faf03¶
-
erfa.
faf03
(t)[source]¶ Wrapper for ERFA function
eraFaf03
.- Parameters
t : double array
- Returns
c_retval : double array
Notes
The ERFA documentation is below.
- - - - - - - - - e r a F a f 0 3 - - - - - - - - - Fundamental argument, IERS Conventions (2003): mean longitude of the Moon minus mean longitude of the ascending node. Given: t double TDB, Julian centuries since J2000.0 (Note 1) Returned (function value): double F, radians (Note 2) Notes: 1) Though t is strictly TDB, it is usually more convenient to use TT, which makes no significant difference. 2) The expression used is as adopted in IERS Conventions (2003) and is from Simon et al. (1994). References: McCarthy, D. D., Petit, G. (eds.), IERS Conventions (2003), IERS Technical Note No. 32, BKG (2004) Simon, J.-L., Bretagnon, P., Chapront, J., Chapront-Touze, M., Francou, G., Laskar, J. 1994, Astron.Astrophys. 282, 663-683 Copyright (C) 2013-2019, NumFOCUS Foundation. Derived, with permission, from the SOFA library. See notes at end of file.