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YOTSUBA-KULOVER, 65941

Orbit data source: Space-Track

YOTSUBA-KULOVER, 65941 is a Japanese payload satellite 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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https://www.satcat.com/sats-embedded/65941?theme=dark&initialShowStats=false

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Identifier

65941, 1998-067XN

Orbit

LEO

Country

JP / JPN

Related business

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

Manufacturer

Kyutech

Mission

Operational Amateur Technology

Bus & Motor

CUBESAT 2U, Unknown motor

Mass

1.8 kg wet, 1.8 kg dry

Launch date (UTC)

1998-11-20 (27 years ago)

Launch vehicle

FALCON 9

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 0.1 m

Radar Cross Section

0.028 m²

Expand to show TLE details & history
Last TLE update: 16 hours ago

TLE from 16 hours ago

0 YOTSUBA-KULOVER
1 65941U 98067XN  26039.71294740  .00117812  00000-0  91543-3 0  9994
2 65941  51.6242 206.4026 0004047 255.5086 104.5463 15.70895294 18937

Epoch: 2026-02-08T17:06Z

TLE epoch observation values (Epoch: 2026-02-08T17:06:38.655Z)

Latitude

0.00001°

Longitude

170.92337°

Altitude

357.769 km

Speed

7.695 km/s

True Right ascension

13h 45m 36s

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

11:02:44

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

359.578 km

Perigee altitude

354.126 km

Semi-major axis

6,734.989 km

Eccentricity

0.0004

Inclination

51.6242°

RAAN

206.4026°

Arg. of periapsis

255.5086°

True anomaly

104.59118°

Mean anomaly

104.5463°

Eccentric anomaly

104.56874°

Mean motion

3.92679 °/min

Orbital period

91.68 mins

BSTAR

0.00091543

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

ISS DEB, 26572 (Decayed)

OBJECT XE, 62298 (Decayed)

F-1, 38855 (Decayed)

ISS DEB (SOCKET EXT), 29681 (Decayed)

OBJECT WT, 60953 (Decayed)

BINAR-3, 60957 (Decayed)

DIWATA-1, 41463 (Decayed)

MAYA-4, 49274 (Decayed)

ISS DEB (COLKA COVER), 47513 (Decayed)

ISS DEB, 44306 (Decayed)

BINAR-2, 60956 (Decayed)

BIRD NN, 42824 (Decayed)

PETITSAT, 55130 (Decayed)

HAVELSAT, 42700 (Decayed)

HOOPOE, 42718 (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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YOTSUBA-KULOVER 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	2026-02-09 13:07:22.470Z	192.069° SSW	2026-02-09 13:09:22.470Z	147.018° SSE	23.244°	2026-02-09 13:11:22.470Z	86.59° E
4 mins	2026-02-09 19:32:22.470Z	339.382° N	2026-02-09 19:33:22.470Z	9.046° NNE	26.583°	2026-02-09 19:36:22.470Z	95.04° ESE

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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 YOTSUBA-KULOVER, 65941 on other resources

View YOTSUBA-KULOVER, 65941 on NASA - NSSDCA Website

View YOTSUBA-KULOVER, 65941 on Heavens-Above

View YOTSUBA-KULOVER, 65941 on Keep Track

View YOTSUBA-KULOVER, 65941 on Celestrak

View YOTSUBA-KULOVER, 65941 on Gunter's Space Page

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

YOTSUBA-KULOVER, 65941

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-02-08T17:06:38.655Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

YOTSUBA-KULOVER Visibility forecast

Co-orbital & Co-planar RSOs

Check out YOTSUBA-KULOVER, 65941 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 16 hours ago