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+---
+title: "Orekit 12.1.3 released"
+excerpt: "Version 12.1.3 is a patch release of Orekit."
+layout: post_orekit
+publication_year: 2024
+date: 2024-09-06 00:00:00 +0200
+modified: 2024-09-06 00:00:00 +0200
+project: orekit
+categories:
+- News
+tags:
+- news
+- release
+---
+
+The Orekit team is pleased to announce the release of Orekit version 12.1.3.
+
+This is a patch version with bug fixes only.  
+Changes are:
+ * Correction of measurement status handling in Unscented Kalman Filter,
+ * Inter-satellite measurement correction when satellites have different frames,
+ * Various protection against concurrent modifications,
+ * Correction and performance improvement in NeQuick ionospheric model,
+ * Reduction of numerical in covariance frame transformation,
+ * Correction in DSST osculating propagation,
+ * Correction when parsing RINEX and CCSDS files.
+
+This version depends on Hipparchus 3.1.
+
+For complete release notes please see:
+https://www.orekit.org/site-orekit-12.1.3/changes-report.html
+
+The maven artifacts are available in maven central.
+The source and binaries can be retrieved from the forge releases page:
+https://gitlab.orekit.org/orekit/orekit/-/releases
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