UVIS TEAM MEETING
OPERATIONS UPDATE
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
1
Instrument Status
• On/Off Cycle: 28.
– None since last meeting.
• Hours On: ~98,000 hours.
– Longest continuous operations: 9/11/2007 – 11/1/2010.
• HDAC Filament Modulation:
–
–
–
–
Filament 1: 156.28 hours (H cell), 132.28 (D cell).
Filament 2: 12.22 hours both H cell and D cell
Last: In S71 during T80 (H cell and D cell).
Next: In S72 during T81 (H cell).
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
2
Significant Data Issues
S70
UVIS_153SA_MOS153APO002_PRIME
UVIS_153SA_MOS153APO004_PRIME
UVIS_154SA_MOS153APO006_PRIME
Part of some integrations taken
while the S/C is moving –
Problem with cyclics onboard
the S/C (ISA: 50365)
S71
UVIS_159SA_MOS158APO003_PRIME
Data return: 6% - S/C USO
problem (ISA: 50901)
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
3
First Time Events
• No First Time Event
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UVIS TEAM MEETING OPERATIONS UPDATE
4
Rbot: Workload Impact
• The impact of Rbot on the ops team
workload has been light:
– S70:
– S71:
– S72:
– S73:
01/05/12
0 out of
1 out of
1 out of
1 out of
19 designs
14 designs
14 designs
11 designs (so far)
UVIS TEAM MEETING OPERATIONS UPDATE
5
Major Local Issues
• Uplink side: None
• Downlink side:
– Analysis of the E15 data indicates an issue
with the processing of FUV and EUV data
• (see next presentation)
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
6
XM Data Utilization Summary
S66
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UVIS TEAM MEETING OPERATIONS UPDATE
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XM Data Utilization
Summary
S67
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UVIS TEAM MEETING OPERATIONS UPDATE
8
XM Data Utilization Summary
S68
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
9
XM Data Utilization Summary
S69
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
10
Action Items from Last Meeting
• Spica “slow scan” calibration
• New design for N/S aurora scan
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UVIS TEAM MEETING OPERATIONS UPDATE
11
Action Item #1: Calibration
Sequence
Date
Approximate Range
S71
2011-329
-35.0 -> -17.0
S72
2012-071
-19.0 -> -2.0
S73
2012-124
-3.0 -> +14.0
S73
2012-141 (during a
CAPS request)
+1.0 -> +35.0
(range greater thanks to a
larger SSR allocation)
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UVIS TEAM MEETING OPERATIONS UPDATE
12
Action Item #2: Aurora
Started in S72 – Slightly more complicated design
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
13
Notes and Reminders
• The list of ring occultations that contain an atmospheric
occultation is on the team web site at
http://lasp.colorado.edu/cassini/team-site/archive/docs/pdf/Atmospheric_Occ.pdf
• The list of all the tour calibrations is on the team web site at
http://lasp.colorado.edu/cassini/team-site/archive/docs/pdf/UVIS_Tour_Calibration.pdf
• The UVIS PEFs are on the team web site at
http://lasp.colorado.edu/cassini/team-site/operations_planning/planning_info/
01/05/12
UVIS TEAM MEETING OPERATIONS UPDATE
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