EPIC Instrument Characteristics
STICS ICS
Sensors: Electrostatic analyzer Time-of-flight x E
x time-of-flight x E
Energy Range: 10-230 keV/e (M/Q) >10 keV (Integral) Ions
30-230 keV/e (M and M/Q) >20 keV (Velocity) Ions
delta E/E = 5% >30 keV - 3MeV (M) Ions
>30 keV and >100 keV
(Integral) Electrons
Ion Species: H through Fe H through Fe
Resolution:
Mass: Resolves all major Resolves all major
ion species ion species
Charge states of major
ion species
Angular: 6 equal 26.7 degree polar 2 equal 30 degree polar sectors
sectors (+80 to -80) (+38 to +8; -8 to -38^) (Ions)
1 polar 60 degree sector
(+30 to -30^) (Electrons)
16 equal 22.5 deg. azimuthal 16 equal 22.5 deg. azimuthal
sectors sectors
Time: 3 sec^^/energy step 0.2 sec to 96 sec^^
24 sec^^/8-point sectrum (species dependent)
Geometry
Factor: 0.05 cm**2 sr less than 0.006 to 0.2 cm**2 sr (Ions)
0.1 cm**2 sr (Electrons)
EPIC S/C
Interfaces:
Mass: Total mass 20.986 kg (including shielding, excluding cables)
Power: 14.6 W electronics, less than 10 W thermal
Data Rate: 2560 bps
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^ with respect to the spin plane
^^ assumes the nominal 3 seconds/spin