Equator S

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General

Designation	25068 / 97075B
Launch date	2 Dec 1997
Country of origin	Germany
Mission	Observation of magnetosphere
Perigee/Apogee	500 / 63700 km
Inclination	4°
Period
Launch vehicle	Ariane V103

The satellite is a small version (therefore Equator S) of an equatorial spacecraft originally planned by NASA for the International Solar-Terrestrial Physics program, but later abandonned.

Will be measuring the effects of the solar winds on our planet's magnetic and electrical fields.
Satellite cost: $12 million

NASA & ESA contribution

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External resources

http://www.go-ariane.com/main/feat/feat_18.html

http://www-istp.gsfc.nasa.gov/
sat-index articles

Technical data

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Specifications

Prime contractor	Max Plank Institute (Germany)
Platform
Mass at launch	230 kg
Mass in orbit
Dimension
Solar array
Stabilization	spin-stabilized (60 rpm)
DC power
Design lifetime

Carries 8 experiments. Has a GPS receiver. On-board data storage: 192 Mo

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