v0.4.2

OEM v0.4.2 Release Notes

Key Changes

• Fix astropy epoch truncation

v0.4.1

OEM v0.4.1 Release Notes

Key Changes

• Fix unhandled exception when CCSDS_OEM_VERS is not on the first line.

v0.4.0

OEM v0.4.0 Release Notes

Key Changes

• Significantly optimized parsing and load times. Large KVN ephemeris files should load up to 95% faster with greatly reduced memory usage.
• Added initial support for creation of OEMs from TLEs. Requires sgp4 package and can be installed with pip install oem[tle].
• Added initial support for OEM comparisons by subtracting two OEM instances with matching frame and center parameters.

v0.3.3

OEM v0.3.3 Release Notes

Key Changes

• Added fix for handling of namespaced XML OEM files.

v0.3.2

OEM v0.3.2 Release Notes

Key Changes

• Implement missing support for YYYY-DDD epoch format
• Prevent numpy warning messages

v0.3.1

OEM v0.3.1 Release Notes

Key Changes

• Improved efficiency of KVN parser for large OEM files

v0.3.0

OEM v0.3.0 Release Notes

Key Changes

• Implemented interpolation interface for OrbitEphemerisMessage and EphemerisSegment
• Implemented .steps and .resample methods to facilitate common usage of interpolation
• Incorporated defusedxml to address XML-related parsing vulnerabilities

v0.2.2

OEM v0.2.2 Release Notes

Key Changes

• Implemented single-object constraint for all OEM files

v0.2.1

OEM v0.2.1 Release Notes

Key Changes

• Corrected errors that could lead to an unexpected exception during state construction.

v0.2.0

OEM v0.2.0 Release Notes

Key Changes

• The primary interface for reading OEM files is now OrbitEphemerisMessage.open.

• Added support for XML OEM files.

• Added .save_as method to OrbitEphemerisMessage instances to allow writing of OEMs in both KVN and XML formats.

• Added OrbitEphemerisMessage.convert class method to allow direct conversion of OEM files between KVN and XML formats.

• States now use astropy Time objects to represent epochs with the correct scale.