! Started logfile: 1921-293_X.log on Tue Aug 2 16:01:34 2005 observe 1921-293_X.edt ! Reading UV FITS file: 1921-293_X.edt ! AN table 1: 52 integrations on 171 of 171 possible baselines. ! AN table 2: 48 integrations on 171 of 171 possible baselines. ! AN table 3: 6 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0356394 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1921-293 ! ! 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 1818 lines of history. ! ! Reading 2584 visibilities. ![@gonzo8-0.1 1921-293_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 = 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 0.100x0.100 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 988 telescope corrections were flagged in sub-array 1. ! A total of 842 telescope corrections were flagged in sub-array 2. ! A total of 102 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 988 telescope corrections were flagged in sub-array 1. ! A total of 842 telescope corrections were flagged in sub-array 2. ! A total of 102 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 988 telescope corrections were flagged in sub-array 1. ! A total of 842 telescope corrections were flagged in sub-array 2. ! A total of 102 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 988 telescope corrections were flagged in sub-array 1. ! A total of 842 telescope corrections were flagged in sub-array 2. ! A total of 102 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=6.423348Jy sigma=0.095768 ! Fit after self-cal, rms=6.666332Jy sigma=0.099760 ! 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=0.8228 mas, bmaj=3.487 mas, bpa=4.663 degrees ! Estimated noise=2721.79 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.46321 Jy ! Total flux subtracted in 50 components = 5.46321 Jy ! Clean residual min=-0.646642 max=1.541007 Jy/beam ! Clean residual mean=0.096524 rms=0.273905 Jy/beam ! Combined flux in latest and established models = 5.46321 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 4 components and 5.46321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.571348Jy sigma=0.038279 ! Fit after self-cal, rms=2.571204Jy sigma=0.038278 ! 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=0.9138 mas, bmaj=4.046 mas, bpa=4.447 degrees ! Estimated noise=1977.96 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 = 1.86372 Jy ! Component: 100 - total flux cleaned = 2.70332 Jy ! Total flux subtracted in 100 components = 2.70332 Jy ! Clean residual min=-0.258610 max=0.410849 Jy/beam ! Clean residual mean=0.061514 rms=0.121042 Jy/beam ! Combined flux in latest and established models = 8.16653 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 50 model components to the UV plane model. ! The established model now contains 51 components and 8.16653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.897887Jy sigma=0.012734 ! Fit after self-cal, rms=0.892882Jy sigma=0.012668 ! 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 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.10 KK 1.00* KP 0.93 LA 0.94 ! MC 1.00* MK 1.06 NL 1.12 NY 1.00* ! ON 1.00* OV 0.98 PT 0.90 SC 1.00 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 2. ! 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* ! 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 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.08 KK 1.00* KP 0.93 LA 0.94 ! MC 1.00* MK 1.07 NL 1.11 NY 1.00* ! ON 1.00* OV 1.00 PT 0.89 SC 1.04 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 3. ! 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* ! 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 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 0.93 LA 0.93 ! MC 1.00* MK 1.02 NL 1.13 NY 1.00* ! ON 1.00* OV 0.99 PT 0.90 SC 1.05 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Correcting IF 4. ! 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* ! 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 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.94 LA 0.93 ! MC 1.00* MK 1.01 NL 1.12 NY 1.00* ! ON 1.00* OV 0.99 PT 0.90 SC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 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* ! ! ! Fit before self-cal, rms=0.892882Jy sigma=0.012668 ! Fit after self-cal, rms=0.507154Jy sigma=0.007317 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.059 mas, bmaj=4.54 mas, bpa=-0.3205 degrees ! Estimated noise=2037.69 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 = 0.297561 Jy ! Component: 100 - total flux cleaned = 0.362745 Jy ! Total flux subtracted in 100 components = 0.362745 Jy ! Clean residual min=-0.075134 max=0.075125 Jy/beam ! Clean residual mean=0.004105 rms=0.025718 Jy/beam ! Combined flux in latest and established models = 8.52927 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 8.52928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318574Jy sigma=0.004016 ! Fit after self-cal, rms=0.312143Jy sigma=0.003917 ! 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 = 0.0145134 Jy ! Component: 100 - total flux cleaned = 0.020894 Jy ! Total flux subtracted in 100 components = 0.020894 Jy ! Clean residual min=-0.048642 max=0.049256 Jy/beam ! Clean residual mean=0.002913 rms=0.017326 Jy/beam ! Combined flux in latest and established models = 8.55017 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 114 components and 8.55017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263735Jy sigma=0.003247 ! Fit after self-cal, rms=0.226060Jy sigma=0.002593 ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=4.533 mas, bpa=-0.3459 degrees ! Estimated noise=2031.14 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 = -0.00641446 Jy ! Component: 100 - total flux cleaned = -0.0289356 Jy ! Total flux subtracted in 100 components = -0.0289356 Jy ! Clean residual min=-0.028600 max=0.028605 Jy/beam ! Clean residual mean=0.001425 rms=0.009861 Jy/beam ! Combined flux in latest and established models = 8.52124 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 149 components and 8.52123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200709Jy sigma=0.002293 ! Fit after self-cal, rms=0.199593Jy sigma=0.002273 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1921-293_X ! Writing UV FITS file: 1921-293_X.uvf ! Writing 149 model components to file: 1921-293_X.mod ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 4.533 at -0.3459 degrees (North through East) ! Clean map min=-0.059936 max=6.3875 Jy/beam ! Writing clean map to FITS file: 1921-293_X.fits ! Writing difmap environment to: 1921-293_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1921-293_X] device 1921-293_Xuv.ps/vps,1,2 ! Attempting to open device: '1921-293_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1921-293_Xim.ps/vps ! Attempting to open device: '1921-293_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=1.057 mas, bmaj=4.533 mas, bpa=-0.3459 degrees ! Estimated noise=2031.14 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 4.533 at -0.3459 degrees (North through East) ! Clean map min=-0.059936 max=6.3875 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1921-293_X.log closed on Tue Aug 2 16:01:57 2005