! Started logfile: J0423+4150_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:36:10 2010 obs J0423+4150_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0423+4150_S_2008_04_02_pus_uva.fits ! AN table 1: 54 integrations on 120 of 120 possible baselines. ! AN table 2: 38 integrations on 120 of 120 possible baselines. ! AN table 3: 105 integrations on 120 of 120 possible baselines. ! AN table 4: 219 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0904247 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0423+4150 ! ! 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 18056 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 677 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 1099 telescope corrections were flagged in sub-array 3. ! A total of 2816 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 677 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 1099 telescope corrections were flagged in sub-array 3. ! A total of 2844 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 677 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 1099 telescope corrections were flagged in sub-array 3. ! A total of 2816 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 677 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 1099 telescope corrections were flagged in sub-array 3. ! A total of 2844 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.823730Jy sigma=0.006372 ! Fit after self-cal, rms=0.500376Jy sigma=0.003904 ! 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=2.491 mas, bmaj=4.634 mas, bpa=7.479 degrees ! Estimated noise=1186.71 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 = 0.670167 Jy ! Component: 100 - total flux cleaned = 0.92553 Jy ! Total flux subtracted in 100 components = 0.92553 Jy ! Clean residual min=-0.045082 max=0.160466 Jy/beam ! Clean residual mean=0.000461 rms=0.014567 Jy/beam ! Combined flux in latest and established models = 0.92553 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.92553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.455673Jy sigma=0.003842 ! Fit after self-cal, rms=0.453050Jy sigma=0.003834 ! Inverting map ! Added new window around map position (-3.5, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.154518 Jy ! Component: 100 - total flux cleaned = 0.240522 Jy ! Total flux subtracted in 100 components = 0.240522 Jy ! Clean residual min=-0.039858 max=0.123201 Jy/beam ! Clean residual mean=0.000230 rms=0.010388 Jy/beam ! Combined flux in latest and established models = 1.16605 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 1.16605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358713Jy sigma=0.002779 ! Fit after self-cal, rms=0.352466Jy sigma=0.002732 ! Inverting map ! Added new window around map position (4.5, 1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0921093 Jy ! Component: 100 - total flux cleaned = 0.14772 Jy ! Total flux subtracted in 100 components = 0.14772 Jy ! Clean residual min=-0.031691 max=0.029831 Jy/beam ! Clean residual mean=0.000091 rms=0.007491 Jy/beam ! Combined flux in latest and established models = 1.31377 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 1.31377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317309Jy sigma=0.002341 ! Fit after self-cal, rms=0.316288Jy sigma=0.002339 ! 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=3.761 mas, bmaj=5.54 mas, bpa=4.946 degrees ! Estimated noise=637.905 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 = 0.0521996 Jy ! Component: 100 - total flux cleaned = 0.0808407 Jy ! Component: 150 - total flux cleaned = 0.0948607 Jy ! Component: 200 - total flux cleaned = 0.0988402 Jy ! Total flux subtracted in 200 components = 0.0988402 Jy ! Clean residual min=-0.026488 max=0.027860 Jy/beam ! Clean residual mean=0.001446 rms=0.008120 Jy/beam ! Combined flux in latest and established models = 1.41261 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 1.41261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306866Jy sigma=0.002244 ! Fit after self-cal, rms=0.306198Jy sigma=0.002241 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 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 1.12 ! KK 1.00* KP 0.96 LA 1.18 MK 1.00* ! NL 0.96 NY 1.00* ON 1.00* OV 0.98 ! PT 0.96 SC 1.32 WZ 1.00* ZC 1.28 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.12 HH 1.00* HN 1.05 ! KK 1.00* KP 1.04 LA 1.21 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SC 0.97 WZ 1.00* ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.08 HH 1.00* HN 1.09 ! KK 1.00* KP 1.01 LA 1.19 MK 1.00* ! NL 0.93 NY 0.88 ON 1.00* OV 0.99 ! PT 1.04 SC 1.07 WZ 0.92 ZC 1.13 ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.04 HH 1.44 HN 1.00* ! KK 1.09 KP 0.98 LA 1.17 MK 0.84 ! NL 0.91 NY 0.89 ON 0.93 OV 0.95 ! PT 0.98 SC 1.30 WZ 0.90 ZC 1.20 ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.11 HH 1.00* HN 1.18 ! KK 1.00* KP 1.00 LA 1.09 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.01 ! PT 0.97 SC 1.42 WZ 1.00* ZC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.21 HH 1.00* HN 1.10 ! KK 1.00* KP 1.08 LA 1.10 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 1.00* ! PT 0.99 SC 1.04 WZ 1.00* ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.18 HH 1.00* HN 1.13 ! KK 1.00* KP 1.05 LA 1.11 MK 1.00* ! NL 0.97 NY 1.04 ON 1.00* OV 1.04 ! PT 1.02 SC 1.09 WZ 0.93 ZC 1.12 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.13 HH 1.07 HN 1.00* ! KK 1.01 KP 1.01 LA 1.09 MK 0.88 ! NL 0.94 NY 1.13 ON 0.88 OV 1.00 ! PT 0.97 SC 1.35 WZ 0.91 ZC 1.00* ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.11 HH 1.00* HN 1.11 ! KK 1.00* KP 1.00 LA 0.87 MK 1.00* ! NL 1.14 NY 1.00* ON 1.00* OV 1.09 ! PT 1.02 SC 1.23 WZ 1.00* ZC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.20 HH 1.00* HN 1.13 ! KK 1.00* KP 1.08 LA 0.89 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.00* ! PT 1.05 SC 0.93 WZ 1.00* ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.19 HH 1.00* HN 1.15 ! KK 1.00* KP 1.04 LA 0.88 MK 1.00* ! NL 1.01 NY 0.91 ON 1.00* OV 1.07 ! PT 1.08 SC 1.01 WZ 0.81 ZC 1.07 ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.13 HH 1.04 HN 1.00* ! KK 1.05 KP 1.01 LA 0.86 MK 0.90 ! NL 0.98 NY 1.04 ON 0.95 OV 1.00 ! PT 1.02 SC 1.17 WZ 0.75 ZC 1.15 ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HH 1.00* HN 1.09 ! KK 1.00* KP 0.91 LA 0.72 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.87 ! PT 0.90 SC 1.11 WZ 1.00* ZC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.17 HH 1.00* HN 1.05 ! KK 1.00* KP 0.97 LA 0.74 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 1.00* ! PT 0.90 SC 0.95 WZ 1.00* ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.14 HH 1.00* HN 1.06 ! KK 1.00* KP 0.95 LA 0.73 MK 1.00* ! NL 0.92 NY 1.04 ON 1.00* OV 0.90 ! PT 0.94 SC 1.06 WZ 0.75 ZC 0.90 ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 1.11 HH 0.97 HN 1.00* ! KK 1.02 KP 0.92 LA 0.73 MK 0.94 ! NL 0.90 NY 1.08 ON 0.87 OV 0.84 ! PT 0.89 SC 1.14 WZ 0.82 ZC 1.00* ! ! ! Fit before self-cal, rms=0.306198Jy sigma=0.002241 ! Fit after self-cal, rms=0.233350Jy sigma=0.001400 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.724 mas, bmaj=5.671 mas, bpa=5.489 degrees ! Estimated noise=639.269 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 (-15, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160132 Jy ! Component: 100 - total flux cleaned = 0.0184381 Jy ! Component: 150 - total flux cleaned = 0.0191979 Jy ! Component: 200 - total flux cleaned = 0.0198896 Jy ! Total flux subtracted in 200 components = 0.0198896 Jy ! Clean residual min=-0.009072 max=0.010360 Jy/beam ! Clean residual mean=0.000012 rms=0.002534 Jy/beam ! Combined flux in latest and established models = 1.4325 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 1.4325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231233Jy sigma=0.001379 ! Fit after self-cal, rms=0.230682Jy sigma=0.001374 ! 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=0.230682Jy sigma=0.001374 ! Fit after self-cal, rms=0.228639Jy sigma=0.001362 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.71 mas, bmaj=5.664 mas, bpa=5.2 degrees ! Estimated noise=637.986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414966 Jy ! Component: 100 - total flux cleaned = 0.0052473 Jy ! Component: 150 - total flux cleaned = 0.00654108 Jy ! Component: 200 - total flux cleaned = 0.00712028 Jy ! Total flux subtracted in 200 components = 0.00712028 Jy ! Clean residual min=-0.007521 max=0.009296 Jy/beam ! Clean residual mean=0.000147 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 1.43962 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 1.43962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227231Jy sigma=0.001350 ! Fit after self-cal, rms=0.226933Jy sigma=0.001348 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 = 0.000852708 Jy ! Component: 100 - total flux cleaned = 0.00146316 Jy ! Component: 150 - total flux cleaned = 0.00198977 Jy ! Component: 200 - total flux cleaned = 0.00222423 Jy ! Total flux subtracted in 200 components = 0.00222423 Jy ! Clean residual min=-0.007703 max=0.008589 Jy/beam ! Clean residual mean=0.000081 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 1.44185 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 1.44185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225923Jy sigma=0.001341 ! Fit after self-cal, rms=0.225591Jy sigma=0.001340 ! 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=0.225591Jy sigma=0.001340 ! Fit after self-cal, rms=0.220286Jy sigma=0.001328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.691 mas, bmaj=5.64 mas, bpa=5.01 degrees ! Estimated noise=636.029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457748 Jy ! Component: 100 - total flux cleaned = 0.00514853 Jy ! Component: 150 - total flux cleaned = 0.00540205 Jy ! Component: 200 - total flux cleaned = 0.00563113 Jy ! Total flux subtracted in 200 components = 0.00563113 Jy ! Clean residual min=-0.006424 max=0.007774 Jy/beam ! Clean residual mean=0.000256 rms=0.001861 Jy/beam ! Combined flux in latest and established models = 1.44748 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 87 components and 1.44748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219301Jy sigma=0.001321 ! Fit after self-cal, rms=0.219047Jy sigma=0.001320 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 (-10.5, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028204 Jy ! Component: 100 - total flux cleaned = 0.00255188 Jy ! Component: 150 - total flux cleaned = 0.00303861 Jy ! Component: 200 - total flux cleaned = 0.00391627 Jy ! Total flux subtracted in 200 components = 0.00391627 Jy ! Clean residual min=-0.006703 max=0.006995 Jy/beam ! Clean residual mean=0.000146 rms=0.001755 Jy/beam ! Combined flux in latest and established models = 1.45139 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 96 components and 1.45139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218238Jy sigma=0.001313 ! Fit after self-cal, rms=0.217986Jy sigma=0.001312 ! 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=0.217986Jy sigma=0.001312 ! Fit after self-cal, rms=0.215764Jy sigma=0.001311 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.866 mas, bmaj=11.18 mas, bpa=-69.48 degrees ! Estimated noise=708.544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261104 Jy ! Component: 100 - total flux cleaned = 0.00360317 Jy ! Component: 150 - total flux cleaned = 0.00479356 Jy ! Component: 200 - total flux cleaned = 0.00566439 Jy ! Total flux subtracted in 200 components = 0.00566439 Jy ! Clean residual min=-0.003650 max=0.005406 Jy/beam ! Clean residual mean=0.000274 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 1.45706 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 132 components and 1.45706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215551Jy sigma=0.001309 ! Fit after self-cal, rms=0.215403Jy sigma=0.001308 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 = -0.000278043 Jy ! Component: 100 - total flux cleaned = 0.000103163 Jy ! Component: 150 - total flux cleaned = 0.000748149 Jy ! Component: 200 - total flux cleaned = 0.0013758 Jy ! Total flux subtracted in 200 components = 0.0013758 Jy ! Clean residual min=-0.003593 max=0.005319 Jy/beam ! Clean residual mean=0.000208 rms=0.001441 Jy/beam ! Combined flux in latest and established models = 1.45843 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 148 components and 1.45843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215221Jy sigma=0.001306 ! Fit after self-cal, rms=0.215043Jy sigma=0.001305 ! 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=3.683 mas, bmaj=5.629 mas, bpa=4.786 degrees ! Estimated noise=634.911 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.683 x 5.629 at 4.786 degrees (North through East) ! Clean map min=-0.0089368 max=0.83237 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=0.215043Jy sigma=0.001305 ! Fit after self-cal, rms=0.376139Jy sigma=0.001165 ! Inverting map and beam ! Estimated beam: bmin=3.679 mas, bmaj=5.615 mas, bpa=4.823 degrees ! Estimated noise=634.344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205584 Jy ! Component: 100 - total flux cleaned = 0.00226497 Jy ! Component: 150 - total flux cleaned = 0.00246115 Jy ! Component: 200 - total flux cleaned = 0.00280602 Jy ! Total flux subtracted in 200 components = 0.00280602 Jy ! Clean residual min=-0.005544 max=0.006127 Jy/beam ! Clean residual mean=0.000156 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 1.46124 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 152 components and 1.46124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375659Jy sigma=0.001161 ! Fit after self-cal, rms=0.375465Jy sigma=0.001160 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06001e-05 Jy ! Component: 100 - total flux cleaned = 0.000334703 Jy ! Component: 150 - total flux cleaned = 0.000332557 Jy ! Component: 200 - total flux cleaned = 0.000791706 Jy ! Total flux subtracted in 200 components = 0.000791706 Jy ! Clean residual min=-0.005502 max=0.005839 Jy/beam ! Clean residual mean=0.000134 rms=0.001486 Jy/beam ! Combined flux in latest and established models = 1.46203 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 157 components and 1.46203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375094Jy sigma=0.001158 ! Fit after self-cal, rms=0.374918Jy sigma=0.001157 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374918Jy sigma=0.001157 ! Fit after self-cal, rms=0.584135Jy sigma=0.001156 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=2.478 mas, bmaj=4.719 mas, bpa=6.934 degrees ! Estimated noise=1178.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.678962 Jy ! Component: 100 - total flux cleaned = 0.956719 Jy ! Component: 150 - total flux cleaned = 1.10653 Jy ! Component: 200 - total flux cleaned = 1.20042 Jy ! Total flux subtracted in 200 components = 1.20042 Jy ! Clean residual min=-0.018590 max=0.049841 Jy/beam ! Clean residual mean=0.000275 rms=0.006067 Jy/beam ! Combined flux in latest and established models = 1.20042 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 30 model components to the UV plane model. ! The established model now contains 30 components and 1.20042 Jy ! Inverting map and beam ! Estimated beam: bmin=3.675 mas, bmaj=5.605 mas, bpa=4.712 degrees ! Estimated noise=633.288 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 = 0.104377 Jy ! Component: 100 - total flux cleaned = 0.157696 Jy ! Component: 150 - total flux cleaned = 0.190204 Jy ! Component: 200 - total flux cleaned = 0.211511 Jy ! Total flux subtracted in 200 components = 0.211511 Jy ! Clean residual min=-0.006502 max=0.014519 Jy/beam ! Clean residual mean=0.001528 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 1.41193 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 76 components and 1.41193 Jy ! Inverting map ! Added new window around map position (-7, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159516 Jy ! Component: 100 - total flux cleaned = 0.0275074 Jy ! Component: 150 - total flux cleaned = 0.0334547 Jy ! Component: 200 - total flux cleaned = 0.0369777 Jy ! Total flux subtracted in 200 components = 0.0369777 Jy ! Clean residual min=-0.006980 max=0.006888 Jy/beam ! Clean residual mean=0.000551 rms=0.001763 Jy/beam ! Combined flux in latest and established models = 1.44891 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 96 components and 1.44891 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=9.853 mas, bmaj=11.16 mas, bpa=-68.91 degrees ! Estimated noise=708.698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00653602 Jy ! Component: 100 - total flux cleaned = 0.00975561 Jy ! Component: 150 - total flux cleaned = 0.0113489 Jy ! Component: 200 - total flux cleaned = 0.0127752 Jy ! Total flux subtracted in 200 components = 0.0127752 Jy ! Clean residual min=-0.004038 max=0.004971 Jy/beam ! Clean residual mean=0.000369 rms=0.001433 Jy/beam ! Combined flux in latest and established models = 1.46169 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 = 0.00101142 Jy ! Component: 100 - total flux cleaned = 0.00180066 Jy ! Component: 150 - total flux cleaned = 0.0021521 Jy ! Component: 200 - total flux cleaned = 0.00234902 Jy ! Total flux subtracted in 200 components = 0.00234902 Jy ! Clean residual min=-0.003841 max=0.004965 Jy/beam ! Clean residual mean=0.000261 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 1.46404 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 140 components and 1.46404 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.675 mas, bmaj=5.605 mas, bpa=4.712 degrees ! Estimated noise=633.288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010797 Jy ! Component: 100 - total flux cleaned = -0.00108572 Jy ! Component: 150 - total flux cleaned = -0.00127475 Jy ! Component: 200 - total flux cleaned = -0.00091841 Jy ! Total flux subtracted in 200 components = -0.00091841 Jy ! Clean residual min=-0.005181 max=0.006186 Jy/beam ! Clean residual mean=0.000168 rms=0.001498 Jy/beam ! Combined flux in latest and established models = 1.46312 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 151 components and 1.46312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.583892Jy sigma=0.001159 ! Fit after self-cal, rms=0.583721Jy sigma=0.001154 wmodel J0423+4150_S_2008_04_02_pus_map.mod ! Writing 151 model components to file: J0423+4150_S_2008_04_02_pus_map.mod wobs J0423+4150_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0423+4150_S_2008_04_02_pus_uvs.fits wwins J0423+4150_S_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J0423+4150_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 = -0.000853363 Jy ! Component: 100 - total flux cleaned = -0.000555329 Jy ! Component: 150 - total flux cleaned = 0.000187981 Jy ! Component: 200 - total flux cleaned = 0.00117062 Jy ! Component: 250 - total flux cleaned = 0.00194507 Jy ! Component: 300 - total flux cleaned = 0.00277885 Jy ! Component: 350 - total flux cleaned = 0.00350774 Jy ! Component: 400 - total flux cleaned = 0.00390264 Jy ! Component: 450 - total flux cleaned = 0.00436763 Jy ! Component: 500 - total flux cleaned = 0.00482382 Jy ! Component: 550 - total flux cleaned = 0.00519813 Jy ! Component: 600 - total flux cleaned = 0.00541957 Jy ! Component: 650 - total flux cleaned = 0.00571101 Jy ! Component: 700 - total flux cleaned = 0.0059269 Jy ! Component: 750 - total flux cleaned = 0.00606872 Jy ! Component: 800 - total flux cleaned = 0.00627921 Jy ! Component: 850 - total flux cleaned = 0.00641776 Jy ! Component: 900 - total flux cleaned = 0.00669072 Jy ! Component: 950 - total flux cleaned = 0.00682545 Jy ! Component: 1000 - total flux cleaned = 0.00702619 Jy ! Component: 1050 - total flux cleaned = 0.00722412 Jy ! Component: 1100 - total flux cleaned = 0.00728939 Jy ! Component: 1150 - total flux cleaned = 0.00748389 Jy ! Component: 1200 - total flux cleaned = 0.00754776 Jy ! Component: 1250 - total flux cleaned = 0.00773845 Jy ! Component: 1300 - total flux cleaned = 0.00773817 Jy ! Component: 1350 - total flux cleaned = 0.00786339 Jy ! Component: 1400 - total flux cleaned = 0.00804922 Jy ! Component: 1450 - total flux cleaned = 0.00811084 Jy ! Component: 1500 - total flux cleaned = 0.00823265 Jy ! Component: 1550 - total flux cleaned = 0.00829336 Jy ! Component: 1600 - total flux cleaned = 0.00841319 Jy ! Component: 1650 - total flux cleaned = 0.00841268 Jy ! Component: 1700 - total flux cleaned = 0.00853082 Jy ! Component: 1750 - total flux cleaned = 0.00858915 Jy ! Component: 1800 - total flux cleaned = 0.0086474 Jy ! Component: 1850 - total flux cleaned = 0.00876259 Jy ! Component: 1900 - total flux cleaned = 0.0087624 Jy ! Component: 1950 - total flux cleaned = 0.0088192 Jy ! Component: 2000 - total flux cleaned = 0.0088191 Jy ! Total flux subtracted in 2048 components = 0.00893153 Jy ! Clean residual min=-0.002901 max=0.002798 Jy/beam ! Clean residual mean=0.000014 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 1.47205 Jy keep ! Adding 119 model components to the UV plane model. ! The established model now contains 266 components and 1.47205 Jy wmap "J0423+4150_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.675 x 5.605 at 4.712 degrees (North through East) ! Clean map min=-0.0063089 max=0.82056 Jy/beam ! Writing clean map to FITS file: J0423+4150_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 0.82056 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106282 device "J0423+4150_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0423+4150_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.38857 0.38857 0.77714 1.55428 3.10856 6.21712 12.4342 24.8685 49.7369 99.4739 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.82 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.675 x 5.605 at 4.712 degrees (North through East) ! Clean map min=-0.0063089 max=0.82056 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0423+4150_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0423+4150_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0423+4150_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:36:17 2010