It states:
A time mark identifying the Coordinated Universal Time (UTC) time of applicability of a position source output.
I was trying to find a UTC timestamp in the location type message. It appears they are providing seconds after the last full hour (opendroneid.c static float decodeTimeStamp(uint16_t Seconds_enc)). Couldn't you get a UTC timestamp from the GPS sensor and broadcast it?
I was looking at the broadcast requirements (https://www.ecfr.gov/current/title-14/chapter-I/subchapter-F/part-89/subpart-D/section-89.305)
It states: A time mark identifying the Coordinated Universal Time (UTC) time of applicability of a position source output.
I was trying to find a UTC timestamp in the location type message. It appears they are providing seconds after the last full hour (opendroneid.c static float decodeTimeStamp(uint16_t Seconds_enc)). Couldn't you get a UTC timestamp from the GPS sensor and broadcast it?