SL-8 R/B

Satellite information

Favourite Embed

Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-8 R/B at a glance.

Uptime

18278

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: 1975-112B

Object number (NORAD): 8459

Object ID (CCSDS): 8459

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.129 minutes

Inclination: 74.0592 deg

SMA: 7142.772 km

Apoapsis: 776.491 km

Periapsis: 752.782 km

RAAN: 179.7149 deg

Eccentricy: 0.00165969

Argument of periapsis: 291.089 deg

Mean anomaly: 68.849 deg

Mean motion: 14.38144802 rev/day

Mean motion (dot): 0.0000046 rev/day²

B* drag term: 0.00016000473 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 12, 2025, 10:14 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 12, 2025, 6:34 a.m. UTC

TLE line 0: 0 SL-8 R/B

TLE line 1: 1 08459U 75112B 25346.27406971 .00000460 00000-0 16000-3 0 9998

TLE line 2: 2 08459 74.0592 179.7149 0016597 291.0890 68.8490 14.38144802619309

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
FENGYUN 1C DEB	SSO	2025-12-04 11:50:57	0.0001618532	101.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-11-09 10:05:26	0.001227283	268.0 (m)	DEBRIS
ARIANE 40 R/B	SSO	2025-06-25 19:04:12	0.000127449	605.0 (m)	ROCKET BODY
FENGYUN 1C DEB	SSO	2025-03-04 05:24:48	0.0001451734	369.0 (m)	DEBRIS
NOAA 16 DEB	SSO	2024-11-21 07:55:58	0.000274172	86.0 (m)	DEBRIS

Associated space launch

Military communications satellite

SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 11’, on board a Kosmos-3M space rocket.

The launch took place on Nov. 28, 1975, 12:10 a.m. from 132/1 (132L).

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 11

Agency: N/A

Status: Launch Successful

Launch date: Nov. 28, 1975, 12:10 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

...

Go to the launch

Latest news about this satellite

There are no fresh news available about this satellite. Check back as we update our databases every day.

Return to all satellites

Embed the widget

Just copy the snippet below and paste it as HTML in your article, presentation, e-mail, blog post or website.

<iframe src="https://obdh.space/embed/satcat/8459/" width="400" height="720" frameborder="0"></iframe>

Real-time statistics and tracking

The widget will always be up to date. All data, statistics and tracking map are automatically refreshed in real-time. Check the examples below!

Widget preview

Newsletter sign-up

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