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Satellite:
ACE
Satellite details
Acronym
ACE
Full name
Advanced Composition Explorer
Satellite Description
Single flight unit of the ACE programme.
Main missions; solar physics and Space weather.
Mass at launch
785 kg
Dry mass
596 kg
Power
443 W
Data access link
http://www.srl.caltech.edu/ACE/ASC/
Data access information
Data available from the Space Radiation Laboratory of Caltech, Pasadena, CA.
Orbit
Lagrange libration point 1
Altitude
1.5e+06 km
Space agency
NASA
Status
Operational
Details on Status (as
available)
Multiple ADC converters are failing.
Back-up to DSCOVR since 27 July 2016.
Launch
25 Aug 1997
EOL
≥2027
Last update:
2022-03-21
Associated satellite programme and related satellites
Note: red tag: no longer operational , green tag: operational ,
blue tag : future
Satellite Payload
All known Instruments flying on
ACE
Acronym
Full name
SWIMS
Solar Wind Ion Mass Spectrometer
SWICS
Solar Wind Ion Composition Spectrometer
ULEIS
Ultra-Low Energy Isotope Spectrometer
SEPICA
Solar Energetic Particle Ionic Charge Analyzer
SWEPAM
Solar Wind Electron, Proton, and Alpha Monitor
MAG
Magnetic Field Monitor
SIS
Solar Isotope Spectrometer
CRIS
Cosmic Ray Isotope Spectrometer
EPAM
Electron, Proton, and Alpha-particle Monitor
Show instrument status and calibration
Satellite payload
All known instruments flying on
ACE
* The information in this field is estimated or assumed