CCD Parameters

 Information about the current HET instrument detectors.  

To be filled in.

 Information about the old HET instrument CCDs.  

1. LRS (SF1)
   • CCDSIZE: 3072 X 1024
   • Gain: 1.836 e-/ADU
   • Read Noise: 5.1 e-
   • Max DN: 65535 ADU
   • Max valid DN: 63k ADU
   • Readout time (1x1): 128 s
   • Readout time (2x2): 36 s
   • Readout time (image): 7 s
   • Ambient Light
2. MRS red
   • CCDSIZE:
   • Gain:
   • Read Noise:
   • Max DN: 65535 ADU
   • Max valid DN: 63k ADU
   • Readout time: 22 s
3. MRS blue
   • CCDSIZE:
   • Gain:
   • Read Noise:
   • Max DN: 65535 ADU
   • Max valid DN: 63k ADU
   • Readout time: 22 s
4. HRS (MM1) red
   • CCDSIZE: 2048 X 4100 with 15 um pixels
   • Gain: 0.724 e-/ADU
   • Read Noise: 3.1 e-
   • Max DN: 262143 ADU
   • Max valid DN: 255k ADU
   • Readout time (2x1): 56 s
   • Readout time (2x3): 19 s
   • Readout time (2x5): 12 s
5. HRS (MM1) blue
   • CCDSIZE: 2048 X 4100 with 15 um pixels
   • Gain: 0.632 e-/ADU
   • Read Noise: 2.7 e-
   • Max DN: 262143 ADU
   • Max valid DN: 255k ADU
   • Readout time (2x1): 56 s
   • Readout time (2x3): 19 s
   • Readout time (2x5): 12 s