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There is a problem with the motor controlling the High Gain Antenna on the SOHO spacecraft. Science data coverage may be less than complete for 1-2 weeks every 90 days (when the spacecraft gets 'flipped'). The next "keyhole" period can be found in this table. |
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Most Recent Shock Candidates: |
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Date |
UT |
day of year |
F/R |
Zone |
Confidence Level |
|
|
28 Nov 2011 |
2127 |
332 |
fwd |
4 |
99% |
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|
23 Nov 2011 |
1353 |
327 |
fwd |
3 |
92% |
|
|
24 Oct 2011 |
1750 |
297 |
fwd |
4 |
99% |
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| The Proton Monitor (PM) is one of the scientific sensors on the SOHO spacecraft. | What's being plotted?? |
| the PM sensor | |
| the SOHO Spacecraft |
| The predicted position of the SOHO spacecraft
in the GSE coordinate system (X,Y,Z) in Earth radii
at 2200 GMT on Feb 9, 2012: |
Daily Orbit Data: Launch through 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 2009 2010 2011 2012 |
| ( 236, -88, -12) |
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