Bhumibol Adulyadej (Rama IX) was crowned King of Thailand on 5 May 1950 at the Grand Palace, Bangkok.

[1] He ascended the throne at the age of 18 upon the death of his older brother King Ananda Mahidol (Rama VIII) nearly four years prior, on 9 June 1946.

In a ceremony is held at the ubosot of the Temple of the Emerald Buddha, a golden plaques are inscribed with the King's official title and horoscope, and the royal seal of state is engraved.

The song muratha bhisek ceremony is performed at the Chakraphat Phiman royal residence.

Then, King Bhumibol proceeds to the Bhadrapitha throne and sits under the nine-tiered umbrella, where the chief Brahmin presents him with the golden plaque bearing his official title, the royal regalia, the ancient and auspicious arders, and the weapons of sovereignty.