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NILESAT, 25311

Orbit data source: Space-Track

NILESAT, 25311 is a payload satellite owned by Nilesat (EG) in GEO that was launched on Tue, 28 Apr 1998 UTC via an ARIANE 44P 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.

Not visible in the next 10 days
Identifier
25311, 1998-024A
Orbit
GEO
Last TLE update
10 hours ago
Origin
Manufacturer
MMS/Toulouse
Mission
Non-operational Commercial Communications
Bus & Motor
EUROSTAR 2000, R-4D-11-300
Mass
1,840 kg wet, 795 kg dry
Launch date (UTC)
1998-04-28 (27 years ago)
Launch vehicle
ARIANE 44P
Launch site
French Guiana (FRGUI)
Object type
Payload
Rocket body
Debris
Shape & HBR
Hex Poly + 2 Pan, 21.48 m
Radar Cross Section
16.845 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago
0 NILESAT
1 25311U 98024A   25196.90428582 -.00000093  00000-0  00000-0 0  9999
2 25311   9.9290  54.3773 0021462 289.4581  27.7554  0.97393923 47066
Epoch: 2025-07-15T21:42Z
TLE epoch observation values (Epoch: 2025-07-15T21:42:10.294Z)
Latitude
-6.73414°
Longitude
112.60141°
Altitude
36,532.474 km
Speed
3.051 km/s
True Right ascension
00h 48m 32s
True Declination
-6° 43' 39"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
9.33389°
Longitude
-94.59566°
Altitude
36,704.314 km
Speed
3.039 km/s
Apparent Right ascension
10h 46m 40s
Apparent Declination
3° 33' 55"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:48:02
Azimuth
320.735° NNW
Elevation
-38.704°
Doppler factor
1
Orbital elements
Apogee altitude
36,706.441 km
Perigee altitude
36,521.9 km
Semi-major axis
42,992.307 km
Eccentricity
0.00215
Inclination
9.929°
RAAN
54.3773°
Arg. of periapsis
289.4581°
True anomaly
Unknown
Mean anomaly
27.7554°
Eccentric anomaly
Unknown
Mean motion
0.24348 °/min
Orbital period
1,478.58 mins
BSTAR
0
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Other satellites on launch #24 in the year 1998 (1998-04-28 UTC)
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