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	348	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	2308	December 12, 2025
Welcome to Discourse	0	1889	August 6, 2018
Plan for Orekit 13.1.3 Orekit development	4	84	January 18, 2026
Problem in ionospheric correction? Orekit development	3	20	January 17, 2026
Apply different optical/infrared coefficients for the back side of the solar array Orekit usage	4	269	January 17, 2026
InterSatellitesRange and BatchLSEstimator Orekit usage	2	42	January 16, 2026
Orbit determination for interplanetary missions Orekit development	9	754	January 16, 2026
Dynamically loading of default provider in DataProviderManager Orekit development	7	72	January 15, 2026
JMH Performance Benchmarks: Math vs. StrictMath vs. FastMath (Hipparchus) vs. FastMath (Apache) Hipparchus development	52	1025	January 15, 2026
Orekit support of SGP4-XP TLEs? Orekit usage	5	265	January 15, 2026
Calculation method ApsideDetector Orekit Python Wrapper usage	3	44	January 14, 2026
Measurement Class Redesign Question Orekit development	2	38	January 12, 2026
Ambiguity handler in GNSS simulator Orekit Python Wrapper usage	0	30	January 8, 2026
Accessing Additional States from ForceModels (Hipparchus Primary Equations) Orekit usage	2	43	January 8, 2026
Getting EstimatedMeasurement derivatives wrt orbital parameters directly Orekit usage	4	34	January 7, 2026
Computing ionospheric delay from a IONEX file Orekit Python Wrapper usage	19	182	January 6, 2026
Using OrbitHermiteInterpolator with StateCovarianceBlender Orekit usage	8	97	January 5, 2026
Comparison between Orekit and STK(HPOP) Orekit Python Wrapper usage	10	789	January 3, 2026
Merry Christmas 🎄	1	66	January 1, 2026
Two ways to call a numerical integrator with different answers Orekit Python Wrapper usage	8	87	December 30, 2025
Incorrect AbsoluteDate Returned by Orbit.getPVCoorinates() Orekit usage	8	109	December 24, 2025
Is backward and forward extrapolation no longer symmetric? Orekit usage	2	85	December 19, 2025
Bug in frames mismatch when use Ephemeris class Orekit usage	3	107	December 18, 2025
TLE propagation does not match experimental observations Orekit Python Wrapper usage	4	95	December 17, 2025
What RotationConvention follows Rotation.applyTo(Vector3D)? Hipparchus usage	5	985	December 17, 2025
Great circle trajectory Orekit development	4	85	December 16, 2025
Proposition for (Field)EventDetector Orekit development	3	60	December 16, 2025
NumberFormatException when parsing TLEs with B* with three-chars exponent Orekit development	5	71	December 16, 2025
Clarification on GLUT week=0 handling in RINEX navigation writer	2	42	December 16, 2025