Date of launch (range):
Sept. 20, 1979 (ETR)
Launch vehicle:
Atlas-Centaur
Shape:
same as for HEAO 1
Weight (kg):
2721.55
Dimensions (m):
2.35, diameter
5.49, length
Power source:
same as for HEA0 I
Prime contractor:
TRW
Date of reentry:
Dec. 7, 1981
Responsible NASA center:
MSFC
Project manager:
F. Speer
Project scientist:
T. Parell
Objectives:
To study gamma ray emissions with
high sensitivity and resolution over the energy Range
0,06-10 MeV, measure the isotopic composition of cosmic
rays, and measure composition of cosmic rays heavier than
iron.
Experiments (responsible
institution):
.
High-spectral resolution gamma ray
spectrometer (JPL)
Isotopic composition of primary
cosmic rays (Center for Nuclear Studies, France, and Danish
Space Research Institute)
Heavy nuclei (Washington Univ.,
California Institute of Technology, and Univ. of
Minnesota)
Results:
Highly successful; returned data for
20 months.
Reference: MOR S-832-79-03, n.d.