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	330	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	2290	December 12, 2025
Welcome to Discourse	0	1886	August 6, 2018
Comparison between Orekit and STK(HPOP) Orekit Python Wrapper usage	10	724	January 3, 2026
Merry Christmas 🎄	1	43	January 1, 2026
Two ways to call a numerical integrator with different answers Orekit Python Wrapper usage	8	69	December 30, 2025
Incorrect AbsoluteDate Returned by Orbit.getPVCoorinates() Orekit usage	8	99	December 24, 2025
Is backward and forward extrapolation no longer symmetric? Orekit usage	2	69	December 19, 2025
Bug in frames mismatch when use Ephemeris class Orekit usage	3	104	December 18, 2025
Using OrbitHermiteInterpolator with StateCovarianceBlender Orekit usage	6	75	December 18, 2025
TLE propagation does not match experimental observations Orekit Python Wrapper usage	4	82	December 17, 2025
What RotationConvention follows Rotation.applyTo(Vector3D)? Hipparchus usage	5	976	December 17, 2025
Great circle trajectory Orekit development	4	78	December 16, 2025
Proposition for (Field)EventDetector Orekit development	3	57	December 16, 2025
NumberFormatException when parsing TLEs with B* with three-chars exponent Orekit development	5	66	December 16, 2025
Clarification on GLUT week=0 handling in RINEX navigation writer	2	38	December 16, 2025
Proposal to Extend JPLEphemeridesLoader to Support Libration Data Orekit development	24	177	December 16, 2025
How to access BatchLSEstimator estimated range rate measurements? Orekit usage	10	102	December 12, 2025
Covariance in Apriori in BatchLSEstimator vs. SequentialBatchLSEstimator Orekit usage	0	37	December 12, 2025
JMH Performance Benchmarks: Math vs. StrictMath vs. FastMath (Hipparchus) vs. FastMath (Apache) Hipparchus development	47	873	December 11, 2025
Plan for Orekit 13.1.3 Orekit development	0	56	December 11, 2025
DSST propagation leads to hyperbolic orbits when used with certain detectors Orekit usage	5	92	December 11, 2025
Numerical STM speed up options Orekit development	8	240	December 10, 2025
Abstracting ClockModel use in measurements classes Orekit development	1	31	December 10, 2025
Rugged 4.0.1 released Rugged announcements	0	41	December 9, 2025
URL of CSSI Space Weather data invalid in orekit-data-master Orekit usage	21	262	December 9, 2025
Root finding fails on event detector when event is very close to the current integration step Orekit usage	9	96	December 9, 2025
DSST conversion frame alters outcome Orekit usage	2	56	December 8, 2025
Renaming of OreCzml OreCZML development	10	110	December 8, 2025
Only the first FOV appears in Output.czml when using Oreczml – YawCompensationExample OreCZML usage	3	91	December 8, 2025