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

11342

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: 1994-077B

Object number (NORAD): 23405

Object ID (CCSDS): 23405

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 101.727 minutes

Inclination: 70.9812 deg

SMA: 7218.581 km

Apoapsis: 843.807 km

Periapsis: 837.085 km

RAAN: 176.3717 deg

Eccentricy: 0.0004656

Argument of periapsis: 284.4905 deg

Mean anomaly: 75.5701 deg

Mean motion: 14.1554947 rev/day

Mean motion (dot): 0.00000317 rev/day²

B* drag term: 0.00018648482 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, 6:49 a.m. UTC

TLE line 0: 0 SL-16 R/B

TLE line 1: 1 23405U 94077B 25346.28436988 .00000317 00000-0 18648-3 0 9990

TLE line 2: 2 23405 70.9812 176.3717 0004656 284.4905 75.5701 14.15549470603866

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	2025-07-29 03:07:59	0.0001005534	453.0 (m)	DEBRIS
CZ-6A DEB	LEO	2025-01-30 07:27:48	0.0001274154	885.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-01-18 04:50:28	0.0003106758	360.0 (m)	DEBRIS
CZ-6A DEB	LEO	2025-01-12 00:41:32	0.0001734198	733.0 (m)	DEBRIS
CZ-6A DEB	LEO	2024-12-26 17:30:51	0.000173871	871.0 (m)	DEBRIS

Associated space launch

Second generation ELING satellite

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

The launch took place on Nov. 24, 1994, 9:15 a.m. from 45/1.

For more information about the launch, click the button.

Zenit-2 | Tselina-2 16

Agency: N/A

Status: Launch Successful

Launch date: Nov. 24, 1994, 9:15 a.m. UTC

Rocket: Zenit-2

Launch pad: 45/1

Location: Baikonur Cosmodrome, Republic of Kazakhstan

...

Go to the launch

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