Full moon exact time, usually in Coordinated Universal Time (UTC). Typical monthly calendars that include lunar phases may be offset by one day when used in a different time zone. Full moon is generally a suboptimal time for astronomical observation of the Moon because shadows vanish. It is a poor time for other observations because the bright sunlight reflected by the Moon, amplified by the opposition surge, then outshines many stars. On 12 December 2008, the full moon occurred closer to the Earth than it had been at any time for the previous 15 years, called a supermoon. On 19 March 2011,
Transformers: Dark of the Moon called the Twins entirely from "Dark of the Moon": "This one really builds to a final crescendo. It's not three multiple endings. One thing we're getting rid of is what I call the dorky comedy. [The twins are] basically gone." Due to fan rumors that the Twins would actually be in the film, the director made a public $25,000 "bet" that the Twins would not be seen in "Dark of the Moon". However, they were briefly seen in the N.E.S.T headquarters in their vehicle modes in the film. Bay acknowledged that "Revenge of the Fallen" was "disappointing to the fans"