! Started logfile: 0733-174_S.log on Wed Aug 20 12:27:38 2008 observe 0733-174_S.edt ! Reading UV FITS file: 0733-174_S.edt ! AN table 1: 62 integrations on 171 of 171 possible baselines. ! AN table 2: 34 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.121467 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0733-174 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1615 lines of history. ! ! Reading 7976 visibilities. ![@gonzo6-0.4 0733-174_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize. select ! 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 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 761 telescope corrections were flagged in sub-array 1. ! A total of 448 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 761 telescope corrections were flagged in sub-array 1. ! A total of 448 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 761 telescope corrections were flagged in sub-array 1. ! A total of 448 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 761 telescope corrections were flagged in sub-array 1. ! A total of 448 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.741676Jy sigma=10.658000 ! Fit after self-cal, rms=0.741461Jy sigma=10.659623 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 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. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.722 mas, bmaj=11.18 mas, bpa=-4.507 degrees ! Estimated noise=1.43685 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.787809 Jy ! Total flux subtracted in 50 components = 0.787809 Jy ! Clean residual min=-0.121335 max=0.324397 Jy/beam ! Clean residual mean=0.011666 rms=0.055528 Jy/beam ! Combined flux in latest and established models = 0.787809 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.787809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.794193Jy sigma=11.704815 ! Fit after self-cal, rms=0.793772Jy sigma=11.701142 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 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 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.872 mas, bmaj=12.68 mas, bpa=-8.212 degrees ! Estimated noise=0.641231 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.539815 Jy ! Component: 100 - total flux cleaned = 0.797064 Jy ! Total flux subtracted in 100 components = 0.797064 Jy ! Clean residual min=-0.064086 max=0.191536 Jy/beam ! Clean residual mean=0.007964 rms=0.035258 Jy/beam ! Combined flux in latest and established models = 1.58487 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 60 model components to the UV plane model. ! The established model now contains 70 components and 1.58487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379742Jy sigma=5.125283 ! Fit after self-cal, rms=0.377777Jy sigma=5.094354 ! Inverting map ! Added new window around map position (-6, -11.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.176549 Jy ! Component: 100 - total flux cleaned = 0.266628 Jy ! Total flux subtracted in 100 components = 0.266628 Jy ! Clean residual min=-0.046199 max=0.104200 Jy/beam ! Clean residual mean=0.003620 rms=0.019904 Jy/beam ! Combined flux in latest and established models = 1.8515 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 1.8515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292091Jy sigma=3.817626 ! Fit after self-cal, rms=0.284585Jy sigma=3.686179 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 GC 1.00* HH 1.00* ! HN 0.88 KK 1.00* KP 0.90 LA 1.12 ! MA 1.00* MK 1.00* NL 1.16 NY 1.00* ! OV 0.98 PT 1.00 SC 0.82 TS 1.00* ! WF 0.91 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.08 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.91 LA 1.02 ! MA 1.00* MK 0.86 NL 1.00* NY 1.00* ! OV 1.04 PT 1.00 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 0.95 KK 1.00* KP 1.04 LA 1.12 ! MA 1.00* MK 1.00* NL 1.33 NY 1.00* ! OV 0.94 PT 0.84 SC 1.06 TS 1.00* ! WF 0.98 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 1.05 ! MA 1.00* MK 1.05 NL 1.00* NY 1.00* ! OV 0.98 PT 0.85 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.24 KK 1.00* KP 1.15 LA 0.95 ! MA 1.00* MK 1.00* NL 1.16 NY 1.00* ! OV 1.02 PT 0.93 SC 1.12 TS 1.00* ! WF 1.05 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.14 LA 0.88 ! MA 1.00* MK 1.02 NL 1.00* NY 1.00* ! OV 1.14 PT 0.95 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.84 GC 1.00* HH 1.00* ! HN 1.26 KK 1.00* KP 1.15 LA 0.79 ! MA 1.00* MK 1.00* NL 1.18 NY 1.00* ! OV 0.97 PT 0.88 SC 1.05 TS 1.00* ! WF 1.02 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.88 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.09 LA 0.77 ! MA 1.00* MK 1.00 NL 1.00* NY 1.00* ! OV 1.01 PT 0.91 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! ! Fit before self-cal, rms=0.284585Jy sigma=3.686179 ! Fit after self-cal, rms=0.195718Jy sigma=2.241464 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.884 mas, bmaj=12.96 mas, bpa=-7.934 degrees ! Estimated noise=0.640622 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (24, 14). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0508741 Jy ! Component: 100 - total flux cleaned = 0.0613951 Jy ! Total flux subtracted in 100 components = 0.0613951 Jy ! Clean residual min=-0.026483 max=0.034224 Jy/beam ! Clean residual mean=0.000724 rms=0.008624 Jy/beam ! Combined flux in latest and established models = 1.9129 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 1.9129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179666Jy sigma=2.038618 ! Fit after self-cal, rms=0.178872Jy sigma=2.016102 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-40.4, 85.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171121 Jy ! Component: 100 - total flux cleaned = 0.0181083 Jy ! Total flux subtracted in 100 components = 0.0181083 Jy ! Clean residual min=-0.025553 max=0.029360 Jy/beam ! Clean residual mean=0.000551 rms=0.007565 Jy/beam ! Combined flux in latest and established models = 1.931 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 132 components and 1.931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171519Jy sigma=1.944401 ! Fit after self-cal, rms=0.163794Jy sigma=1.781539 ! Inverting map and beam ! Estimated beam: bmin=4.886 mas, bmaj=12.87 mas, bpa=-7.62 degrees ! Estimated noise=0.638134 mJy/beam. ! Added new window around map position (13.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236701 Jy ! Component: 100 - total flux cleaned = 0.0271293 Jy ! Total flux subtracted in 100 components = 0.0271293 Jy ! Clean residual min=-0.018902 max=0.027158 Jy/beam ! Clean residual mean=0.000624 rms=0.006124 Jy/beam ! Combined flux in latest and established models = 1.95813 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 158 components and 1.95813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156745Jy sigma=1.700642 ! Fit after self-cal, rms=0.154484Jy sigma=1.666754 ! Inverting map and beam ! Estimated beam: bmin=4.886 mas, bmaj=12.81 mas, bpa=-7.502 degrees ! Estimated noise=0.638381 mJy/beam. ! Added new window around map position (40.8, -92.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261684 Jy ! Component: 100 - total flux cleaned = 0.0314097 Jy ! Total flux subtracted in 100 components = 0.0314097 Jy ! Clean residual min=-0.015512 max=0.020149 Jy/beam ! Clean residual mean=0.000543 rms=0.004981 Jy/beam ! Combined flux in latest and established models = 1.98954 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 174 components and 1.98954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148900Jy sigma=1.595223 ! Fit after self-cal, rms=0.148014Jy sigma=1.578592 ! Inverting map and beam ! Estimated beam: bmin=4.895 mas, bmaj=12.79 mas, bpa=-7.41 degrees ! Estimated noise=0.640014 mJy/beam. ! Added new window around map position (-23.2, -15.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191082 Jy ! Component: 100 - total flux cleaned = 0.0223622 Jy ! Total flux subtracted in 100 components = 0.0223622 Jy ! Clean residual min=-0.013877 max=0.015312 Jy/beam ! Clean residual mean=0.000566 rms=0.004246 Jy/beam ! Combined flux in latest and established models = 2.01191 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 196 components and 2.01191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143944Jy sigma=1.530762 ! Fit after self-cal, rms=0.143201Jy sigma=1.520043 ! Inverting map and beam ! Estimated beam: bmin=4.897 mas, bmaj=12.77 mas, bpa=-7.352 degrees ! Estimated noise=0.640344 mJy/beam. doamp = false solint = solint / (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896187 Jy ! Component: 100 - total flux cleaned = 0.0100459 Jy ! Total flux subtracted in 100 components = 0.0100459 Jy ! Clean residual min=-0.012346 max=0.014032 Jy/beam ! Clean residual mean=0.000645 rms=0.003765 Jy/beam ! Combined flux in latest and established models = 2.02195 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 205 components and 2.02195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140652Jy sigma=1.490920 ! Fit after self-cal, rms=0.140001Jy sigma=1.481396 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0733-174_S ! Writing UV FITS file: 0733-174_S.uvf ! Writing 205 model components to file: 0733-174_S.mod ! wwins: Wrote 7 windows to 0733-174_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.897 x 12.77 at -7.352 degrees (North through East) ! Clean map min=-0.018131 max=1.0361 Jy/beam ! Writing clean map to FITS file: 0733-174_S.fits ! Writing difmap environment to: 0733-174_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0733-174_S] device 0733-174_Suv.ps/vps,1,2 ! Attempting to open device: '0733-174_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0733-174_Sim.ps/vps ! Attempting to open device: '0733-174_Sim.ps/vps' uvweight 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. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=4.897 mas, bmaj=12.77 mas, bpa=-7.352 degrees ! Estimated noise=0.640344 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.897 x 12.77 at -7.352 degrees (North through East) ! Clean map min=-0.018131 max=1.0361 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 0733-174_S.log closed on Wed Aug 20 12:27:50 2008