! Started logfile: 2054-377_S.log on Mon Jun 23 11:17:26 2008 observe 2054-377_S.edt ! Reading UV FITS file: 2054-377_S.edt ! AN table 1: 8 integrations on 190 of 190 possible baselines. ! AN table 2: 37 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.080117 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2054-377 ! ! 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 1901 lines of history. ! ! Reading 2740 visibilities. ![@gonzo7-0.4 2054-377_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 = 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 0.400x0.400 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 160 telescope corrections were flagged in sub-array 1. ! A total of 569 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 569 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 569 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 160 telescope corrections were flagged in sub-array 1. ! A total of 569 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.756585Jy sigma=7.569229 ! Fit after self-cal, rms=0.751146Jy sigma=7.456942 ! 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=3.667 mas, bmaj=17.01 mas, bpa=-7.952 degrees ! Estimated noise=2.77961 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 = 0.216509 Jy ! Total flux subtracted in 50 components = 0.216509 Jy ! Clean residual min=-0.026745 max=0.060402 Jy/beam ! Clean residual mean=-0.001457 rms=0.010082 Jy/beam ! Combined flux in latest and established models = 0.216509 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 0.216509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164662Jy sigma=1.525799 ! Fit after self-cal, rms=0.164650Jy sigma=1.525772 ! 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=4.195 mas, bmaj=19.52 mas, bpa=-12.56 degrees ! Estimated noise=1.78251 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 = 0.056328 Jy ! Component: 100 - total flux cleaned = 0.0815953 Jy ! Total flux subtracted in 100 components = 0.0815953 Jy ! Clean residual min=-0.016759 max=0.021614 Jy/beam ! Clean residual mean=-0.003408 rms=0.005475 Jy/beam ! Combined flux in latest and established models = 0.298104 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 30 components and 0.298104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154397Jy sigma=1.231041 ! Fit after self-cal, rms=0.154278Jy sigma=1.230766 ! 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* ! 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 1.00* FD 0.87 GC 1.00* HH 1.00* ! HN 1.53 KK 1.00* KP 0.97 LA 0.95 ! MA 1.00* MC 1.00* MK 1.00* NL 1.05 ! NY 1.00* ON 1.00* OV 1.00* PT 0.92 ! SC 0.99 TS 1.00* WF 0.99 WZ 1.00* ! ! ! 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* ! 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 1.00* FD 0.91 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.01 LA 0.97 ! MA 1.00* MC 1.00* MK 1.00* NL 1.21 ! NY 1.00* ON 1.00* OV 1.00* PT 0.92 ! SC 0.87 TS 1.00* WF 0.99 WZ 1.00* ! ! ! 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* ! 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 1.00* FD 0.86 GC 1.00* HH 1.00* ! HN 1.29 KK 1.00* KP 0.78 LA 0.96 ! MA 1.00* MC 1.00* MK 1.00* NL 1.15 ! NY 1.00* ON 1.00* OV 1.00* PT 0.97 ! SC 1.03 TS 1.00* WF 0.86 WZ 1.00* ! ! ! 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* ! 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 1.00* FD 0.93 GC 1.00* HH 1.00* ! HN 1.44 KK 1.00* KP 0.97 LA 0.92 ! MA 1.00* MC 1.00* MK 1.00* NL 1.11 ! NY 1.00* ON 1.00* OV 1.00* PT 0.90 ! SC 0.95 TS 1.00* WF 0.85 WZ 1.00* ! ! ! Fit before self-cal, rms=0.154278Jy sigma=1.230766 ! Fit after self-cal, rms=0.157489Jy sigma=1.122299 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.233 mas, bmaj=19.74 mas, bpa=-11.99 degrees ! Estimated noise=1.70172 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 = -0.00248131 Jy ! Component: 100 - total flux cleaned = -0.00360106 Jy ! Total flux subtracted in 100 components = -0.00360106 Jy ! Clean residual min=-0.007136 max=0.006386 Jy/beam ! Clean residual mean=-0.001261 rms=0.001935 Jy/beam ! Combined flux in latest and established models = 0.294503 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 36 components and 0.294503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157140Jy sigma=1.121043 ! Fit after self-cal, rms=0.157280Jy sigma=1.120599 ! 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 = -0.000982143 Jy ! Component: 100 - total flux cleaned = -0.00152854 Jy ! Total flux subtracted in 100 components = -0.00152854 Jy ! Clean residual min=-0.007082 max=0.006151 Jy/beam ! Clean residual mean=-0.001259 rms=0.001887 Jy/beam ! Combined flux in latest and established models = 0.292975 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.292975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157095Jy sigma=1.120417 ! Fit after self-cal, rms=0.171447Jy sigma=1.076512 ! Inverting map and beam ! Estimated beam: bmin=4.23 mas, bmaj=19.69 mas, bpa=-11.88 degrees ! Estimated noise=1.70204 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 = -0.000833706 Jy ! Component: 100 - total flux cleaned = -0.00120907 Jy ! Total flux subtracted in 100 components = -0.00120907 Jy ! Clean residual min=-0.005785 max=0.006818 Jy/beam ! Clean residual mean=-0.000509 rms=0.001805 Jy/beam ! Combined flux in latest and established models = 0.291766 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 52 components and 0.291766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171338Jy sigma=1.076148 ! Fit after self-cal, rms=0.171354Jy sigma=1.076018 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2054-377_S ! Writing UV FITS file: 2054-377_S.uvf ! Writing 52 model components to file: 2054-377_S.mod ! wwins: Wrote 1 windows to 2054-377_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.23 x 19.69 at -11.88 degrees (North through East) ! Clean map min=-0.0057751 max=0.2693 Jy/beam ! Writing clean map to FITS file: 2054-377_S.fits ! Writing difmap environment to: 2054-377_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2054-377_S] device 2054-377_Suv.ps/vps,1,2 ! Attempting to open device: '2054-377_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2054-377_Sim.ps/vps ! Attempting to open device: '2054-377_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=4.23 mas, bmaj=19.69 mas, bpa=-11.88 degrees ! Estimated noise=1.70204 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.23 x 19.69 at -11.88 degrees (North through East) ! Clean map min=-0.0057751 max=0.2693 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 2054-377_S.log closed on Mon Jun 23 11:17:33 2008