Basic Information About the Temporary Replacement CCD for the Kuiper
Telescope (ccd21)
- Device: NSF llick3 L4-W7-(1,0)
- Device Size: 2048 x 2048 pixels (15 micron pixels)
- Image Scale: 0.15 arcsec/pixel (6.7 pixels/arcsec)
- Field of View: 307 x 307 arcsec (5 x 5 arcmin)
- Gain: 3.4 electrons/ADU
- Dark Current: 35 electrons/pixel/hour
- Readout Noise: 8.5 electrons RMS
- Full Well: ~94,000 electrons (unbinned)
~190,000 electrons (binned 2x2)
- Quantum Efficiency: 85% at 400nm
95% at 550nm
92% at 700nm
58% at 900nm
See the Steward Observatory Facility CCDs page for more information about
ccd21.