SL-8 R/B

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-8 R/B at a glance.

Uptime

18065

Days in orbit

Revolutions

≈ 14.4

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.1

Latest

Satellite identification and parameters

Extended collection of information and parameters for SL-8 R/B.

Object identification

Identified? True

Debris? False

Object name: SL-8 R/B

International designator: 1976-061B

Object number (NORAD): 8924

Object ID (CCSDS): 8924

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.103 minutes

Inclination: 74.0553 deg

SMA: 7141.513 km

Apoapsis: 773.242 km

Periapsis: 753.514 km

RAAN: 167.6799 deg

Eccentricy: 0.0013812

Argument of periapsis: 12.568 deg

Mean anomaly: 99.9681 deg

Mean motion: 14.38524922 rev/day

Mean motion (dot): 0.00000307 rev/day²

B* drag term: 0.00010894 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 12, 2025, 7:16 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 11, 2025, 11:30 p.m. UTC

TLE line 0: 0 SL-8 R/B

TLE line 1: 1 8924U 76061B 25345.97933641 .00000307 00000-0 10894-3 0 9999

TLE line 2: 2 8924 74.0553 167.6799 0013812 12.5680 99.9681 14.38524922588903

Live tracking on map

Real-time ground track for satellite SL-8 R/B.

In-orbit conjunctions

A list of the most updated potential collisions computed for object SL-8 R/B.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-6A DEB	SSO	2025-12-04 15:57:00	0.003353005	8.0 (m)	DEBRIS
COSMOS 1275 DEB	LEO	2025-07-10 18:52:32	0.0005103321	661.0 (m)	DEBRIS
DMSP 5D-2 F11 DEB	SSO	2025-04-27 03:58:29	0.0003470785	573.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-03-12 09:54:40	0.002270112	52.0 (m)	DEBRIS
NOAA 16 DEB	SSO	2024-09-24 16:16:54	0.0002467574	270.0 (m)	DEBRIS

Associated space launch

Military communications satellite

SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 12’, on board a Kosmos-3M space rocket.

The launch took place on June 29, 1976, 8:12 a.m. from 132/2.

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 12

Agency: N/A

Status: Launch Successful

Launch date: June 29, 1976, 8:12 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/2

Location: Plesetsk Cosmodrome, Russian Federation

...

Go to the launch

Latest news about this satellite

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