THOR BURNER 2 R/B

Satellite information

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Satellite Type and Status

ROCKET BODYIN ORBIT

Key statistics

Satellite THOR BURNER 2 R/B at a glance.

Uptime

19728

Days in orbit

Revolutions

≈ 14.2

Per day

Orbit

SSO

Sun Synchronous Orbit

Inclination

99.1

Latest

Satellite identification and parameters

Extended collection of information and parameters for THOR BURNER 2 R/B.

Object identification

Identified? True

Debris? False

Object name: THOR BURNER 2 R/B

International designator: 1971-087B

Object number (NORAD): 5556

Object ID (CCSDS): 5556

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: LARGE

Orbital parameters

Period: 101.129 minutes

Inclination: 99.0697 deg

SMA: 7190.242 km

Apoapsis: 857.149 km

Periapsis: 767.065 km

RAAN: 246.2735 deg

Eccentricy: 0.00626435

Argument of periapsis: 134.5135 deg

Mean anomaly: 226.1186 deg

Mean motion: 14.23926223 rev/day

Mean motion (dot): 0.00000238 rev/day²

B* drag term: 0.00012188136 1/R_Earth

Two-line elements (TLE)

Creation date: Oct. 18, 2025, 2:17 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Oct. 17, 2025, 8:19 p.m. UTC

TLE line 0: 0 THOR BURNER 2 R/B

TLE line 1: 1 05556U 71087B 25290.84688126 .00000238 00000-0 12188-3 0 9991

TLE line 2: 2 05556 99.0697 246.2735 0062643 134.5135 226.1186 14.23926223800047

Live tracking on map

Real-time ground track for satellite THOR BURNER 2 R/B.

In-orbit conjunctions

A list of the most updated potential collisions computed for object THOR BURNER 2 R/B.

Target	Orbit	TCA	Probability of collision	Miss distance	Type
PEGASUS DEB	LEO	2025-07-26 00:22:23	0.0006447998	135.0 (m)	DEBRIS
GEOS 3	SSO	2025-04-02 12:31:55	0.0199573	45.0 (m)	PAYLOAD
COSMOS 1275 DEB	LEO	2025-02-18 15:49:57	0.0001420357	617.0 (m)	DEBRIS
SKIPPER	SSO	2024-11-25 12:24:57	0.0004711558	149.0 (m)	PAYLOAD
COSMOS 2251 DEB	LEO	2024-09-21 14:11:07	0.003297946	48.0 (m)	DEBRIS

Associated space launch

Military meteorological satellite

THOR BURNER 2 R/B was lifted into orbit during the mission ‘Thor Burner 2A | DSAP-5B F1’, on board a Thor Burner 2A space rocket.

The launch took place on Oct. 14, 1971, 7:51 a.m. from Space Launch Complex 10W.

For more information about the launch, click the button.

Thor Burner 2A | DSAP-5B F1

Agency: N/A

Status: Launch Successful

Launch date: Oct. 14, 1971, 7:51 a.m. UTC

Rocket: Thor Burner 2A

Launch pad: Space Launch Complex 10W

Location: Vandenberg SFB, CA, USA

...

Go to the launch

Latest news about this satellite

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