Hour angle The angle may be measured in degrees or in time, with 24 = 360° exactly. In astronomy, hour angle is defined as the angular distance on the celestial sphere measured westward along the celestial equator from the meridian to the hour circle passing through a point. It may be given in degrees, time, or rotations depending on the application. In celestial navigation, the convention is to measure in degrees westward from the prime meridian (Greenwich hour angle, GHA), from the local meridian (local hour angle, LHA) or from the first point of Aries (sidereal hour angle, SHA). The hour angle
2.0 (98 Degrees album) 2.0 (98 Degrees album) 2.0 is the fifth studio album by American boy band 98 Degrees. The album was released on May 7, 2013 through eOne Music. It is their first studio album in thirteen years following "Revelation" (2000), The album was released by eOne Music, making it their first released through an independent record label rather than a major label like Motown or Universal Records. "2.0" debuted at number 65 on the "Billboard" 200, and number 12 on the Independent Album chart becoming the group's lowest-charting album since their 1997 debut album, "98 Degrees", which debuted at number 145.