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Instrument delivered on budget and 3 months ahead of schedule.
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50 nights allocated on the WHT since first light on 16 May 2002.
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2% technical downtime, mainly due to hardware faults.
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Nearly all performance goals met, including throughput (50%),
image quality (seeing limited at 0.6"), flexure (10 microns),
timing accuracy (50 µs) and detector-limited data throughput.
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Frame rates achieved on sky range from 0.05 Hz
- 360 Hz on targets ranging in brightness from 8 - 25 magnitude.
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On-line signal-to-noise and frame rate calculators available at
http://www.shef.ac.uk/physics/people/vdhillon/ultracam |
