! Started logfile: 1424-418_X.log on Wed May 14 13:29:45 2008 observe 1424-418_X.edt ! Reading UV FITS file: 1424-418_X.edt ! AN table 1: 3 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.087146 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1424-418 ! ! 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 946 lines of history. ! ! Reading 160 visibilities. ![@gonzo7-0.1 1424-418_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 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.514532Jy sigma=0.003956 ! Fit after self-cal, rms=0.514411Jy sigma=0.003954 ! 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=0.6913 mas, bmaj=2.213 mas, bpa=-3.987 degrees ! Estimated noise=11542.4 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 = 1.04314 Jy ! Total flux subtracted in 50 components = 1.04314 Jy ! Clean residual min=-0.108327 max=0.291206 Jy/beam ! Clean residual mean=-0.000120 rms=0.047701 Jy/beam ! Combined flux in latest and established models = 1.04314 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 1.04314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.476354Jy sigma=0.003661 ! Fit after self-cal, rms=0.476342Jy sigma=0.003661 ! 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=0.9872 mas, bmaj=2.936 mas, bpa=-3.594 degrees ! Estimated noise=8440.87 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 = 0.36571 Jy ! Component: 100 - total flux cleaned = 0.493494 Jy ! Total flux subtracted in 100 components = 0.493494 Jy ! Clean residual min=-0.040933 max=0.055602 Jy/beam ! Clean residual mean=0.000397 rms=0.012722 Jy/beam ! Combined flux in latest and established models = 1.53663 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 41 model components to the UV plane model. ! The established model now contains 42 components and 1.53663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117740Jy sigma=0.000837 ! Fit after self-cal, rms=0.117510Jy sigma=0.000832 ! 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 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.06 KP 0.98 LA 0.97 ! MC 1.00* MK 1.06 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 0.96 SC 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 0.99 LA 0.97 ! MC 1.00* MK 1.01 NL 1.00* NY 1.00* ! ON 1.00* OV 0.97 PT 0.93 SC 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 0.98 LA 0.98 ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.05 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.98 LA 0.97 ! MC 1.00* MK 0.97 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 1.00 SC 1.11 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.117510Jy sigma=0.000832 ! Fit after self-cal, rms=0.094277Jy sigma=0.000669 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=2.992 mas, bpa=-3.757 degrees ! Estimated noise=8197.59 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 = 0.000321608 Jy ! Component: 100 - total flux cleaned = 0.00050329 Jy ! Total flux subtracted in 100 components = 0.00050329 Jy ! Clean residual min=-0.026101 max=0.027024 Jy/beam ! Clean residual mean=-0.000311 rms=0.006728 Jy/beam ! Combined flux in latest and established models = 1.53713 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 45 components and 1.53713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093485Jy sigma=0.000663 ! Fit after self-cal, rms=0.093351Jy sigma=0.000662 ! 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 = 0.000712371 Jy ! Component: 100 - total flux cleaned = 0.00113751 Jy ! Total flux subtracted in 100 components = 0.00113751 Jy ! Clean residual min=-0.025902 max=0.026433 Jy/beam ! Clean residual mean=-0.000318 rms=0.006625 Jy/beam ! Combined flux in latest and established models = 1.53827 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 45 components and 1.53827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092731Jy sigma=0.000657 ! Fit after self-cal, rms=0.091194Jy sigma=0.000645 ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=2.997 mas, bpa=-3.776 degrees ! Estimated noise=8206.6 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 = 1.35763e-05 Jy ! Component: 100 - total flux cleaned = 0.000211074 Jy ! Total flux subtracted in 100 components = 0.000211074 Jy ! Clean residual min=-0.026153 max=0.026040 Jy/beam ! Clean residual mean=-0.000270 rms=0.006542 Jy/beam ! Combined flux in latest and established models = 1.53848 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 46 components and 1.53848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090609Jy sigma=0.000641 ! Fit after self-cal, rms=0.090415Jy sigma=0.000640 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1424-418_X ! Writing UV FITS file: 1424-418_X.uvf ! Writing 46 model components to file: 1424-418_X.mod ! wwins: Wrote 1 windows to 1424-418_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 2.997 at -3.776 degrees (North through East) ! Clean map min=-0.025799 max=1.3739 Jy/beam ! Writing clean map to FITS file: 1424-418_X.fits ! Writing difmap environment to: 1424-418_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1424-418_X] device 1424-418_Xuv.ps/vps,1,2 ! Attempting to open device: '1424-418_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1424-418_Xim.ps/vps ! Attempting to open device: '1424-418_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=1.007 mas, bmaj=2.997 mas, bpa=-3.776 degrees ! Estimated noise=8206.6 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 2.997 at -3.776 degrees (North through East) ! Clean map min=-0.025799 max=1.3739 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1424-418_X.log closed on Wed May 14 13:29:51 2008