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Refining Chandra/ACIS Subpixel Event Repositioning Using a Backside Illuminated CCD Model
Jingqiang Li, Joel H. Kastner, Gregory Y. Prigozhin +1
Subpixel event repositioning (SER) techniques have been demonstrated to significantly improve the already unprecedented spatial resolution of Chandra X-ray imaging with the Advance…
Sacrificial charge and the spectral resolution performance of the Chandra Advanced CCD Imaging Spectrometer
Catherine E. Grant, Gregory Y. Prigozhin, Beverly LaMarr +1
Soon after launch, the Advanced CCD Imaging Spectrometer (ACIS), one of the focal plane instruments on the Chandra X-ray Observatory, suffered radiation damage from exposure to sof…
GRB010921: Localization and Observations by the HETE Satellite
G. Ricker, K. Hurley, D. Lamb +36
On September 21 at 18950.56 SOD (05:15:50.56) UT the FREGATE gamma-ray instrument on the High Energy Transient Explorer (HETE) detected a bright gamma-ray burst (GRB). The burst wa…