Orekit

Topic	Replies	Views	Activity
Upgrade to Java 21 with Orekit 14.0 Orekit announcements Dear all, After many discussion on this forum and following the final approval from the library’s Project Management Committee, I am thereby writing here to officially declare that Orekit will move away from Java 8 for …	4	489	September 3, 2025
Scientific documents using Orekit Orekit usage Hi all! With the Orekit development team we would like to perform a survey of scientific publications (i.e., conference papers, peer review papers, master thesis, PHD thesis, etc.) using Orekit library. The purpose of …	29	2411	December 12, 2025
Welcome to Discourse	0	1937	August 6, 2018
ApsideTrigger Order Dependency in config.yaml Orekit Python Wrapper usage	2	8	April 7, 2026
Server OS Update Orekit development	0	7	April 7, 2026
Build Failure: FastMathTest.checkMissingFastMathClasses:1542 FastMath should implement all StrictMath methods ==> expected: <true> but was: <false> Hipparchus usage	0	6	April 7, 2026
CDM Non-Standard Additional Parameters Orekit development	4	46	April 7, 2026
Usage of spherical harmonics for both lunar and terrestrial gravity in a Moon-centered propagation Orekit usage	8	185	April 7, 2026
Optional participant states in theoretical measurements? Orekit development	2	45	April 4, 2026
State transition matrix and mass Orekit development	23	393	April 3, 2026
Covariance propagation for GPS uncertainty Orekit Python Wrapper usage	1	60	April 3, 2026
Installing Orekit 11.3 through pip Orekit Python Wrapper usage	1	38	April 2, 2026
Generalize DistanceMeasure class Hipparchus development	1	46	March 27, 2026
Issue with AttitudesSequence Orekit Python Wrapper usage	0	32	March 25, 2026
Orekit 13.1: getMinDate/getMaxDate no longer available in BoundedPropagator? Orekit Python Wrapper usage	4	64	March 18, 2026
Error when performing TLE-based Orbit Determination Orekit usage	6	108	March 18, 2026
Propagation of GRAIL-A Orekit usage	26	522	March 18, 2026
Backward uncertainties Monte Carlo Propagation Orekit Python Wrapper usage	0	47	March 17, 2026
Orbit Determination with Dormand Prince Orekit usage	6	71	March 17, 2026
Discontinuity in NRLMSISE00? Orekit usage	6	75	March 17, 2026
Covariance inconsistency with BoundedPropagator and different initial state epoch Orekit development	4	96	March 16, 2026
Doubt about initialization order for additional state and derivatives Orekit development	2	45	March 16, 2026
Covariance matrix computation using the unscented transform Orekit usage	3	84	March 16, 2026
Calculation method ApsideDetector Orekit Python Wrapper usage	5	95	March 16, 2026
Contact analysis using satellite Constellation	0	27	March 14, 2026
Usage of Extremum Angular Separation Detector Orekit Python Wrapper usage	8	217	March 14, 2026
Could this be a bug in OreCZML's line of the satellite-to-ground visiblity Oresium usage	7	181	March 12, 2026
StateCovarianceBlender unable to interpolate at the epoch of the first interpolation point Orekit Python Wrapper usage	5	83	March 12, 2026
Orekit unable to parse "DistanceUnit" parameter for STK ephemeris files Orekit usage	2	49	March 11, 2026
Online apidoc missing in some versions Orekit development	8	52	March 6, 2026