COSMOS 1275 DEB SECOR 1B

0.010% collision chance on 2025-09-30 02:09:26z

CDM information

Conjunction Data Message description

COSMOS 1275 DEB is risking orbital collision with SECOR 1B. The time of closest approach (TCA) between the two objects is calculated to be at Sept. 30, 2025, 2:26 a.m., with a collision probability of 0.010%. The closest distance at TCA is estimated to be 605.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1275 DEB in its detailed page.

Key information

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

TCA: 2025-09-30 02:26:55z

CDM ID: 1168662502

Miss distance: 605.0 (m)

Collision probability: 0.0001025406 (~0.010%)

Last Updated: 3 weeks, 6 days ago

Objects comparison

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

COSMOS 1275 DEB	Name	SECOR 1B
12656	Norad ID	729
DEBRIS	Type	PAYLOAD
LEO	Orbit	LEO
82.96°	Inclination	69.9°
MEDIUM	Size	MEDIUM
CIS	Country	US
June 4, 1981	Launch date	Jan. 11, 1964
	Full details

Live tracking

Real-time ground track for COSMOS 1275 DEB and SECOR 1B.

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