D Logs summary

MiLLennium Command Descriptions Manual 171

RASB

Format: Message ID = 66 Message byte count = 40 + (n * 32)

Note: Variable Len
g
th = 40 + (n * 32). Maximum = 40 + (50 * 32) = 1640. Typical size (31 subframes) = 1032 bytes.
Field # Data Bytes Format Units Offset
1 Sync 3 char 0
2Checksum 1 char 3
3Message ID 4 integer 4
4Message byte count 4 integer 8
5Week data received 4 integer weeks 12
6Approximate seconds into week data received 8 double seconds 16
7Almanac reference week 4 integer weeks 24
8Almanac reference seconds 4 integer seconds 28
9PRN of satellite from which data originated 4 integer 32
10 Number of subframes to follow 4 integer 36
11 Subframe number 1 char 40
12 Page number 1 char 41
13... Next PRN offset = 40 + (obs *32)