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

19674

Days in orbit

Revolutions

≈ 14.9

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: 1971-114C

Object number (NORAD): 5778

Object ID (CCSDS): 5778

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: SMALL

Orbital parameters

Period: 96.345 minutes

Inclination: 74.0021 deg

SMA: 6961.681 km

Apoapsis: 588.107 km

Periapsis: 578.986 km

RAAN: 95.3302 deg

Eccentricy: 0.00065507

Argument of periapsis: 235.8409 deg

Mean anomaly: 124.2154 deg

Mean motion: 14.94622641 rev/day

Mean motion (dot): 0.00013038 rev/day²

B* drag term: 0.0012044264 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 28, 2025, 2:18 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 27, 2025, 8:14 p.m. UTC

TLE line 0: 0 SL-8 DEB

TLE line 1: 1 05778U 71114C 25300.84305741 .00013038 00000-0 12044-2 0 9991

TLE line 2: 2 05778 74.0021 95.3302 0006551 235.8409 124.2154 14.94622641864649

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
LANDSAT 5	SSO	2025-06-09 13:18:44	0.0136377	71.0 (m)	PAYLOAD
OBJECT B	SSO	2025-05-29 10:57:25	0.0001690711	262.0 (m)	UNKNOWN

Associated space launch

The DS-P1-Yu series of satellites was used to calibrate space surveillance and early warning radars.

SL-8 DEB was lifted into orbit during the mission ‘Kosmos 11K63 | DS-P1-Yu 49’, on board a Kosmos 11K63 space rocket.

The launch took place on Dec. 17, 1971, 10:39 a.m. from 133/3 (133L).

For more information about the launch, click the button.

Kosmos 11K63 | DS-P1-Yu 49

Agency: N/A

Status: Launch Successful

Launch date: Dec. 17, 1971, 10:39 a.m. UTC

Rocket: Kosmos 11K63

Launch pad: 133/3 (133L)

Location: Plesetsk Cosmodrome, Russian Federation

...

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