! Started logfile: 1239+606_X.log on Tue Mar 25 09:45:19 2008 observe 1239+606_X.edt ! Reading UV FITS file: 1239+606_X.edt ! AN table 1: 55 integrations on 136 of 136 possible baselines. ! AN table 2: 63 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.161204 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1239+606 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1233 lines of history. ! ! Reading 10348 visibilities. ![@gonzo7-0.1 1239+606_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 480 telescope corrections were flagged in sub-array 1. ! A total of 920 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 482 telescope corrections were flagged in sub-array 1. ! A total of 869 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 477 telescope corrections were flagged in sub-array 1. ! A total of 863 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 480 telescope corrections were flagged in sub-array 1. ! A total of 902 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.896824Jy sigma=0.015647 ! Fit after self-cal, rms=0.896380Jy sigma=0.015651 ! 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=0.5293 mas, bmaj=2.441 mas, bpa=-65.35 degrees ! Estimated noise=1154.77 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 = 0.0785259 Jy ! Total flux subtracted in 50 components = 0.0785259 Jy ! Clean residual min=-0.006216 max=0.021903 Jy/beam ! Clean residual mean=-0.000011 rms=0.001950 Jy/beam ! Combined flux in latest and established models = 0.0785259 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 0.0785259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059732Jy sigma=0.001023 ! Fit after self-cal, rms=0.059730Jy sigma=0.001023 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01784 Jy ! Total flux subtracted in 50 components = 0.0178401 Jy ! Clean residual min=-0.004192 max=0.007040 Jy/beam ! Clean residual mean=-0.000004 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 0.0963659 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0963659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054037Jy sigma=0.000903 ! Fit after self-cal, rms=0.054029Jy sigma=0.000902 ! 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=0.7608 mas, bmaj=3.174 mas, bpa=-68.69 degrees ! Estimated noise=514.641 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 = 0.0142241 Jy ! Component: 100 - total flux cleaned = 0.0208654 Jy ! Total flux subtracted in 100 components = 0.0208654 Jy ! Clean residual min=-0.003918 max=0.004839 Jy/beam ! Clean residual mean=0.000013 rms=0.001024 Jy/beam ! Combined flux in latest and established models = 0.117231 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 36 components and 0.117231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.051163Jy sigma=0.000834 ! Fit after self-cal, rms=0.051137Jy sigma=0.000834 ! 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 0.98 GC 1.00* HN 1.00* ! KK 1.04 KP 0.99 LA 0.97 MC 1.00* ! MK 1.03 NL 1.00 NY 1.00* ON 1.00* ! OV 0.97 PT 0.97 SC 1.00* WF 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* GC 0.98 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00 MC 0.97 ! MK 1.00* NL 1.00* NY 0.91 ON 0.96 ! OV 1.00 PT 1.00* SC 1.00* WF 1.00* ! WZ 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* HN 1.00* ! KK 1.02 KP 0.99 LA 0.97 MC 1.00* ! MK 1.01 NL 0.98 NY 1.00* ON 1.00* ! OV 0.99 PT 0.97 SC 1.00* WF 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00* GC 1.00 HN 1.00* ! KK 1.00* KP 1.00* LA 1.01 MC 0.99 ! MK 1.00* NL 1.00* NY 0.98 ON 0.96 ! OV 0.95 PT 1.00* SC 1.00* WF 1.00* ! WZ 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 GC 1.00* HN 1.00* ! KK 1.01 KP 0.99 LA 0.99 MC 1.00* ! MK 1.00 NL 1.01 NY 1.00* ON 1.00* ! OV 0.98 PT 0.96 SC 1.00* WF 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* GC 0.96 HN 1.00* ! KK 1.00* KP 1.00* LA 0.99 MC 0.98 ! MK 1.00* NL 1.00* NY 0.99 ON 0.95 ! OV 1.00 PT 1.00* SC 1.00* WF 1.00* ! WZ 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* HN 1.00* ! KK 1.01 KP 0.99 LA 0.97 MC 1.00* ! MK 1.02 NL 0.97 NY 1.00* ON 1.00* ! OV 0.97 PT 0.97 SC 1.00* WF 1.00* ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00* GC 0.97 HN 1.00* ! KK 1.00* KP 1.00* LA 1.03 MC 0.94 ! MK 1.00* NL 1.00* NY 1.02 ON 0.99 ! OV 0.95 PT 1.00* SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.051137Jy sigma=0.000834 ! Fit after self-cal, rms=0.050143Jy sigma=0.000831 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7634 mas, bmaj=3.174 mas, bpa=-68.51 degrees ! Estimated noise=500.958 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 = 0.00139023 Jy ! Component: 100 - total flux cleaned = 0.00143522 Jy ! Total flux subtracted in 100 components = 0.00143522 Jy ! Clean residual min=-0.003446 max=0.004956 Jy/beam ! Clean residual mean=0.000016 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.118667 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 42 components and 0.118667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.050081Jy sigma=0.000830 ! Fit after self-cal, rms=0.050079Jy sigma=0.000830 ! 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 (2.3, -6.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422875 Jy ! Component: 100 - total flux cleaned = 0.00513645 Jy ! Total flux subtracted in 100 components = 0.00513645 Jy ! Clean residual min=-0.003048 max=0.002487 Jy/beam ! Clean residual mean=0.000006 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.123803 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 70 components and 0.123803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049766Jy sigma=0.000824 ! Fit after self-cal, rms=0.049540Jy sigma=0.000820 ! Inverting map and beam ! Estimated beam: bmin=0.7621 mas, bmaj=3.174 mas, bpa=-68.57 degrees ! Estimated noise=500.095 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 = 0.000812616 Jy ! Component: 100 - total flux cleaned = 0.00107211 Jy ! Total flux subtracted in 100 components = 0.00107211 Jy ! Clean residual min=-0.002987 max=0.002287 Jy/beam ! Clean residual mean=0.000006 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.124875 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.124875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049495Jy sigma=0.000819 ! Fit after self-cal, rms=0.049483Jy sigma=0.000819 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1239+606_X ! Writing UV FITS file: 1239+606_X.uvf ! Writing 88 model components to file: 1239+606_X.mod ! wwins: Wrote 2 windows to 1239+606_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7621 x 3.174 at -68.57 degrees (North through East) ! Clean map min=-0.0029552 max=0.10204 Jy/beam ! Writing clean map to FITS file: 1239+606_X.fits ! Writing difmap environment to: 1239+606_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1239+606_X] device 1239+606_Xuv.ps/vps,1,2 ! Attempting to open device: '1239+606_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1239+606_Xim.ps/vps ! Attempting to open device: '1239+606_Xim.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=0.7621 mas, bmaj=3.174 mas, bpa=-68.57 degrees ! Estimated noise=500.095 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7621 x 3.174 at -68.57 degrees (North through East) ! Clean map min=-0.0029552 max=0.10204 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1239+606_X.log closed on Tue Mar 25 09:45:24 2008