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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 (3 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: 1 week ago

TLE from 1 week ago

0 KOYOH
1 58464U 23185C   26155.31090130  .00006696  00000-0  33201-3 0  9991
2 58464  97.5315 227.6000 0006647   4.8447 355.2850 15.18048746138178

Epoch: 2026-06-04T07:27Z

TLE epoch observation values (Epoch: 2026-06-04T07:27:41.872Z)

Latitude

0°

Longitude

-137.08146°

Altitude

510.257 km

Speed

7.611 km/s

True Right ascension

15h 10m 23s

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

07:24:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

513.29 km

Perigee altitude

504.134 km

Semi-major axis

6,886.849 km

Eccentricity

0.00066

Inclination

97.5315°

RAAN

227.6°

Arg. of periapsis

4.8447°

True anomaly

355.27873°

Mean anomaly

355.285°

Eccentric anomaly

355.28187°

Mean motion

3.79763 °/min

Orbital period

94.8 mins

BSTAR

0.00033201

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

ALISIO-1, 58562

UNICORN-2L, 58727

BANE, 58465

ENSO, 58470 (Decayed)

OBJECT K, 58471 (Decayed)

NANOFF B, 58755

KORSAT 7, 58463

OBJECT L, 58472 (Decayed)

UNICORN-2M, 58726 (Decayed)

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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.
5 mins	2026-06-11 04:08:02.701Z	114.802° SE	2026-06-11 04:10:02.701Z	73.734° E	21.869°	2026-06-11 04:13:02.701Z	17.168° NNE
5 mins	2026-06-11 17:13:02.701Z	40.705° NE	2026-06-11 17:15:02.701Z	87.218° E	29.498°	2026-06-11 17:18:02.701Z	159.646° S

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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: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-06-04T07:27:41.872Z)

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: 1 week ago