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DOY 175 | 2024-06-23T18:20:39Z
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EXPLORER 16, 506

Orbit data source: Space-Track

EXPLORER 16, 506 is a payload satellite owned by NASA LaRC (US) in LEO that was launched on Sun, 16 Dec 1962 UTC via a Scout X-3 launch vehicle from the Wallops Island (WLPIS). 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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EXPLORER 16 details
NORAD ID506
COSPAR ID
1962-070A
Orbit
LEO
Last TLE update1 day ago
Origin
Flag of USNASA LaRC (US)
ManufacturerNASA LaRC
BusS-55
MotorUnknown
Mass100 kg wet, 76 kg dry
Launch date (UTC)
1962-12-16 (62 years ago)
Launch vehicle
Scout X-3
Launch site
Wallops Island (WLPIS)
Object type
Payload
Rocket body
Debris
Radar Cross Section0.65 m², Medium (>0.1 m² and < 1m²)
Predictive object data (real-time)
Latitude-46.32147°
Longitude-29.43482°
Altitude1,028.587 km
Speed7.303 km/s
Apparent Right ascension14h 03m 10s
Apparent Declination-55° 39' 12"
Sunlit
Object is in daylight
Predictive observer data (real-time)
Local Sidereal Time05:29:49
Azimuth132.723° SE
Elevation-52.958°
Doppler factor1
Orbital elements
Apogee1,148.119 km
Perigee741.713 km
Semi-major axis7,323.053 km
Eccentricity0.0277484
Inclination52.0025°
RAAN291.4572°
Arg. of periapsis132.3593°
True anomaly227.73257°
Mean anomaly230.1188°
Mean motion3.46342 °/min
BSTAR0.0001507
Period103.94 mins
Definitive object data (Epoch: 2024-06-22T18:40:47.19Z)
Latitude0.00002°
Longitude99.82381°
Altitude1,078.743 km
Speed7.247 km/s
True Right ascension19h 25m 49s
True Declination0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
TLE from 1 day ago
0 EXPLORER 16
1 00506U 62070A   24174.77832397  .00000085  00000-0  15070-3 0  9999
2 00506  52.0025 291.4572 0277484 132.3593 230.1188 13.85484341108323
Epoch: 2024-06-22T18:40Z
No data available
Other satellites on launch #70 in the year 1962 (1962-12-16 UTC)

EXPLORER 16 Visibility forecast

Observer location: 39.9160978°, -105.1181434, 0m alt.

EXPLORER 16 is not visible in the next 10 days
Span
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End time (UTC)
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