SL-8 DEB *

Satellite information

Favourite Embed

Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite SL-8 DEB * at a glance.

Uptime

18239

Days in orbit

Revolutions

≈ 14.6

Per day

Orbit

LEO

Low Earth Orbit

Inclination

74.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for SL-8 DEB *.

Object identification

Identified? True

Debris? True

Object name: SL-8 DEB *

International designator: 1975-112E

Object number (NORAD): 18500

Object ID (CCSDS): 18500

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 98.662 minutes

Inclination: 74.041 deg

SMA: 7072.831 km

Apoapsis: 703.595 km

Periapsis: 685.796 km

RAAN: 312.4524 deg

Eccentricy: 0.0012583

Argument of periapsis: 261.2088 deg

Mean anomaly: 275.8659 deg

Mean motion: 14.59529497 rev/day

Mean motion (dot): 0.00002314 rev/day²

B* drag term: 0.00049266 1/R_Earth

Two-line elements (TLE)

Creation date: Nov. 3, 2025, 11:16 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Nov. 3, 2025, 6:17 p.m. UTC

TLE line 0: 0 SL-8 DEB *

TLE line 1: 1 18500U 75112E 25307.76208626 .00002314 00000-0 49266-3 0 9994

TLE line 2: 2 18500 74.0410 312.4524 0012583 261.2088 275.8659 14.59529497141552

Live tracking on map

Real-time ground track for satellite SL-8 DEB *.

In-orbit conjunctions

A list of the most updated potential collisions computed for object SL-8 DEB *.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 397 DEB	LEO	2025-05-25 21:43:31	0.0001016269	401.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-04-22 04:46:35	0.0001614066	74.0 (m)	DEBRIS
OAO 3 (COPERNICUS)	LEO	2025-02-26 17:02:07	0.0002189362	270.0 (m)	PAYLOAD

Associated space launch

Military communications satellite

SL-8 DEB * 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/18500/" 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.