GSOF message: Velocity

This message describes velocity information. It contains the following data:

  • Horizontal velocity, in meters per second

  • Vertical velocity, in meters per second

  • Heading, in radians, referenced to WGS-84 True North

The heading computation in this message is derived from consecutive positions. For heading using a moving baseline system, see GSOF message: Attitude Info.

Velocity (Type 8 record)

Field

Item

Type

Value

Meaning

0

Output record type

Char

08h

Velocity data output record

1

Record length

Char

0Dh, 11D

Bytes in record

2

Velocity flags

Char

See Velocity flags: bit values

Velocity status flags

3 to 6

Horizontal velocity

Float

Meters per second

Horizontal velocity

7 to 10

Heading

Float

Radians

True north heading in the WGS-84 datum

11 to 14

Vertical velocity

Float

Meters per second

Vertical velocity