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HMU-SAT2, 67688

Orbit data source: Space-Track

HMU-SAT2, 67688 is a payload satellite owned by Kyutech (JP) in LEO that was delivered to the ISS. 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/67688?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

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https://www.satcat.com/sats-embedded/67688?theme=dark&initialShowStats=false

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Identifier

67688, 1998-067YE

Orbit

LEO

Country

JP / JPN

Related business

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

Manufacturer

Kyutech

Mission

Operational spacecraft

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

3 kg wet, 3 kg dry

Launch date (UTC)

1998-11-20 (28 years ago)

Launch vehicle

H3-24W

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 18 hours ago

TLE from 18 hours ago

0 HMU-SAT2
1 67688U 98067YE  26165.66873790  .00062747  00000-0  67767-3 0  9993
2 67688  51.6296 305.7514 0006259 190.5533 169.5331 15.63005499 19829

Epoch: 2026-06-14T16:02Z

TLE epoch observation values (Epoch: 2026-06-14T16:02:58.954Z)

Latitude

-0.00002°

Longitude

162.03958°

Altitude

383.884 km

Speed

7.679 km/s

True Right ascension

20h 23m 00s

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

20:34:25

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

383.723 km

Perigee altitude

375.264 km

Semi-major axis

6,757.63 km

Eccentricity

0.00063

Inclination

51.6296°

RAAN

305.7514°

Arg. of periapsis

190.5533°

True anomaly

169.54612°

Mean anomaly

169.5331°

Eccentric anomaly

169.53961°

Mean motion

3.90707 °/min

Orbital period

92.14 mins

BSTAR

0.00067767

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Other satellites on launch #67 in the year 1998 (1998-11-20 UTC)

ISS DEB, 34607 (Decayed)

FLOCK 1-7, 39520 (Decayed)

ISS DEB, 28386 (Decayed)

ISS DEB, 58229 (Decayed)

YUZGU 11, 53322 (Decayed)

KNACKSAT-2, 67683

LEOPARD, 67687

FLOCK 1E 8, 40727 (Decayed)

OBJECT XJ, 65730 (Decayed)

UNITE, 44031 (Decayed)

ISS DEB, 52432 (Decayed)

ISS DEB, 26943 (Decayed)

BIRD BB, 42823 (Decayed)

OBJECT PC, 43554 (Decayed)

FLOCK 1-1, 39513 (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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HMU-SAT2 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	2026-06-15 12:11:05.298Z	229.361° WSW	2026-06-15 12:14:05.298Z	66.176° ENE	42.621°	2026-06-15 12:16:05.298Z	54.298° ENE
5 mins	2026-06-15 18:38:05.298Z	306.95° NW	2026-06-15 18:40:05.298Z	257.802° W	44.984°	2026-06-15 18:43:05.298Z	128.787° SE

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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 HMU-SAT2, 67688 on other resources

View HMU-SAT2, 67688 on NASA - NSSDCA Website

View HMU-SAT2, 67688 on Heavens-Above

View HMU-SAT2, 67688 on Keep Track

View HMU-SAT2, 67688 on Celestrak

View HMU-SAT2, 67688 on Gunter's Space Page

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

HMU-SAT2, 67688

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 18 hours ago

TLE from 18 hours ago

TLE epoch observation values (Epoch: 2026-06-14T16:02:58.954Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #67 in the year 1998 (1998-11-20 UTC)

HMU-SAT2 Visibility forecast

Co-orbital & Co-planar RSOs

Check out HMU-SAT2, 67688 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 18 hours ago