ALPHASAT (I-4A F4), 39215
Orbit data source: Space-Track
ALPHASAT (I-4A F4), 39215 is a UK payload satellite in GEO that was launched on Thu, 25 Jul 2013 UTC via an ARIANE 5ECA launch vehicle from the French Guiana (FRGUI). 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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39215 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
IMRelated business
Manufacturer
Astrium/Toulouse
Mission
Operational Commercial Communications
Bus & Motor
ALPHABUS, S400
Mass
6,650 kg wet, ~3,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan + 1 Dish, 20.0 m
Radar Cross Section
46.013 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 ALPHASAT (I-4A F4)
1 39215U 13038A 25243.31631752 .00000139 00000-0 00000-0 0 9992
2 39215 2.9501 3.7518 0003597 176.6877 298.0550 1.00273003 41111Epoch: 2025-08-31T07:35Z
TLE epoch observation values (Epoch: 2025-08-31T07:35:29.833Z)
Latitude
2.67881°
Longitude
24.86755°
Altitude
35,778.257 km
Speed
3.075 km/s
True Right ascension
07h 53m 55s
True Declination
2° 40' 34"
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
13:08:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,802.487 km
Perigee altitude
35,772.153 km
Semi-major axis
42,165.457 km
Eccentricity
0.00036
Inclination
2.9501°
RAAN
3.7518°
Arg. of periapsis
176.6877°
True anomaly
298.01862°
Mean anomaly
298.055°
Eccentric anomaly
298.03681°
Mean motion
0.25067 °/min
Orbital period
1,436.13 mins
BSTAR
0
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Other satellites on launch #38 in the year 2013 (2013-07-25 UTC)
ALPHASAT (I-4A F4) Visibility
Observer location: undefined°, undefined°
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39215 neighbors
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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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