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June 1999


 
Table 49.1: GBES Tracking Pass Summary for June 1999
      no % lost Attended Unattended      
pass % good op. total hardware software % recovered % recoverable exp notes
9906011529 99.79                   V030w2  
9906021636 99.82                      phase glitch
9906031633 99.58                       
9906041929 99.78                      phase glitch
9906052034 98.95                      phase glitches
9906062137 98.14                   W012z phase glitches
9906071504 99.94                       
9906072207 99.86                   W112f phase glitch
9906081623 99.90                      phase glitch
9906090113 95.92    4    4          pointing problem
9906091810 ---    100 100             canceled to repair feed
9906100322 ---    100 100             canceled to repair feed
9906101433 99.81                       
9906102107 96.57    4    4          high el. pointing problem
9906111546 45.06    54 54             pass started late - cryogenics maintenance
9906112228 99.70                      phase glitches
9906121702 97.80    2 2             decoder didn't initialize
9906131820 99.82                      phase glitch
9906140110 99.60                   V035f phase glitch
9906152004 50.45    49 49          W027a1 peltier cooler failed, electronics overheated, phase glitch
9906162117 99.87                   W027a2 phase glitch
9906171515 98.92                      HALCA Ku antenna wire-wrap
9906181711 92.90    7 7    92       antenna stopped pointing
9906191650 98.27                   W171l HALCA Ku antenna wire-wrap
9906201454 99.55                   V097a  
9906211304 99.32                   W088h  
9906212133 99.75                      phase glitch
9906221803 96.51                      phase glitch, HALCA Ku antenna wire-wrap
9906222225 99.16                   W023b1 phase glitches, HALCA Ku antenna wire-wrap
9906231655 98.94                   W022a4 HALCA Ku antenna wire-wrap
9906241839 99.79                      phase glitch
9906251302 99.81                       
9906252004 99.93                   W053a  
9906261419 98.80                      HALCA Ku antenna wire-wrap
9906271900 94.82    5                unknown error
9906272227 99.70                   W023a1 phase glitch
9906281700 98.50                   W088b2 HALCA Ku antenna wire-wrap
9906291138 99.86                      phase glitch
9906301604 99.16                       

There was a total of 39 tracking passes in June of 1999 with none of these being an unattended tracking pass. Of the 39 attended tracking passes 30 collected the maximum amount of valid data possible. Two tracking passes lost data due to cryogenic problems.

Of the 13 recording passes, 12 collected the maximum amount of good data.



$\bullet$ 30 of 39 attended passes had max good data.

$\bullet$ Operators helped increase amount of good data in 1 of 7 ``bad'' attended passes.

$\bullet$ A total of 3.12 tracking passes lost data due to hardware problems.

$\bullet$ A total of 0.08 tracking passes lost data due to software problems.

$\bullet$ 12 of 13 recording passes were completely successful.

$\bullet$ 12 of 13 recording passes were at least 80% successful.

$\bullet$ A total of 0.49 recording passes lost data.


next up previous
Next: July 1999 Up: No Title Previous: May 1999
Toney Minter
2000-04-09