... active2.1
One of the original 31 imaging array pixels (pixel 3) is inoperable as of March 2004.
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... satellites2.2
Unlike ASCA, NASA DSN stations will not be used, since a 4 Mbps down-link is not possible at DSN stations.
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... rigidity3.1
Astro-E2 will be protected from solar and cosmic-ray particles by the geomagnetic field; cut-off rigidity is an indicator of the minimum momentum required for a particle to reach a specific location, given the average geomagnetic field configuration.
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... detectors6.1
Originally 31 pixels were available for imaging. During testing in March 2004, the JFET for the calibration pixel failed and the JFET from pixel 3 in the imaging array was used to replace it.
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