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Hamish Willee 209c971c1b docs: Link fixes in docs - including 404 fixes (#26605 )

* Redirect 301/308 HTTP link fixes
* Easy 404 fixes - easy
* Add internal anchor fixes and generate msg docs fix

2026-02-28 17:09:53 +11:00

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AuxGlobalPosition (UORB message)

Auxiliary global position.

This message provides global position data from an external source such as pseudolites, visual navigation, or other positioning system.

TOPICS: aux_global_position

Fields

Name	Type	Unit [Frame]	Range/Enum	Description
timestamp	`uint64`	us		Time since system start
timestamp_sample	`uint64`	us		Timestamp of the raw data
id	`uint8`			Unique identifier for the AGP source
source	`uint8`		SOURCE	Source type of the position data (based on mavlink::GLOBAL_POSITION_SRC)
lat	`float64`	deg		Latitude in WGS84
lon	`float64`	deg		Longitude in WGS84
alt	`float32`	m		Altitude above mean sea level (AMSL) (Invalid: NaN)
eph	`float32`	m		Std dev of horizontal position, lower bounded by NOISE param (Invalid: NaN)
epv	`float32`	m		Std dev of vertical position, lower bounded by NOISE param (Invalid: NaN)
lat_lon_reset_counter	`uint8`			Counter for reset events on horizontal position coordinates

Enums

SOURCE

Name	Type	Value	Description
SOURCE_UNKNOWN	`uint8`	0	Unknown source
SOURCE_GNSS	`uint8`	1	GNSS
SOURCE_VISION	`uint8`	2	Vision
SOURCE_PSEUDOLITES	`uint8`	3	Pseudolites
SOURCE_TERRAIN	`uint8`	4	Terrain
SOURCE_MAGNETIC	`uint8`	5	Magnetic
SOURCE_ESTIMATOR	`uint8`	6	Estimator

Constants

Name	Type	Value	Description
MESSAGE_VERSION	`uint32`	1

Source Message

Source file (GitHub)

::: details Click here to see original file

# Auxiliary global position
#
# This message provides global position data from an external source such as
# pseudolites, visual navigation, or other positioning system.

uint32 MESSAGE_VERSION = 1

uint64 timestamp # [us] Time since system start
uint64 timestamp_sample # [us] Timestamp of the raw data

uint8 id # [-] Unique identifier for the AGP source
uint8 source # [@enum SOURCE] Source type of the position data (based on mavlink::GLOBAL_POSITION_SRC)
uint8 SOURCE_UNKNOWN = 0 # Unknown source
uint8 SOURCE_GNSS = 1 # GNSS
uint8 SOURCE_VISION = 2 # Vision
uint8 SOURCE_PSEUDOLITES = 3 # Pseudolites
uint8 SOURCE_TERRAIN = 4 # Terrain
uint8 SOURCE_MAGNETIC = 5 # Magnetic
uint8 SOURCE_ESTIMATOR = 6 # Estimator

# lat, lon: required for horizontal position fusion, alt: required for vertical position fusion
float64 lat # [deg] Latitude in WGS84
float64 lon # [deg] Longitude in WGS84
float32 alt # [m] [@invalid NaN] Altitude above mean sea level (AMSL)

float32 eph # [m] [@invalid NaN] Std dev of horizontal position, lower bounded by NOISE param
float32 epv # [m] [@invalid NaN] Std dev of vertical position, lower bounded by NOISE param

uint8 lat_lon_reset_counter # [-] Counter for reset events on horizontal position coordinates

# TOPICS aux_global_position

:::

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