Contents
eci2ecef(utc, x_eci, y_eci, z_eci)
rotate ECI coordinates to ECEF because this doesn't account for nutation, etc. error is often > 1%
x_eci, y_eci, z_eci: eci position vectors utc: Matlab datetime UTC
x,y,z: ECEF position (meters)
rotate ECI coordinates to ECEF because this doesn't account for nutation, etc. error is often > 1%
x_eci, y_eci, z_eci: eci position vectors utc: Matlab datetime UTC
x,y,z: ECEF position (meters)