HGS 4 (GALAXY 4) RADUGA 2

Collision chance on 2025-08-26 21:08:22z

CDM information

Conjunction Data Message description

HGS 4 (GALAXY 4) is risking orbital collision with RADUGA 2. The time of closest approach (TCA) between the two objects is calculated to be at Aug. 26, 2025, 9:22 p.m., with a collision probability TBA. The closest distance at TCA is estimated to be 3651.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object HGS 4 (GALAXY 4) in its detailed page.

Key information

Parameters and calculations for this potential in-orbit collision event.

TCA: 2025-08-26 21:22:24z

CDM ID: 1131369383

Miss distance: 3651.0 (m)

Collision probability: TBA

Last Updated: 2 weeks ago

Objects comparison

A comparison of the two objects interested by this conjunction data message.

HGS 4 (GALAXY 4)	Name	RADUGA 2
22694	Norad ID	9416
PAYLOAD	Type	PAYLOAD
OTHER	Orbit	GEO
14.59°	Inclination	4.21°
LARGE	Size	MEDIUM
US	Country	CIS
June 25, 1993	Launch date	Sept. 11, 1976
	Full details

Live tracking

Real-time ground track for HGS 4 (GALAXY 4) and RADUGA 2.

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