COSMOS 1778 (GLONASS) SL-12 R/B(2)

Collision chance on 2025-10-29 16:10:00z

CDM information

Conjunction Data Message description

COSMOS 1778 (GLONASS) is risking orbital collision with SL-12 R/B(2). The time of closest approach (TCA) between the two objects is calculated to be at Oct. 29, 2025, 4 p.m., with a collision probability TBA. The closest distance at TCA is estimated to be 4821.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1778 (GLONASS) in its detailed page.

Key information

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

TCA: 2025-10-29 16:00:40z

CDM ID: 1208676698

Miss distance: 4821.0 (m)

Collision probability: TBA

Last Updated: 1 month, 2 weeks ago

Objects comparison

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

COSMOS 1778 (GLONASS)	Name	SL-12 R/B(2)
16961	Norad ID	23739
PAYLOAD	Type	ROCKET BODY
MEO	Orbit	MEO
64.78°	Inclination	65.47°
MEDIUM	Size	LARGE
CIS	Country	CIS
Sept. 16, 1986	Launch date	Dec. 14, 1995
	Full details

Live tracking

Real-time ground track for COSMOS 1778 (GLONASS) and SL-12 R/B(2).

Return to all CDMs

Newsletter sign-up

Weekly statistics, charts and insights to help you stay on top of the space industry.