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ERS 9, 635

Orbit data source: Space-Track

ERS 9, 635 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Fri, 19 Jul 1963 UTC via an ATLAS AGENA B 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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ERS 9 details
Identifier
635, 1963-030B
Orbit
LEO
Last TLE update3 weeks ago
Origin
Flag of USUSAF SSD (US)
ManufacturerTRW
MissionDefense Technology
Bus & MotorTRS, Unknown motor
Mass1 kg wet, 1 kg dry
Launch date (UTC)
1963-07-19 (61 years ago)
Launch vehicle
ATLAS AGENA B
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBRTrap Box, 0.2 m
Radar Cross Section0.032 m², Small (<0.1 m²)

Expand to show TLE details & history

TLE from 3 weeks ago
0 ERS 9
1   635U 63030B   24334.36670912 -.00000011  00000-0 -66926-2 0  9991
2   635  88.4028 246.3127 0048414 236.8010 122.8192  8.57944694922376
Epoch: 2024-11-29T08:48Z
Definitive object data (Epoch: 2024-11-29T08:48:03.667Z)
Latitude-0.00004°
Longitude45.56277°
Altitude3,729.928 km
Speed6.272 km/s
True Right ascension16h 25m 15s
True Declination0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude36.34492°
Longitude45.49392°
Altitude3,754.397 km
Speed6.26 km/s
Apparent Right ascension18h 46m 44s
Apparent Declination13° 36' 18"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time11:47:32
Azimuth70.123° E
Elevation-2.263°
Doppler factor1
Orbital elements
Apogee altitude3,747.745 km
Perigee altitude3,650.17 km
Semi-major axis10,077.094 km
Eccentricity0.0048414
Inclination88.4028°
RAAN246.3127°
Arg. of periapsis236.801°
True anomaly123.2839°
Mean anomaly122.8192°
Eccentric anomaly123.0517°
Mean motion2.14556 °/min
BSTAR-0.0066926
Orbital period167.79 mins
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ERS 9 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.
33 mins2024-12-21 15:20:41.308Z131.582° SE2024-12-21 15:37:41.308Z66.672° ENE33.666°2024-12-21 15:53:41.308Z8.273° NNE
36 mins2024-12-21 18:05:41.308Z199.339° SSW2024-12-21 18:23:41.308Z280.122° WNW40.936°2024-12-21 18:41:41.308Z356.264° N
8 mins2024-12-21 21:15:41.308Z303.577° NW2024-12-21 21:18:41.308Z313.294° NW10.981°2024-12-21 21:23:41.308Z329.455° NNW
33 mins2024-12-22 03:16:41.308Z8.552° NNE2024-12-22 03:32:41.308Z74.588° E35.216°2024-12-22 03:49:41.308Z145.027° SSE
34 mins2024-12-22 06:03:41.308Z353.825° N2024-12-22 06:20:41.308Z285.007° WNW39.423°2024-12-22 06:37:41.308Z213.916° SW
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