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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Iframe URL

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)

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Last TLE update: 20 hours ago

TLE from 20 hours ago

0 EPSILON R/B
1 41897U 16080B   25308.47322705  .00114761  90780-7  12540-2 0  9997
2 41897  31.2424  38.8627 5148445  53.4926 343.6846  5.52284754114777

Epoch: 2025-11-04T11:21Z

TLE epoch observation values (Epoch: 2025-11-04T11:21:26.817Z)

Latitude

-0.00008°

Longitude

-175.46462°

Altitude

1,223.379 km

Speed

8.683 km/s

True Right ascension

02h 35m 25s

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

03:29:46

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

14,106.45 km

Perigee altitude

182.411 km

Semi-major axis

13,522.567 km

Eccentricity

0.51484

Inclination

31.2424°

RAAN

38.8627°

Arg. of periapsis

53.4926°

True anomaly

306.40127°

Mean anomaly

343.6846°

Eccentric anomaly

328.09379°

Mean motion

1.38024 °/min

Orbital period

260.82 mins

BSTAR

0.001254

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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.
18 mins	2025-11-05 13:45:05.768Z	239.732° WSW	2025-11-05 13:49:05.768Z	168.489° S	31.609°	2025-11-05 14:03:05.768Z	113.904° SE
76 mins	2025-11-05 18:20:05.768Z	243.244° WSW	2025-11-05 18:35:05.768Z	200.187° SSW	24.673°	2025-11-05 19:36:05.768Z	160.895° S

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: 20 hours ago

TLE from 20 hours ago

TLE epoch observation values (Epoch: 2025-11-04T11:21:26.817Z)

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: 20 hours ago