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HORYU 4, 41340

Orbit data source: Space-Track

HORYU 4, 41340 is a payload satellite owned by Kyutech (JP) in LEO that was launched on Wed, 17 Feb 2016 UTC via an H-IIA 202 launch vehicle from the Tanegashima Space Center (TNSTA). 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/41340?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/41340?theme=dark&initialShowStats=false

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Identifier

41340, 2016-012D

Orbit

LEO

Last TLE update

16 hours ago

Origin

Kyushu Institute of Technology, Cent. Nanosatellite Testing, Tobata Campus (JP / JPN)

Manufacturer

Kyutech

Mission

Operational Amateur Technology

Bus & Motor

HORYU, Unknown motor

Mass

10 kg wet, 10 kg dry

Launch date (UTC)

2016-02-17 (9 years ago)

Launch vehicle

H-IIA 202

Launch site

Tanegashima Space Center (TNSTA)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.45 m

Radar Cross Section

0.290 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 HORYU 4
1 41340U 16012D   25185.53820542  .00019427  00000-0  50309-3 0  9995
2 41340  30.9979 323.9788 0006395 326.7575  33.2669 15.37781170516639

Epoch: 2025-07-04T12:55Z

TLE epoch observation values (Epoch: 2025-07-04T12:55:00.948Z)

Latitude

0.00001°

Longitude

-152.5643°

Altitude

447.512 km

Speed

7.648 km/s

True Right ascension

21h 35m 54s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

17.17362°

Longitude

-7.87652°

Altitude

454.776 km

Speed

7.641 km/s

Apparent Right ascension

06h 17m 30s

Apparent Declination

-10° 40' 40"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:00:40

Azimuth

324.505° NNW

Elevation

-56.164°

Doppler factor

Orbital elements

Apogee altitude

460.931 km

Perigee altitude

452.19 km

Semi-major axis

6,834.697 km

Eccentricity

0.00064

Inclination

30.9979°

RAAN

323.9788°

Arg. of periapsis

326.7575°

True anomaly

Unknown

Mean anomaly

33.2669°

Eccentric anomaly

Unknown

Mean motion

3.84118 °/min

Orbital period

93.72 mins

BSTAR

0.00050309

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Other satellites on launch #12 in the year 2016 (2016-02-17 UTC)

H-2A DEB, 41342 (Decayed)

ASTRO H DEB, 41438 (Decayed)

ASTRO H DEB, 41439 (Decayed)

ASTRO H DEB, 41440 (Decayed)

ASTRO H DEB, 41441 (Decayed)

ASTRO H DEB, 41442 (Decayed)

ASTRO H DEB, 41443 (Decayed)

ASTRO H DEB, 41444 (Decayed)

ASTRO H DEB, 41445 (Decayed)

ASTRO H DEB, 41446 (Decayed)

HORYU 4 Visibility forecast

Observer location: undefined°, undefined°

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.
4 mins	2025-07-05 14:08:19.834Z	212.958° SW	2025-07-05 14:10:19.834Z	178.673° S	16.19°	2025-07-05 14:12:19.834Z	139.315° SSE

Authenticating...

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Check out HORYU 4, 41340 on other resources

View HORYU 4, 41340 on NASA - NSSDCA Website

View HORYU 4, 41340 on Heavens-Above

View HORYU 4, 41340 on Keep Track

View HORYU 4, 41340 on Celestrak

View HORYU 4, 41340 on Gunter's Space Page

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