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TEIKYOSAT-4 (OORURI), 49396

Orbit data source: Space-Track

TEIKYOSAT-4 (OORURI), 49396 is a payload satellite owned by Teikyo (JP) in SSO that was launched on Tue, 09 Nov 2021 UTC via an EPSILON launch vehicle from the Kagoshima Space Center University Of Tokyo (KSCUT). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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<iframe src="https://www.satcat.com/sats-embedded/49396?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/49396?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

49396, 2021-102B

Orbit

SSO

Country

JP / JPN

Related business

Teikyo University (JP)

Manufacturer

Teikyo

Mission

Operational Amateur Technology

Bus & Motor

TEIKYOSAT, Unknown motor

Mass

52 kg wet, 52 kg dry

Launch date (UTC)

2021-11-09 (4 years ago)

Launch vehicle

EPSILON

Launch site

Kagoshima Space Center University Of Tokyo (KSCUT)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.3 m

Radar Cross Section

0.454 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 TEIKYOSAT-4 (OORURI)
1 49396U 21102B   26095.06401827  .00002476  00000-0  15918-3 0  9993
2 49396  97.3747 127.3760 0012149 176.7358 183.3953 15.09248638241690

Epoch: 2026-04-05T01:32Z

TLE epoch observation values (Epoch: 2026-04-05T01:32:11.178Z)

Latitude

-0.00001°

Longitude

-89.04538°

Altitude

549.961 km

Speed

7.582 km/s

True Right ascension

08h 29m 30s

True Declination

0° 00' 00"

Sunlit

Object was in partial 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

19:17:53

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

543.873 km

Perigee altitude

527.074 km

Semi-major axis

6,913.61 km

Eccentricity

0.00121

Inclination

97.3747°

RAAN

127.376°

Arg. of periapsis

176.7358°

True anomaly

183.38707°

Mean anomaly

183.3953°

Eccentric anomaly

183.39118°

Mean motion

3.7756 °/min

Orbital period

95.35 mins

BSTAR

0.00015918

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Other satellites on launch #102 in the year 2021 (2021-11-09 UTC)

EPSILON R/B, 49405 (Decayed)

DRUMS TARGET-2, 58954 (Decayed)

DRUMS TARGET-1, 55685 (Decayed)

ASTERISC, 49395 (Decayed)

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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TEIKYOSAT-4 (OORURI) 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.
6 mins	2026-04-05 14:49:55.586Z	17.863° NNE	2026-04-05 14:52:55.586Z	80.592° E	43.11°	2026-04-05 14:55:55.586Z	183.595° SSW
4 mins	2026-04-06 01:33:55.586Z	112.103° ESE	2026-04-06 01:35:55.586Z	56.347° ENE	26.727°	2026-04-06 01:37:55.586Z	17.262° NNE

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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 TEIKYOSAT-4 (OORURI), 49396 on other resources

View TEIKYOSAT-4 (OORURI), 49396 on NASA - NSSDCA Website

View TEIKYOSAT-4 (OORURI), 49396 on Heavens-Above

View TEIKYOSAT-4 (OORURI), 49396 on Keep Track

View TEIKYOSAT-4 (OORURI), 49396 on Celestrak

View TEIKYOSAT-4 (OORURI), 49396 on Gunter's Space Page

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

TEIKYOSAT-4 (OORURI), 49396

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-04-05T01:32:11.178Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #102 in the year 2021 (2021-11-09 UTC)

TEIKYOSAT-4 (OORURI) Visibility forecast

Co-orbital & Co-planar RSOs

Check out TEIKYOSAT-4 (OORURI), 49396 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago