Errata 2013

 

Time Scales, Section B

  • Page B50, Equinox Method of reduction from the GCRS — rigorous formulae

    The term M3,3 should read

    sin ϵ cos ψ sin φ + cos ϵ cos φ

  • Page B51, Offsets of the Pole and Origin at J2000.0

    For F-W IAU 2006, in the column φB

    replace 6.891 with 6.819

The Astronomical Almanac Online! 2013