! Started logfile: J1316-3338_S_1998_10_01_pus_uvs.log on Thu Feb 7 17:15:52 2008 obs J1316-3338_S_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1316-3338_S_1998_10_01_pus_uva.fits ! AN table 1: 37 integrations on 136 of 136 possible baselines. ! AN table 2: 37 integrations on 136 of 136 possible baselines. ! AN table 3: 32 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.129093 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1316-3338 ! ! 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 2.22298e+09 4e+06 1 4e+06 ! 02 2 2.24298e+09 4e+06 1 4e+06 ! 03 3 2.33298e+09 4e+06 1 4e+06 ! 04 4 2.36298e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 1537 lines of history. ! ! Reading 7444 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 ![@muppet J1316-3338_S_1998_10_01_pus] 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 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.928653Jy sigma=0.003666 ! Fit after self-cal, rms=0.887180Jy sigma=0.003413 ! 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=2.344 mas, bmaj=7.459 mas, bpa=-1.716 degrees ! Estimated noise=1560.75 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 = 0.48931 Jy ! Component: 100 - total flux cleaned = 0.626752 Jy ! Total flux subtracted in 100 components = 0.626752 Jy ! Clean residual min=-0.027528 max=0.066137 Jy/beam ! Clean residual mean=0.000249 rms=0.010427 Jy/beam ! Combined flux in latest and established models = 0.626752 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.626752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.832283Jy sigma=0.002636 ! Fit after self-cal, rms=0.832186Jy sigma=0.002635 ! Inverting map ! Added new window around map position (-5, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0753651 Jy ! Component: 100 - total flux cleaned = 0.123421 Jy ! Total flux subtracted in 100 components = 0.123421 Jy ! Clean residual min=-0.022276 max=0.032981 Jy/beam ! Clean residual mean=0.000121 rms=0.006865 Jy/beam ! Combined flux in latest and established models = 0.750172 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.750172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.820574Jy sigma=0.002464 ! Fit after self-cal, rms=0.820096Jy sigma=0.002461 ! 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=2.731 mas, bmaj=8.86 mas, bpa=-2.18 degrees ! Estimated noise=1205.32 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 = 0.0564804 Jy ! Component: 100 - total flux cleaned = 0.0907896 Jy ! Component: 150 - total flux cleaned = 0.112982 Jy ! Component: 200 - total flux cleaned = 0.127483 Jy ! Total flux subtracted in 200 components = 0.127483 Jy ! Clean residual min=-0.014550 max=0.021588 Jy/beam ! Clean residual mean=0.000338 rms=0.004685 Jy/beam ! Combined flux in latest and established models = 0.877655 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 58 components and 0.877655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.815081Jy sigma=0.002392 ! Fit after self-cal, rms=0.814422Jy sigma=0.002388 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 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* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HN 1.00* ! KK 1.01 KP 0.97 LA 0.92 MK 0.99 ! NL 1.05 NY 1.00* ON 1.00* OV 0.96 ! PT 1.04 SC 0.97 WF 1.00* MC 1.00* ! GN 1.10 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* HN 1.00* ! KK 0.87 KP 1.00* LA 0.93 MK 0.93 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 1.06 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 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* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HN 1.00* ! KK 0.97 KP 0.93 LA 0.98 MK 1.02 ! NL 1.02 NY 1.00* ON 1.00* OV 0.97 ! PT 0.98 SC 1.01 WF 1.00* MC 1.00* ! GN 1.12 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.93 GC 1.00* HN 1.00* ! KK 0.88 KP 1.00* LA 0.95 MK 1.03 ! NL 1.00* NY 1.00* ON 1.00* OV 1.08 ! PT 1.06 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 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* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.04 GC 1.00* HN 1.00* ! KK 1.02 KP 0.98 LA 0.99 MK 0.98 ! NL 1.04 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SC 1.04 WF 1.00* MC 1.00* ! GN 1.08 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* HN 1.00* ! KK 0.90 KP 1.00* LA 0.99 MK 0.95 ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 1.07 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 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* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 GC 1.00* HN 1.00* ! KK 0.97 KP 1.00 LA 1.01 MK 0.96 ! NL 1.05 NY 1.00* ON 1.00* OV 0.95 ! PT 1.05 SC 1.02 WF 1.00* MC 1.00* ! GN 1.02 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 GC 1.00* HN 1.00* ! KK 0.96 KP 1.00* LA 0.98 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* OV 1.02 ! PT 1.09 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.814422Jy sigma=0.002388 ! Fit after self-cal, rms=0.801923Jy sigma=0.002368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.731 mas, bmaj=8.883 mas, bpa=-2.243 degrees ! Estimated noise=1199.17 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 (-9, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186634 Jy ! Component: 100 - total flux cleaned = 0.0255922 Jy ! Component: 150 - total flux cleaned = 0.0274652 Jy ! Component: 200 - total flux cleaned = 0.0287981 Jy ! Total flux subtracted in 200 components = 0.0287981 Jy ! Clean residual min=-0.011181 max=0.009621 Jy/beam ! Clean residual mean=0.000276 rms=0.002859 Jy/beam ! Combined flux in latest and established models = 0.906454 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.906453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.801287Jy sigma=0.002362 ! Fit after self-cal, rms=0.801278Jy sigma=0.002361 ! 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=0.801278Jy sigma=0.002361 ! Fit after self-cal, rms=0.800215Jy sigma=0.002361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.722 mas, bmaj=8.877 mas, bpa=-2.35 degrees ! Estimated noise=1198.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00710954 Jy ! Component: 100 - total flux cleaned = 0.00982354 Jy ! Component: 150 - total flux cleaned = 0.010404 Jy ! Component: 200 - total flux cleaned = 0.0106605 Jy ! Total flux subtracted in 200 components = 0.0106605 Jy ! Clean residual min=-0.010130 max=0.009733 Jy/beam ! Clean residual mean=0.000419 rms=0.002682 Jy/beam ! Combined flux in latest and established models = 0.917114 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.917114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.800066Jy sigma=0.002359 ! Fit after self-cal, rms=0.800036Jy sigma=0.002359 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 = 0.00108282 Jy ! Component: 100 - total flux cleaned = 0.00144223 Jy ! Component: 150 - total flux cleaned = 0.00165684 Jy ! Component: 200 - total flux cleaned = 0.00166008 Jy ! Total flux subtracted in 200 components = 0.00166008 Jy ! Clean residual min=-0.010096 max=0.009658 Jy/beam ! Clean residual mean=0.000400 rms=0.002631 Jy/beam ! Combined flux in latest and established models = 0.918774 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.918774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.799994Jy sigma=0.002359 ! Fit after self-cal, rms=0.799982Jy sigma=0.002359 ! 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=0.799982Jy sigma=0.002359 ! Fit after self-cal, rms=0.801740Jy sigma=0.002359 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.716 mas, bmaj=8.876 mas, bpa=-2.413 degrees ! Estimated noise=1199.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00438505 Jy ! Component: 100 - total flux cleaned = 0.00486052 Jy ! Component: 150 - total flux cleaned = 0.00517855 Jy ! Component: 200 - total flux cleaned = 0.00537034 Jy ! Total flux subtracted in 200 components = 0.00537034 Jy ! Clean residual min=-0.009393 max=0.009687 Jy/beam ! Clean residual mean=0.000479 rms=0.002536 Jy/beam ! Combined flux in latest and established models = 0.924144 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 109 components and 0.924144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.801673Jy sigma=0.002358 ! Fit after self-cal, rms=0.801663Jy sigma=0.002358 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 = 0.000334718 Jy ! Component: 100 - total flux cleaned = 0.000336157 Jy ! Component: 150 - total flux cleaned = 0.000336228 Jy ! Component: 200 - total flux cleaned = 0.000418183 Jy ! Total flux subtracted in 200 components = 0.000418183 Jy ! Clean residual min=-0.009395 max=0.009730 Jy/beam ! Clean residual mean=0.000474 rms=0.002510 Jy/beam ! Combined flux in latest and established models = 0.924563 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 115 components and 0.924563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.801648Jy sigma=0.002358 ! Fit after self-cal, rms=0.801642Jy sigma=0.002358 ! 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=0.801642Jy sigma=0.002358 ! Fit after self-cal, rms=0.803919Jy sigma=0.002358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.697 mas, bmaj=23.73 mas, bpa=7.53 degrees ! Estimated noise=1656.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00460087 Jy ! Component: 100 - total flux cleaned = 0.00530126 Jy ! Component: 150 - total flux cleaned = 0.00559697 Jy ! Component: 200 - total flux cleaned = 0.0057216 Jy ! Total flux subtracted in 200 components = 0.0057216 Jy ! Clean residual min=-0.008184 max=0.010598 Jy/beam ! Clean residual mean=0.001122 rms=0.003237 Jy/beam ! Combined flux in latest and established models = 0.930284 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 126 components and 0.930284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.803892Jy sigma=0.002358 ! Fit after self-cal, rms=0.803874Jy sigma=0.002357 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 = 0.000327881 Jy ! Component: 100 - total flux cleaned = 0.000473834 Jy ! Component: 150 - total flux cleaned = 0.000476692 Jy ! Component: 200 - total flux cleaned = 0.000421889 Jy ! Total flux subtracted in 200 components = 0.000421889 Jy ! Clean residual min=-0.008184 max=0.010747 Jy/beam ! Clean residual mean=0.001115 rms=0.003258 Jy/beam ! Combined flux in latest and established models = 0.930706 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 127 components and 0.930706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.803874Jy sigma=0.002357 ! Fit after self-cal, rms=0.803874Jy sigma=0.002357 ! 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=2.714 mas, bmaj=8.878 mas, bpa=-2.467 degrees ! Estimated noise=1201.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.714 x 8.878 at -2.467 degrees (North through East) ! Clean map min=-0.0090353 max=0.64148 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=0.803874Jy sigma=0.002357 ! Fit after self-cal, rms=0.634737Jy sigma=0.002158 ! Inverting map and beam ! Estimated beam: bmin=2.711 mas, bmaj=8.869 mas, bpa=-2.466 degrees ! Estimated noise=1202.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215899 Jy ! Component: 100 - total flux cleaned = -0.000509335 Jy ! Component: 150 - total flux cleaned = -0.000594012 Jy ! Component: 200 - total flux cleaned = -0.000598741 Jy ! Total flux subtracted in 200 components = -0.000598741 Jy ! Clean residual min=-0.009310 max=0.009366 Jy/beam ! Clean residual mean=0.000183 rms=0.002388 Jy/beam ! Combined flux in latest and established models = 0.930107 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 0.930107 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.634717Jy sigma=0.002158 ! Fit after self-cal, rms=0.634749Jy sigma=0.002158 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212814 Jy ! Component: 100 - total flux cleaned = -0.000286685 Jy ! Component: 150 - total flux cleaned = -0.000284907 Jy ! Component: 200 - total flux cleaned = -0.000351904 Jy ! Total flux subtracted in 200 components = -0.000351904 Jy ! Clean residual min=-0.009285 max=0.009375 Jy/beam ! Clean residual mean=0.000188 rms=0.002372 Jy/beam ! Combined flux in latest and established models = 0.929756 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 144 components and 0.929756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.634738Jy sigma=0.002158 ! Fit after self-cal, rms=0.634739Jy sigma=0.002158 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.634739Jy sigma=0.002158 ! Fit after self-cal, rms=0.771299Jy sigma=0.002158 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=2.333 mas, bmaj=7.488 mas, bpa=-1.999 degrees ! Estimated noise=1552.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.484531 Jy ! Component: 100 - total flux cleaned = 0.625033 Jy ! Component: 150 - total flux cleaned = 0.704402 Jy ! Component: 200 - total flux cleaned = 0.756644 Jy ! Total flux subtracted in 200 components = 0.756644 Jy ! Clean residual min=-0.019405 max=0.033375 Jy/beam ! Clean residual mean=0.000229 rms=0.006369 Jy/beam ! Combined flux in latest and established models = 0.756644 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.756644 Jy ! Inverting map and beam ! Estimated beam: bmin=2.709 mas, bmaj=8.873 mas, bpa=-2.518 degrees ! Estimated noise=1202.85 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0610892 Jy ! Component: 100 - total flux cleaned = 0.0985323 Jy ! Component: 150 - total flux cleaned = 0.122728 Jy ! Component: 200 - total flux cleaned = 0.138909 Jy ! Total flux subtracted in 200 components = 0.138909 Jy ! Clean residual min=-0.008843 max=0.011419 Jy/beam ! Clean residual mean=0.000644 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 0.895553 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 78 components and 0.895553 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=7.685 mas, bmaj=23.7 mas, bpa=7.487 degrees ! Estimated noise=1663.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187223 Jy ! Component: 100 - total flux cleaned = 0.0283628 Jy ! Component: 150 - total flux cleaned = 0.0337759 Jy ! Component: 200 - total flux cleaned = 0.0365624 Jy ! Total flux subtracted in 200 components = 0.0365624 Jy ! Clean residual min=-0.008347 max=0.008804 Jy/beam ! Clean residual mean=0.000357 rms=0.003063 Jy/beam ! Combined flux in latest and established models = 0.932115 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 = 0.000449199 Jy ! Component: 100 - total flux cleaned = 0.000533272 Jy ! Component: 150 - total flux cleaned = 0.000609302 Jy ! Component: 200 - total flux cleaned = 0.000610755 Jy ! Total flux subtracted in 200 components = 0.000610755 Jy ! Clean residual min=-0.008422 max=0.008778 Jy/beam ! Clean residual mean=0.000342 rms=0.003027 Jy/beam ! Combined flux in latest and established models = 0.932726 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 131 components and 0.932726 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.709 mas, bmaj=8.873 mas, bpa=-2.518 degrees ! Estimated noise=1202.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845255 Jy ! Component: 100 - total flux cleaned = 0.000542176 Jy ! Component: 150 - total flux cleaned = 2.4401e-05 Jy ! Component: 200 - total flux cleaned = -0.000200842 Jy ! Total flux subtracted in 200 components = -0.000200842 Jy ! Clean residual min=-0.009618 max=0.009508 Jy/beam ! Clean residual mean=0.000161 rms=0.002354 Jy/beam ! Combined flux in latest and established models = 0.932525 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 159 components and 0.932525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.771360Jy sigma=0.002158 ! Fit after self-cal, rms=0.771362Jy sigma=0.002158 wmodel J1316-3338_S_1998_10_01_pus_map.mod ! Writing 159 model components to file: J1316-3338_S_1998_10_01_pus_map.mod wobs J1316-3338_S_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1316-3338_S_1998_10_01_pus_uvs.fits wwins J1316-3338_S_1998_10_01_pus_map.win ! wwins: Wrote 4 windows to J1316-3338_S_1998_10_01_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 = 0.00100453 Jy ! Component: 100 - total flux cleaned = 0.00232895 Jy ! Component: 150 - total flux cleaned = 0.00355515 Jy ! Component: 200 - total flux cleaned = 0.00457881 Jy ! Component: 250 - total flux cleaned = 0.00531065 Jy ! Component: 300 - total flux cleaned = 0.00589458 Jy ! Component: 350 - total flux cleaned = 0.00600478 Jy ! Component: 400 - total flux cleaned = 0.00654319 Jy ! Component: 450 - total flux cleaned = 0.00695762 Jy ! Component: 500 - total flux cleaned = 0.00736107 Jy ! Component: 550 - total flux cleaned = 0.00765631 Jy ! Component: 600 - total flux cleaned = 0.00804013 Jy ! Component: 650 - total flux cleaned = 0.00822638 Jy ! Component: 700 - total flux cleaned = 0.00831817 Jy ! Component: 750 - total flux cleaned = 0.00849763 Jy ! Component: 800 - total flux cleaned = 0.00849793 Jy ! Component: 850 - total flux cleaned = 0.0084987 Jy ! Component: 900 - total flux cleaned = 0.00841553 Jy ! Component: 950 - total flux cleaned = 0.00849794 Jy ! Component: 1000 - total flux cleaned = 0.00841645 Jy ! Component: 1050 - total flux cleaned = 0.00817861 Jy ! Component: 1100 - total flux cleaned = 0.00786715 Jy ! Component: 1150 - total flux cleaned = 0.00778987 Jy ! Component: 1200 - total flux cleaned = 0.00733425 Jy ! Component: 1250 - total flux cleaned = 0.0071856 Jy ! Component: 1300 - total flux cleaned = 0.00703803 Jy ! Component: 1350 - total flux cleaned = 0.00696434 Jy ! Component: 1400 - total flux cleaned = 0.00674811 Jy ! Component: 1450 - total flux cleaned = 0.00660607 Jy ! Component: 1500 - total flux cleaned = 0.00646598 Jy ! Component: 1550 - total flux cleaned = 0.00639565 Jy ! Component: 1600 - total flux cleaned = 0.00612118 Jy ! Component: 1650 - total flux cleaned = 0.00598582 Jy ! Component: 1700 - total flux cleaned = 0.00585259 Jy ! Component: 1750 - total flux cleaned = 0.00572036 Jy ! Component: 1800 - total flux cleaned = 0.00558872 Jy ! Component: 1850 - total flux cleaned = 0.00533092 Jy ! Component: 1900 - total flux cleaned = 0.00526733 Jy ! Component: 1950 - total flux cleaned = 0.00514085 Jy ! Component: 2000 - total flux cleaned = 0.00501671 Jy ! Total flux subtracted in 2048 components = 0.0049553 Jy ! Clean residual min=-0.004391 max=0.003765 Jy/beam ! Clean residual mean=0.000029 rms=0.001251 Jy/beam ! Combined flux in latest and established models = 0.937481 Jy keep ! Adding 130 model components to the UV plane model. ! The established model now contains 289 components and 0.937481 Jy ![Exited script file: muppet] wmap "J1316-3338_S_1998_10_01_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.709 x 8.873 at -2.518 degrees (North through East) ! Clean map min=-0.0084525 max=0.64299 Jy/beam ! Writing clean map to FITS file: J1316-3338_S_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.642989 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00123299 device "J1316-3338_S_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1316-3338_S_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.575276 0.575276 1.15055 2.30111 4.60221 9.20442 18.4088 36.8177 73.6354 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0036 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.642 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.709 x 8.873 at -2.518 degrees (North through East) ! Clean map min=-0.0084525 max=0.64299 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1316-3338_S_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1316-3338_S_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1316-3338_S_1998_10_01_pus_uvs.log closed on Thu Feb 7 17:16:01 2008