! ================================================================
!       Control Information
! ================================================================
overwrite            !  Prevents need to clean out old files on restart.
autotape = 2         !  Automatic tape allocation on 2 drive stations.
sumitem  = el1, early  ! Control items in summary file.

! ================================================================
! Catalog includes target source.
! ================================================================
srccat /
epoch=J2000
! from proposal:
calcode=' '
source='B0850+054' ra=08:52:52.741 dec=05:15:15.66 
   rem='Proposal' /
endcat /

! ================================================================
! Cover information  (PI, experiment ...)
! ================================================================
version  = 1
expt     = 'Central Image in Grav. Lens B0850+054 / Boyce, Hewitt & Myers'
expcode  = 'BB209B'
obstype  = 'VLBA'

piname   = 'Edward R. Boyce'
address1 = 'NRAO, P.O. Box O'
address2 = 'Socorro, NM 87801'
address3 = 'USA'
email    = 'eboyce@nrao.edu'
phone    = '+1-505-835-7230 (w) / +1-505-838-0389 (h)'
obsphone = '+1-505-835-7230 (w) / +1-505-838-0389 (h)'
fax      = '+1-505-835-7027'
obsmode  = '256-8-2'
note1    = 'HSA with Y27,GBT,AR'
note2    = 'Target: B0850+054'
note3    = 'VLA phase-up: J0909+0121 (1.3 Jy at VLA resolution)'
note4    = 'Fringe Finder & amp check: J0854+2006 (~1 Jy)'
sumitem  = el1, el2, early, dwell

! ================================================================
!       Correlator section
! ================================================================
correl   = 'Socorro'
coravg   = 2
corchan  = 16
cornant  = 10
corpol   = 'off'
corwtfn  = 'uniform'
corsrcs  = 'Schedule for B0850+054, standard for others'
cortape  = 'dat'
corship1 = 'eboyce aoc mail box / x7230'

! ================================================================
! Catalogs. Standard defalts.
! ================================================================
srcfile  = '$SCHED/catalogs/sources.vlba'
stafile  = '$SCHED/catalogs/stations.dat'

! ================================================================
! Schedule. All observations at 6cm, 256 Mb/s, dual circular pol.
! Uses UT times. 
! ================================================================
year = 2005
month = 8
day = 19
start = 14:15:00

stations = VLA27
setup  = '$SCHED/setups/v6cm-256-8-2.set'

! Y27: calibration and phase up. 
vlamode = VA
	source = '3C147' dur = 300 gap = 0 norecord/
	source = 'J0909+0121' dur = 600 gap = 0 norecord/

stations = VLBA_SC, VLBA_HN, VLBA_NL, VLBA_FD, VLBA_LA, 
           VLBA_PT, VLBA_KP, VLBA_OV, VLBA_BR, VLBA_MK, 
           VLA27, GBT_VLBA, ARECIBO
setup  = '$SCHED/setups/v6cm-256-8-2.set'

! Block 1: VLBA+Gb+Y27+Ar
! 22 min. on target, B0850+054
vlamode = VX
      source = 'B0850+054'   dur = 660 gap = 0 record/
      source = 'B0850+054'   dur = 660 gap = 0 record/

! Block 2: VLBA+Gb+Y27+Ar
! 1 min. gap for Arecibo tape change.
! 2 min. on VLA phase-up source, J0909+0121
! 20 min. on target, B0850+054
vlamode = VA
      source = 'J0909+0121'  dur = 120 gap = 60 record/
vlamode = VX
      source = 'B0850+054'   dur = 600 gap = 0 record/
      source = 'B0850+054'   dur = 600 gap = 0 record/

! Block 3: VLBA+Gb+Y27+Ar
! 2 min. gap for readback, Arecibo tape change
! 4 min. on fringe-finder, J0854+2006
! 3 min. on VLA phase-up source, J0909+0121
! 15 min. on target, B0850+054
vlamode = VA 
      source = 'J0854+2006'  dur = 240 gap = 120 record/
      source = 'J0909+0121'  dur = 180 gap = 0 record/
vlamode = VX
      source = 'B0850+054'   dur = 450 gap = 0 record/
      source = 'B0850+054'   dur = 450 gap = 0 record/

! Block 4: VLBA+Gb+Y27+Ar
! 1 min. gap for Arecibo tape change.
! 2 min. on VLA phase-up source, J0909+0121
! 20 min. on target, B0850+054
vlamode = VA
      source = 'J0909+0121'  dur = 120 gap = 60 record/
vlamode = VX
      source = 'B0850+054'   dur = 600 gap = 0 record/
      source = 'B0850+054'   dur = 600 gap = 0 record/

! Block 5: VLBA+Gb+Y27+Ar
! 2 min. gap for readback, Arecibo tape change
! 4 min. on fringe-finder, J0854+2006
! 3 min. on VLA phase-up source, J0909+0121
! 15 min. on target, B0850+054
vlamode = VA 
      source = 'J0854+2006'  dur = 240 gap = 120 record/
      source = 'J0909+0121'  dur = 180 gap = 0 record/
vlamode = VX
      source = 'B0850+054'   dur = 450 gap = 0 record/
      source = 'B0850+054'   dur = 450 gap = 0 record/

stations = VLBA_SC, VLBA_HN, VLBA_NL, VLBA_FD, VLBA_LA, 
           VLBA_PT, VLBA_KP, VLBA_OV, VLBA_BR, VLBA_MK, 
           VLA27, GBT_VLBA
setup  = '$SCHED/setups/v6cm-256-8-2.set'

! Block 6: VLBA+Gb+Y27
! 2.5 min. on VLA phase-up source, J0909+0121
! 19.3 min. on target, B0850+054
vlamode = VA
      source = 'J0909+0121'  dur = 150 gap = 0 record/
vlamode = VX
      source = 'B0850+054'   dur = 580 gap = 0 record/
      source = 'B0850+054'   dur = 580 gap = 0 record/

stations = VLBA_SC, VLBA_HN, VLBA_NL, VLBA_FD, VLBA_LA, 
           VLBA_PT, VLBA_KP, VLBA_OV, VLBA_BR, VLBA_MK, 
           GBT_VLBA
setup  = '$SCHED/setups/v6cm-256-8-2.set'

! Block 7: VLBA+Gb
! 12.2 min. on target, B0850+054
      source = 'B0850+054'   dur = 730 gap = 0 record/

! end file bb209b.key