Magellan eXplorist XL User Manual

Page 68

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60

BWC

To Selected Waypoint, Great Circle

1 2 3 4 5 6 7 8 9 10 11 12

BWC,XXXXXX,XXXX.XX,N,XXXXX.XX,W,XXX.,T,XXX.,M,XXX.X,N,CCCC

1

UTC of Bearing

2-3

Lat, N or S of waypoint

4-5

Long, E or W of waypoint

6-7

Bearing, True

8-9

Bearing, Magnetic

10-11

Distance, naut. miles

12

Waypoint identifier

GGA

Global Positioning System Fix Data

1 2 3 4 5 6 7 8 9 1011

GGA, hhmmss.ss,111.11,a,yyyyy.yy,a,x,xx,x.x,x.x,M,x.x,

1213 14

M,x.x,xxxx*hh

1

UTC of Position

2-3

Latitude – N/S

4-5

Longitude - E/W

6

GPS Quality Indicator

0 = fix not available or invalid

1 = GPS Fix

2 = Differential GPS Fix

7

Number of satellites in use

8

Horizontal dilution of precision

9

Antenna altitude above/below mean sea level

10

Units of antenna altitude

11

Geoidal separation – difference between the

WGS-84 earth ellipsoid and mean sea level

(geoid), “-” = mean sea level below ellipsoid

12

Units of geoidal separation, meters.

13

Age of Differntial GPS data – Time in seconds

since last SC104 Type 1 or 9 update, null

field when DGPS is not used

14

Differential reference station ID, 0000-1023

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