CLASSIFIED
COSMOS 2531 (RODNIK-S 17)
Russian Military Store-and-Forward Communications · Russian Ministry of Defence
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Cosmos 2531 (Rodnik-S 11), part of Russia's Rodnik-S family of military store-and-forward communications satellites — small, cheap, relatively short-lived spacecraft relaying encrypted tactical data for Russian military units in the field.
Its orbit
- Orbit
- Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
- Altitude
- 924–939 mi (1,486–1,511 km)
- Inclination
- 82.5°
- One orbit
- 115.8 minutes12.4 orbits a day
- NORAD ID
- 43752
- Int’l designator
- 2018-097B
- Launched
- 2018
Orbital elements from CelesTrak, as of 22 Sep 2026.
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