! Started logfile: J0839+1802_X.log on Tue Dec 12 20:30:03 2006 observe J0839+1802_X.edt ! Reading UV FITS file: J0839+1802_X.edt ! AN table 1: 109 integrations on 153 of 153 possible baselines. ! AN table 2: 145 integrations on 153 of 153 possible baselines. ! AN table 3: 71 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0552036 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0839+18 ! ! 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 1304 lines of history. ! ! Reading 10980 visibilities. ![@gonzo8-0.1 J0839+1802_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 1944 telescope corrections were flagged in sub-array 1. ! A total of 2600 telescope corrections were flagged in sub-array 2. ! A total of 828 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1922 telescope corrections were flagged in sub-array 1. ! A total of 2566 telescope corrections were flagged in sub-array 2. ! A total of 826 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1947 telescope corrections were flagged in sub-array 1. ! A total of 2579 telescope corrections were flagged in sub-array 2. ! A total of 833 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1938 telescope corrections were flagged in sub-array 1. ! A total of 2610 telescope corrections were flagged in sub-array 2. ! A total of 834 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.834106Jy sigma=0.013742 ! Fit after self-cal, rms=0.834917Jy sigma=0.014061 ! 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=0.6587 mas, bmaj=1.789 mas, bpa=-20.14 degrees ! Estimated noise=1613.62 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 = 0.124678 Jy ! Total flux subtracted in 50 components = 0.124678 Jy ! Clean residual min=-0.012652 max=0.034774 Jy/beam ! Clean residual mean=-0.000092 rms=0.003759 Jy/beam ! Combined flux in latest and established models = 0.124678 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.124678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078083Jy sigma=0.001295 ! Fit after self-cal, rms=0.078084Jy sigma=0.001295 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287702 Jy ! Total flux subtracted in 50 components = 0.0287702 Jy ! Clean residual min=-0.008711 max=0.011280 Jy/beam ! Clean residual mean=-0.000063 rms=0.002593 Jy/beam ! Combined flux in latest and established models = 0.153448 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 15 components and 0.153448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066746Jy sigma=0.001100 ! Fit after self-cal, rms=0.066745Jy sigma=0.001100 ! 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=0.8322 mas, bmaj=2.729 mas, bpa=-24.38 degrees ! Estimated noise=614.005 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 = 0.0167158 Jy ! Component: 100 - total flux cleaned = 0.0250483 Jy ! Total flux subtracted in 100 components = 0.0250483 Jy ! Clean residual min=-0.007320 max=0.015543 Jy/beam ! Clean residual mean=-0.000201 rms=0.003253 Jy/beam ! Combined flux in latest and established models = 0.178496 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 0.178496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063235Jy sigma=0.001031 ! Fit after self-cal, rms=0.063233Jy sigma=0.001031 ! 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 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 1.07 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.46 WF 1.00* BR 1.00* KK 0.79 ! KP 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.16 GC 1.00* HH 1.00* HN 1.01 ! LA 0.91 MC 1.00* MK 1.07 NY 1.00* ! ON 1.00* OV 1.18 PT 0.89 SC 1.00* ! TS 1.00* WF 0.93 BR 1.07 KK 0.89 ! KP 0.91 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* GC 1.00* HH 1.00* HN 1.00* ! LA 1.00* MC 1.03 MK 1.00* NY 0.89 ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.40 WF 1.00* BR 1.00* KK 1.00* ! KP 1.00* WZ 0.70 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 0.87 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 0.88 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.02 WF 1.00* BR 1.00* KK 0.87 ! KP 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.10 GC 1.00* HH 1.00* HN 1.01 ! LA 0.91 MC 1.00* MK 1.08 NY 1.00* ! ON 1.00* OV 1.14 PT 0.93 SC 1.00* ! TS 1.00* WF 0.90 BR 1.09 KK 0.94 ! KP 0.88 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00* GC 1.07 HH 1.00* HN 1.00* ! LA 1.00* MC 1.00* MK 1.04 NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.00* ! TS 1.17 WF 1.00* BR 1.00* KK 0.89 ! KP 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.11 GC 1.00* HH 1.00* HN 1.03 ! LA 0.91 MC 1.00* MK 1.11 NY 1.00* ! ON 1.00* OV 1.16 PT 0.93 SC 1.00* ! TS 1.00* WF 0.96 BR 1.02 KK 0.90 ! KP 0.88 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.08 GC 1.00* HH 1.00* HN 1.00 ! LA 0.90 MC 1.00* MK 1.06 NY 1.00* ! ON 1.00* OV 1.18 PT 0.99 SC 1.00* ! TS 1.00* WF 0.94 BR 1.03 KK 0.89 ! KP 0.90 WZ 1.00* ! ! ! Fit before self-cal, rms=0.063233Jy sigma=0.001031 ! Fit after self-cal, rms=0.060524Jy sigma=0.000972 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8403 mas, bmaj=2.898 mas, bpa=-24.4 degrees ! Estimated noise=610.932 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 = -0.000315996 Jy ! Component: 100 - total flux cleaned = -0.000278869 Jy ! Total flux subtracted in 100 components = -0.000278869 Jy ! Clean residual min=-0.005375 max=0.013094 Jy/beam ! Clean residual mean=-0.000077 rms=0.002013 Jy/beam ! Combined flux in latest and established models = 0.178217 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 46 components and 0.178217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060492Jy sigma=0.000972 ! Fit after self-cal, rms=0.060559Jy sigma=0.000972 ! 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) ! Added new window around map position (-2.7, 5.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011244 Jy ! Component: 100 - total flux cleaned = 0.016344 Jy ! Total flux subtracted in 100 components = 0.016344 Jy ! Clean residual min=-0.003489 max=0.004147 Jy/beam ! Clean residual mean=-0.000030 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.194561 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.194561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058803Jy sigma=0.000936 ! Fit after self-cal, rms=0.057086Jy sigma=0.000915 ! Inverting map and beam ! Estimated beam: bmin=0.8377 mas, bmaj=2.904 mas, bpa=-24.41 degrees ! Estimated noise=606.435 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 = 0.00374519 Jy ! Component: 100 - total flux cleaned = 0.00555289 Jy ! Total flux subtracted in 100 components = 0.00555289 Jy ! Clean residual min=-0.002891 max=0.003459 Jy/beam ! Clean residual mean=-0.000013 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.200114 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 95 components and 0.200114 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056863Jy sigma=0.000910 ! Fit after self-cal, rms=0.056831Jy sigma=0.000910 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save J0839+1802_X ! Writing UV FITS file: J0839+1802_X.uvf ! Writing 95 model components to file: J0839+1802_X.mod ! wwins: Wrote 2 windows to J0839+1802_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8377 x 2.904 at -24.41 degrees (North through East) ! Clean map min=-0.0030156 max=0.16373 Jy/beam ! Writing clean map to FITS file: J0839+1802_X.fits ! Writing difmap environment to: J0839+1802_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot J0839+1802_X] device J0839+1802_Xuv.ps/vps,1,2 ! Attempting to open device: 'J0839+1802_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device J0839+1802_Xim.ps/vps ! Attempting to open device: 'J0839+1802_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=0.8377 mas, bmaj=2.904 mas, bpa=-24.41 degrees ! Estimated noise=606.435 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8377 x 2.904 at -24.41 degrees (North through East) ! Clean map min=-0.0030156 max=0.16373 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file J0839+1802_X.log closed on Tue Dec 12 20:30:36 2006