Minute and second of arc arcminutes and arcseconds to measure angles when the object being measured is too small for direct visual inspection. For instance, a toolmaker's optical comparator will often include an option to measure in "minutes and seconds". Minute and second of arc A minute of arc, arcminute (arcmin), arc minute, or minute arc is a unit of angular measurement equal to of one degree. Since one degree is of a turn (or complete rotation), one minute of arc is of a turn – it is for this reason that the Earth's circumference is almost exactly 21,600 nautical miles. A minute of arc
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,