ATLAS 5 CENTAUR R/B, 51851

Orbit data source: Space-Track

ATLAS 5 CENTAUR R/B, 51851 is space debris in HEO originally from a launch on Tue, 01 Mar 2022 UTC launched from the Air Force Eastern Test Range (AFETR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Iframe URL

https://www.satcat.com/sats-embedded/51851?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

51851, 2022-021B

Orbit

HEO

Country

Related business

Lockheed Martin (US)

Manufacturer

LMSS Denver

Mission

Spacecraft

Bus & Motor

CENTAUR SEC, RL10C-1

Mass

~2,020 kg wet, 2,020 kg dry

Launch date (UTC)

2022-03-01 (4 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Nozzle, 5.8 m

Radar Cross Section

32.260 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 ATLAS 5 CENTAUR R/B
1 51851U 22021B   26151.21910031 -.00000099  00000-0  00000+0 0  9997
2 51851   7.2572 176.0123 4798646 119.4806 296.7758  1.85572168 28791

Epoch: 2026-05-31T05:15Z

TLE epoch observation values (Epoch: 2026-05-31T05:15:30.266Z)

Latitude

0.00001°

Longitude

-151.36967°

Altitude

21,717.761 km

Speed

3.758 km/s

True Right ascension

11h 44m 55s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

20:29:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,020.324 km

Perigee altitude

8,172.387 km

Semi-major axis

27,974.492 km

Eccentricity

0.47986

Inclination

7.2572°

RAAN

176.0123°

Arg. of periapsis

119.4806°

True anomaly

240.69691°

Mean anomaly

296.7758°

Eccentric anomaly

269.28373°

Mean motion

0.46387 °/min

Orbital period

776.07 mins

BSTAR

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Other satellites on launch #21 in the year 2022 (2022-03-01 UTC)

GOES 18, 51850

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ATLAS 5 CENTAUR R/B Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
103 mins	2026-06-01 08:11:14.417Z	250.31° W	2026-06-01 09:13:14.417Z	184.731° SSW	30.875°	2026-06-01 09:54:14.417Z	120.23° SE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out ATLAS 5 CENTAUR R/B, 51851 on other resources

View ATLAS 5 CENTAUR R/B, 51851 on Heavens-Above

View ATLAS 5 CENTAUR R/B, 51851 on Keep Track

View ATLAS 5 CENTAUR R/B, 51851 on Celestrak

View ATLAS 5 CENTAUR R/B, 51851 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

ATLAS 5 CENTAUR R/B, 51851

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-05-31T05:15:30.266Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #21 in the year 2022 (2022-03-01 UTC)

ATLAS 5 CENTAUR R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out ATLAS 5 CENTAUR R/B, 51851 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago