Technical Information About HUT

The following items will link you to Technical Information about the instrument, its calibration, and the reduction of the data. This information is intended for the serious user of HUT data. For a less technical description, please see What Is HUT and What Does It Do?

Latest information: This should be your first stop for information on calibration, data processing, and/or data formats.


• Final Data Format and Reduction Paper (Dixon et al. PASP, 2013)

Older information: Some details regarding calibration, data processing, and/or data format may be out-of-date. For those, refer to the Dixon et al. reference above.


• HUT Technical Summary
• HUT Instrument Handbook (online or PDF)
• Astro-1 Science Report, Apr. 1991 by A. F. Davidsen (PDF file). Click HERE for Appendix to report.
• Astro-1 Calibration and Performance (Davidsen et al. 1992. ApJ, 392)
• Astro-2 Calibration and Performance (Kruk et al. 1995. ApJL, 454)
• Astro-2 Engineering Report (1.2 Mb PDF file)
• HUT Sequence File Descriptions, ver. 2.0 (PDF file)
•  Astro-1 As-flown JSCIPLAN (PDF file)
• Astro-1 As-flown LIMBRAM Plot (PDF file)
• Astro-2 As-flown JSCIPLAN (PDF file)
• Astro-2 As-flown LIMBRAM Plot (PDF file)
• Archival Poster for HUT (PDF file, suitable for printing at 8.5x11 inches or larger)