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OPS 2112, 8916

Orbit data source: Space-Track

OPS 2112, 8916 is a payload satellite owned by SAMSO (US) in GEO that was launched on Sat, 26 Jun 1976 UTC via a TITAN IIIC launch vehicle from the Air Force Eastern Test Range (AFETR). 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.

Not visible in the next 10 days

OPS 2112 details

Identifier	8916, 1976-059A
Orbit	GEO
Last TLE update	10 hours ago
Origin	SAMSO (US)
Manufacturer	TRW
Mission	Defense Early Warn
Bus & Motor	DSP P2, MRE-4
Mass	1,040 kg wet, ~980 kg dry
Launch date (UTC)	1976-06-26 (49 years ago)
Launch vehicle	TITAN IIIC
Launch site	Air Force Eastern Test Range (AFETR)
Object type	Payload Rocket body Debris
Shape & HBR	Cyl + 4 Pan, Unknown HBR
Radar Cross Section	27.525 m²

Expand to show TLE details & history

TLE from 10 hours ago

0 OPS 2112
1 08916U 76059A   25004.86924352  .00000125  00000-0  00000-0 0  9999
2 08916   4.7274 276.8980 0003476 251.8057 310.2321  0.99468598 20246

Epoch: 2025-01-04T20:51Z

Definitive object data (Epoch: 2025-01-04T20:51:42.64Z)

Latitude	-1.75115°
Longitude	61.20123°
Altitude	36,003.491 km
Speed	3.067 km/s
True Right ascension	07h 55m 22s
True Declination	-1° 44' 58"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	-0.44637°
Longitude	-145.9189°
Altitude	36,016.147 km
Speed	3.066 km/s
Apparent Right ascension	18h 12m 57s
Apparent Declination	-5° 19' 58"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	07:05:56
Azimuth	22.505° NE
Elevation	-53.416°
Doppler factor	1

Orbital elements

Apogee altitude	36,029.061 km
Perigee altitude	35,999.59 km
Semi-major axis	42,392.463 km
Eccentricity	0.0003476
Inclination	4.7274°
RAAN	276.898°
Arg. of periapsis	251.8057°
True anomaly	310.20168°
Mean anomaly	310.2321°
Eccentric anomaly	310.21689°
Mean motion	0.24866 °/min
BSTAR	Unknown
Orbital period	1447.75 mins