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physical object > artifact > device > instrument > artificial satellite > military spacecraft > Vela satellite |
Vela satellite | ||||
subject | fact |
Vela satellite | has altitude 120000 km | |
has definition A sequence of satellites launched to monitor possible violations of the nuclear test ban treaties. The system consists of four satellites in a circular orbit around the Earth with a radius of 120000 km. The Vela satellites have detected cosmic gamma-ray bursts (q.v.). | ||
is a kind of military spacecraft | ||
artificial satellite | has attitude control | |
has ground communication station | ||
can have orbit decay date | ||
has launch vehicle | ||
has launch location | ||
has launch date | ||
instrument | has operator | |
satellite | orbits a more massive physical object | |
has approximately elliptical orbit | ||
has orbital period | ||
has orbital inclination | ||
physical object | has location or center of gravity | |
has angular momentum | ||
has mass | ||
has velocity | ||
has momentum | ||
has temperature | ||
has volume | ||
has extent | ||
has material | ||
artifact | has creator | |
has creation date | ||
has purpose | ||
has owner |
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