! Started logfile: 0458-020_S.log on Mon Jun 23 15:26:48 2008 observe 0458-020_S.edt2 ! Reading UV FITS file: 0458-020_S.edt2 ! AN table 1: 15 integrations on 190 of 190 possible baselines. ! AN table 2: 7 integrations on 190 of 190 possible baselines. ! AN table 3: 58 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0967763 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0458-020 ! ! 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 1905 lines of history. ! ! Reading 5884 visibilities. ![@gonzo6-0.4 0458-020_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 184 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 937 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 184 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 933 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 940 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 140 telescope corrections were flagged in sub-array 2. ! A total of 935 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.582505Jy sigma=6.604015 ! Fit after self-cal, rms=0.574431Jy sigma=6.589076 ! 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=2.648 mas, bmaj=6.584 mas, bpa=-10.94 degrees ! Estimated noise=1.47611 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 = 0.458819 Jy ! Total flux subtracted in 50 components = 0.458819 Jy ! Clean residual min=-0.058151 max=0.158889 Jy/beam ! Clean residual mean=-0.000209 rms=0.020812 Jy/beam ! Combined flux in latest and established models = 0.458819 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.458819 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295658Jy sigma=4.517762 ! Fit after self-cal, rms=0.294776Jy sigma=4.514363 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170832 Jy ! Total flux subtracted in 50 components = 0.170832 Jy ! Clean residual min=-0.048477 max=0.081094 Jy/beam ! Clean residual mean=-0.000454 rms=0.013626 Jy/beam ! Combined flux in latest and established models = 0.629651 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.629651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238138Jy sigma=3.097427 ! Fit after self-cal, rms=0.235954Jy sigma=3.080925 ! Inverting map ! Added new window around map position (-2.8, 3.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0909856 Jy ! Total flux subtracted in 50 components = 0.0909856 Jy ! Clean residual min=-0.042510 max=0.053142 Jy/beam ! Clean residual mean=-0.000584 rms=0.010721 Jy/beam ! Combined flux in latest and established models = 0.720637 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 20 components and 0.720637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220062Jy sigma=2.562605 ! Fit after self-cal, rms=0.219349Jy sigma=2.557727 ! 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=2.803 mas, bmaj=7.274 mas, bpa=-13.01 degrees ! Estimated noise=0.934274 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 = 0.0590098 Jy ! Component: 100 - total flux cleaned = 0.0963277 Jy ! Total flux subtracted in 100 components = 0.0963277 Jy ! Clean residual min=-0.044252 max=0.032986 Jy/beam ! Clean residual mean=-0.002895 rms=0.009138 Jy/beam ! Combined flux in latest and established models = 0.816965 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.816965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207639Jy sigma=2.207976 ! Fit after self-cal, rms=0.206863Jy sigma=2.201649 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 GC 1.00* HH 1.00* ! HN 0.68 KK 1.00* KP 0.97 LA 0.92 ! MA 1.00* MC 1.00* MK 0.87 NL 1.01 ! NY 1.00* ON 1.00* OV 1.05 PT 0.88 ! SC 0.89 TS 1.00* WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.25 KK 1.00* KP 1.00* LA 1.00* ! MA 2.61 MC 1.33 MK 1.00* NL 1.00* ! NY 1.33 ON 1.09 OV 1.00* PT 1.00* ! SC 1.00 TS 1.00* WF 1.04 WZ 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00 GC 1.00* HH 1.00* ! HN 0.85 KK 1.00* KP 0.95 LA 0.88 ! MA 1.00* MC 1.00* MK 1.04 NL 0.97 ! NY 1.00* ON 1.00* OV 1.05 PT 0.93 ! SC 0.81 TS 1.00* WF 0.98 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 1.00* LA 1.00* ! MA 1.95 MC 0.90 MK 1.00* NL 1.00* ! NY 1.43 ON 1.17 OV 1.00* PT 1.00* ! SC 1.10 TS 1.00* WF 1.02 WZ 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 GC 1.00* HH 1.00* ! HN 0.85 KK 1.00* KP 1.00 LA 0.80 ! MA 1.00* MC 1.00* MK 0.66 NL 0.96 ! NY 1.00* ON 1.00* OV 1.14 PT 0.94 ! SC 1.06 TS 1.00* WF 0.91 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MA 2.07 MC 1.21 MK 1.00* NL 1.00* ! NY 1.25 ON 1.07 OV 1.00* PT 1.00* ! SC 1.01 TS 1.00* WF 0.98 WZ 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 GC 1.00* HH 1.00* ! HN 0.95 KK 1.00* KP 1.00 LA 0.78 ! MA 1.00* MC 1.00* MK 0.77 NL 1.01 ! NY 1.00* ON 1.00* OV 1.06 PT 0.99 ! SC 1.03 TS 1.00* WF 0.96 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.00* LA 1.00* ! MA 1.69 MC 1.80 MK 1.00* NL 1.00* ! NY 1.25 ON 1.17 OV 1.00* PT 1.00* ! SC 1.00 TS 1.00* WF 1.12 WZ 0.96 ! ! ! Fit before self-cal, rms=0.206863Jy sigma=2.201649 ! Fit after self-cal, rms=0.216356Jy sigma=1.463414 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.933 mas, bmaj=7.506 mas, bpa=-12.28 degrees ! Estimated noise=0.955858 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 (14.8, -40). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226492 Jy ! Component: 100 - total flux cleaned = 0.0284974 Jy ! Total flux subtracted in 100 components = 0.0284974 Jy ! Clean residual min=-0.012815 max=0.018017 Jy/beam ! Clean residual mean=-0.000562 rms=0.003394 Jy/beam ! Combined flux in latest and established models = 0.845462 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 53 components and 0.845462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213712Jy sigma=1.411091 ! Fit after self-cal, rms=0.213246Jy sigma=1.401836 ! Inverting map ! Added new window around map position (-14.8, 9.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148402 Jy ! Component: 100 - total flux cleaned = 0.017997 Jy ! Total flux subtracted in 100 components = 0.017997 Jy ! Clean residual min=-0.012500 max=0.012739 Jy/beam ! Clean residual mean=-0.000800 rms=0.002832 Jy/beam ! Combined flux in latest and established models = 0.863459 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.863459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211730Jy sigma=1.360403 ! Fit after self-cal, rms=0.211481Jy sigma=1.356997 ! 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) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230197 Jy ! Component: 100 - total flux cleaned = 0.00355112 Jy ! Total flux subtracted in 100 components = 0.00355112 Jy ! Clean residual min=-0.012512 max=0.012839 Jy/beam ! Clean residual mean=-0.000842 rms=0.002672 Jy/beam ! Combined flux in latest and established models = 0.86701 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.86701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210767Jy sigma=1.345845 ! Fit after self-cal, rms=0.218079Jy sigma=1.297059 ! Inverting map and beam ! Estimated beam: bmin=2.944 mas, bmaj=7.496 mas, bpa=-12.34 degrees ! Estimated noise=0.958108 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00836173 Jy ! Component: 100 - total flux cleaned = 0.0101834 Jy ! Total flux subtracted in 100 components = 0.0101834 Jy ! Clean residual min=-0.008514 max=0.010862 Jy/beam ! Clean residual mean=-0.000284 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 0.877194 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 0.877194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217396Jy sigma=1.281031 ! Fit after self-cal, rms=0.221747Jy sigma=1.270347 ! Inverting map and beam ! Estimated beam: bmin=2.946 mas, bmaj=7.496 mas, bpa=-12.32 degrees ! Estimated noise=0.95858 mJy/beam. ! Added new window around map position (-8.4, 9.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0077716 Jy ! Component: 100 - total flux cleaned = 0.00828624 Jy ! Total flux subtracted in 100 components = 0.00828624 Jy ! Clean residual min=-0.007663 max=0.009102 Jy/beam ! Clean residual mean=-0.000264 rms=0.001920 Jy/beam ! Combined flux in latest and established models = 0.88548 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 98 components and 0.88548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221188Jy sigma=1.258539 ! Fit after self-cal, rms=0.225593Jy sigma=1.252650 ! Inverting map and beam ! Estimated beam: bmin=2.948 mas, bmaj=7.499 mas, bpa=-12.32 degrees ! Estimated noise=0.958485 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 = 0.00405878 Jy ! Component: 100 - total flux cleaned = 0.00471272 Jy ! Total flux subtracted in 100 components = 0.00471272 Jy ! Clean residual min=-0.007297 max=0.007910 Jy/beam ! Clean residual mean=-0.000283 rms=0.001745 Jy/beam ! Combined flux in latest and established models = 0.890193 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 105 components and 0.890193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225256Jy sigma=1.246491 ! Fit after self-cal, rms=0.225229Jy sigma=1.242586 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0458-020_S ! Writing UV FITS file: 0458-020_S.uvf ! Writing 105 model components to file: 0458-020_S.mod ! wwins: Wrote 5 windows to 0458-020_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.948 x 7.499 at -12.32 degrees (North through East) ! Clean map min=-0.0078351 max=0.55264 Jy/beam ! Writing clean map to FITS file: 0458-020_S.fits ! Writing difmap environment to: 0458-020_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0458-020_S] device 0458-020_Suv.ps/vps,1,2 ! Attempting to open device: '0458-020_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0458-020_Sim.ps/vps ! Attempting to open device: '0458-020_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=2.948 mas, bmaj=7.499 mas, bpa=-12.32 degrees ! Estimated noise=0.958485 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.948 x 7.499 at -12.32 degrees (North through East) ! Clean map min=-0.0078351 max=0.55264 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 0458-020_S.log closed on Mon Jun 23 15:27:00 2008