CHUBUSAT 3, 41339
Orbit data source: Space-Track
CHUBUSAT 3, 41339 is a Japanese payload satellite in LEO that was launched on Wed, 17 Feb 2016 UTC via an H-IIA 202 launch vehicle from the Tanegashima Space Center (TNSTA). 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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41339 intel report (Beta)
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CHUBUSAT 3 radio frequencies
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Edit Public Description
Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
NAG/MHIME
Mission
Non-operational Amateur Imaging
Bus & Motor
Unknown
Mass
52 kg wet, 52 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.3 m
Radar Cross Section
0.480 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 CHUBUSAT 3
1 41339U 16012C 25259.23313963 .00005220 00000-0 26629-3 0 9990
2 41339 31.0065 318.0655 0010256 161.4979 198.6035 15.15095092526569Epoch: 2025-09-16T05:35Z
TLE epoch observation values (Epoch: 2025-09-16T05:35:43.264Z)
Latitude
0.00001°
Longitude
-121.29114°
Altitude
525.901 km
Speed
7.599 km/s
True Right ascension
21h 12m 15s
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
08:24:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
531.618 km
Perigee altitude
517.459 km
Semi-major axis
6,902.676 km
Eccentricity
0.00103
Inclination
31.0065°
RAAN
318.0655°
Arg. of periapsis
161.4979°
True anomaly
198.56605°
Mean anomaly
198.6035°
Eccentric anomaly
198.58477°
Mean motion
3.78457 °/min
Orbital period
95.12 mins
BSTAR
0.00026629
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Other satellites on launch #12 in the year 2016 (2016-02-17 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.CHUBUSAT 3 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 | 2025-09-17 08:46:24.486Z | 210.859° SW | 2025-09-17 08:48:24.486Z | 177.078° S | 18.273° | 2025-09-17 08:51:24.486Z | 126.062° SE |
| 4 mins | 2025-09-17 10:27:24.486Z | 212.813° SW | 2025-09-17 10:28:24.486Z | 192.58° SSW | 19.935° | 2025-09-17 10:31:24.486Z | 138.207° 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 ascending 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 ascending order |
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