! Started logfile: 1252+119_S.log on Mon Jun 23 17:08:49 2008 observe 1252+119_S.edt2 ! Reading UV FITS file: 1252+119_S.edt2 ! AN table 1: 42 integrations on 190 of 190 possible baselines. ! AN table 2: 18 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0454386 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1252+119 ! ! 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 2072 visibilities. ![@gonzo8-0.4 1252+119_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 = 8.0 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 822 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 825 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 822 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 822 telescope corrections were flagged in sub-array 1. ! A total of 282 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.619553Jy sigma=9.224407 ! Fit after self-cal, rms=0.606300Jy sigma=9.285539 ! 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=2.408 mas, bmaj=4.526 mas, bpa=1.028 degrees ! Estimated noise=2.42938 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 = 0.303351 Jy ! Total flux subtracted in 50 components = 0.303351 Jy ! Clean residual min=-0.039551 max=0.084599 Jy/beam ! Clean residual mean=-0.000051 rms=0.011825 Jy/beam ! Combined flux in latest and established models = 0.303351 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 0.303351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210102Jy sigma=2.561862 ! Fit after self-cal, rms=0.210097Jy sigma=2.561863 ! 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=2.83 mas, bmaj=4.662 mas, bpa=-0.3487 degrees ! Estimated noise=1.75515 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 = 0.0984829 Jy ! Component: 100 - total flux cleaned = 0.137728 Jy ! Total flux subtracted in 100 components = 0.137728 Jy ! Clean residual min=-0.026890 max=0.046138 Jy/beam ! Clean residual mean=-0.000041 rms=0.008595 Jy/beam ! Combined flux in latest and established models = 0.441078 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 9 components and 0.441078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163397Jy sigma=1.743477 ! Fit after self-cal, rms=0.163204Jy sigma=1.735900 ! 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 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 FD 1.00* GC 1.18 HH 1.00* ! HN 1.00* KK 0.65 KP 0.92 LA 1.00* ! MA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* ON 1.00* OV 0.97 PT 1.09 ! SC 1.00* TS 1.00 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* GC 1.19 HH 1.00* ! HN 1.00* KK 0.78 KP 0.92 LA 1.00* ! MA 1.00* MC 1.00* MK 1.07 NL 1.00* ! NY 1.00* ON 1.00* OV 0.93 PT 0.99 ! SC 1.00* TS 0.94 WF 1.00* WZ 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 0.00* 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.78 FD 1.00* GC 1.12 HH 1.00* ! HN 1.00* KK 0.91 KP 1.18 LA 1.00* ! MA 1.00* MC 1.00* MK 1.01 NL 1.00* ! NY 1.00* ON 1.00* OV 0.95 PT 1.12 ! SC 1.00* TS 0.99 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* 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 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GC 0.78 HH 1.00* ! HN 1.00* KK 0.88 KP 1.04 LA 1.00* ! MA 1.00* MC 1.00* MK 0.99 NL 1.00* ! NY 1.00* ON 1.00* OV 0.99 PT 1.02 ! SC 1.00* TS 0.94 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.163204Jy sigma=1.735900 ! Fit after self-cal, rms=0.146459Jy sigma=1.433846 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.797 mas, bmaj=4.792 mas, bpa=-2.52 degrees ! Estimated noise=1.70329 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 (-6.8, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0406807 Jy ! Component: 100 - total flux cleaned = 0.0568895 Jy ! Total flux subtracted in 100 components = 0.0568895 Jy ! Clean residual min=-0.011563 max=0.014201 Jy/beam ! Clean residual mean=-0.000016 rms=0.003070 Jy/beam ! Combined flux in latest and established models = 0.497968 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 24 components and 0.497968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132896Jy sigma=1.294564 ! Fit after self-cal, rms=0.132480Jy sigma=1.278441 ! 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 = 0.0115788 Jy ! Component: 100 - total flux cleaned = 0.0163192 Jy ! Total flux subtracted in 100 components = 0.0163192 Jy ! Clean residual min=-0.010176 max=0.010370 Jy/beam ! Clean residual mean=-0.000011 rms=0.002527 Jy/beam ! Combined flux in latest and established models = 0.514287 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 32 components and 0.514287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130992Jy sigma=1.267444 ! Fit after self-cal, rms=0.129164Jy sigma=1.182429 ! Inverting map and beam ! Estimated beam: bmin=2.795 mas, bmaj=4.786 mas, bpa=-2.608 degrees ! Estimated noise=1.68346 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 = 0.00350388 Jy ! Component: 100 - total flux cleaned = 0.00439628 Jy ! Total flux subtracted in 100 components = 0.00439628 Jy ! Clean residual min=-0.007663 max=0.009522 Jy/beam ! Clean residual mean=-0.000008 rms=0.002181 Jy/beam ! Combined flux in latest and established models = 0.518683 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.518683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128369Jy sigma=1.178987 ! Fit after self-cal, rms=0.128353Jy sigma=1.175180 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1252+119_S ! Writing UV FITS file: 1252+119_S.uvf ! Writing 45 model components to file: 1252+119_S.mod ! wwins: Wrote 2 windows to 1252+119_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.795 x 4.786 at -2.608 degrees (North through East) ! Clean map min=-0.0072948 max=0.38322 Jy/beam ! Writing clean map to FITS file: 1252+119_S.fits ! Writing difmap environment to: 1252+119_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1252+119_S] device 1252+119_Suv.ps/vps,1,2 ! Attempting to open device: '1252+119_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1252+119_Sim.ps/vps ! Attempting to open device: '1252+119_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=2.795 mas, bmaj=4.786 mas, bpa=-2.608 degrees ! Estimated noise=1.68346 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.795 x 4.786 at -2.608 degrees (North through East) ! Clean map min=-0.0072948 max=0.38322 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.4] quit ! Quitting program ! Log file 1252+119_S.log closed on Mon Jun 23 17:08:56 2008