medium · PROXIMITY
7.50 kmmiss distance
Closest approach (TCA)
2026-06-24 16:52 UTC
Relative speed
13.86 km/s
Altitude
756 km
Operators
CIS · FR
On 2026-06-24 16:52 UTC, RUCOSMOS 1898 and FRARIANE 40 R/B reached a closest approach (TCA) of 7.50 km, with a relative velocity of 13.86 km/s. Miss distance and time of closest approach are computed by propagating the latest published orbital elements (TLEs) for both objects. Values update as new element sets are published. Learn more on the Satellite Maneuver Tracker, and see space situational awareness for context.
Cite this encounter: Orbital Radar — “COSMOS 1898 ⟷ ARIANE 40 R/B: 7.50 km close approach”, https://orbitalradar.com/conjunction/18585-20443-2026-06-24 (accessed 2026-06-23).