00569nam a2200181Ia 4500003000900000008004100009020002200050040001600072080001700088100001800105245009100123250001200214260004100226300001700267650005400284650002200338700002700360IN-BaIIA211028s9999    xx            000 0 eng d  a978-1-891389-85-6  cIIA Library  a059: 52bEXP  aUrban, Sean E 0aExplanatory supplement to the astronomical almanaccSean E. Urban and P. K. Seidelmann  a3rd ed.  aCaliforniabUniversity Sciencec2013  axxxiv, 676p.  aAstronomical almanac for the year 2013 supplement  aNautical almanacs  aSeidelmann, P. Kenneth