SL-14 R/B

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite SL-14 R/B at a glance.

Uptime

13019

Days in orbit

Revolutions

≈ 14.8

Per day

Orbit

LEO

Low Earth Orbit

Inclination

82.5

Latest

Satellite identification and parameters

Extended collection of information and parameters for SL-14 R/B.

Object identification

Identified? True

Debris? False

Object name: SL-14 R/B

International designator: 1990-018B

Object number (NORAD): 20511

Object ID (CCSDS): 20511

Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 97.168 minutes

Inclination: 82.524 deg

SMA: 7001.234 km

Apoapsis: 634.459 km

Periapsis: 611.74 km

RAAN: 353.9594 deg

Eccentricy: 0.00162248

Argument of periapsis: 187.7759 deg

Mean anomaly: 172.3206 deg

Mean motion: 14.81974882 rev/day

Mean motion (dot): 0.00000754 rev/day²

B* drag term: 0.000091963334 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, 4:16 p.m. UTC

TLE line 0: 0 SL-14 R/B

TLE line 1: 1 20511U 90018B 25293.67833166 .00000754 00000-0 91963-4 0 9996

TLE line 2: 2 20511 82.5240 353.9594 0016225 187.7759 172.3206 14.81974882901845

Live tracking on map

Real-time ground track for satellite SL-14 R/B.

In-orbit conjunctions

A list of the most updated potential collisions computed for object SL-14 R/B.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
CZ-4 DEB	SSO	2025-09-04 04:12:46	0.001280762	215.0 (m)	DEBRIS
CZ-6A DEB	SSO	2025-07-27 10:47:35	0.0001372169	122.0 (m)	DEBRIS
FENGYUN 1C DEB	SSO	2025-03-01 01:25:25	0.0001558394	951.0 (m)	DEBRIS
CZ-4 DEB	SSO	2025-02-15 19:45:18	0.0001074494	501.0 (m)	DEBRIS
COSMOS 2251 DEB	LEO	2024-08-15 16:06:12	0.0001823905	237.0 (m)	DEBRIS

Associated space launch

Ocean observation satellite

SL-14 R/B was lifted into orbit during the mission ‘Tsiklon-3 | Okean-O1 5’, on board a Tsiklon-3 space rocket.

The launch took place on Feb. 28, 1990, 12:55 a.m. from 32/2.

For more information about the launch, click the button.

Tsiklon-3 | Okean-O1 5

Agency: N/A

Status: Launch Successful

Launch date: Feb. 28, 1990, 12:55 a.m. UTC

Rocket: Tsiklon-3

Launch pad: 32/2

Location: Plesetsk Cosmodrome, Russian Federation

...

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Latest news about this satellite

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