Mean longitude is simply the mean longitude at a reference time "t", known as the epoch. Mean longitude can then be expressed, where "n" is the "mean angular motion" and "t" is any arbitrary time. In some sets of orbital elements, "ε" is one of the six elements. Mean longitude Mean longitude is the ecliptic longitude at which an orbiting body could be found if its orbit were circular and free of perturbations. While nominally a simple longitude, in practice the mean longitude does not correspond to any one physical angle. From these definitions, the "mean longitude", "l", is the angular distance
How Many Miles to Babylon? (novel) starring Daniel Day-Lewis as Alec and Christopher Fairbank as Jerry. In 2005 the actor and director Alan Stanford adapted the novel for stage and it was produced by Second Age Theatre Company and directed by David Parnell. The play has been performed several times subsequently. The book featured as the "Book at Bedtime" on BBC Radio 4 in April 2013. "In the Army :" How Many Miles to Babylon? (novel) How Many Miles to Babylon? is a novel by Irish writer Jennifer Johnston, first published in 1974. The novel explores the relationship of two men, an Anglo-Irish aristocrat, Alexander Moore,