Module rotation 

Coordinate rotations for astronomy.

Internally: ACTIVE rotations (rotate vectors). Externally: PASSIVE semantics (re-express same direction).

Structs

Rotation

ViewTransform

Enums

CoordSystem

Astronomical coordinate systems

Constants

DEG2RAD

ECL_TO_EQ

Ecliptic → Equatorial (ACTIVE, healpy / astropy)

ECL_TO_GAL

Ecliptic → Galactic (ACTIVE, healpy / astropy)

EQ_TO_ECL

Equatorial → Ecliptic (ACTIVE inverse)

EQ_TO_GAL

Equatorial → Galactic (ACTIVE inverse)

EXPECTED_ECL_LAT_OF_NGP

GAL_TO_ECL

Galactic → Ecliptic (ACTIVE inverse)

GAL_TO_EQ

Galactic → Equatorial (ACTIVE, IAU 1958 / J2000)

RAD2DEG

Functions

coord_rotation

sph_to_vec

vec_to_sph

view_rotation

Type Aliases

Mat3