! Started logfile: J1637+4717_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:42:03 2010 obs J1637+4717_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1637+4717_S_2008_04_02_pus_uva.fits ! AN table 1: 428 integrations on 120 of 120 possible baselines. ! AN table 2: 250 integrations on 120 of 120 possible baselines. ! AN table 3: 199 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.090954 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1637+4717 ! ! 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 38288 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 4273 telescope corrections were flagged in sub-array 1. ! A total of 3292 telescope corrections were flagged in sub-array 2. ! A total of 2700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 4272 telescope corrections were flagged in sub-array 1. ! A total of 3292 telescope corrections were flagged in sub-array 2. ! A total of 2700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 4272 telescope corrections were flagged in sub-array 1. ! A total of 3292 telescope corrections were flagged in sub-array 2. ! A total of 2700 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 4272 telescope corrections were flagged in sub-array 1. ! A total of 3292 telescope corrections were flagged in sub-array 2. ! A total of 2700 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.675535Jy sigma=0.005403 ! Fit after self-cal, rms=0.602446Jy sigma=0.004879 ! 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=2.159 mas, bmaj=3.678 mas, bpa=-14.34 degrees ! Estimated noise=1152.91 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 = 0.305046 Jy ! Component: 100 - total flux cleaned = 0.40664 Jy ! Total flux subtracted in 100 components = 0.40664 Jy ! Clean residual min=-0.016893 max=0.046408 Jy/beam ! Clean residual mean=0.000553 rms=0.005654 Jy/beam ! Combined flux in latest and established models = 0.40664 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.40664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242988Jy sigma=0.001625 ! Fit after self-cal, rms=0.242359Jy sigma=0.001623 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0523369 Jy ! Component: 100 - total flux cleaned = 0.0794076 Jy ! Total flux subtracted in 100 components = 0.0794076 Jy ! Clean residual min=-0.014465 max=0.018463 Jy/beam ! Clean residual mean=0.000265 rms=0.003924 Jy/beam ! Combined flux in latest and established models = 0.486048 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.486048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225220Jy sigma=0.001451 ! Fit after self-cal, rms=0.224825Jy sigma=0.001450 ! 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=3.591 mas, bmaj=4.639 mas, bpa=-23.09 degrees ! Estimated noise=459.203 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 = 0.0265035 Jy ! Component: 100 - total flux cleaned = 0.0380148 Jy ! Component: 150 - total flux cleaned = 0.043626 Jy ! Component: 200 - total flux cleaned = 0.0464103 Jy ! Total flux subtracted in 200 components = 0.0464103 Jy ! Clean residual min=-0.010424 max=0.021991 Jy/beam ! Clean residual mean=0.001119 rms=0.004153 Jy/beam ! Combined flux in latest and established models = 0.532458 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.532458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221293Jy sigma=0.001426 ! Fit after self-cal, rms=0.221095Jy sigma=0.001426 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.10 HH 1.00* HN 1.10 ! KK 1.00* KP 1.01 LA 1.18 MK 1.00* ! NL 0.95 NY 0.85 ON 1.00* OV 0.98 ! PT 1.01 SC 1.02 WZ 1.00* ZC 1.15 ! ! A total of 708 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* HH 1.00* HN 1.00* ! KK 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 0.86 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.16 HH 1.00* HN 1.17 ! KK 1.00* KP 1.03 LA 1.11 MK 1.00* ! NL 0.99 NY 0.96 ON 1.00* OV 1.01 ! PT 0.98 SC 1.07 WZ 1.00* ZC 1.14 ! ! A total of 708 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* HH 1.00* HN 1.00* ! KK 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.89 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.17 HH 1.00* HN 1.18 ! KK 1.00* KP 1.01 LA 0.87 MK 1.00* ! NL 1.01 NY 0.89 ON 1.00* OV 1.04 ! PT 1.04 SC 0.99 WZ 1.00* ZC 1.14 ! ! A total of 708 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* HH 1.00* HN 1.00* ! KK 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.85 ON 0.87 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.13 HH 1.00* HN 1.08 ! KK 1.00* KP 0.93 LA 0.71 MK 1.00* ! NL 0.92 NY 0.98 ON 1.00* OV 0.84 ! PT 0.90 SC 0.99 WZ 1.00* ZC 0.96 ! ! A total of 708 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.00* HH 1.00* HN 1.00* ! KK 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.88 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.221095Jy sigma=0.001426 ! Fit after self-cal, rms=0.191976Jy sigma=0.001278 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.549 mas, bmaj=4.718 mas, bpa=-19.57 degrees ! Estimated noise=473.032 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 (-5, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135357 Jy ! Component: 100 - total flux cleaned = 0.018547 Jy ! Component: 150 - total flux cleaned = 0.0201487 Jy ! Component: 200 - total flux cleaned = 0.0206835 Jy ! Total flux subtracted in 200 components = 0.0206835 Jy ! Clean residual min=-0.004997 max=0.005505 Jy/beam ! Clean residual mean=-0.000093 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.553142 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.553142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191151Jy sigma=0.001267 ! Fit after self-cal, rms=0.190495Jy sigma=0.001266 ! 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=0.190495Jy sigma=0.001266 ! Fit after self-cal, rms=0.189761Jy sigma=0.001260 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.557 mas, bmaj=4.696 mas, bpa=-19.36 degrees ! Estimated noise=472.877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526351 Jy ! Component: 100 - total flux cleaned = 0.00816545 Jy ! Component: 150 - total flux cleaned = 0.0101068 Jy ! Component: 200 - total flux cleaned = 0.0108804 Jy ! Total flux subtracted in 200 components = 0.0108804 Jy ! Clean residual min=-0.003182 max=0.004193 Jy/beam ! Clean residual mean=0.000127 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.564022 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.564022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189618Jy sigma=0.001258 ! Fit after self-cal, rms=0.189519Jy sigma=0.001258 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 (-13.5, 53). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391535 Jy ! Component: 100 - total flux cleaned = 0.00494585 Jy ! Component: 150 - total flux cleaned = 0.00543893 Jy ! Component: 200 - total flux cleaned = 0.0057271 Jy ! Total flux subtracted in 200 components = 0.0057271 Jy ! Clean residual min=-0.003615 max=0.003779 Jy/beam ! Clean residual mean=0.000023 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.569749 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.569749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189450Jy sigma=0.001257 ! Fit after self-cal, rms=0.189450Jy sigma=0.001257 ! 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=0.189450Jy sigma=0.001257 ! Fit after self-cal, rms=0.189802Jy sigma=0.001254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.552 mas, bmaj=4.696 mas, bpa=-19.23 degrees ! Estimated noise=472.771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252532 Jy ! Component: 100 - total flux cleaned = 0.00281252 Jy ! Component: 150 - total flux cleaned = 0.00276613 Jy ! Component: 200 - total flux cleaned = 0.00272501 Jy ! Total flux subtracted in 200 components = 0.00272501 Jy ! Clean residual min=-0.002520 max=0.003108 Jy/beam ! Clean residual mean=0.000195 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.572474 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.572474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189756Jy sigma=0.001253 ! Fit after self-cal, rms=0.189719Jy sigma=0.001253 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 = 0.000142661 Jy ! Component: 100 - total flux cleaned = 0.000143607 Jy ! Component: 150 - total flux cleaned = 0.000181432 Jy ! Component: 200 - total flux cleaned = 0.000216318 Jy ! Total flux subtracted in 200 components = 0.000216318 Jy ! Clean residual min=-0.002566 max=0.002982 Jy/beam ! Clean residual mean=0.000189 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.572691 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 0.572691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189700Jy sigma=0.001253 ! Fit after self-cal, rms=0.189691Jy sigma=0.001253 ! 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=0.189691Jy sigma=0.001253 ! Fit after self-cal, rms=0.189957Jy sigma=0.001253 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.226 mas, bmaj=10.92 mas, bpa=-76.47 degrees ! Estimated noise=538.347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197789 Jy ! Component: 100 - total flux cleaned = 0.00261157 Jy ! Component: 150 - total flux cleaned = 0.00283043 Jy ! Component: 200 - total flux cleaned = 0.00286126 Jy ! Total flux subtracted in 200 components = 0.00286126 Jy ! Clean residual min=-0.002638 max=0.003707 Jy/beam ! Clean residual mean=0.000374 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.575552 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 123 components and 0.575552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189956Jy sigma=0.001253 ! Fit after self-cal, rms=0.189959Jy sigma=0.001253 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 = 0.000273659 Jy ! Component: 100 - total flux cleaned = 0.000363142 Jy ! Component: 150 - total flux cleaned = 0.000362116 Jy ! Component: 200 - total flux cleaned = 0.000388023 Jy ! Total flux subtracted in 200 components = 0.000388023 Jy ! Clean residual min=-0.002610 max=0.003731 Jy/beam ! Clean residual mean=0.000360 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.57594 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 129 components and 0.57594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189958Jy sigma=0.001253 ! Fit after self-cal, rms=0.189957Jy sigma=0.001253 ! 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=3.553 mas, bmaj=4.696 mas, bpa=-19.25 degrees ! Estimated noise=473.031 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 4.696 at -19.25 degrees (North through East) ! Clean map min=-0.002656 max=0.43642 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 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=2.147 mas, bmaj=3.68 mas, bpa=-13.13 degrees ! Estimated noise=1151.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.305494 Jy ! Component: 100 - total flux cleaned = 0.412039 Jy ! Component: 150 - total flux cleaned = 0.463773 Jy ! Component: 200 - total flux cleaned = 0.490292 Jy ! Total flux subtracted in 200 components = 0.490292 Jy ! Clean residual min=-0.008503 max=0.013201 Jy/beam ! Clean residual mean=0.000330 rms=0.002316 Jy/beam ! Combined flux in latest and established models = 0.490292 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.490292 Jy ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=4.696 mas, bpa=-19.25 degrees ! Estimated noise=473.031 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 = 0.0286922 Jy ! Component: 100 - total flux cleaned = 0.044326 Jy ! Component: 150 - total flux cleaned = 0.0543352 Jy ! Component: 200 - total flux cleaned = 0.0613876 Jy ! Total flux subtracted in 200 components = 0.0613876 Jy ! Clean residual min=-0.002698 max=0.004248 Jy/beam ! Clean residual mean=0.000706 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.551679 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 58 components and 0.551679 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=8.226 mas, bmaj=10.92 mas, bpa=-76.47 degrees ! Estimated noise=538.347 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00798856 Jy ! Component: 100 - total flux cleaned = 0.01289 Jy ! Component: 150 - total flux cleaned = 0.0163421 Jy ! Component: 200 - total flux cleaned = 0.0188414 Jy ! Total flux subtracted in 200 components = 0.0188414 Jy ! Clean residual min=-0.002159 max=0.004560 Jy/beam ! Clean residual mean=0.000597 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.570521 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) ! Added new window around map position (-19.5, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453218 Jy ! Component: 100 - total flux cleaned = 0.0073564 Jy ! Component: 150 - total flux cleaned = 0.00941414 Jy ! Component: 200 - total flux cleaned = 0.01103 Jy ! Total flux subtracted in 200 components = 0.01103 Jy ! Clean residual min=-0.001869 max=0.001848 Jy/beam ! Clean residual mean=0.000166 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.581551 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 158 components and 0.581551 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.553 mas, bmaj=4.696 mas, bpa=-19.25 degrees ! Estimated noise=473.031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107292 Jy ! Component: 100 - total flux cleaned = 0.00156351 Jy ! Component: 150 - total flux cleaned = 0.00200168 Jy ! Component: 200 - total flux cleaned = 0.00234039 Jy ! Total flux subtracted in 200 components = 0.00234039 Jy ! Clean residual min=-0.002102 max=0.002150 Jy/beam ! Clean residual mean=0.000034 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.583891 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 187 components and 0.583891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189892Jy sigma=0.001252 ! Fit after self-cal, rms=0.189894Jy sigma=0.001252 wmodel J1637+4717_S_2008_04_02_pus_map.mod ! Writing 187 model components to file: J1637+4717_S_2008_04_02_pus_map.mod wobs J1637+4717_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1637+4717_S_2008_04_02_pus_uvs.fits wwins J1637+4717_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J1637+4717_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 = -6.77701e-05 Jy ! Component: 100 - total flux cleaned = -0.000198212 Jy ! Component: 150 - total flux cleaned = -0.000322097 Jy ! Component: 200 - total flux cleaned = -0.000322006 Jy ! Component: 250 - total flux cleaned = -0.000235691 Jy ! Component: 300 - total flux cleaned = -0.00012405 Jy ! Component: 350 - total flux cleaned = -9.64911e-05 Jy ! Component: 400 - total flux cleaned = -1.61258e-05 Jy ! Component: 450 - total flux cleaned = 3.62482e-05 Jy ! Component: 500 - total flux cleaned = 8.76795e-05 Jy ! Component: 550 - total flux cleaned = 8.79011e-05 Jy ! Component: 600 - total flux cleaned = 0.000138003 Jy ! Component: 650 - total flux cleaned = 0.000186882 Jy ! Component: 700 - total flux cleaned = 0.000162653 Jy ! Component: 750 - total flux cleaned = 0.000186818 Jy ! Component: 800 - total flux cleaned = 0.000233911 Jy ! Component: 850 - total flux cleaned = 0.000257026 Jy ! Component: 900 - total flux cleaned = 0.000302825 Jy ! Component: 950 - total flux cleaned = 0.000347977 Jy ! Component: 1000 - total flux cleaned = 0.000370398 Jy ! Component: 1050 - total flux cleaned = 0.000414455 Jy ! Component: 1100 - total flux cleaned = 0.000479637 Jy ! Component: 1150 - total flux cleaned = 0.000479479 Jy ! Component: 1200 - total flux cleaned = 0.000543033 Jy ! Component: 1250 - total flux cleaned = 0.000543025 Jy ! Component: 1300 - total flux cleaned = 0.0005431 Jy ! Component: 1350 - total flux cleaned = 0.000522903 Jy ! Component: 1400 - total flux cleaned = 0.000583428 Jy ! Component: 1450 - total flux cleaned = 0.000563532 Jy ! Component: 1500 - total flux cleaned = 0.000563647 Jy ! Component: 1550 - total flux cleaned = 0.00058316 Jy ! Component: 1600 - total flux cleaned = 0.00062193 Jy ! Component: 1650 - total flux cleaned = 0.000602666 Jy ! Component: 1700 - total flux cleaned = 0.000621813 Jy ! Component: 1750 - total flux cleaned = 0.000659538 Jy ! Component: 1800 - total flux cleaned = 0.000678196 Jy ! Component: 1850 - total flux cleaned = 0.000733492 Jy ! Component: 1900 - total flux cleaned = 0.000715093 Jy ! Component: 1950 - total flux cleaned = 0.000733176 Jy ! Component: 2000 - total flux cleaned = 0.000733108 Jy ! Total flux subtracted in 2048 components = 0.000733263 Jy ! Clean residual min=-0.001090 max=0.001269 Jy/beam ! Clean residual mean=0.000021 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.584624 Jy keep ! Adding 140 model components to the UV plane model. ! The established model now contains 324 components and 0.584624 Jy wmap "J1637+4717_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 4.696 at -19.25 degrees (North through East) ! Clean map min=-0.0015841 max=0.43656 Jy/beam ! Writing clean map to FITS file: J1637+4717_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 0.436555 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000345699 device "J1637+4717_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1637+4717_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.237564 0.237564 0.475128 0.950255 1.90051 3.80102 7.60204 15.2041 30.4082 60.8163 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.436 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.553 x 4.696 at -19.25 degrees (North through East) ! Clean map min=-0.0015841 max=0.43656 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1637+4717_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1637+4717_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1637+4717_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:42:14 2010