COSMOS 1299 LANDSAT 1 (ERTS 1)

0.013% collision chance on 2025-11-16 10:11:06z

CDM information

Conjunction Data Message description

COSMOS 1299 is risking orbital collision with LANDSAT 1 (ERTS 1). The time of closest approach (TCA) between the two objects is calculated to be at Nov. 16, 2025, 10:06 a.m., with a collision probability of 0.013%. The closest distance at TCA is estimated to be 574.0 meters.

Note: this is the latest available calculation for this conjunction event. Access all the most updated CDMs for object COSMOS 1299 in its detailed page.

Key information

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

TCA: 2025-11-16 10:06:16z

CDM ID: 1227861247

Miss distance: 574.0 (m)

Collision probability: 0.0001332309 (~0.013%)

Last Updated: 1 month ago

Objects comparison

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

COSMOS 1299	Name	LANDSAT 1 (ERTS 1)
12783	Norad ID	6126
PAYLOAD	Type	PAYLOAD
LEO	Orbit	SSO
65.12°	Inclination	99.36°
LARGE	Size	LARGE
CIS	Country	US
Aug. 24, 1981	Launch date	July 23, 1972
	Full details

Live tracking

Real-time ground track for COSMOS 1299 and LANDSAT 1 (ERTS 1).

Return to all CDMs

Newsletter sign-up

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