Fundamental Technologies Galileo Spacecraft Pages

Geometric Factor Calculation for the EPD LEMMS Telescope

Source: Andreas Lagg, Galileo EPD Science Team Meeting, March 1998

3. Results

Geometric factors, electrons:

			GF[E0,E1](g)[cm2 sr] · 103
Channel	Detector	E0 - E1 (keV)	g=0	g=1	g=3	g=5
E0	E	15-29	15.23	13.09	9.04	5.81
E1	E	29-42	38.61	38.42	38.01	37.60
E2	E	42-50	40.23	40.23	40.23	40.23
E3	E	55-93	37.54	37.86	38.49	39.04
F0	E	93-188	22.55	23.97	26.71	28.95
F0	F	93-188	2.81	2.39	1.63	1.05
F1	F	174-304	11.15	10.72	9.85	9.05
F2	F	304-527	15.44	15.48	15.52	15.53
F3	F	527-884	11.80	12.01	12.43	12.80
Detector A		527-884	0.10	0.08	0.06	0.04

(assuming power law distribution: I(E) µ E^-g)

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Updated 4/26/04, T. Hunt-Ward
tizby@ftecs.com