RELAY 1 (A-15)

503
Spacetrack Directory Number
1962-12-13
Orbit launches
4814.86 km
Average height
21471.18 km/h
Average velocity


Satellite information RELAY 1 (A-15) - A-15

Spacetrack Directory Name RELAY 1 (A-15)
Alternative name A-15
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Orbit launches 1962-12-13 (63 years ago)
Days in orbit 23283
Country/organisation of origin USA (US)
Starting point AFETR (Kennedy Space Center/Cape Canaveral, USA)
Type Satellite
Perigee 1319 km
Apogee 7439 km
Orbit slope (inclination) 47.52°
Laps per day 8
Height RELAY 1 (A-15) 4814.86 km

Additional information RELAY 1 (A-15)

RELAY 1 (A-15), 503 is a payload satellite owned by GSFC (US) that was launched on Thu, 13 Dec 1962 UTC via a THOR DELTA B 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.

satellite RELAY 1 (A-15) Date of exalting 13.12.1962y. Average height of ISS RELAY 1 (A-15) hundred 4814.86 km. Average velocity RELAY 1 (A-15) is 21471.18 km/h. Inclination RELAY 1 (A-15) satellite 47.53°.

TLE



Average orbit height RELAY 1 (A-15)

Average velocity RELAY 1 (A-15)

Average inclination RELAY 1 (A-15)

Mean right ascension of the ascending node (RAAN) RELAY 1 (A-15)

Mean argument of perigee RELAY 1 (A-15)

Mean semi-major axis of the orbit RELAY 1 (A-15)

Mean orbital eccentricity RELAY 1 (A-15)

Update time: 2026-09-11 19:30:04
Average height of ISS RELAY 1 (A-15) is: 4814.86km
Average velocity RELAY 1 (A-15) is: 21471.18km/h
Average orbit height RELAY 1 (A-15) is: 47.53°
RELAY 1 (A-15) a new group of Starlink satellites has been launched 1962-12-13
RELAY 1 (A-15) is from 23283 days Days in orbit.