Circle of latitude can be calculated by a common sine or cosine function. The 60th parallel north or south is half as long as the Equator (disregarding Earth's minor flattening by 0.3%). A circle of latitude is perpendicular to all meridians. The latitude of the circle is approximately the angle between the Equator and the circle, with the angle's vertex at Earth's centre. The equator is at 0°, and the North Pole and South Pole are at 90° north and 90° south, respectively. The Equator is the longest circle of latitude and is the only circle of latitude which also is a great
The Longest Line The Longest Line The Longest Line is a 12" EP by the punk rock band NOFX, released in 1992. This was the first release on Fat Wreck Chords and the cover art was done by Dan Sites. The first 200 copies of this record were printed on dark-blue vinyl, some on grey vinyl, and all others on black vinyl. It was repressed in 2007 with 1,082 copies on "Peruvian" white vinyl. This coloured version sold out within a day. The band denied all suggestions that the title referred to cocaine. The pop punk band Blink (later Blink-182) covered "The Longest