Furuno FM-8800D Operator's Manual page 122

APPENDIX
GLL - Geographic position - latitude and longitude
GNS-GNSS fixed data
$--GNS,hhmmss.ss,llll.ll,a,yyyyy.yy,a,c--c,xx,x.x,x.x,x.x,x.x,x.x*hh<CR><LF>
1. UTC of position
2. Latitude, N/S
3. Longitude, E/W
4. Mode indicator
5. Total number of satellites in use,00-99
6. HDOP
7. Antenna altitude, meters, re: mean-sea-level(geoid)
8. Geoidal separation
9. Age of differential data
10. Differential reference station ID
11. Checksum
AP-16
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| | | | |
| | | | | +------------------------------ 4
| | | +-------+--------------------------------- 3
| +--+--------------------------------------------- 2
+------------------------------------------------------------- 1
(Not used.)
(Not used.)
(Not used.)
(Not used.)
| | | | | | | |
| | | | | | | +--- 11
| | | | | | +------ 10
| | | | | +---------- 9
| | | | +-------------- 8
| | | +------------------ 7
| | +---------------------- 6
| +------------------------- 5
(Not used.)
(Not used.)