! Started logfile: 0048-097_S.log on Mon Aug 18 11:47:04 2008 observe 0048-097_S.edt ! Reading UV FITS file: 0048-097_S.edt ! AN table 1: 61 integrations on 171 of 171 possible baselines. ! AN table 2: 17 integrations on 171 of 171 possible baselines. ! AN table 3: 18 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.107395 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0048-097 ! ! 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 7052 visibilities. ![@gonzo7-0.4 0048-097_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 = 7.0 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 911 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 342 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 911 telescope corrections were flagged in sub-array 1. ! A total of 237 telescope corrections were flagged in sub-array 2. ! A total of 342 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 911 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 342 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 908 telescope corrections were flagged in sub-array 1. ! A total of 228 telescope corrections were flagged in sub-array 2. ! A total of 342 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.340070Jy sigma=5.779132 ! Fit after self-cal, rms=0.338951Jy sigma=5.775873 ! 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=2.269 mas, bmaj=6.373 mas, bpa=0.9572 degrees ! Estimated noise=0.923015 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 = 0.533745 Jy ! Total flux subtracted in 50 components = 0.533745 Jy ! Clean residual min=-0.023020 max=0.148873 Jy/beam ! Clean residual mean=0.000312 rms=0.006990 Jy/beam ! Combined flux in latest and established models = 0.533745 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.533745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184588Jy sigma=3.062044 ! Fit after self-cal, rms=0.184589Jy sigma=3.062045 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116391 Jy ! Total flux subtracted in 50 components = 0.116391 Jy ! Clean residual min=-0.011207 max=0.032464 Jy/beam ! Clean residual mean=0.000122 rms=0.002880 Jy/beam ! Combined flux in latest and established models = 0.650136 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.650136 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116300Jy sigma=1.742720 ! Fit after self-cal, rms=0.116301Jy sigma=1.742723 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283938 Jy ! Total flux subtracted in 50 components = 0.0283938 Jy ! Clean residual min=-0.010834 max=0.012967 Jy/beam ! Clean residual mean=0.000076 rms=0.002506 Jy/beam ! Combined flux in latest and established models = 0.67853 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 0.67853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111480Jy sigma=1.643363 ! Fit after self-cal, rms=0.111480Jy sigma=1.643290 ! 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=2.895 mas, bmaj=6.951 mas, bpa=1.747 degrees ! Estimated noise=0.625235 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 = 0.0135343 Jy ! Component: 100 - total flux cleaned = 0.0194568 Jy ! Total flux subtracted in 100 components = 0.0194568 Jy ! Clean residual min=-0.009388 max=0.011464 Jy/beam ! Clean residual mean=-0.000169 rms=0.002220 Jy/beam ! Combined flux in latest and established models = 0.697987 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 15 components and 0.697987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110002Jy sigma=1.620288 ! Fit after self-cal, rms=0.110005Jy sigma=1.620106 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.01 HH 1.00* ! HN 1.02 KK 0.86 KP 0.97 LA 1.00 ! MA 1.00* MK 1.02 NL 0.98 NY 1.00* ! OV 1.05 PT 0.96 SC 0.97 TS 1.01 ! WF 1.10 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.07 GC 1.00* HH 1.00* ! HN 0.93 KK 1.00* KP 0.90 LA 1.05 ! MA 1.00* MK 0.89 NL 0.96 NY 1.00* ! OV 1.01 PT 1.03 SC 0.73 TS 1.00* ! WF 0.93 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.04 HH 1.00* ! HN 1.03 KK 0.93 KP 0.99 LA 1.01 ! MA 1.00* MK 1.01 NL 1.01 NY 1.00* ! OV 1.00 PT 0.98 SC 1.01 TS 1.02 ! WF 1.11 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.03 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 1.05 LA 1.12 ! MA 1.00* MK 0.94 NL 1.09 NY 1.00* ! OV 0.92 PT 0.88 SC 0.93 TS 1.00* ! WF 0.94 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 GC 1.02 HH 1.00* ! HN 1.04 KK 0.86 KP 0.99 LA 1.01 ! MA 1.00* MK 1.01 NL 1.03 NY 1.00* ! OV 1.03 PT 0.96 SC 1.03 TS 1.05 ! WF 1.12 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 0.96 FD 0.96 GC 1.00* HH 1.00* ! HN 1.21 KK 1.00* KP 1.15 LA 0.91 ! MA 1.00* MK 0.91 NL 1.02 NY 1.00* ! OV 1.03 PT 0.94 SC 1.07 TS 1.00* ! WF 1.02 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 GC 0.97 HH 1.00* ! HN 1.05 KK 0.99 KP 1.00 LA 1.02 ! MA 1.00* MK 1.01 NL 1.04 NY 1.00* ! OV 1.01 PT 0.97 SC 0.98 TS 1.02 ! WF 1.10 WZ 1.00* GG 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.86 GC 1.00* HH 1.00* ! HN 1.17 KK 1.00* KP 1.15 LA 0.79 ! MA 1.00* MK 0.88 NL 1.05 NY 1.00* ! OV 0.94 PT 0.91 SC 0.97 TS 1.00* ! WF 0.98 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! 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* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Fit before self-cal, rms=0.110005Jy sigma=1.620106 ! Fit after self-cal, rms=0.093657Jy sigma=1.264268 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.904 mas, bmaj=6.935 mas, bpa=1.425 degrees ! Estimated noise=0.624275 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 = 0.00319008 Jy ! Component: 100 - total flux cleaned = 0.00366411 Jy ! Total flux subtracted in 100 components = 0.00366411 Jy ! Clean residual min=-0.003661 max=0.004595 Jy/beam ! Clean residual mean=0.000220 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.701651 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 20 components and 0.701651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093437Jy sigma=1.262548 ! Fit after self-cal, rms=0.093447Jy sigma=1.262355 ! 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 = 0.000522181 Jy ! Component: 100 - total flux cleaned = 0.000827613 Jy ! Total flux subtracted in 100 components = 0.000827613 Jy ! Clean residual min=-0.003620 max=0.004364 Jy/beam ! Clean residual mean=0.000214 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.702479 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.702479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093396Jy sigma=1.262427 ! Fit after self-cal, rms=0.092824Jy sigma=1.216250 ! Inverting map and beam ! Estimated beam: bmin=2.901 mas, bmaj=6.93 mas, bpa=1.389 degrees ! Estimated noise=0.624345 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) ! Added new window around map position (-0.4, 16.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439132 Jy ! Component: 100 - total flux cleaned = 0.00676403 Jy ! Total flux subtracted in 100 components = 0.00676403 Jy ! Clean residual min=-0.003472 max=0.003064 Jy/beam ! Clean residual mean=0.000154 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.709243 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.709243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092606Jy sigma=1.212611 ! Fit after self-cal, rms=0.092611Jy sigma=1.212222 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0048-097_S ! Writing UV FITS file: 0048-097_S.uvf ! Writing 36 model components to file: 0048-097_S.mod ! wwins: Wrote 2 windows to 0048-097_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.901 x 6.93 at 1.389 degrees (North through East) ! Clean map min=-0.0033004 max=0.676 Jy/beam ! Writing clean map to FITS file: 0048-097_S.fits ! Writing difmap environment to: 0048-097_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0048-097_S] device 0048-097_Suv.ps/vps,1,2 ! Attempting to open device: '0048-097_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0048-097_Sim.ps/vps ! Attempting to open device: '0048-097_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=2.901 mas, bmaj=6.93 mas, bpa=1.389 degrees ! Estimated noise=0.624345 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.901 x 6.93 at 1.389 degrees (North through East) ! Clean map min=-0.0033004 max=0.676 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0048-097_S.log closed on Mon Aug 18 11:47:11 2008