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Table 1 Example MiXO telescopes

From: Miniature lightweight X-ray optics (MiXO) for surface elemental composition mapping of asteroids and comets

Parameters

MiXO-70B

MiXO-70W

Focal length (f)

70 cm

70 cm

No. of shells

50

\(25\times 7\)

Size (diameter)

4–14 cm

2–5.6 cm

  

17 cm overall

Mass (g)

920

\(210\times 7\)

Detector (cm\({}^{2}\))

\(1.5\times 1.5\)

\(5\times 5\)

FoV (deg\({}^{2}\))

1

7

Ang. resolution

30″

30″

Effective area

65 cm\({}^{2}\) @ 1 keV

6.4 cm\({}^{2}\) @ 1 keV

 

15 cm\({}^{2}\) @ 4 keV

4.6 cm\({}^{2}\) @ 4 keV

Grazing angle (°)

0.41–1.43

0.20–0.51

  1. Assume 10 % reduction for alignment fixture