Galileo OS SIS ICD.indd - GSA - Europa

4.3.4. I/NAV Nominal Frame Layout
The I/NAV sub-frames containing almanac data are sequenced in a nominal frame
according to Table 42.
T 0 (s)
Subframe
ID
0 1
30 2
60 3
90 4
120 5
150 6
180 7
210 8
240 9
270 10
300 11
330 12
360 13
390 14
420 15
450 16
E5b E1B
Word 7: Almanac SV 1 (1/2) Word 7: Almanac SV 19 (1/2)
Word 8: Almanac SV 1 (2/2) + Word 8: Almanac SV 19 (2/2) +
almanac SV 2 (1/2)
almanac SV 20 (1/2)
Word 9: Almanac SV 2 (2/2) + Word 9: Almanac SV 20 (2/2) +
almanac SV 3 (1/2)
almanac SV 21 (1/2)
Word 10: Almanac SV 3 (2/2) Word 10: Almanac SV 21 (2/2)
Word 7: Almanac SV 4 (1/2) Word 7: Almanac SV 22 (1/2)
Word 8: Almanac SV 4 (2/2) + Word 8: Almanac SV 22 (2/2) +
almanac SV 5 (1/2)
almanac SV 23 (1/2)
Word 9: Almanac SV 5 (2/2) +
almanac SV 6 (1/2)
© European Union 2010
Document subject to terms of use and disclaimers p. ii-iii
OD SIS ICD, Issue 1, February 2010
Word 9: Almanac SV 23 (2/2) +
almanac SV 24 (1/2)
Word 10: Almanac SV 6 (2/2) Word 10: Almanac SV 24 (2/2)
Word 7: Almanac SV 7 (1/2) Word 7: Almanac SV 25 (1/2)
Word 8: Almanac SV 7 (2/2) + Word 8: Almanac SV 25 (2/2) +
almanac SV 8 (1/2)
almanac SV 26 (1/2)
Word 9: Almanac SV 8 (2/2) + Word 9: Almanac SV 26 (2/2) +
almanac SV 9 (1/2)
almanac SV 27 (1/2)
Word 10: Almanac SV 9 (2/2) Word 10: Almanac SV 27 (2/2)
Word 7: Almanac SV 10 (1/2) Word 7: Almanac SV 28 (1/2)
Word 8: Almanac SV 10 (2/2) + Word 8: Almanac SV 28 (2/2) +
almanac SV 11 (1/2)
almanac SV 29 (1/2)
Word 9: Almanac SV 11 (2/2) + Word 9: Almanac SV 29 (2/2) +
almanac SV 12 (1/2)
almanac SV 30 (1/2)
Word 10: Almanac SV 12 (2/2) Word 10: Almanac SV 30 (2/2)
Word 7: Almanac SV 13 (1/2) Word 7: Almanac SV 31 (1/2)
Word 8: Almanac SV 13 (2/2) + Word 8: Almanac SV 31 (2/2) +
almanac SV 14 (1/2)
almanac SV 32 (1/2)
Word 9: Almanac SV 14 (2/2) + Word 9: Almanac SV 32 (2/2) +
almanac SV 15 (1/2)
almanac SV 33 (1/2)
Word 10: Almanac SV 15 (2/2) Word 10: Almanac SV 33 (2/2)
Word 7: Almanac SV 16 (1/2) Word 7: Almanac SV 34 (1/2)
Word 8: Almanac SV 16 (2/2) + Word 8: Almanac SV 34 (2/2) +
almanac SV 17 (1/2)
almanac SV 35 (1/2)
Word 9: Almanac SV 17 (2/2) + Word 9: Almanac SV 35 (2/2) +
almanac SV 18 (1/2)
almanac SV 36 (1/2)
Word 10: Almanac SV 18 (2/2) Word 10: Almanac SV 36 (2/2)
Word 7: Almanac SV 19 (1/2) Word 7: Almanac SV 1 (1/2)
Word 8: Almanac SV 19 (2/2) + Word 8: Almanac SV 1 (2/2) +
almanac SV 20 (1/2)
almanac SV 2 (1/2)
Word 9: Almanac SV 20 (2/2) + Word 9: Almanac SV 2 (2/2) +
almanac SV 21 (1/2)
almanac SV 3 (1/2)
Word 10: Almanac SV 21 (2/2) Word 10: Almanac SV 3 (2/2)
Word 7: Almanac SV 22 (1/2) Word 7: Almanac SV 4 (1/2)
Word 8: Almanac SV 22 (2/2) + Word 8: Almanac SV 4 (2/2) +
almanac SV 23 (1/2)
almanac SV 5 (1/2)
Word 9: Almanac SV 23 (2/2) + Word 9: Almanac SV 5 (2/2) +
almanac SV 24 (1/2)
almanac SV 6 (1/2)
Word 10: Almanac SV 24 (2/2) Word 10: Almanac SV 6 (2/2)
37