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SDSS 5-Year Baseline Survey
Baseline Performance Metrics:   Southern Spectroscopic Survey
Revised 08-24-01
Period Available dark hrs.
(Outriggers)
Available dark hrs.
(Equator)
Available dark hrs.
(Total)
Spectro fraction Weather System uptime Spectro efficiency Spectro ops. End game Available spectro hrs. Num of spectro plates
2000 Q1                      
  Q2                   0 0
  Q3 130 65 195 0.8 0.5 0.9 0.65 0.25 1 11.4 15
  Q4 185 92 277 0.8 0.6 0.9 0.65 0.5 1 38.9 52
2001 Q1                   0.0 0
  Q2                   0.0 0
  Q3 58 43 101 0.8 0.5 0.9 0.65 0.9 1 21.3 28
  Q4 81 59 140 0.9 0.6 0.9 0.65 0.9 1 39.8 53
2002 Q1                   0.0 0
  Q2                   0.0 0
  Q3     0 0.8 0.5 0.9 0.65 0.9 1 0.0 0
  Q4     0 0.8 0.6 0.9 0.65 0.9 1 0.0 0
2003 Q1                   0.0 0
  Q2                   0.0 0
  Q3     0 0.8 0.5 0.9 0.65 0.9 1 0.0 0
  Q4     0 0.8 0.6 0.9 0.65 0.9 1 0.0 0
2004 Q1                   0.0 0
  Q2                   0.0 0
  Q3     0 0.8 0.5 0.9 0.65 0.9 1 0.0 0
  Q4     0 0.8 0.6 0.9 0.65 0.9 1 0.0 0
2005 Q1                   0.0 0
  Q2                   0.0 0
TOTAL   454 259 713             111.4 148
Notes:
1) This table combines first-pass spectroscopy from the equatorial and outrigger stripes.


 
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