KI V2 Frequently Asked Questions
The following is our working list of frequently
asked questions about KI K-K V2 observing.
- Operating wavelengths: K (2.2 um) and H (1.6 um)
- Spectral dispersion: 8 pixels across K & H
- Nominal Fringe spacing for 85 m K-K baseline:
- Sky coverage:
- Delay Range:
- instantaneous (fast delay lines): +/- 16.5 m
- gross/static (long delay lines): +/- 100m
- Zenith Range:
- 55 deg from zenith (Naysmith platforms come into play 55 deg zenith)
- 3 deg around zenith excluded
- Observing overheads: Nominal fringe integration timing: ~10 min
- Maximum Field: 50 mas (set by fiber/diffraction limited spot of Kecks)
- K-K Baseline K-band u-v Coverage (as a function of declination):
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