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KOYOH, 58464

Orbit data source: Space-Track

KOYOH, 58464 is a payload satellite owned by Kanazawa U (JP) in SSO that was launched on Fri, 01 Dec 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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https://www.satcat.com/sats-embedded/58464?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

58464, 2023-185C

Orbit

SSO

Country

JP / JPN

Related business

Kanazawa University (JP)

Manufacturer

Kanazawa U

Mission

Operational Amateur Technology

Bus & Motor

KOYOH, Unknown motor

Mass

43 kg wet, 43 kg dry

Launch date (UTC)

2023-12-01 (2 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.3 m

Radar Cross Section

0.375 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 KOYOH
1 58464U 23185C   26092.34635925  .00010363  00000-0  52240-3 0  9991
2 58464  97.5361 164.9445 0006636 197.9675 162.1325 15.17326996128626

Epoch: 2026-04-02T08:18Z

TLE epoch observation values (Epoch: 2026-04-02T08:18:45.439Z)

Latitude

0.00002°

Longitude

-150.44099°

Altitude

521.36 km

Speed

7.6 km/s

True Right ascension

10h 59m 46s

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

20:10:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

515.47 km

Perigee altitude

506.326 km

Semi-major axis

6,889.035 km

Eccentricity

0.00066

Inclination

97.5361°

RAAN

164.9445°

Arg. of periapsis

197.9675°

True anomaly

162.15581°

Mean anomaly

162.1325°

Eccentric anomaly

162.14416°

Mean motion

3.79582 °/min

Orbital period

94.84 mins

BSTAR

0.0005224

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Other satellites on launch #185 in the year 2023 (2023-12-01 UTC)

ION SCV-015, 58469

ENSO, 58470 (Decayed)

BANE, 58465

NANOFF A, 58810

UNICORN-2M, 58726 (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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KOYOH 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.
4 mins	2026-04-02 16:48:40.484Z	54.621° ENE	2026-04-02 16:50:40.484Z	91.622° ESE	18.002°	2026-04-02 16:52:40.484Z	130.692° SE
4 mins	2026-04-02 18:23:40.484Z	318.069° NNW	2026-04-02 18:24:40.484Z	292.601° NW	23.274°	2026-04-02 18:27:40.484Z	234.629° WSW
5 mins	2026-04-03 05:01:40.484Z	184.079° SSW	2026-04-03 05:03:40.484Z	248.397° W	41.503°	2026-04-03 05:06:40.484Z	338.483° N

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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 KOYOH, 58464 on other resources

View KOYOH, 58464 on NASA - NSSDCA Website

View KOYOH, 58464 on Heavens-Above

View KOYOH, 58464 on Keep Track

View KOYOH, 58464 on Celestrak

View KOYOH, 58464 on Gunter's Space Page

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

KOYOH, 58464

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-04-02T08:18:45.439Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #185 in the year 2023 (2023-12-01 UTC)

KOYOH Visibility forecast

Co-orbital & Co-planar RSOs

Check out KOYOH, 58464 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago