============= Abbreviations ============= ======== =============================================================== ADC Analogue-Digital Converter CCD Charge Coupled Device (detector) CTI Charge Transfer Inefficiency (in CCD owing to radiation damage) EMA Euclid Mission Archive (or simply EA, Euclid Archive) EROS Euclid Reference Observation Sequence (lasting about 4300 s) EROS-B EROS, but with 4th grism replaced byuclid Reference Observation Sequence (lasting about 4300 s) FPA Focal Plane Array FWHM Full Width Half Maximum GSE Ground Support Equipment HST Hubble Space Telescope LED Light Emitting Diode LSB Least Significant Bit PRNU Pixel Response Non-Uniformity PSF Point Spread Function ROE Readout Electronics SGS Euclid Science Ground Segment VIS VISible Imager in Euclid ======== ===============================================================