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OPS 1920, 2481

Orbit data source: Space-Track

OPS 1920, 2481 is a payload satellite owned by USAF SSD (US) that was launched on Wed, 05 Oct 1966 UTC via an ATLAS SLV-3 AGENA D launch vehicle from the Air Force Western Test Range (AFWTR). 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 1920 details
Identifier
2481, 1966-089A
Orbit
Active
Last TLE update18 hours ago
Origin
Flag of USUSAF SSD (US)
ManufacturerLMSC
MissionDefense Early Warn
Bus & MotorMIDAS, Unknown motor
Mass~2,000 kg wet, ~1,000 kg dry
Launch date (UTC)
1966-10-05 (58 years ago)
Launch vehicle
ATLAS SLV-3 AGENA D
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBRCone + Cyl + 2 Pan, 3 m
Radar Cross Section4.418 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 18 hours ago
0 OPS 1920
1 02481U 66089A   24311.91971178  .00000003  00000-0  74498-3 0  9996
2 02481  89.8175  34.9965 0032936 186.7000 173.3414  8.59253802822227
Epoch: 2024-11-06T22:04Z
Definitive object data (Epoch: 2024-11-06T22:04:23.097Z)
Latitude-0.00003°
Longitude17.29044°
Altitude3,726.021 km
Speed6.271 km/s
True Right ascension02h 19m 59s
True Declination0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude26.88299°
Longitude-162.80652°
Altitude3,665.705 km
Speed6.311 km/s
Apparent Right ascension16h 13m 31s
Apparent Declination4° 43' 33"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time12:10:32
Azimuth106° ESE
Elevation25.24°
Doppler factor1
Orbital elements
Apogee altitude3,721.866 km
Perigee altitude3,655.554 km
Semi-major axis10,066.847 km
Eccentricity0.0032936
Inclination89.8175°
RAAN34.9965°
Arg. of periapsis186.7°
True anomaly173.38498°
Mean anomaly173.3414°
Eccentric anomaly173.36321°
Mean motion2.14883 °/min
BSTAR0.00074498
Orbital period167.53 mins
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Other satellites on launch #89 in the year 1966 (1966-10-05 UTC)

OPS 1920 Visibility forecast

Observer location: undefined°, undefined

Span
Click to sort rows by Start time (UTC) header in descending order
Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
8 mins2024-11-07 16:01:37.541Z106.116° ESE2024-11-07 16:01:37.541Z106.116° ESE23.052°2024-11-07 16:09:37.541Z130.065° SE
35 mins2024-11-07 18:25:37.541Z358.425° N2024-11-07 18:42:37.541Z284.248° WNW43.709°2024-11-07 19:00:37.541Z200.01° SSW
18 mins2024-11-07 21:15:37.541Z340.192° N2024-11-07 21:24:37.541Z308.956° NW16.67°2024-11-07 21:33:37.541Z278.229° WNW
10 mins2024-11-08 02:23:37.541Z57.95° ENE2024-11-08 02:28:37.541Z41.313° NE12.267°2024-11-08 02:33:37.541Z24.866° NE
34 mins2024-11-08 04:51:37.541Z147.157° SSE2024-11-08 05:07:37.541Z79.701° E40.741°2024-11-08 05:25:37.541Z3.324° NNE
33 mins2024-11-08 07:39:37.541Z218.351° SW2024-11-08 07:55:37.541Z283.967° WNW33.627°2024-11-08 08:12:37.541Z350.78° N
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