SL-16 R/B

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-16 R/B at a glance.

Uptime

14662

Days in orbit

Revolutions

≈ 14.2

Per day

Orbit

LEO

Low Earth Orbit

Inclination

71.0

Latest

Satellite identification and parameters

Extended collection of information and parameters for SL-16 R/B.

Object identification

Identified? True

Debris? False

Object name: SL-16 R/B

International designator: 1985-097B

Object number (NORAD): 16182

Object ID (CCSDS): 16182

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 101.653 minutes

Inclination: 71.0033 deg

SMA: 7215.066 km

Apoapsis: 841.715 km

Periapsis: 832.148 km

RAAN: 324.545 deg

Eccentricy: 0.000663

Argument of periapsis: 11.7289 deg

Mean anomaly: 85.4578 deg

Mean motion: 14.16583756 rev/day

Mean motion (dot): 0.00000315 rev/day²

B* drag term: 0.0001816376 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, 7 a.m. UTC

TLE line 0: 0 SL-16 R/B

TLE line 1: 1 16182U 85097B 25346.29228927 .00000315 00000-0 18164-3 0 9990

TLE line 2: 2 16182 71.0033 324.5450 0006630 11.7289 85.4578 14.16583756 74857

Live tracking on map

Real-time ground track for satellite SL-16 R/B.

In-orbit conjunctions

A list of the most updated potential collisions computed for object SL-16 R/B.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
COSMOS 1275 DEB	LEO	2025-12-03 18:43:31	0.0001746058	409.0 (m)	DEBRIS
SL-16 DEB	LEO	2025-10-15 03:26:18	0.0009572843	323.0 (m)	DEBRIS
COSMOS 1275 DEB	LEO	2025-08-31 09:45:12	0.002164587	33.0 (m)	DEBRIS
DMSP 5D-2 F13 DEB	SSO	2025-02-10 02:25:35	0.0002073403	53.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-01-26 14:00:56	0.0001465609	356.0 (m)	DEBRIS

Associated space launch

Dynamic simulator of the Tselina-2 ELINT satellite

SL-16 R/B was lifted into orbit during the mission ‘Zenit-2 | GVM Tselina-2’, on board a Zenit-2 space rocket.

The launch took place on Oct. 22, 1985, 7 a.m. from 45/1.

For more information about the launch, click the button.

Zenit-2 | GVM Tselina-2

Agency: N/A

Status: Launch Successful

Launch date: Oct. 22, 1985, 7 a.m. UTC

Rocket: Zenit-2

Launch pad: 45/1

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

Go to the launch

Latest news about this satellite

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