Summary of Array Parameters

Minimum Integration Time: 0.265 seconds

(currently must use minimum of 0.40 secs)

Gain: 15.3 electrons/ADU

Read Noise: 62 electrons (quad 1)

73 electrons (quad 2)

60 electrons (quad 3)

54 electrons (quad 4)

Signal Needed for background noise = read noise 348 ADUs (quad 2)

Maximum counts for linear operation » 20,000 ADUs for end value

"Dark" Current » 40 electrons/sec

(with coarse scale)

» 70 electrons/sec

(with fine scale)

Plate scales: 0.24 or 0.6 "/pixel at 90-inch

0.36 or 0.9 "/pixel at 61-inch