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SIRIUS 3, 25492

Orbit data source: Space-Track

SIRIUS 3, 25492 is a payload satellite owned by NSAB (LU) in GEO that was launched on Mon, 05 Oct 1998 UTC via an ARIANE 44L launch vehicle from the French Guiana (FRGUI). Payloads include a variety of satellites, spacecraft, and rockets 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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SIRIUS 3 details

Identifier	25492, 1998-056B
Orbit	GEO
Last TLE update	1 day ago
Origin	NSAB (LU / SES)
Manufacturer	Hughes
Mission	Non-operational Commercial Communications
Bus & Motor	HS-376HP, STAR 30
Mass	1,420 kg wet, 597 kg dry
Launch date (UTC)	1998-10-05 (26 years ago)
Launch vehicle	ARIANE 44L
Launch site	French Guiana (FRGUI)
Object type	Payload Rocket body Debris
Shape & HBR	Cyl, 7.75 m
Radar Cross Section	14.980 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago

0 SIRIUS 3
1 25492U 98056B   25014.15705611  .00000048  00000-0  00000-0 0  9990
2 25492  10.8920  38.1603 0000047 187.3361 174.3923  0.99033315 95988

Epoch: 2025-01-14T03:46Z

Definitive object data (Epoch: 2025-01-14T03:46:09.647Z)

Latitude	0.3203°
Longitude	-130.53152°
Altitude	36,137.085 km
Speed	3.062 km/s
True Right ascension	02h 39m 30s
True Declination	0° 19' 12"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	9.82289°
Longitude	-16.02786°
Altitude	36,136.074 km
Speed	3.062 km/s
Apparent Right ascension	10h 02m 14s
Apparent Declination	4° 48' 18"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	12:21:06
Azimuth	230.891° WSW
Elevation	42.999°
Doppler factor	1

Orbital elements

Apogee altitude	36,138.603 km
Perigee altitude	36,138.203 km
Semi-major axis	42,516.54 km
Eccentricity	0.0000047
Inclination	10.892°
RAAN	38.1603°
Arg. of periapsis	187.3361°
True anomaly	174.39235°
Mean anomaly	174.3923°
Eccentric anomaly	174.39233°
Mean motion	0.24757 °/min
BSTAR	Unknown
Orbital period	1454.11 mins