Tide half a day) varies in a two-week cycle. Approximately twice a month, around new moon and full moon when the Sun, Moon, and Earth form a line (a configuration known as a syzygy), the tidal force due to the Sun reinforces that due to the Moon. The tide's range is then at its maximum; this is called the spring tide. It is not named after the season, but, like that word, derives from the meaning "jump, burst forth, rise", as in a natural spring. When the Moon is at first quarter or third quarter, the Sun and Moon are separated
Full Moon Party sunrise beach of Haad Rin town stay open and play music such as psychedelic trance, R&B, drum and bass, house, dance and reggae. The modern event has become a part of the itinerary of many travellers to Southeast Asia. The success of the Full Moon Party prompted the creation of "Half Moon", "Black (sic. New) Moon", Oxa Beach and other parties. The ruling military government in late-2014 banned all but the Full Moon Party, the application of sweeping edicts such as this, a proven method of levering the secondary party organizers and local business people adhoc into garnishing further contributions