Matt, here's the dark data from today. "cooltest3_dark" are the first 64, and then "cooltest4_dark" are the additional 32 taken after. I'm still looking for the chip size.

Time (UT) Image Pressure
 15.48 10 590 --cooltest3_dark
 16.04 16 120
 16.49 36 89.1
 17.16 47 86.0
 17.46 60 82.1

 17.55 01 79.2 --cooltest4_dark
 18.24 12 71.9
 18.38 18 70.2
 18.48 22 58.5
 19.03 30 55.5