HORYU 2, 38340
Orbit data source: Space-Track
HORYU 2, 38340 is a payload satellite owned by Kyutech (JP) in SSO that was launched on Thu, 17 May 2012 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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38340 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
Kyutech
Mission
Non-operational Amateur Technology
Bus & Motor
HORYU, Unknown motor
Mass
7 kg wet, 7 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.135 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 HORYU 2
1 38340U 12025D 25297.87782952 .00006517 00000-0 70111-3 0 9993
2 38340 98.1929 56.9848 0007862 226.1791 133.8775 14.88838782713685Epoch: 2025-10-24T21:04Z
TLE epoch observation values (Epoch: 2025-10-24T21:04:04.470Z)
Latitude
-0.00008°
Longitude
67.44977°
Altitude
608.394 km
Speed
7.553 km/s
True Right ascension
03h 47m 56s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
03:27:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
604.09 km
Perigee altitude
593.12 km
Semi-major axis
6,976.742 km
Eccentricity
0.00079
Inclination
98.1929°
RAAN
56.9848°
Arg. of periapsis
226.1791°
True anomaly
133.9424°
Mean anomaly
133.8775°
Eccentric anomaly
133.90995°
Mean motion
3.72447 °/min
Orbital period
96.66 mins
BSTAR
0.00070111
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Other satellites on launch #25 in the year 2012 (2012-05-17 UTC)
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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.HORYU 2 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-25 08:28:43.498Z | 190.323° SSW | 2025-10-25 08:31:43.498Z | 243.715° WSW | 34.613° | 2025-10-25 08:35:43.498Z | 331.86° NNW |
| 5 mins | 2025-10-25 20:14:43.498Z | 52.325° ENE | 2025-10-25 20:16:43.498Z | 91.801° ESE | 24.038° | 2025-10-25 20:19:43.498Z | 148.024° SSE |
| 5 mins | 2025-10-25 21:50:43.498Z | 327.392° NNW | 2025-10-25 21:52:43.498Z | 286.449° WNW | 22.217° | 2025-10-25 21:55:43.498Z | 239.082° WSW |
| 4 mins | 2025-10-26 07:06:43.498Z | 94.234° ESE | 2025-10-26 07:07:43.498Z | 76.5° E | 18.661° | 2025-10-26 07:10:43.498Z | 25.641° NE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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