EXPLORER 27

1328
Spacetrack Directory Number
1965-04-29
Orbit launches
1118.92 km
Average height
26263.5 km/h
Average velocity


Satellite information EXPLORER 27

Spacetrack Directory Name EXPLORER 27
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Orbit launches 1965-04-29 (61 years ago)
Days in orbit 22424
Country/organisation of origin USA (US)
Starting point WLPIS (Wallops Island)
Perigee 920 km
Apogee 1309 km
Orbit slope (inclination) 41.18°
Laps per day 13
Height EXPLORER 27 1118.92 km

Additional information EXPLORER 27

EXPLORER 27, 1328 is a payload satellite owned by GSFC (US) in LEO that was launched on Thu, 29 Apr 1965 UTC via an SCOUT X-4 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.

satellite EXPLORER 27 Date of exalting 29.04.1965y. Average height of ISS EXPLORER 27 hundred 1118.92 km. Average velocity EXPLORER 27 is 26263.5 km/h. Inclination EXPLORER 27 satellite 41.18°.

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Average orbit height EXPLORER 27

Average velocity EXPLORER 27

Average inclination EXPLORER 27

Mean right ascension of the ascending node (RAAN) EXPLORER 27

Mean argument of perigee EXPLORER 27

Mean semi-major axis of the orbit EXPLORER 27

Mean orbital eccentricity EXPLORER 27

Update time: 2026-09-19 19:30:06
Average height of ISS EXPLORER 27 is: 1118.92km
Average velocity EXPLORER 27 is: 26263.5km/h
Average orbit height EXPLORER 27 is: 41.18°
EXPLORER 27 a new group of Starlink satellites has been launched 1965-04-29
EXPLORER 27 is from 22424 days Days in orbit.