Astrid (satellite)

Astrid-1 and Astrid-2 were two microsatellites designed and developed by Swedish Space Corporation on behalf of the Swedish National Space Board. They were piggyback launched on a Cosmos-3M launch vehicle from Plesetsk, Russia. Astrid 1 on January 24, 1995, and Astrid 2 on December 10, 1998.

Astrid 1 and Astrid 2
OperatorSwedish National Space Board
COSPAR IDAstrid 1: 1995-002B
Astrid 2: 1998-072B
SATCAT no.Astrid 1: 23464
Astrid 2: 25568
WebsiteAstrid-1 at SSC Astrid-2 at SSC
Mission durationAstrid 1: 246 days
Astrid 2: 226 days
Spacecraft properties
ManufacturerSwedish Space Corporation
Launch massAstrid 1: 27 kg (60 lb)
Astrid 2: <30 kg (66 lb)
PowerAstrid 1: 11.88 W (payload), 38.5 W (nominal)
Astrid 2: 16 W (payload), 90 W (nominal)
Start of mission
Launch dateAstrid 1: 03:54:22, January 24, 1995 (UTC) (1995-01-24T03:54:22Z)
Astrid 2: 11:57:07, December 10, 1998 (UTC) (1998-12-10T11:57:07Z)
RocketCosmos-3M
End of mission
DisposalDecommissioned
DeactivatedAstrid 1: September 27, 1995 (1995-09-27) (however, on March 1 the scientific instruments became inoperable)
Astrid 2: July 24, 1999 (1999-07-24)
Orbital parameters
Reference systemGeocentric
Perigee altitudeAstrid 1: 968 km (601 mi)
Astrid 2: 968 km (601 mi)
Apogee altitudeAstrid 1: 1,026 km (638 mi)
Astrid 2: 1,014 km (630 mi)
InclinationAstrid 1: 82.9°
Astrid 2: 82.9°
PeriodAstrid 1: 105 min
Astrid 2: 105 min