COSMOS 1125

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite COSMOS 1125 at a glance.

Uptime

16806

Days in orbit

Revolutions

≈ 14.3

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for COSMOS 1125.

Object identification

Identified? True

Debris? False

Object name: COSMOS 1125

International designator: 1979-078A

Object number (NORAD): 11510

Object ID (CCSDS): 11510

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.418 minutes

Inclination: 74.0373 deg

SMA: 7156.517 km

Apoapsis: 788.217 km

Periapsis: 768.547 km

RAAN: 345.0314 deg

Eccentricy: 0.00137421

Argument of periapsis: 280.4003 deg

Mean anomaly: 79.56 deg

Mean motion: 14.3400346 rev/day

Mean motion (dot): 0.00000264 rev/day²

B* drag term: 0.00010396214 1/R_Earth

Two-line elements (TLE)

Creation date: Sept. 1, 2025, 2:20 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Aug. 31, 2025, 5:51 p.m. UTC

TLE line 0: 0 COSMOS 1125

TLE line 1: 1 11510U 79078A 25243.74413324 .00000264 00000-0 10396-3 0 9997

TLE line 2: 2 11510 74.0373 345.0314 0013742 280.4003 79.5600 14.34003460403940

Live tracking on map

Real-time ground track for satellite COSMOS 1125.

In-orbit conjunctions

A list of the most updated potential collisions computed for object COSMOS 1125.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
FENGYUN 1C DEB	SSO	2025-06-14 12:14:23	0.000228355	701.0 (m)	DEBRIS
DMSP 5D-2 F13 DEB	SSO	2025-04-18 22:39:07	0.0003790721	270.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-03-23 19:14:23	0.0001086607	427.0 (m)	DEBRIS
COSMOS 2251 DEB	LEO	2025-03-16 20:21:41	0.0001846771	800.0 (m)	DEBRIS
NOAA 16 DEB	SSO	2025-02-10 22:58:19	0.0004047858	55.0 (m)	DEBRIS

Associated space launch

Early warning satellite

COSMOS 1125 was lifted into orbit during the mission ‘Molniya-M | US-K 12’, on board a Molniya-M space rocket.

The launch took place on Aug. 28, 1979, 12:17 a.m. from 43/4 (43R).

For more information about the launch, click the button.

Molniya-M | US-K 12

Agency: N/A

Status: Launch Successful

Launch date: Aug. 28, 1979, 12:17 a.m. UTC

Rocket: Molniya-M

Launch pad: 43/4 (43R)

Location: Plesetsk Cosmodrome, Russian Federation

...

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Latest news about this satellite

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