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





Last updated: Thu, 08 Jun 2017 11:13:25 -0500 shetrone



Phase I

Phase I Information for New Users

Phase I Basics

Calibrations

Spectrophotometric Standard Stars

Radial Velocity Standard Stars

Telluric Standard Stars

Overscan Region

Ambient Light

CCD Parameters

Project Feasibility

Data Acquisition HETiosyncrasies