SL-8 R/B

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-8 R/B at a glance.

Uptime

14625

Days in orbit

Revolutions

≈ 13.8

Per day

Orbit

LEO

Low Earth Orbit

Inclination

82.9

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: 1985-110B

Object number (NORAD): 16292

Object ID (CCSDS): 16292

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 104.556 minutes

Inclination: 82.931 deg

SMA: 7351.8 km

Apoapsis: 996.755 km

Periapsis: 950.574 km

RAAN: 215.9685 deg

Eccentricy: 0.00314079

Argument of periapsis: 54.3763 deg

Mean anomaly: 306.0313 deg

Mean motion: 13.77248384 rev/day

Mean motion (dot): 0.00000124 rev/day²

B* drag term: 0.00010907588 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, 2:43 a.m. UTC

TLE line 0: 0 SL-8 R/B

TLE line 1: 1 16292U 85110B 25346.11326500 .00000124 00000-0 10908-3 0 9991

TLE line 2: 2 16292 82.9310 215.9685 0031408 54.3763 306.0313 13.77248384 11392

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
SL-14 R/B	LEO	2025-08-01 02:32:19	0.0001047618	48.0 (m)	ROCKET BODY
COSMOS 1759	LEO	2024-12-13 00:08:33	0.002119616	170.0 (m)	PAYLOAD
DELTA 1 DEB	SSO	2024-10-30 21:49:58	0.0009535373	71.0 (m)	DEBRIS
SL-8 R/B	LEO	2024-10-01 04:54:36	0.0001607642	159.0 (m)	ROCKET BODY
THORAD AGENA D DEB	SSO	2024-09-11 20:11:12	0.000117664	378.0 (m)	DEBRIS

Associated space launch

Navigation satellite providing location information for the Tsiklon-B navigation system

SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Parus 51’, on board a Kosmos-3M space rocket.

The launch took place on Nov. 28, 1985, 1:12 p.m. from 133/3 (133L).

For more information about the launch, click the button.

Kosmos-3M | Parus 51

Agency: N/A

Status: Launch Successful

Launch date: Nov. 28, 1985, 1:12 p.m. UTC

Rocket: Kosmos-3M

Launch pad: 133/3 (133L)

Location: Plesetsk Cosmodrome, Russian Federation

...

Go to the launch

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