! Started logfile: 1451-400_S.log_1 on Sun Jul 16 12:59:25 2006 observe 1451-400_S.edt ! Reading UV FITS file: 1451-400_S.edt ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 18 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0573308 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1451-400 ! ! 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 1588 lines of history. ! ! Reading 1220 visibilities. ![@gonzo7_0.4_pw 1451-400_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 200 telescope corrections were flagged in sub-array 1. ! A total of 281 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 278 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 277 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 274 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.630314Jy sigma=0.006209 ! Fit after self-cal, rms=0.622282Jy sigma=0.006235 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=3.256 mas, bmaj=17.49 mas, bpa=1.036 degrees ! Estimated noise=4738.51 mJy/beam. ! Added new window around map position (0, 0.4). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.294466 Jy ! Total flux subtracted in 50 components = 0.294466 Jy ! Clean residual min=-0.059732 max=0.084441 Jy/beam ! Clean residual mean=0.003231 rms=0.025376 Jy/beam ! Combined flux in latest and established models = 0.294466 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.294466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264351Jy sigma=0.003083 ! Fit after self-cal, rms=0.263961Jy sigma=0.003076 ! 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=4.227 mas, bmaj=20.64 mas, bpa=1.104 degrees ! Estimated noise=2662.71 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 = 0.158646 Jy ! Component: 100 - total flux cleaned = 0.250476 Jy ! Total flux subtracted in 100 components = 0.250476 Jy ! Clean residual min=-0.048138 max=0.070717 Jy/beam ! Clean residual mean=0.002143 rms=0.024578 Jy/beam ! Combined flux in latest and established models = 0.544941 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 60 model components to the UV plane model. ! The established model now contains 65 components and 0.544941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174767Jy sigma=0.001925 ! Fit after self-cal, rms=0.173724Jy sigma=0.001916 ! 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* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 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 0.79 GC 1.00* HN 1.00* ! LA 0.79 NL 1.26 OV 1.05 SC 1.17 ! WF 1.12 GG 1.00* HH 1.00* KK 1.00* ! KP 0.89 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 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 0.81 GC 1.00* HN 1.00* ! LA 0.80 NL 1.43 OV 1.10 SC 1.12 ! WF 1.04 GG 1.00* HH 1.00* KK 1.00* ! KP 0.92 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.88 GC 1.00* HN 1.00* ! LA 0.83 NL 1.39 OV 1.04 SC 1.11 ! WF 0.86 GG 1.00* HH 1.00* KK 1.00* ! KP 0.89 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 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 0.88 GC 1.00* HN 1.00* ! LA 0.83 NL 1.65 OV 1.10 SC 1.18 ! WF 0.92 GG 1.00* HH 1.00* KK 1.00* ! KP 0.91 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Fit before self-cal, rms=0.173724Jy sigma=0.001916 ! Fit after self-cal, rms=0.154608Jy sigma=0.001492 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.4 mas, bmaj=22.41 mas, bpa=0.8745 degrees ! Estimated noise=2468.15 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 = 0.00387037 Jy ! Component: 100 - total flux cleaned = 0.00385606 Jy ! Total flux subtracted in 100 components = 0.00385606 Jy ! Clean residual min=-0.023614 max=0.042569 Jy/beam ! Clean residual mean=0.001208 rms=0.011325 Jy/beam ! Combined flux in latest and established models = 0.548797 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 70 components and 0.548797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153668Jy sigma=0.001477 ! Fit after self-cal, rms=0.154161Jy sigma=0.001474 ! 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 = 0.00101435 Jy ! Component: 100 - total flux cleaned = 0.00198101 Jy ! Total flux subtracted in 100 components = 0.00198101 Jy ! Clean residual min=-0.022478 max=0.041390 Jy/beam ! Clean residual mean=0.001184 rms=0.011102 Jy/beam ! Combined flux in latest and established models = 0.550778 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 75 components and 0.550778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153206Jy sigma=0.001467 ! Fit after self-cal, rms=0.148202Jy sigma=0.001439 ! Inverting map and beam ! Estimated beam: bmin=4.396 mas, bmaj=22.29 mas, bpa=0.7748 degrees ! Estimated noise=2449.21 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 = 0.00138551 Jy ! Component: 100 - total flux cleaned = 0.00262294 Jy ! Total flux subtracted in 100 components = 0.00262294 Jy ! Clean residual min=-0.021856 max=0.039693 Jy/beam ! Clean residual mean=0.001115 rms=0.010701 Jy/beam ! Combined flux in latest and established models = 0.553401 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 80 components and 0.553401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147466Jy sigma=0.001431 ! Fit after self-cal, rms=0.147650Jy sigma=0.001430 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1451-400_S ! Writing UV FITS file: 1451-400_S.uvf ! Writing 80 model components to file: 1451-400_S.mod ! wwins: Wrote 1 windows to 1451-400_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.396 x 22.29 at 0.7748 degrees (North through East) ! Clean map min=-0.021528 max=0.39575 Jy/beam ! Writing clean map to FITS file: 1451-400_S.fits ! Writing difmap environment to: 1451-400_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1451-400_S] device 1451-400_Suv.ps/vps,1,2 ! Attempting to open device: '1451-400_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1451-400_Sim.ps/vps ! Attempting to open device: '1451-400_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=4.396 mas, bmaj=22.29 mas, bpa=0.7748 degrees ! Estimated noise=2449.21 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.396 x 22.29 at 0.7748 degrees (North through East) ! Clean map min=-0.021528 max=0.39575 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7_0.4_pw] quit ! Quitting program ! Log file 1451-400_S.log_1 closed on Sun Jul 16 12:59:36 2006