SL-12 R/B(2)

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-12 R/B(2) at a glance.

Uptime

15183

Days in orbit

Revolutions

≈ 2.1

Per day

Orbit

MEO

Medium Earth Orbit

Inclination

66.5

Latest

Satellite identification and parameters

Extended collection of information and parameters for SL-12 R/B(2).

Object identification

Identified? True

Debris? False

Object name: SL-12 R/B(2)

International designator: 1984-047F

Object number (NORAD): 14984

Object ID (CCSDS): 14984

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 675.539 minutes

Inclination: 66.4667 deg

SMA: 25503.143 km

Apoapsis: 19151.687 km

Periapsis: 19098.33 km

RAAN: 334.581 deg

Eccentricy: 0.0010461

Argument of periapsis: 233.7714 deg

Mean anomaly: 123.8442 deg

Mean motion: 2.13163183 rev/day

Mean motion (dot): -0.00000053 rev/day²

B* drag term: 0.0 1/R_Earth

Two-line elements (TLE)

Creation date: Dec. 11, 2025, 7:14 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 11, 2025, 1:45 p.m. UTC

TLE line 0: 0 SL-12 R/B(2)

TLE line 1: 1 14984U 84047F 25345.57342156 -.00000053 00000-0 00000-0 0 9990

TLE line 2: 2 14984 66.4667 334.5810 0010461 233.7714 123.8442 2.13163183323545

Live tracking on map

Real-time ground track for satellite SL-12 R/B(2).

In-orbit conjunctions

A list of the most updated potential collisions computed for object SL-12 R/B(2).

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 1778 (GLONASS)	MEO	2025-10-06 02:45:42	TBA	4935.0 (m)	PAYLOAD
COSMOS 2382 (GLONASS)	MEO	2024-12-09 09:32:15	TBA	4227.0 (m)	PAYLOAD
SL-12 R/B(2)	MEO	2024-10-23 04:53:52	TBA	2671.0 (m)	ROCKET BODY
COSMOS 2289 (GLONASS)	MEO	2024-10-18 17:02:21	TBA	3571.0 (m)	PAYLOAD
COSMOS 1883 (GLONASS)	MEO	2024-09-09 19:32:59	TBA	2892.0 (m)	PAYLOAD

Associated space launch

GLONASS navigation satellites

SL-12 R/B(2) was lifted into orbit during the mission ‘Proton | Uragan 6 & 7’, on board a Proton space rocket.

The launch took place on May 19, 1984, 3:10 p.m. from 200/40.

For more information about the launch, click the button.

Proton | Uragan 6 & 7

Agency: N/A

Status: Launch Successful

Launch date: May 19, 1984, 3:10 p.m. UTC

Rocket: Proton

Launch pad: 200/40

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

Go to the launch

Latest news about this satellite

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