! Started logfile: 0642+449_S.log on Wed Jul 12 16:42:50 2006 observe 0642+449_S.edt ! Reading UV FITS file: 0642+449_S.edt ! AN table 1: 89 integrations on 190 of 190 possible baselines. ! AN table 2: 47 integrations on 190 of 190 possible baselines. ! AN table 3: 8 integrations on 190 of 190 possible baselines. ! AN table 4: 19 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.169422 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0642+449 ! ! 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 1588 lines of history. ! ! Reading 20988 visibilities. ![@gonzo7-0.4 0642+449_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 1226 telescope corrections were flagged in sub-array 1. ! A total of 792 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! A total of 362 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1214 telescope corrections were flagged in sub-array 1. ! A total of 787 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! A total of 345 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1165 telescope corrections were flagged in sub-array 1. ! A total of 804 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! A total of 356 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1222 telescope corrections were flagged in sub-array 1. ! A total of 786 telescope corrections were flagged in sub-array 2. ! A total of 95 telescope corrections were flagged in sub-array 3. ! A total of 346 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.345839Jy sigma=0.004695 ! Fit after self-cal, rms=0.340622Jy sigma=0.004635 ! 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=2.094 mas, bmaj=3.027 mas, bpa=-12.45 degrees ! Estimated noise=835.784 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 = 0.522666 Jy ! Total flux subtracted in 50 components = 0.522666 Jy ! Clean residual min=-0.016999 max=0.145812 Jy/beam ! Clean residual mean=0.000042 rms=0.005477 Jy/beam ! Combined flux in latest and established models = 0.522666 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 0.522666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253837Jy sigma=0.003481 ! Fit after self-cal, rms=0.253837Jy sigma=0.003481 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114412 Jy ! Total flux subtracted in 50 components = 0.114412 Jy ! Clean residual min=-0.011152 max=0.035075 Jy/beam ! Clean residual mean=0.000027 rms=0.003252 Jy/beam ! Combined flux in latest and established models = 0.637078 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.637078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188010Jy sigma=0.002488 ! Fit after self-cal, rms=0.188009Jy sigma=0.002488 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0370377 Jy ! Total flux subtracted in 50 components = 0.0370377 Jy ! Clean residual min=-0.010990 max=0.026334 Jy/beam ! Clean residual mean=0.000022 rms=0.002948 Jy/beam ! Combined flux in latest and established models = 0.674116 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.674116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177321Jy sigma=0.002312 ! Fit after self-cal, rms=0.177276Jy sigma=0.002312 ! Inverting map ! Added new window around map position (3.6, -0.4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0245417 Jy ! Total flux subtracted in 50 components = 0.0245417 Jy ! Clean residual min=-0.011224 max=0.014620 Jy/beam ! Clean residual mean=0.000017 rms=0.002799 Jy/beam ! Combined flux in latest and established models = 0.698658 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 11 components and 0.698658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172446Jy sigma=0.002235 ! Fit after self-cal, rms=0.172227Jy sigma=0.002233 ! 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=2.781 mas, bmaj=3.832 mas, bpa=-16.13 degrees ! Estimated noise=452.51 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 = 0.0358529 Jy ! Component: 100 - total flux cleaned = 0.0531466 Jy ! Total flux subtracted in 100 components = 0.0531466 Jy ! Clean residual min=-0.010196 max=0.013323 Jy/beam ! Clean residual mean=0.000039 rms=0.002594 Jy/beam ! Combined flux in latest and established models = 0.751804 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 32 components and 0.751804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165962Jy sigma=0.002131 ! Fit after self-cal, rms=0.165794Jy sigma=0.002129 ! 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 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 GC 0.93 HN 1.04 ! LA 0.96 NL 0.96 OV 0.98 SC 0.89 ! WF 1.00 GG 1.00* HH 1.00* KK 0.96 ! KP 0.95 MA 1.53 MC 1.08 MK 0.95 ! NY 1.01 TS 1.00* WZ 1.12 PT 1.02 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.07 GC 1.04 HN 1.09 ! LA 1.08 NL 1.14 OV 1.08 SC 1.12 ! WF 1.02 GG 1.00* HH 1.00* KK 1.14 ! KP 1.13 MA 1.00* MC 1.06 MK 1.13 ! NY 1.06 TS 0.93 WZ 1.00* PT 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.14 GC 1.04 HN 1.34 ! LA 1.09 NL 1.12 OV 1.12 SC 1.00* ! WF 1.16 GG 1.00* HH 1.00* KK 1.00* ! KP 1.05 MA 1.00* MC 1.00* MK 1.08 ! NY 1.05 TS 1.05 WZ 1.00* PT 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 GC 0.87 HN 1.00 ! LA 0.97 NL 0.95 OV 0.99 SC 1.02 ! WF 0.97 GG 1.00* HH 1.00* KK 0.90 ! KP 1.02 MA 1.33 MC 1.03 MK 0.98 ! NY 1.00 TS 1.00* WZ 1.05 PT 1.00 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.09 GC 1.05 HN 1.08 ! LA 1.07 NL 1.16 OV 1.09 SC 1.12 ! WF 1.10 GG 1.00* HH 1.00* KK 1.01 ! KP 1.08 MA 0.87 MC 0.82 MK 1.11 ! NY 1.06 TS 0.96 WZ 1.00* PT 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.14 GC 0.96 HN 1.32 ! LA 1.09 NL 1.04 OV 1.11 SC 1.00* ! WF 1.19 GG 1.00* HH 1.00* KK 1.00* ! KP 1.18 MA 1.00* MC 1.00* MK 1.08 ! NY 0.86 TS 1.09 WZ 1.00* PT 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 0.69 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 0.97 MC 1.11 MK 1.00* ! NY 1.00* TS 1.00* WZ 1.05 PT 1.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 GC 0.99 HN 0.96 ! LA 0.95 NL 0.92 OV 0.97 SC 0.94 ! WF 0.93 GG 1.00* HH 1.00* KK 0.92 ! KP 1.01 MA 1.21 MC 1.39 MK 0.99 ! NY 0.99 TS 1.00* WZ 0.89 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.06 GC 1.03 HN 1.05 ! LA 1.05 NL 1.14 OV 1.06 SC 1.08 ! WF 0.72 GG 1.00* HH 1.00* KK 1.00 ! KP 1.01 MA 0.83 MC 1.41 MK 1.06 ! NY 1.03 TS 1.04 WZ 1.00* PT 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.09 GC 1.04 HN 1.26 ! LA 1.02 NL 1.02 OV 1.06 SC 1.00* ! WF 1.13 GG 1.00* HH 1.00* KK 1.00* ! KP 1.08 MA 1.00* MC 1.00* MK 1.06 ! NY 1.00 TS 1.05 WZ 1.00* PT 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 GC 0.97 HN 0.99 ! LA 0.96 NL 0.94 OV 0.94 SC 0.99 ! WF 0.93 GG 1.00* HH 1.00* KK 0.94 ! KP 1.01 MA 1.50 MC 1.41 MK 0.93 ! NY 1.07 TS 1.00* WZ 0.83 PT 0.96 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.04 GC 0.98 HN 1.07 ! LA 1.02 NL 1.14 OV 1.05 SC 1.09 ! WF 0.76 GG 1.00* HH 1.00* KK 1.01 ! KP 0.98 MA 1.21 MC 1.24 MK 1.09 ! NY 1.00 TS 0.77 WZ 1.00* PT 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.05 GC 1.00 HN 1.26 ! LA 1.04 NL 1.06 OV 1.09 SC 1.00* ! WF 1.04 GG 1.00* HH 1.00* KK 1.00* ! KP 1.14 MA 1.00* MC 1.00* MK 1.04 ! NY 0.97 TS 1.06 WZ 1.00* PT 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.00* GC 1.00* HN 1.00* ! LA 1.00* NL 1.00* OV 1.00* SC 1.00* ! WF 0.82 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.07 MC 0.98 MK 1.00* ! NY 1.00* TS 1.00* WZ 1.07 PT 1.00* ! ! ! Fit before self-cal, rms=0.165794Jy sigma=0.002129 ! Fit after self-cal, rms=0.141878Jy sigma=0.001854 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.801 mas, bmaj=3.855 mas, bpa=-15.87 degrees ! Estimated noise=449.341 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 = 0.00709748 Jy ! Component: 100 - total flux cleaned = 0.00754646 Jy ! Total flux subtracted in 100 components = 0.00754646 Jy ! Clean residual min=-0.003623 max=0.003899 Jy/beam ! Clean residual mean=-0.000023 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.759351 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 37 components and 0.75935 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141531Jy sigma=0.001849 ! Fit after self-cal, rms=0.141494Jy sigma=0.001848 ! 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 = 0.00206847 Jy ! Component: 100 - total flux cleaned = 0.00198314 Jy ! Total flux subtracted in 100 components = 0.00198314 Jy ! Clean residual min=-0.003653 max=0.003671 Jy/beam ! Clean residual mean=-0.000032 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.761334 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 47 components and 0.761334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141415Jy sigma=0.001848 ! Fit after self-cal, rms=0.137845Jy sigma=0.001780 ! Inverting map and beam ! Estimated beam: bmin=2.797 mas, bmaj=3.857 mas, bpa=-15.88 degrees ! Estimated noise=450.484 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 = 0.00357471 Jy ! Component: 100 - total flux cleaned = 0.00489331 Jy ! Total flux subtracted in 100 components = 0.00489331 Jy ! Clean residual min=-0.003014 max=0.002983 Jy/beam ! Clean residual mean=-0.000012 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.766227 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.766227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137764Jy sigma=0.001779 ! Fit after self-cal, rms=0.137776Jy sigma=0.001778 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0642+449_S ! Writing UV FITS file: 0642+449_S.uvf ! Writing 56 model components to file: 0642+449_S.mod ! wwins: Wrote 2 windows to 0642+449_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.797 x 3.857 at -15.88 degrees (North through East) ! Clean map min=-0.0028048 max=0.69205 Jy/beam ! Writing clean map to FITS file: 0642+449_S.fits ! Writing difmap environment to: 0642+449_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0642+449_S] device 0642+449_Suv.ps/vps,1,2 ! Attempting to open device: '0642+449_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0642+449_Sim.ps/vps ! Attempting to open device: '0642+449_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=2.797 mas, bmaj=3.857 mas, bpa=-15.88 degrees ! Estimated noise=450.484 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.797 x 3.857 at -15.88 degrees (North through East) ! Clean map min=-0.0028048 max=0.69205 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0642+449_S.log closed on Wed Jul 12 16:43:22 2006