> For the complete documentation index, see [llms.txt](https://px4.gitbook.io/px4-user-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://px4.gitbook.io/px4-user-guide/development/middleware/msg_docs/mission.md).

# Mission

[source file](https://github.com/PX4/PX4-Autopilot/blob/main/msg/Mission.msg)

```c
uint64 timestamp	# time since system start (microseconds)
uint8 dataman_id	# default 0, there are two offboard storage places in the dataman: 0 or 1

uint16 count		# count of the missions stored in the dataman
int32 current_seq	# default -1, start at the one changed latest

int16 mission_update_counter # indicates updates to the mission, reload from dataman if increased
int16 geofence_update_counter # indicates updates to the geofence, reload from dataman if increased
int16 safe_points_update_counter # indicates updates to the safe points, reload from dataman if increased

```