted in 200 components = 0.000345932 Jy ! Clean residual min=-0.004325 max=0.004617 Jy/beam ! Clean residual mean=0.000268 rms=0.001396 Jy/beam ! Combined flux in latest and established models = 0.715431 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 90 components and 0.715431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169132Jy sigma=0.001408 ! Fit after self-cal, rms=0.169123Jy sigma=0.001408 ! 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=3.473 mas, bmaj=4.59 mas, bpa=-71.98 degrees ! Estimated noise=560.577 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.473 x 4.59 at -71.98 degrees (North through East) ! Clean map min=-0.0036965 max=0.62746 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=0.169123Jy sigma=0.001408 ! Fit after self-cal, rms=0.176953Jy sigma=0.001224 ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=4.582 mas, bpa=-72.06 degrees ! Estimated noise=561.109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109662 Jy ! Component: 100 - total flux cleaned = 0.00104103 Jy ! Component: 150 - total flux cleaned = 0.00086487 Jy ! Component: 200 - total flux cleaned = 0.000759133 Jy ! Total flux subtracted in 200 components = 0.000759133 Jy ! Clean residual min=-0.003052 max=0.003809 Jy/beam ! Clean residual mean=0.000134 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.71619 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 100 components and 0.71619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176842Jy sigma=0.001224 ! Fit after self-cal, rms=0.176836Jy sigma=0.001224 ! Inverting map ! Added new window around map position (34.5, 34.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359786 Jy ! Component: 100 - total flux cleaned = 0.00465853 Jy ! Component: 150 - total flux cleaned = 0.00472019 Jy ! Component: 200 - total flux cleaned = 0.00472294 Jy ! Total flux subtracted in 200 components = 0.00472294 Jy ! Clean residual min=-0.003104 max=0.003463 Jy/beam ! Clean residual mean=0.000096 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.720913 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 0.720913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176695Jy sigma=0.001223 ! Fit after self-cal, rms=0.176690Jy sigma=0.001223 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176690Jy sigma=0.001223 ! Fit after self-cal, rms=0.176877Jy sigma=0.001223 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=2.083 mas, bmaj=3.259 mas, bpa=-73.1 degrees ! Estimated noise=1208.77 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.467219 Jy ! Component: 100 - total flux cleaned = 0.581698 Jy ! Component: 150 - total flux cleaned = 0.628575 Jy ! Component: 200 - total flux cleaned = 0.652802 Jy ! Total flux subtracted in 200 components = 0.652802 Jy ! Clean residual min=-0.007377 max=0.012770 Jy/beam ! Clean residual mean=0.000055 rms=0.001804 Jy/beam ! Combined flux in latest and established models = 0.652802 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.652802 Jy ! Inverting map and beam ! Estimated beam: bmin=3.473 mas, bmaj=4.576 mas, bpa=-72.04 degrees ! Estimated noise=561.677 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0254462 Jy ! Component: 100 - total flux cleaned = 0.0378731 Jy ! Component: 150 - total flux cleaned = 0.0454618 Jy ! Component: 200 - total flux cleaned = 0.0510875 Jy ! Total flux subtracted in 200 components = 0.0510875 Jy ! Clean residual min=-0.003345 max=0.003625 Jy/beam ! Clean residual mean=0.000196 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.70389 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 61 components and 0.70389 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=8.03 mas, bmaj=10.57 mas, bpa=-84.62 degrees ! Estimated noise=685.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635686 Jy ! Component: 100 - total flux cleaned = 0.010587 Jy ! Component: 150 - total flux cleaned = 0.0137341 Jy ! Component: 200 - total flux cleaned = 0.0161264 Jy ! Total flux subtracted in 200 components = 0.0161264 Jy ! Clean residual min=-0.003538 max=0.004157 Jy/beam ! Clean residual mean=0.000261 rms=0.001121 Jy/beam ! Combined flux in latest and established models = 0.720016 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 = 0.0018447 Jy ! Component: 100 - total flux cleaned = 0.00301657 Jy ! Component: 150 - total flux cleaned = 0.00369565 Jy ! Component: 200 - total flux cleaned = 0.00427606 Jy ! Total flux subtracted in 200 components = 0.00427606 Jy ! Clean residual min=-0.003356 max=0.004172 Jy/beam ! Clean residual mean=0.000218 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.724292 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 134 components and 0.724292 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.473 mas, bmaj=4.576 mas, bpa=-72.04 degrees ! Estimated noise=561.677 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442533 Jy ! Component: 100 - total flux cleaned = 0.000513668 Jy ! Component: 150 - total flux cleaned = 0.000513201 Jy ! Component: 200 - total flux cleaned = 0.000512845 Jy ! Total flux subtracted in 200 components = 0.000512845 Jy ! Clean residual min=-0.003101 max=0.003220 Jy/beam ! Clean residual mean=0.000100 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.724805 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 150 components and 0.724805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176736Jy sigma=0.001223 ! Fit after self-cal, rms=0.176673Jy sigma=0.001223 wmodel J0958+6533_S_2008_04_02_pus_map.mod ! Writing 150 model components to file: J0958+6533_S_2008_04_02_pus_map.mod wobs J0958+6533_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0958+6533_S_2008_04_02_pus_uvs.fits wwins J0958+6533_S_2008_04_02_pus_map.win ! wwins: Wrote 5 windows to J0958+6533_S_2008_04_02_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 = 0.000889618 Jy ! Component: 100 - total flux cleaned = 0.00190656 Jy ! Component: 150 - total flux cleaned = 0.0027695 Jy ! Component: 200 - total flux cleaned = 0.00364487 Jy ! Component: 250 - total flux cleaned = 0.00434814 Jy ! Component: 300 - total flux cleaned = 0.00502998 Jy ! Component: 350 - total flux cleaned = 0.00569197 Jy ! Component: 400 - total flux cleaned = 0.00624888 Jy ! Component: 450 - total flux cleaned = 0.00679021 Jy ! Component: 500 - total flux cleaned = 0.00703394 Jy ! Component: 550 - total flux cleaned = 0.00743291 Jy ! Component: 600 - total flux cleaned = 0.00778474 Jy ! Component: 650 - total flux cleaned = 0.0082064 Jy ! Component: 700 - total flux cleaned = 0.00862188 Jy ! Component: 750 - total flux cleaned = 0.00906865 Jy ! Component: 800 - total flux cleaned = 0.00954539 Jy ! Component: 850 - total flux cleaned = 0.0100156 Jy ! Component: 900 - total flux cleaned = 0.0104083 Jy ! Component: 950 - total flux cleaned = 0.0107959 Jy ! Component: 1000 - total flux cleaned = 0.0112483 Jy ! Component: 1050 - total flux cleaned = 0.0116263 Jy ! Component: 1100 - total flux cleaned = 0.0119324 Jy ! Component: 1150 - total flux cleaned = 0.0122019 Jy ! Component: 1200 - total flux cleaned = 0.0126353 Jy ! Component: 1250 - total flux cleaned = 0.0130314 Jy ! Component: 1300 - total flux cleaned = 0.0133253 Jy ! Component: 1350 - total flux cleaned = 0.0136492 Jy ! Component: 1400 - total flux cleaned = 0.0140018 Jy ! Component: 1450 - total flux cleaned = 0.0143197 Jy ! Component: 1500 - total flux cleaned = 0.0146663 Jy ! Component: 1550 - total flux cleaned = 0.0150098 Jy ! Component: 1600 - total flux cleaned = 0.0153193 Jy ! Component: 1650 - total flux cleaned = 0.0155651 Jy ! Component: 1700 - total flux cleaned = 0.0158696 Jy ! Component: 1750 - total flux cleaned = 0.0160811 Jy ! Component: 1800 - total flux cleaned = 0.016321 Jy ! Component: 1850 - total flux cleaned = 0.0165885 Jy ! Component: 1900 - total flux cleaned = 0.0167949 Jy ! Component: 1950 - total flux cleaned = 0.0169418 Jy ! Component: 2000 - total flux cleaned = 0.0171458 Jy ! Total flux subtracted in 2048 components = 0.0173194 Jy ! Clean residual min=-0.001789 max=0.001806 Jy/beam ! Clean residual mean=0.000042 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.742124 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 285 components and 0.742124 Jy wmap "J0958+6533_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.473 x 4.576 at -72.04 degrees (North through East) ! Clean map min=-0.0024748 max=0.62741 Jy/beam ! Writing clean map to FITS file: J0958+6533_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.627414 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000568876 device "J0958+6533_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0958+6533_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27201 0.27201 0.54402 1.08804 2.17608 4.35216 8.70431 17.4086 34.8173 69.6345 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.627 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.473 x 4.576 at -72.04 degrees (North through East) ! Clean map min=-0.0024748 max=0.62741 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0958+6533_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0958+6533_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0958+6533_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:38:59 2010