! Started logfile: J2148+0657_S_2008_07_09_pus_uvs.log on Wed Oct 13 15:10:58 2010 obs J2148+0657_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2148+0657_S_2008_07_09_pus_uva.fits ! AN table 1: 33 integrations on 105 of 105 possible baselines. ! AN table 2: 52 integrations on 105 of 105 possible baselines. ! AN table 3: 31 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.194253 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2148+0657 ! ! 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 1058 lines of history. ! ! Reading 9464 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 = 1024 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 = 1024x1024 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 229 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 361 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 232 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 360 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 518 telescope corrections were flagged in sub-array 2. ! A total of 363 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 226 telescope corrections were flagged in sub-array 1. ! A total of 515 telescope corrections were flagged in sub-array 2. ! A total of 359 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.809612Jy sigma=0.013804 ! Fit after self-cal, rms=1.764176Jy sigma=0.013575 ! 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=2.081 mas, bmaj=6.42 mas, bpa=-10.52 degrees ! Estimated noise=1346.59 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.99465 Jy ! Component: 100 - total flux cleaned = 2.5285 Jy ! Total flux subtracted in 100 components = 2.5285 Jy ! Clean residual min=-0.066242 max=0.234306 Jy/beam ! Clean residual mean=-0.000134 rms=0.017550 Jy/beam ! Combined flux in latest and established models = 2.5285 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 2.5285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.587979Jy sigma=0.004135 ! Fit after self-cal, rms=0.586428Jy sigma=0.004131 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.251014 Jy ! Component: 100 - total flux cleaned = 0.376821 Jy ! Total flux subtracted in 100 components = 0.376821 Jy ! Clean residual min=-0.043933 max=0.181542 Jy/beam ! Clean residual mean=-0.000017 rms=0.011240 Jy/beam ! Combined flux in latest and established models = 2.90532 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 2.90532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.446767Jy sigma=0.002824 ! Fit after self-cal, rms=0.444947Jy sigma=0.002818 ! Inverting map ! Added new window around map position (4.5, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15041 Jy ! Component: 100 - total flux cleaned = 0.218838 Jy ! Total flux subtracted in 100 components = 0.218838 Jy ! Clean residual min=-0.037096 max=0.045879 Jy/beam ! Clean residual mean=0.000055 rms=0.007732 Jy/beam ! Combined flux in latest and established models = 3.12416 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 3.12416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.389823Jy sigma=0.002218 ! Fit after self-cal, rms=0.382590Jy sigma=0.002173 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0573754 Jy ! Component: 100 - total flux cleaned = 0.0926501 Jy ! Total flux subtracted in 100 components = 0.0926501 Jy ! Clean residual min=-0.030270 max=0.040669 Jy/beam ! Clean residual mean=0.000086 rms=0.006713 Jy/beam ! Combined flux in latest and established models = 3.21681 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 3.21681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372151Jy sigma=0.002045 ! Fit after self-cal, rms=0.371206Jy sigma=0.002040 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.429 mas, bmaj=6.817 mas, bpa=-10.43 degrees ! Estimated noise=1073.14 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 (23, -70.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0572031 Jy ! Component: 100 - total flux cleaned = 0.095726 Jy ! Component: 150 - total flux cleaned = 0.126481 Jy ! Component: 200 - total flux cleaned = 0.151694 Jy ! Total flux subtracted in 200 components = 0.151694 Jy ! Clean residual min=-0.022698 max=0.037238 Jy/beam ! Clean residual mean=0.000159 rms=0.007039 Jy/beam ! Combined flux in latest and established models = 3.3685 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 87 components and 3.3685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.361171Jy sigma=0.001905 ! Fit after self-cal, rms=0.360064Jy sigma=0.001897 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HH 1.00* HN 1.01 ! KK 1.00* KP 1.02 LA 1.00 MK 1.00* ! NL 1.00 NY 1.04 ON 1.05 PT 1.00 ! SC 1.01 WZ 0.97 ZC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HH 1.00* HN 1.01 ! KK 0.99 KP 1.00 LA 0.98 MK 0.94 ! NL 1.01 NY 1.03 ON 0.99 PT 0.98 ! SC 1.03 WZ 0.93 ZC 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 1.03 PT 1.00* ! SC 1.00* WZ 0.94 ZC 0.99 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 1.00* HN 1.00 ! KK 1.00* KP 1.06 LA 1.01 MK 1.00* ! NL 0.96 NY 1.03 ON 1.05 PT 1.01 ! SC 0.99 WZ 0.99 ZC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 1.02 ! KK 0.92 KP 1.03 LA 0.99 MK 0.95 ! NL 0.97 NY 1.05 ON 1.04 PT 0.99 ! SC 1.04 WZ 0.96 ZC 0.98 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 1.03 PT 1.00* ! SC 1.00* WZ 0.96 ZC 0.98 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HH 1.00* HN 0.99 ! KK 1.00* KP 1.04 LA 1.00 MK 1.00* ! NL 1.02 NY 1.01 ON 1.00 PT 1.04 ! SC 0.98 WZ 1.00 ZC 1.04 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HH 1.00* HN 1.00 ! KK 1.00 KP 1.02 LA 0.98 MK 0.93 ! NL 1.03 NY 1.02 ON 0.95 PT 1.01 ! SC 1.02 WZ 0.96 ZC 1.03 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.94 PT 1.00* ! SC 1.00* WZ 0.98 ZC 1.03 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.01 HH 1.00* HN 0.96 ! KK 1.00* KP 1.00 LA 1.01 MK 1.00* ! NL 0.97 NY 0.97 ON 1.03 PT 0.99 ! SC 1.00 WZ 0.98 ZC 0.81 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.98 HH 1.00* HN 1.02 ! KK 0.98 KP 0.97 LA 0.99 MK 0.94 ! NL 0.98 NY 0.95 ON 0.99 PT 0.97 ! SC 1.05 WZ 0.97 ZC 0.80 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.92 ON 0.99 PT 1.00* ! SC 1.00* WZ 0.95 ZC 0.80 ! ! ! Fit before self-cal, rms=0.360064Jy sigma=0.001897 ! Fit after self-cal, rms=0.311152Jy sigma=0.001528 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=6.862 mas, bpa=-10.56 degrees ! Estimated noise=1063.64 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 (24.5, -54). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0296074 Jy ! Component: 100 - total flux cleaned = 0.0469376 Jy ! Component: 150 - total flux cleaned = 0.0590955 Jy ! Component: 200 - total flux cleaned = 0.0677706 Jy ! Total flux subtracted in 200 components = 0.0677706 Jy ! Clean residual min=-0.014842 max=0.021638 Jy/beam ! Clean residual mean=0.000161 rms=0.004123 Jy/beam ! Combined flux in latest and established models = 3.43627 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 129 components and 3.43627 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307664Jy sigma=0.001474 ! Fit after self-cal, rms=0.307434Jy sigma=0.001471 ! Inverting map ! Added new window around map position (31.5, -51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173718 Jy ! Component: 100 - total flux cleaned = 0.0280591 Jy ! Component: 150 - total flux cleaned = 0.0366412 Jy ! Component: 200 - total flux cleaned = 0.0437425 Jy ! Total flux subtracted in 200 components = 0.0437425 Jy ! Clean residual min=-0.012918 max=0.014985 Jy/beam ! Clean residual mean=0.000144 rms=0.003562 Jy/beam ! Combined flux in latest and established models = 3.48001 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 166 components and 3.48001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305378Jy sigma=0.001442 ! Fit after self-cal, rms=0.305133Jy sigma=0.001440 ! 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=0.305133Jy sigma=0.001440 ! Fit after self-cal, rms=0.297937Jy sigma=0.001364 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=6.855 mas, bpa=-10.55 degrees ! Estimated noise=1064.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153198 Jy ! Component: 100 - total flux cleaned = 0.0227333 Jy ! Component: 150 - total flux cleaned = 0.0278064 Jy ! Component: 200 - total flux cleaned = 0.0312747 Jy ! Total flux subtracted in 200 components = 0.0312747 Jy ! Clean residual min=-0.009130 max=0.012749 Jy/beam ! Clean residual mean=0.000043 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 3.51129 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 189 components and 3.51129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296659Jy sigma=0.001349 ! Fit after self-cal, rms=0.296534Jy 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) ! Added new window around map position (-17.5, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00961694 Jy ! Component: 100 - total flux cleaned = 0.0144848 Jy ! Component: 150 - total flux cleaned = 0.0179688 Jy ! Component: 200 - total flux cleaned = 0.020895 Jy ! Total flux subtracted in 200 components = 0.020895 Jy ! Clean residual min=-0.008224 max=0.009320 Jy/beam ! Clean residual mean=0.000040 rms=0.002228 Jy/beam ! Combined flux in latest and established models = 3.53218 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 208 components and 3.53218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295851Jy sigma=0.001340 ! Fit after self-cal, rms=0.295815Jy sigma=0.001339 ! 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=0.295815Jy sigma=0.001339 ! Fit after self-cal, rms=0.294717Jy sigma=0.001334 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.415 mas, bmaj=6.853 mas, bpa=-10.56 degrees ! Estimated noise=1064.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00884229 Jy ! Component: 100 - total flux cleaned = 0.0137828 Jy ! Component: 150 - total flux cleaned = 0.016841 Jy ! Component: 200 - total flux cleaned = 0.0186885 Jy ! Total flux subtracted in 200 components = 0.0186885 Jy ! Clean residual min=-0.007940 max=0.008824 Jy/beam ! Clean residual mean=0.000025 rms=0.002018 Jy/beam ! Combined flux in latest and established models = 3.55087 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 228 components and 3.55087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294099Jy sigma=0.001328 ! Fit after self-cal, rms=0.294054Jy sigma=0.001328 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 (38.5, -81). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00797896 Jy ! Component: 100 - total flux cleaned = 0.0107284 Jy ! Component: 150 - total flux cleaned = 0.0128206 Jy ! Component: 200 - total flux cleaned = 0.0145803 Jy ! Total flux subtracted in 200 components = 0.0145803 Jy ! Clean residual min=-0.007466 max=0.007466 Jy/beam ! Clean residual mean=0.000017 rms=0.001897 Jy/beam ! Combined flux in latest and established models = 3.56545 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 251 components and 3.56545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293657Jy sigma=0.001324 ! Fit after self-cal, rms=0.293633Jy sigma=0.001324 ! 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=0.293633Jy sigma=0.001324 ! Fit after self-cal, rms=0.293210Jy sigma=0.001323 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.65 mas, bmaj=9.901 mas, bpa=1.694 degrees ! Estimated noise=1398.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102298 Jy ! Component: 100 - total flux cleaned = 0.0176667 Jy ! Component: 150 - total flux cleaned = 0.0225461 Jy ! Component: 200 - total flux cleaned = 0.0256562 Jy ! Total flux subtracted in 200 components = 0.0256562 Jy ! Clean residual min=-0.009637 max=0.011409 Jy/beam ! Clean residual mean=0.000030 rms=0.003057 Jy/beam ! Combined flux in latest and established models = 3.59111 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 292 components and 3.59111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293060Jy sigma=0.001320 ! Fit after self-cal, rms=0.293023Jy 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002215 Jy ! Component: 100 - total flux cleaned = 0.004781 Jy ! Component: 150 - total flux cleaned = 0.00714728 Jy ! Component: 200 - total flux cleaned = 0.00868455 Jy ! Total flux subtracted in 200 components = 0.00868454 Jy ! Clean residual min=-0.009559 max=0.011194 Jy/beam ! Clean residual mean=0.000022 rms=0.002913 Jy/beam ! Combined flux in latest and established models = 3.59979 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 313 components and 3.59979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292926Jy sigma=0.001319 ! Fit after self-cal, rms=0.292910Jy sigma=0.001319 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.414 mas, bmaj=6.853 mas, bpa=-10.58 degrees ! Estimated noise=1064.87 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.414 x 6.853 at -10.58 degrees (North through East) ! Clean map min=-0.0065662 max=2.5879 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=0.292910Jy sigma=0.001319 ! Fit after self-cal, rms=0.280479Jy sigma=0.001113 ! Inverting map and beam ! Estimated beam: bmin=2.413 mas, bmaj=6.855 mas, bpa=-10.59 degrees ! Estimated noise=1065.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00627777 Jy ! Component: 100 - total flux cleaned = 0.00782511 Jy ! Component: 150 - total flux cleaned = 0.00865959 Jy ! Component: 200 - total flux cleaned = 0.00926295 Jy ! Total flux subtracted in 200 components = 0.00926295 Jy ! Clean residual min=-0.006822 max=0.006602 Jy/beam ! Clean residual mean=0.000009 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 3.60905 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 329 components and 3.60905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280168Jy sigma=0.001110 ! Fit after self-cal, rms=0.280157Jy sigma=0.001110 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000797563 Jy ! Component: 100 - total flux cleaned = 0.0012228 Jy ! Component: 150 - total flux cleaned = 0.0017545 Jy ! Component: 200 - total flux cleaned = 0.00225267 Jy ! Total flux subtracted in 200 components = 0.00225267 Jy ! Clean residual min=-0.006715 max=0.006436 Jy/beam ! Clean residual mean=0.000008 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 3.61131 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 345 components and 3.61131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280023Jy sigma=0.001108 ! Fit after self-cal, rms=0.280013Jy sigma=0.001108 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280013Jy sigma=0.001108 ! Fit after self-cal, rms=0.279664Jy sigma=0.001107 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=2.074 mas, bmaj=6.468 mas, bpa=-10.68 degrees ! Estimated noise=1336.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.97283 Jy ! Component: 100 - total flux cleaned = 2.50813 Jy ! Component: 150 - total flux cleaned = 2.79275 Jy ! Component: 200 - total flux cleaned = 2.96448 Jy ! Total flux subtracted in 200 components = 2.96448 Jy ! Clean residual min=-0.023902 max=0.088437 Jy/beam ! Clean residual mean=-0.000029 rms=0.007682 Jy/beam ! Combined flux in latest and established models = 2.96448 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 2.96448 Jy ! Inverting map and beam ! Estimated beam: bmin=2.412 mas, bmaj=6.856 mas, bpa=-10.6 degrees ! Estimated noise=1065.94 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 = 0.146723 Jy ! Component: 100 - total flux cleaned = 0.233542 Jy ! Component: 150 - total flux cleaned = 0.295661 Jy ! Component: 200 - total flux cleaned = 0.343933 Jy ! Total flux subtracted in 200 components = 0.343933 Jy ! Clean residual min=-0.015953 max=0.028445 Jy/beam ! Clean residual mean=0.000086 rms=0.005789 Jy/beam ! Combined flux in latest and established models = 3.30841 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 61 components and 3.30841 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0385581 Jy ! Component: 100 - total flux cleaned = 0.0706204 Jy ! Component: 150 - total flux cleaned = 0.0977498 Jy ! Component: 200 - total flux cleaned = 0.120951 Jy ! Total flux subtracted in 200 components = 0.120951 Jy ! Clean residual min=-0.011153 max=0.014326 Jy/beam ! Clean residual mean=0.000054 rms=0.003616 Jy/beam ! Combined flux in latest and established models = 3.42936 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 143 components and 3.42936 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=7.642 mas, bmaj=9.899 mas, bpa=1.63 degrees ! Estimated noise=1402.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431311 Jy ! Component: 100 - total flux cleaned = 0.0729359 Jy ! Component: 150 - total flux cleaned = 0.0951748 Jy ! Component: 200 - total flux cleaned = 0.112803 Jy ! Total flux subtracted in 200 components = 0.112803 Jy ! Clean residual min=-0.013269 max=0.016310 Jy/beam ! Clean residual mean=0.000050 rms=0.004199 Jy/beam ! Combined flux in latest and established models = 3.54217 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 = 0.0142983 Jy ! Component: 100 - total flux cleaned = 0.02602 Jy ! Component: 150 - total flux cleaned = 0.0357136 Jy ! Component: 200 - total flux cleaned = 0.0438113 Jy ! Total flux subtracted in 200 components = 0.0438113 Jy ! Clean residual min=-0.010367 max=0.010453 Jy/beam ! Clean residual mean=0.000023 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 3.58598 Jy ! Adding 201 model components to the UV plane model. ! The established model now contains 329 components and 3.58598 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.412 mas, bmaj=6.856 mas, bpa=-10.6 degrees ! Estimated noise=1065.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00684306 Jy ! Component: 100 - total flux cleaned = 0.0094183 Jy ! Component: 150 - total flux cleaned = 0.0121192 Jy ! Component: 200 - total flux cleaned = 0.0147841 Jy ! Total flux subtracted in 200 components = 0.0147841 Jy ! Clean residual min=-0.006623 max=0.006916 Jy/beam ! Clean residual mean=0.000008 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 3.60076 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 354 components and 3.60076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.280065Jy sigma=0.001111 ! Fit after self-cal, rms=0.279982Jy sigma=0.001109 wmodel J2148+0657_S_2008_07_09_pus_map.mod ! Writing 354 model components to file: J2148+0657_S_2008_07_09_pus_map.mod wobs J2148+0657_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2148+0657_S_2008_07_09_pus_uvs.fits wwins J2148+0657_S_2008_07_09_pus_map.win ! wwins: Wrote 7 windows to J2148+0657_S_2008_07_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000200121 Jy ! Component: 100 - total flux cleaned = -0.000315619 Jy ! Component: 150 - total flux cleaned = -0.000540785 Jy ! Component: 200 - total flux cleaned = -0.000324722 Jy ! Component: 250 - total flux cleaned = -0.000113181 Jy ! Component: 300 - total flux cleaned = 0.000193304 Jy ! Component: 350 - total flux cleaned = 0.00049009 Jy ! Component: 400 - total flux cleaned = 0.000586425 Jy ! Component: 450 - total flux cleaned = 0.00077708 Jy ! Component: 500 - total flux cleaned = 0.000681747 Jy ! Component: 550 - total flux cleaned = 0.00058957 Jy ! Component: 600 - total flux cleaned = 0.000865386 Jy ! Component: 650 - total flux cleaned = 0.000865642 Jy ! Component: 700 - total flux cleaned = 0.00104471 Jy ! Component: 750 - total flux cleaned = 0.000955559 Jy ! Component: 800 - total flux cleaned = 0.000868932 Jy ! Component: 850 - total flux cleaned = 0.000610052 Jy ! Component: 900 - total flux cleaned = 0.000526272 Jy ! Component: 950 - total flux cleaned = 0.000189154 Jy ! Component: 1000 - total flux cleaned = -5.98761e-05 Jy ! Component: 1050 - total flux cleaned = 0.000105362 Jy ! Component: 1100 - total flux cleaned = -0.000386401 Jy ! Component: 1150 - total flux cleaned = -0.000466226 Jy ! Component: 1200 - total flux cleaned = -0.000386454 Jy ! Component: 1250 - total flux cleaned = -0.000784073 Jy ! Component: 1300 - total flux cleaned = -0.00078372 Jy ! Component: 1350 - total flux cleaned = -0.000629443 Jy ! Component: 1400 - total flux cleaned = -0.00124846 Jy ! Component: 1450 - total flux cleaned = -0.00140202 Jy ! Component: 1500 - total flux cleaned = -0.00132683 Jy ! Component: 1550 - total flux cleaned = -0.00155349 Jy ! Component: 1600 - total flux cleaned = -0.00162836 Jy ! Component: 1650 - total flux cleaned = -0.00185185 Jy ! Component: 1700 - total flux cleaned = -0.00185215 Jy ! Component: 1750 - total flux cleaned = -0.00185229 Jy ! Component: 1800 - total flux cleaned = -0.00221584 Jy ! Component: 1850 - total flux cleaned = -0.001712 Jy ! Component: 1900 - total flux cleaned = -0.00185503 Jy ! Component: 1950 - total flux cleaned = -0.0019269 Jy ! Component: 2000 - total flux cleaned = -0.00178577 Jy ! Component: 2050 - total flux cleaned = -0.00185649 Jy ! Component: 2100 - total flux cleaned = -0.00192709 Jy ! Component: 2150 - total flux cleaned = -0.00227327 Jy ! Component: 2200 - total flux cleaned = -0.00158648 Jy ! Component: 2250 - total flux cleaned = -0.00199643 Jy ! Component: 2300 - total flux cleaned = -0.00192882 Jy ! Component: 2350 - total flux cleaned = -0.00206393 Jy ! Component: 2400 - total flux cleaned = -0.00219722 Jy ! Component: 2450 - total flux cleaned = -0.00219651 Jy ! Component: 2500 - total flux cleaned = -0.0023293 Jy ! Component: 2550 - total flux cleaned = -0.00265819 Jy ! Component: 2600 - total flux cleaned = -0.00246238 Jy ! Component: 2650 - total flux cleaned = -0.00246189 Jy ! Component: 2700 - total flux cleaned = -0.00272035 Jy ! Component: 2750 - total flux cleaned = -0.00297743 Jy ! Component: 2800 - total flux cleaned = -0.00329662 Jy ! Component: 2850 - total flux cleaned = -0.00316908 Jy ! Component: 2900 - total flux cleaned = -0.00342203 Jy ! Component: 2950 - total flux cleaned = -0.0036731 Jy ! Component: 3000 - total flux cleaned = -0.00367409 Jy ! Component: 3050 - total flux cleaned = -0.00379839 Jy ! Component: 3100 - total flux cleaned = -0.00416943 Jy ! Component: 3150 - total flux cleaned = -0.00423055 Jy ! Component: 3200 - total flux cleaned = -0.00410827 Jy ! Component: 3250 - total flux cleaned = -0.00404773 Jy ! Component: 3300 - total flux cleaned = -0.00447103 Jy ! Component: 3350 - total flux cleaned = -0.00459125 Jy ! Component: 3400 - total flux cleaned = -0.00465047 Jy ! Component: 3450 - total flux cleaned = -0.00459133 Jy ! Component: 3500 - total flux cleaned = -0.00465041 Jy ! Component: 3550 - total flux cleaned = -0.00500384 Jy ! Component: 3600 - total flux cleaned = -0.00506194 Jy ! Component: 3650 - total flux cleaned = -0.00517844 Jy ! Component: 3700 - total flux cleaned = -0.00517849 Jy ! Component: 3750 - total flux cleaned = -0.00546737 Jy ! Component: 3800 - total flux cleaned = -0.00569743 Jy ! Component: 3850 - total flux cleaned = -0.00581182 Jy ! Component: 3900 - total flux cleaned = -0.00592513 Jy ! Component: 3950 - total flux cleaned = -0.00615143 Jy ! Component: 4000 - total flux cleaned = -0.00632054 Jy ! Component: 4050 - total flux cleaned = -0.00654518 Jy ! Total flux subtracted in 4096 components = -0.00688062 Jy ! Clean residual min=-0.003209 max=0.003341 Jy/beam ! Clean residual mean=0.000006 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 3.59388 Jy keep ! Adding 356 model components to the UV plane model. ! The established model now contains 710 components and 3.59388 Jy wmap "J2148+0657_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.412 x 6.856 at -10.6 degrees (North through East) ! Clean map min=-0.0047595 max=2.5888 Jy/beam ! Writing clean map to FITS file: J2148+0657_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.58879 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00102311 device "J2148+0657_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2148+0657_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.118562 0.118562 0.237124 0.474248 0.948497 1.89699 3.79399 7.58798 15.176 30.3519 60.7038 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.588 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.412 x 6.856 at -10.6 degrees (North through East) ! Clean map min=-0.0047595 max=2.5888 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2148+0657_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2148+0657_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2148+0657_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 15:11:15 2010