SL-8 DEB

Satellite information

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Satellite Type and Status

DEBRISIN ORBIT

Key statistics

Satellite SL-8 DEB at a glance.

Uptime

15355

Days in orbit

Revolutions

≈ 14.4

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: 1983-103C

Object number (NORAD): 57165

Object ID (CCSDS): 57165

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 100.261 minutes

Inclination: 74.0473 deg

SMA: 7149.041 km

Apoapsis: 786.926 km

Periapsis: 754.886 km

RAAN: 88.6657 deg

Eccentricy: 0.00224087

Argument of periapsis: 258.424 deg

Mean anomaly: 101.4398 deg

Mean motion: 14.36253442 rev/day

Mean motion (dot): 0.00000376 rev/day²

B* drag term: 0.00013741256 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 19, 2025, 2:20 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 18, 2025, 5:35 p.m. UTC

TLE line 0: 0 SL-8 DEB

TLE line 1: 1 57165U 83103C 25291.73323690 .00000376 00000-0 13741-3 0 9996

TLE line 2: 2 57165 74.0473 88.6657 0022409 258.4240 101.4398 14.36253442623880

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 1275 DEB	LEO	2025-04-24 04:08:01	0.0004382688	40.0 (m)	DEBRIS
SL-8 R/B	LEO	2025-03-02 02:45:48	0.0001139287	271.0 (m)	ROCKET BODY
FENGYUN 1C DEB	SSO	2025-03-01 05:01:31	0.0001384746	178.0 (m)	DEBRIS
IRIDIUM 26	LEO	2024-10-27 04:26:33	0.01291655	32.0 (m)	PAYLOAD
SL-8 DEB	LEO	2024-08-24 01:34:15	0.0001941724	87.0 (m)	DEBRIS

Associated space launch

Military communications satellite

SL-8 DEB was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 33’, on board a Kosmos-3M space rocket.

The launch took place on Oct. 12, 1983, 12:20 a.m. from 132/1 (132L).

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 33

Agency: N/A

Status: Launch Successful

Launch date: Oct. 12, 1983, 12:20 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/1 (132L)

Location: Plesetsk Cosmodrome, Russian Federation

...

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