E-KAGAKU-1, 65942
Orbit data source: Space-Track
E-KAGAKU-1, 65942 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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65942 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
EKAG
Mission
Operational spacecraft
Bus & Motor
CUBESAT 1U, Unknown motor
Mass
1 kg wet, 1 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
RCS unknown
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 E-KAGAKU-1
1 65942U 98067XP 25291.25913949 .00093861 00000-0 15387-2 0 9990
2 65942 51.6328 57.0568 0003534 282.9538 77.1057 15.51671646 1220Epoch: 2025-10-18T06:13Z
TLE epoch observation values (Epoch: 2025-10-18T06:13:09.651Z)
Latitude
-0.00003°
Longitude
-63.22616°
Altitude
412.052 km
Speed
7.665 km/s
True Right ascension
03h 48m 13s
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
14:30:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
414.754 km
Perigee altitude
409.955 km
Semi-major axis
6,790.492 km
Eccentricity
0.00035
Inclination
51.6328°
RAAN
57.0568°
Arg. of periapsis
282.9538°
True anomaly
77.14518°
Mean anomaly
77.1057°
Eccentric anomaly
77.12544°
Mean motion
3.87875 °/min
Orbital period
92.81 mins
BSTAR
0.0015387
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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.E-KAGAKU-1 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 | 2025-10-19 10:12:34.540Z | 168.813° S | 2025-10-19 10:14:34.540Z | 121.74° SE | 18.411° | 2025-10-19 10:16:34.540Z | 84.102° E |
| 5 mins | 2025-10-19 11:48:34.540Z | 262.868° W | 2025-10-19 11:50:34.540Z | 326.41° NNW | 34.468° | 2025-10-19 11:53:34.540Z | 40.9° NE |
| 4 mins | 2025-10-19 16:41:34.540Z | 342.506° N | 2025-10-19 16:43:34.540Z | 44.353° NE | 25.016° | 2025-10-19 16:45:34.540Z | 86.067° E |
| 4 mins | 2025-10-19 18:18:34.540Z | 266.189° W | 2025-10-19 18:19:34.540Z | 231.94° WSW | 28.937° | 2025-10-19 18:22:34.540Z | 159.216° S |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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