ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] The two DE satellites were launched into co-planar polar orbits on 3 August 1981; DEI being in a highly elliptical orbit which carried it out to a geocentric distance, r, of 4.5 Earth radii (RE), while DE2 remained at altitudes below about 1,000km. During the first 18 months of the mission, the DEI ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/316612a0
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