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OAO 1, 2142

Orbit data source: Space-Track

OAO 1, 2142 is a payload satellite owned by GSFC (US) in LEO that was launched on Fri, 08 Apr 1966 UTC via an ATLAS SLV-3 AGENA D 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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OAO 1 details
Identifier
2142, 1966-031A
Orbit
LEO
Last TLE update1 day ago
Origin
Flag of USGSFC (US)
ManufacturerGrummann
MissionCivil Astronomy
Bus & MotorOAO, Unknown motor
Mass1,769 kg wet, 1,769 kg dry
Launch date (UTC)
1966-04-08 (59 years ago)
Launch vehicle
ATLAS SLV-3 AGENA D
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBROct Cyl + 2 Pan, 6.5 m
Radar Cross Section9.480 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago
0 OAO 1
1 02142U 66031A   24355.53410960  .00000283  00000-0  10608-3 0  9993
2 02142  35.0466  61.7948 0007024 347.9084  12.1434 14.34455008 72972
Epoch: 2024-12-20T12:49Z
Definitive object data (Epoch: 2024-12-20T12:49:07.069Z)
Latitude-0.00002°
Longitude139.91707°
Altitude770.921 km
Speed7.473 km/s
True Right ascension04h 07m 10s
True Declination0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude25.52026°
Longitude176.77065°
Altitude772.923 km
Speed7.474 km/s
Apparent Right ascension04h 18m 23s
Apparent Declination-6° 38' 02"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time13:08:08
Azimuth294.977° NW
Elevation-36.03°
Doppler factor1
Orbital elements
Apogee altitude785.022 km
Perigee altitude774.966 km
Semi-major axis7,158.131 km
Eccentricity0.0007024
Inclination35.0466°
RAAN61.7948°
Arg. of periapsis347.9084°
True anomaly12.16035°
Mean anomaly12.1434°
Eccentric anomaly12.15187°
Mean motion3.5838 °/min
BSTAR0.00010608
Orbital period100.45 mins
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Other satellites on launch #31 in the year 1966 (1966-04-08 UTC)

OAO 1 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.
4 mins2024-12-21 14:27:04.040Z236.263° WSW2024-12-21 14:29:04.040Z213.92° SW13.017°2024-12-21 14:31:04.040Z190.986° SSW
4 mins2024-12-22 06:47:04.040Z173.229° S2024-12-22 06:49:04.040Z148.897° SSE14.793°2024-12-22 06:51:04.040Z124.822° SE
8 mins2024-12-22 08:31:04.040Z221.469° SW2024-12-22 08:34:04.040Z176.31° S30.634°2024-12-22 08:39:04.040Z100.138° ESE
8 mins2024-12-22 10:17:04.040Z247.298° WSW2024-12-22 10:20:04.040Z196.018° SSW37.524°2024-12-22 10:25:04.040Z107.378° ESE
8 mins2024-12-22 12:03:04.040Z252.302° W2024-12-22 12:06:04.040Z204.439° SW30.912°2024-12-22 12:11:04.040Z131.551° SE
4 mins2024-12-22 13:50:04.040Z233.195° WSW2024-12-22 13:52:04.040Z208.835° SW14.879°2024-12-22 13:54:04.040Z184.964° SSW
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