Crate lox_earth Copy item path Source cio Module cio exposes functions for calculating the Celestial Intermediate Origin (CIO) locator, s. cip Module cip exposes functions for calculating the position of the
Celestial Intermediate Pole (CIP). coordinate_transformations Module coordinate_transformations provides functions for transforming coordinates between
reference systems. eop itrf nutation Module nutation exposes a function for calculating Earth nutation using a number of IAU nutation
models. rotation_angle Module rotation_angle exposes functions for calculating the Earth Rotation Angle (ERA). tides tio Module tio exposes functions for calculating the Terrestrial Intermediate Origin (TIO) locator,
s’, which places the TIO on the equator of the Celestial Intermediate Pole (CIP). ut1 Module ut1 exposes [DeltaUt1TaiProvider], which describes an API for providing the delta
between UT1 and TAI at a time of interest.