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OPS 9431 (DSCS 2-1), 5587

Orbit data source: Space-Track

OPS 9431 (DSCS 2-1), 5587 is an American payload satellite in GEO that was launched on Wed, 03 Nov 1971 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.

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OPS 9431 (DSCS 2-1) details

Identifier	5587, 1971-095A
Orbit	GEO
Last TLE update	10 hours ago
Origin	SAMSO/DCA (US)
Manufacturer	TRW
Mission	Non-operational Defense Communications
Bus & Motor	DSCS II, Unknown motor
Mass	526 kg wet, ~500 kg dry
Launch date (UTC)	1971-11-03 (53 years ago)
Launch vehicle	TITAN IIIC
Launch site	Air Force Eastern Test Range (AFETR)
Object type	Payload Rocket body Debris
Shape & HBR	Cyl, Unknown HBR
Radar Cross Section	10.695 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 OPS 9431 (DSCS 2-1)
1  5587U 71095A   24361.63859361 -.00000012  00000-0  00000+0 0  9997
2  5587   2.9682 268.2085 0006185 343.6683 321.9985  1.00270396116607

Epoch: 2024-12-26T15:19Z

Definitive object data (Epoch: 2024-12-26T15:19:34.487Z)

Latitude	-2.43148°
Longitude	-111.65478°
Altitude	35,766.254 km
Speed	3.076 km/s
True Right ascension	14h 15m 24s
True Declination	-2° 25' 44"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	2.93886°
Longitude	41.89424°
Altitude	35,797.334 km
Speed	3.074 km/s
Apparent Right ascension	00h 26m 13s
Apparent Declination	-2° 56' 09"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	00:55:25
Azimuth	190.651° SSW
Elevation	46.627°
Doppler factor	1

Orbital elements

Apogee altitude	35,814.13 km
Perigee altitude	35,761.971 km
Semi-major axis	42,166.188 km
Eccentricity	0.0006185
Inclination	2.9682°
RAAN	268.2085°
Arg. of periapsis	343.6683°
True anomaly	321.95484°
Mean anomaly	321.9985°
Eccentric anomaly	321.97667°
Mean motion	0.25067 °/min
BSTAR	Unknown
Orbital period	1436.17 mins