WFC3 Data Handbook V. 4.0

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Chapter 5:
WFC3-UVIS Sources of Error

5.1 Gain and Read Noise

5.1.1 Gain

5.1.2 Read Noise

5.2 Bias Subtraction

5.2.1 Bias Calibration Issues

5.2.2 Bias Correction for WFC3 Subarrays

5.3 Dark Current, Hot Pixels, and Cosmic Rays

5.3.1 Dark Current

5.3.2 Hot Pixels

5.4 Flat Fields

5.4.1 Ground Flats

5.4.2 On-orbit Corrections

5.4.3 Pipeline Flats

5.5 Image Anomalies

5.5.1 Ghosts

5.5.2 Stray Light

5.5.3 Cross Talk

5.6 Generic Detector and Camera Properties

5.6.1 Full Well Depth

5.6.2 Linearity at Low to Moderate Intensity

5.6.3 Linearity Beyond Saturation

5.6.4 Shutter Stability

5.6.5 Fringing

5.7 References