The Radio Amateur Society of Thailand (RAST) operated special event station HS10KING in early May, commemorating the coronation of King Rama X (full name King Vajiralongkorn Bodindradebayavarankun).
According to the AMSAT News Service, the station operated maritime mobile from
on board a Thai Navy aircraft carrier in the Gulf of Thailand, using the 80-,
40-, 20-, 15- and 10-meter bands on HF as well as 2 meters and the
newly-activated geostationary amateur satellite, QO-100.