HEOS 2, an ESRO Highly Eccentric Orbit Satellite studying the high-latitude magnetosphere, solar wind, and cosmic rays. Delta L from Vandenberg SLC-2E delivered the ~108 kg craft into a deep polar elliptical orbit; final Delta L flight.
- Outcome
- Success
- Orbit
- Elliptical
- Elliptical orbit
- Payload to orbit
- 117 kg
- Flight
- 2nd
- of 2 Thor Delta L flights
- Date and time
- 31 January 1972, 17:20 UTC
- Rocket
- Thor Delta L
- Builder
- McDonnell Douglas
- Launch site
- Space Launch Complex 2E, Vandenberg SFB, CA, USA
- Payload
- Astrophysics
- International designator
- 1972-005
- Launches in 1972
- 5th of 113
See it in orbit
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