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

12955

Days in orbit

Revolutions

≈ 14.5

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: 1990-004C

Object number (NORAD): 20434

Object ID (CCSDS): 20434

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 99.384 minutes

Inclination: 74.0422 deg

SMA: 7107.308 km

Apoapsis: 739.922 km

Periapsis: 718.424 km

RAAN: 282.4785 deg

Eccentricy: 0.0015124

Argument of periapsis: 276.5889 deg

Mean anomaly: 210.9595 deg

Mean motion: 14.48922277 rev/day

Mean motion (dot): 0.00000868 rev/day2

B* drag term: 0.00023611 1/REarth

Two-line elements (TLE)

Creation date: July 7, 2025, 5:18 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 6, 2025, 5:42 p.m. UTC

TLE line 0: 0 SL-8 DEB

TLE line 1: 1 20434U 90004C 25187.73803101 .00000868 00000-0 23611-3 0 9990

TLE line 2: 2 20434 74.0422 282.4785 0015124 276.5889 210.9595 14.48922277860111

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
DMSP 5D-2 F13 DEB SSO 2025-01-18 21:36:29 0.0001400517 119.0 (m) DEBRIS
DELTA 1 DEB SSO 2024-12-05 04:47:59 0.0001375669 232.0 (m) DEBRIS

Associated space launch

Military communications satellite

SL-8 DEB was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 47’, on board a Kosmos-3M space rocket.

The launch took place on Jan. 18, 1990, 12:52 p.m. from 133/3 (133L).

For more information about the launch, click the button.

Launch to space Kosmos-3M | Strela-2M 47
Kosmos-3M | Strela-2M 47

Agency: N/A

Status: Launch Successful

Launch date: Jan. 18, 1990, 12:52 p.m. UTC

Rocket: Kosmos-3M

Launch pad: 133/3 (133L)

Location: Plesetsk Cosmodrome, Russian Federation

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