15.5.50 bp00

bp00, jdtt, rb, rp, rbp

[SOFA] Returns the frame bias and precession for TT Julian Dates jdtt according to the IAU 2000 precession-nutation model. rb receives the frame bias matrix, rp the precession matrix, and rbp the bias-precession matrix. rp and rbp have the same dimensions as jdtt but with two dimensions equal to 3 prefixed.

jdtt may be a numerical scalar or array.

rb has dimensions 3, 3. rp and rbp have dimensions 3, 3, prefixed to those from jdtt.

See also: bi00, bp06, Astronomical Coordinate Calculations