! Started logfile: 0003-066_S.log on Wed Apr 2 23:16:10 2008 observe 0003-066_S.edt ! Reading UV FITS file: 0003-066_S.edt ! AN table 1: 35 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.149393 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0003-066 ! ! 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 955 lines of history. ! ! Reading 3200 visibilities. ![@gonzo7-0.4 0003-066_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 499 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 495 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 496 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 511 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.626399Jy sigma=0.008717 ! Fit after self-cal, rms=0.623566Jy sigma=0.008702 ! 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=2.579 mas, bmaj=6.694 mas, bpa=-2.731 degrees ! Estimated noise=1772.15 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) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.982705 Jy ! Total flux subtracted in 50 components = 0.982705 Jy ! Clean residual min=-0.083189 max=0.290855 Jy/beam ! Clean residual mean=-0.000544 rms=0.028916 Jy/beam ! Combined flux in latest and established models = 0.982705 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 0.982705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.633425Jy sigma=0.008862 ! Fit after self-cal, rms=0.633559Jy sigma=0.008860 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.324687 Jy ! Total flux subtracted in 50 components = 0.324687 Jy ! Clean residual min=-0.066257 max=0.200662 Jy/beam ! Clean residual mean=-0.000389 rms=0.020176 Jy/beam ! Combined flux in latest and established models = 1.30739 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 12 components and 1.30739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451411Jy sigma=0.006231 ! Fit after self-cal, rms=0.450202Jy sigma=0.006220 ! Inverting map ! Added new window around map position (-4, 0.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.21236 Jy ! Total flux subtracted in 50 components = 0.21236 Jy ! Clean residual min=-0.050381 max=0.109198 Jy/beam ! Clean residual mean=-0.000283 rms=0.014886 Jy/beam ! Combined flux in latest and established models = 1.51975 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 21 components and 1.51975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.344615Jy sigma=0.004688 ! Fit after self-cal, rms=0.340397Jy sigma=0.004644 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145162 Jy ! Total flux subtracted in 50 components = 0.145162 Jy ! Clean residual min=-0.037277 max=0.077924 Jy/beam ! Clean residual mean=-0.000209 rms=0.011382 Jy/beam ! Combined flux in latest and established models = 1.66491 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 1.66491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275339Jy sigma=0.003684 ! Fit after self-cal, rms=0.273004Jy sigma=0.003659 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104608 Jy ! Total flux subtracted in 50 components = 0.104608 Jy ! Clean residual min=-0.032054 max=0.057525 Jy/beam ! Clean residual mean=-0.000154 rms=0.009094 Jy/beam ! Combined flux in latest and established models = 1.76952 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 1.76952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230986Jy sigma=0.003032 ! Fit after self-cal, rms=0.229652Jy sigma=0.003017 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0766575 Jy ! Total flux subtracted in 50 components = 0.0766575 Jy ! Clean residual min=-0.029289 max=0.046901 Jy/beam ! Clean residual mean=-0.000114 rms=0.007605 Jy/beam ! Combined flux in latest and established models = 1.84618 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 1.84618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203133Jy sigma=0.002614 ! Fit after self-cal, rms=0.202477Jy sigma=0.002606 ! 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=3.074 mas, bmaj=8.095 mas, bpa=-2.171 degrees ! Estimated noise=1257.43 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 = 0.0863189 Jy ! Component: 100 - total flux cleaned = 0.141102 Jy ! Total flux subtracted in 100 components = 0.141102 Jy ! Clean residual min=-0.024022 max=0.045883 Jy/beam ! Clean residual mean=0.000064 rms=0.007326 Jy/beam ! Combined flux in latest and established models = 1.98728 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 74 components and 1.98728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167012Jy sigma=0.002065 ! Fit after self-cal, rms=0.165848Jy sigma=0.002046 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 GC 1.05 HH 1.00* ! HN 1.03 KK 0.97 KP 0.93 LA 0.98 ! MC 1.00* MK 1.01 NL 0.93 NY 1.00* ! ON 1.00* OV 0.95 PT 1.01 SC 0.95 ! WF 1.17 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 0.99 FD 1.02 GC 1.03 HH 1.00* ! HN 1.03 KK 0.97 KP 1.00 LA 0.98 ! MC 1.00* MK 1.01 NL 0.97 NY 1.00* ! ON 1.00* OV 0.94 PT 0.95 SC 1.01 ! WF 1.15 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 GC 1.01 HH 1.00* ! HN 1.12 KK 0.97 KP 0.98 LA 0.95 ! MC 1.00* MK 0.95 NL 0.97 NY 1.00* ! ON 1.00* OV 0.95 PT 0.99 SC 1.08 ! WF 1.18 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 GC 1.03 HH 1.00* ! HN 1.11 KK 1.00 KP 1.00 LA 1.00* ! MC 1.00* MK 0.91 NL 0.97 NY 1.00* ! ON 1.00* OV 0.85 PT 0.99 SC 1.06 ! WF 1.28 WZ 1.00* ! ! ! Fit before self-cal, rms=0.165848Jy sigma=0.002046 ! Fit after self-cal, rms=0.125263Jy sigma=0.001432 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.096 mas, bmaj=8.144 mas, bpa=-2.518 degrees ! Estimated noise=1240.52 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 = 0.0140566 Jy ! Component: 100 - total flux cleaned = 0.0157446 Jy ! Total flux subtracted in 100 components = 0.0157446 Jy ! Clean residual min=-0.009412 max=0.010707 Jy/beam ! Clean residual mean=0.000025 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 2.00303 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 81 components and 2.00303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122659Jy sigma=0.001399 ! Fit after self-cal, rms=0.122350Jy sigma=0.001394 ! 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 = 0.00405717 Jy ! Component: 100 - total flux cleaned = 0.00477358 Jy ! Total flux subtracted in 100 components = 0.00477358 Jy ! Clean residual min=-0.009415 max=0.009836 Jy/beam ! Clean residual mean=0.000025 rms=0.002396 Jy/beam ! Combined flux in latest and established models = 2.0078 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 87 components and 2.0078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121691Jy sigma=0.001387 ! Fit after self-cal, rms=0.114896Jy sigma=0.001314 ! Inverting map and beam ! Estimated beam: bmin=3.098 mas, bmaj=8.154 mas, bpa=-2.578 degrees ! Estimated noise=1240.92 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 = 0.00523701 Jy ! Component: 100 - total flux cleaned = 0.00561781 Jy ! Total flux subtracted in 100 components = 0.00561781 Jy ! Clean residual min=-0.007388 max=0.008242 Jy/beam ! Clean residual mean=-0.000006 rms=0.002032 Jy/beam ! Combined flux in latest and established models = 2.01342 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 91 components and 2.01342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114397Jy sigma=0.001308 ! Fit after self-cal, rms=0.114263Jy sigma=0.001306 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0003-066_S ! Writing UV FITS file: 0003-066_S.uvf ! Writing 91 model components to file: 0003-066_S.mod ! wwins: Wrote 2 windows to 0003-066_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.098 x 8.154 at -2.578 degrees (North through East) ! Clean map min=-0.007252 max=1.3418 Jy/beam ! Writing clean map to FITS file: 0003-066_S.fits ! Writing difmap environment to: 0003-066_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0003-066_S] device 0003-066_Suv.ps/vps,1,2 ! Attempting to open device: '0003-066_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0003-066_Sim.ps/vps ! Attempting to open device: '0003-066_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=3.098 mas, bmaj=8.154 mas, bpa=-2.578 degrees ! Estimated noise=1240.92 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.098 x 8.154 at -2.578 degrees (North through East) ! Clean map min=-0.007252 max=1.3418 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0003-066_S.log closed on Wed Apr 2 23:16:15 2008