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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65941 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
Kyutech
Mission
Operational spacecraft
Bus & Motor
CUBESAT 2U, Unknown motor
Mass
1.8 kg wet, 1.8 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 14.5 m
Radar Cross Section
RCS unknown
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 YOTSUBA-KULOVER
1 65941U 98067XN 25339.91729736 .00078420 00000-0 10119-2 0 9996
2 65941 51.6277 174.2380 0002020 187.9006 172.1955 15.58286182 8795Epoch: 2025-12-05T22:00Z
TLE epoch observation values (Epoch: 2025-12-05T22:00:54.491Z)
Latitude
-0.00003°
Longitude
129.05842°
Altitude
394.715 km
Speed
7.674 km/s
True Right ascension
11h 36m 57s
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
04:05:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
394.496 km
Perigee altitude
391.761 km
Semi-major axis
6,771.266 km
Eccentricity
0.0002
Inclination
51.6277°
RAAN
174.238°
Arg. of periapsis
187.9006°
True anomaly
172.19864°
Mean anomaly
172.1955°
Eccentric anomaly
172.19707°
Mean motion
3.89528 °/min
Orbital period
92.42 mins
BSTAR
0.0010119
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Other satellites on launch #67 in the year 1998 (1998-11-20 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.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 | 2025-12-07 15:46:45.856Z | 240.531° WSW | 2025-12-07 15:48:45.856Z | 22.569° NE | 42.121° | 2025-12-07 15:50:45.856Z | 48.682° ENE |
| 4 mins | 2025-12-07 22:14:45.856Z | 292.051° WNW | 2025-12-07 22:15:45.856Z | 244.883° WSW | 42.155° | 2025-12-07 22:18:45.856Z | 137.621° SSE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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