EPSILON R/B, 41897

Orbit data source: Space-Track

EPSILON R/B, 41897 is space debris in HEO originally from a launch on Tue, 20 Dec 2016 UTC launched from the Kagoshima Space Center University Of Tokyo (KSCUT). 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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https://www.satcat.com/sats-embedded/41897?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

41897, 2016-080B

Orbit

HEO

Country

JP / JPN

Related business

JAXA (Japan Aerospace Exploration Agency) (JP)

Manufacturer

IHI Ogikubo

Mission

Spacecraft

Bus & Motor

KM-V, Unknown motor

Mass

~400 kg wet, ~400 kg dry

Launch date (UTC)

2016-12-20 (9 years ago)

Launch vehicle

Unknown

Launch site

Kagoshima Space Center University Of Tokyo (KSCUT)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.1 m

Radar Cross Section

3.189 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 EPSILON R/B
1 41897U 16080B   26094.43639970  .00207076  48244-6  12686-2 0  9991
2 41897  31.2036 216.7269 4896451 336.2911   7.2073  5.97553269123445

Epoch: 2026-04-04T10:28Z

TLE epoch observation values (Epoch: 2026-04-04T10:28:24.934Z)

Latitude

-0°

Longitude

-133.14828°

Altitude

352.928 km

Speed

9.347 km/s

True Right ascension

14h 26m 50s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

18:00:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

12,735.291 km

Perigee altitude

170.156 km

Semi-major axis

12,830.86 km

Eccentricity

0.48965

Inclination

31.2036°

RAAN

216.7269°

Arg. of periapsis

336.2911°

True anomaly

23.67664°

Mean anomaly

7.2073°

Eccentric anomaly

13.98918°

Mean motion

1.49334 °/min

Orbital period

241.07 mins

BSTAR

0.0012686

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Other satellites on launch #80 in the year 2016 (2016-12-20 UTC)

ARASE (ERG), 41896

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EPSILON 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.
131 mins	2026-04-05 14:50:45.101Z	260.613° W	2026-04-05 15:12:45.101Z	181.185° SSW	43.607°	2026-04-05 17:01:45.101Z	118.247° SE
145 mins	2026-04-05 19:13:45.101Z	278.875° WNW	2026-04-05 20:10:45.101Z	230.961° WSW	34.351°	2026-04-05 21:38:45.101Z	174.247° S
34 mins	2026-04-06 10:46:45.101Z	185.341° SSW	2026-04-06 10:52:45.101Z	132.229° SE	29.833°	2026-04-06 11:20:45.101Z	80.156° E

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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 EPSILON R/B, 41897 on other resources

View EPSILON R/B, 41897 on Heavens-Above

View EPSILON R/B, 41897 on Keep Track

View EPSILON R/B, 41897 on Celestrak

View EPSILON R/B, 41897 on Gunter's Space Page

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

EPSILON R/B, 41897

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-04-04T10:28:24.934Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #80 in the year 2016 (2016-12-20 UTC)

EPSILON R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out EPSILON R/B, 41897 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago