28368 - DEMETER

DEMETER (Detection of ElectroMagnetic Emissions Transmitted from Earthquake Regions) is a French minisatellite (125 kg) that will monitor the electromagnetic activity in the ionosphere during and after earthquakes. It was launched by a Dnieper booster at 07:45 UT on 2004 June 29. It carries probes for electric fields (0-3 MHz) and magnetic fields (10 Hz-18 kHz), a plasma analyzer, a Langmuir probe, and a particle detector. The initial orbital parameters were period 99 min, apogee 722 km, perigee 697 km, and inclination 98.3 deg.

Facts in Brief

Launch Date: 2004-06-29
Launch Vehicle: Dnepr
Launch Site: Tyuratam (Baikonur Cosmodrome), Kazakhstan
Mass: 130.0 kg