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

17919

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 R/B.

Object identification

Identified? True

Debris? False

Object name: SL-8 R/B

International designator: 1976-098B

Object number (NORAD): 9444

Object ID (CCSDS): 9444

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 100.053 minutes

Inclination: 74.049 deg

SMA: 7139.17 km

Apoapsis: 770.512 km

Periapsis: 751.557 km

RAAN: 87.7758 deg

Eccentricy: 0.00132755

Argument of periapsis: 198.9835 deg

Mean anomaly: 161.0827 deg

Mean motion: 14.3923335 rev/day

Mean motion (dot): 0.00000501 rev/day²

B* drag term: 0.0001699664 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 21, 2025, 3:26 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 20, 2025, 8:28 p.m. UTC

TLE line 0: 0 SL-8 R/B

TLE line 1: 1 09444U 76098B 25293.85292314 .00000501 00000-0 16997-3 0 9997

TLE line 2: 2 09444 74.0490 87.7758 0013276 198.9835 161.0827 14.39233350 6768

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
DMSP 5D-2 F11 DEB	SSO	2025-07-18 16:43:47	0.0001344294	234.0 (m)	DEBRIS
IRIDIUM 33 DEB	LEO	2025-05-04 22:05:07	0.000131335	658.0 (m)	DEBRIS
THOR ABLESTAR DEB	LEO	2025-02-09 09:13:06	0.0007335741	47.0 (m)	DEBRIS
CZ-6A DEB	LEO	2024-11-21 14:57:09	0.0003899722	857.0 (m)	DEBRIS
NOAA 17 DEB	SSO	2024-08-16 23:01:09	0.0003377809	288.0 (m)	DEBRIS

Associated space launch

Military communications satellite

SL-8 R/B was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 14’, on board a Kosmos-3M space rocket.

The launch took place on Sept. 29, 1976, 7:04 a.m. from 132/2.

For more information about the launch, click the button.

Kosmos-3M | Strela-2M 14

Agency: N/A

Status: Launch Successful

Launch date: Sept. 29, 1976, 7:04 a.m. UTC

Rocket: Kosmos-3M

Launch pad: 132/2

Location: Plesetsk Cosmodrome, Russian Federation

...

Go to the launch

Latest news about this satellite

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