s2pv¶
-
erfa.
s2pv
(theta, phi, r, td, pd, rd)[source]¶ Wrapper for ERFA function
eraS2pv
.- Parameters
theta : double array
phi : double array
r : double array
td : double array
pd : double array
rd : double array
- Returns
pv : double array
Notes
The ERFA documentation is below.
- - - - - - - - e r a S 2 p v - - - - - - - - Convert position/velocity from spherical to Cartesian coordinates. Given: theta double longitude angle (radians) phi double latitude angle (radians) r double radial distance td double rate of change of theta pd double rate of change of phi rd double rate of change of r Returned: pv double[2][3] pv-vector Copyright (C) 2013-2019, NumFOCUS Foundation. Derived, with permission, from the SOFA library. See notes at end of file.