v2.3.0

• added support for satellite maneuvers
• added Monte-Carlo simulation
• added Conjunction Summary Message (CSM) analysis

v2.2.0

• fix RIC coordinate field names
• update examples and readme

v2.1.0

• added True Equator Mean Equinox (TEME) coordinate frame
• re-implemented the ephemeris interpolator class

v2.0.0

• replaced Jn effects with EGM96 Geopotential Model (70x70)
• removed ambiguous class names for coordinate frames (ECEF->ITRF)
• added support for IERS "finals.all" data to improve coordinate transform accuracy if needed
• created data classes for more Epoch types (UTC, UT1, TAI, TT, TDB)

v1.3.0

• added state interpolator
• added angle calculation to vector class
• added change origin method to vector class
• added sun angle calculation
• added earth angular radius calculation
• added match epoch convenience function
• added satellite footprint calculation
• added state to propagator interface
• removed perturbations from kepler
• consolidated integrator options
• updated access modifiers

v1.2.2

• added state cache to rk4 propagator
• use chai for assertion library
• simplified force model interface
• changed linter rules to standardjs

v1.2.1

• fixed bug in half-angle matching algorithm

v1.2.0

• simplified LookAngle arguments
• added more class toString() methods
• updated examples

v1.1.1

• fixed bug in default option maps

v1.1.0

• made class properties read only
• updated documentation
• added propagator step function