Table 1. CHIPS Instrument Performance Parameters
Sub-Assembly Dimension
Entrance Slits 0.027 × 6 cm
Grating Graze Angle 14°
Groove Density 1625-1900 mm-1 (central value: 1800 mm-1)
Grating Curvature 148 cm
Grating Dimensions 8 × 6 × 1.2 cm
Optical Coatings Rhodium
Detector Area 5.0 × 6.0 cm
Photocathode NaBr
EUV Filters 720 Å Polyimide / 500 Å Boron,
1000 Å Al / 300 Å C
No. of spectral channels 9
Field of View 5° × 26.7°
Bandpass 90 - 260 Å
Spectral Resolution 45 - 155 (/)
Aeff × (1.3-8.8) × 10-4 str
3 Min. Det. Line Flux 2.2 - 15 LU in 100,000 sec
Payload Mass < 25 kg (spectrograph), 10 kg (electronics box)
Payload Power < 21.2 W (average), 30 W (peak)
Attitude Control ± 2°
Data Rate > 16 Mbytes/24 hours

Page last updated: November 1, 1999

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University of California, Space Sciences Laboratory
Grizzly Peak @ Centennial Drive, Berkeley, CA 94720-7450, USA
phone: 510-643-2098, fax: 510-643-9729
chips@ssl.berkeley.edu