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Astrid 2


Designation 25568 / 98072B
Launch date 10 Dec 1998
Country of origin Sweden
Operator Swedish Space Corporation
Mission Scientific: ionosphere and magnetosphere study
Perigee/Apogee 977 / 1013 km
Inclination 82.9°
Period 105 min
Launch vehicle Cosmos C

The satellites were named after Astrid Lindgren, world-famous Swedish writer for children, the author of numerous fairy tales.

External resources


sat-index articles

Technical data


Prime contractor  
Mass at launch 27 kg
Payload mass 10 kg
Dimensions 1.10 m x 1.70 m x 0.30 m
Solar array 4 wings, silicon
Stabilization spin stabilized
DC power 90 W
Design lifetime 2 years

Scientific payload

EMMA (Electrical and Magnetic field Monitoring of the Aurora)
LINDA (Langmuir INterferometer and Density experiment for Astrid-2)
MEDUSA (Miniaturized Electrostatic DUal-tophat Spherical Analyzer)
PIA (Photometers for Imaging the Aurora)

S-band (2208.1629 MHz)

Main transponders
Backup transponders  
Coverage omnidirectional
EIRP max  
Data flow 128 kbps

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