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Ulysses HISCALE Data Analysis Handbook

 

Appendix 5. Running the LAN Production

 

LAN Pulse Height Archive Block Updates

 

1 July 1985

 

Item #3. Duty Cycle

 

This array changed from FA8(8) to FA8(8,14) which yields the fraction of time each channel was active for each sector.

 

Item #6. 1024 repetitions of the digitized events

 

IEVENT word 1 byte 4 has been updated to include an indication of which channels the event came from; i.e., whether it was (C1,D1) or (C2,D2). This information is encoded into the byte by either a 1 or a 2 multiplied by 16 and added to the byte. The sector number can be obtained as before by 'anding' with 15.

 

The new block definition is as follows:

 

HEADER 1020 BYTES
WART(8,14) 448 BYTES
T8(8) 32 BYTES
FA8(8,14) 448 BYTES
NEVENT 4 BYTES
NZERO 4 BYTES
IEVENT 8192 BYTES
10148 BYTES

 

 

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Updated 8/8/19, Cameron Crane

QUICK FACTS

Manufacturer: ESA provided the Ulysses spacecraft, NASA provided the power supply, and various others provided its instruments.

Mission End Date: June 30, 2009

Destination: The inner heliosphere of the sun away from the ecliptic plane

Orbit:  Elliptical orbit transversing the polar regions of the sun outside of the ecliptic plane