! Started logfile: 0727-115_S.log on Tue Apr 29 21:56:21 2008 observe 0727-115_S.edt ! Reading UV FITS file: 0727-115_S.edt ! AN table 1: 29 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0324544 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0727-115 ! ! 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 963 lines of history. ! ! Reading 576 visibilities. ![@gonzo5-0.4 0727-115_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 = 5.0 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 499 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 501 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 509 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 492 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.787984Jy sigma=0.009538 ! Fit after self-cal, rms=0.785025Jy sigma=0.009521 ! 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=3.567 mas, bmaj=8.948 mas, bpa=9.184 degrees ! Estimated noise=5563.5 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 = 1.3594 Jy ! Total flux subtracted in 50 components = 1.3594 Jy ! Clean residual min=-0.148468 max=0.396985 Jy/beam ! Clean residual mean=-0.002997 rms=0.053641 Jy/beam ! Combined flux in latest and established models = 1.3594 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 1.3594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.483831Jy sigma=0.005903 ! Fit after self-cal, rms=0.483696Jy sigma=0.005902 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.372969 Jy ! Total flux subtracted in 50 components = 0.372969 Jy ! Clean residual min=-0.075822 max=0.142958 Jy/beam ! Clean residual mean=-0.001285 rms=0.023047 Jy/beam ! Combined flux in latest and established models = 1.73237 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 16 components and 1.73237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215836Jy sigma=0.002599 ! Fit after self-cal, rms=0.213944Jy sigma=0.002580 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145365 Jy ! Total flux subtracted in 50 components = 0.145365 Jy ! Clean residual min=-0.042834 max=0.060563 Jy/beam ! Clean residual mean=-0.000633 rms=0.012621 Jy/beam ! Combined flux in latest and established models = 1.87773 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 33 components and 1.87773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133630Jy sigma=0.001521 ! Fit after self-cal, rms=0.131881Jy sigma=0.001502 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0673436 Jy ! Total flux subtracted in 50 components = 0.0673436 Jy ! Clean residual min=-0.029343 max=0.035551 Jy/beam ! Clean residual mean=-0.000334 rms=0.008746 Jy/beam ! Combined flux in latest and established models = 1.94507 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 43 components and 1.94507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107720Jy sigma=0.001154 ! Fit after self-cal, rms=0.106861Jy sigma=0.001143 ! 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=3.649 mas, bmaj=9.297 mas, bpa=10.11 degrees ! Estimated noise=5013.49 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 (-3.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0370431 Jy ! Component: 100 - total flux cleaned = 0.0581091 Jy ! Total flux subtracted in 100 components = 0.0581091 Jy ! Clean residual min=-0.019954 max=0.019506 Jy/beam ! Clean residual mean=-0.000067 rms=0.005482 Jy/beam ! Combined flux in latest and established models = 2.00318 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 75 components and 2.00318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095410Jy sigma=0.000979 ! Fit after self-cal, rms=0.094723Jy sigma=0.000968 ! 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 0.99 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.01 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.00 LA 1.00 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.01 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.99 LA 1.00* ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.01 ! WF 1.00* WZ 1.01 ! ! ! Fit before self-cal, rms=0.094723Jy sigma=0.000968 ! Fit after self-cal, rms=0.093993Jy sigma=0.000946 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.649 mas, bmaj=9.329 mas, bpa=10.42 degrees ! Estimated noise=5041.47 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 (-19.2, -72). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196186 Jy ! Component: 100 - total flux cleaned = 0.029261 Jy ! Total flux subtracted in 100 components = 0.029261 Jy ! Clean residual min=-0.016429 max=0.014525 Jy/beam ! Clean residual mean=-0.000045 rms=0.004374 Jy/beam ! Combined flux in latest and established models = 2.03244 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 88 components and 2.03244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089655Jy sigma=0.000894 ! Fit after self-cal, rms=0.089355Jy sigma=0.000890 ! 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 (101.6, 62.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120329 Jy ! Component: 100 - total flux cleaned = 0.0167214 Jy ! Total flux subtracted in 100 components = 0.0167214 Jy ! Clean residual min=-0.016045 max=0.014162 Jy/beam ! Clean residual mean=-0.000063 rms=0.004003 Jy/beam ! Combined flux in latest and established models = 2.04917 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 101 components and 2.04917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086784Jy sigma=0.000866 ! Fit after self-cal, rms=0.084334Jy sigma=0.000833 ! Inverting map and beam ! Estimated beam: bmin=3.654 mas, bmaj=9.341 mas, bpa=10.44 degrees ! Estimated noise=5038.76 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 = 0.0109443 Jy ! Component: 100 - total flux cleaned = 0.0148719 Jy ! Total flux subtracted in 100 components = 0.0148719 Jy ! Clean residual min=-0.015340 max=0.013940 Jy/beam ! Clean residual mean=-0.000049 rms=0.003724 Jy/beam ! Combined flux in latest and established models = 2.06404 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 118 components and 2.06404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082475Jy sigma=0.000814 ! Fit after self-cal, rms=0.082330Jy sigma=0.000812 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0727-115_S ! Writing UV FITS file: 0727-115_S.uvf ! Writing 118 model components to file: 0727-115_S.mod ! wwins: Wrote 4 windows to 0727-115_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.654 x 9.341 at 10.44 degrees (North through East) ! Clean map min=-0.015091 max=1.6696 Jy/beam ! Writing clean map to FITS file: 0727-115_S.fits ! Writing difmap environment to: 0727-115_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0727-115_S] device 0727-115_Suv.ps/vps,1,2 ! Attempting to open device: '0727-115_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0727-115_Sim.ps/vps ! Attempting to open device: '0727-115_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=3.654 mas, bmaj=9.341 mas, bpa=10.44 degrees ! Estimated noise=5038.76 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.654 x 9.341 at 10.44 degrees (North through East) ! Clean map min=-0.015091 max=1.6696 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4] quit ! Quitting program ! Log file 0727-115_S.log closed on Tue Apr 29 21:56:26 2008