APRIZESAT 8, 39425
Orbit data source: Space-Track
APRIZESAT 8, 39425 is a payload satellite owned by SpaceQuest (US) in SSO that was launched on Thu, 21 Nov 2013 UTC via a DNEPR launch vehicle from the Orenburg, Russia (OREN). 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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39425 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceQuest
Mission
Operational Commercial Communications
Bus & Motor
APRIZE, Unknown motor
Mass
14 kg wet, 14 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Ant, 0.1 m
Radar Cross Section
0.060 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 APRIZESAT 8
1 39425U 13066K 25300.43460998 .00002149 00000-0 24217-3 0 9997
2 39425 97.7923 246.6785 0045924 333.6982 26.1903 14.86908239645071Epoch: 2025-10-27T10:25Z
TLE epoch observation values (Epoch: 2025-10-27T10:25:50.302Z)
Latitude
0.00006°
Longitude
54.1824°
Altitude
581.872 km
Speed
7.585 km/s
True Right ascension
16h 26m 42s
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
15:39:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
636.697 km
Perigee altitude
572.562 km
Semi-major axis
6,982.766 km
Eccentricity
0.00459
Inclination
97.7923°
RAAN
246.6785°
Arg. of periapsis
333.6982°
True anomaly
26.42376°
Mean anomaly
26.1903°
Eccentric anomaly
26.30691°
Mean motion
3.71965 °/min
Orbital period
96.78 mins
BSTAR
0.00024217
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Other satellites on launch #66 in the year 2013 (2013-11-21 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.APRIZESAT 8 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-27 20:14:28.913Z | 150.044° SSE | 2025-10-27 20:18:28.913Z | 61.069° ENE | 38.727° | 2025-10-27 20:21:28.913Z | 0.354° NNE |
| 7 mins | 2025-10-28 09:36:28.913Z | 5.482° NNE | 2025-10-28 09:39:28.913Z | 326.163° NNW | 41.567° | 2025-10-28 09:43:28.913Z | 203.891° SW |
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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