Showing default

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). Payload-class satellites include a variety of spacecraft 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.

Loading next visibility...
Identifier
635, 1963-030B
Orbit
LEO
Country
Flag of USUS
Related business
Manufacturer
TRW
Mission
Defense Technology
Bus & Motor
TRS, Unknown motor
Mass
1 kg wet, 1 kg dry
Launch date (UTC)
1963-07-19 (62 years ago)
Launch vehicle
ATLAS AGENA B
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Trap Box, 0.1 m
Radar Cross Section
0.032 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago
0 ERS 9
1 00635U 63030B   25257.87238224  .00000023  00000-0  10454-1 0  9993
2 00635  88.4157 230.2170 0045219 307.4134  52.2606  8.57948281946830
Epoch: 2025-09-14T20:56Z
TLE epoch observation values (Epoch: 2025-09-14T20:56:13.825Z)
Latitude
0.00005°
Longitude
-77.92576°
Altitude
3,675.513 km
Speed
6.306 km/s
True Right ascension
15h 20m 52s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
N/A
Visualization observer readout
Local Sidereal Time
23:04:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
3,744.497 km
Perigee altitude
3,653.362 km
Semi-major axis
10,077.066 km
Eccentricity
0.00452
Inclination
88.4157°
RAAN
230.217°
Arg. of periapsis
307.4134°
True anomaly
52.67179°
Mean anomaly
52.2606°
Eccentric anomaly
52.46605°
Mean motion
2.14557 °/min
Orbital period
167.79 mins
BSTAR
0.010454
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...

Documentation

Showing up to 5 results
|