Euclid on Sky
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Table A.2

Euclid parameters for σ Orionis benchmark objects. FWHM values are given in pixels.

Parameter Object

S Ori 28 S Ori 52 S Ori 60 S Ori 62 S Ori 054017 S Ori 054000 S Ori 054037
SPREAD_MODEL_I 1.20×10−3 −7.20×10−4 3.14×10−4 −7.06×10−4 2.94×10−3 1.82×10−3 1.40×10−3

SPREAD_MODEL_Y 1.24×10−2 6.25×10−3 6.96×10−6 6.61×10−3 7.24×10−3 1.48×10−4 −2.75×10−4

SPREAD_MODEL_J 9.24×10−3 3.37×10−4 −1.59×10−3 −2.14×10−3 −5.83×10−3 −1.59×10−4 −3.76×10−3

SPREAD_MODEL_H 6.80×10−3 3.26×10−3 3.74×10−3 5.47×10−3 −1.23×10−3 −4.61×10−3 1.10×10−2

CLASS_STAR_I 0.98 1 0.81 0.86 0.68 0.76 0.75

CLASS_STAR_Y 0.99 1 1 0.92 0.98 0.98 1

CLASS_STAR_J 1 1 1 0.98 0.98 0.98 0.98

CLASS_STAR_H 1 1 1 0.94 0.98 0.98 0.97

FWHM_IMAGE_I 1.69 2.46 2.39 1.51 1.73 1.69 1.65

FWHM_IMAGE_Y 1.44 1.52 0.78 1.78 1.61 1.59 1.42

FWHM_IMAGE_J 1.83 1.54 0.8 1.46 1.29 1.66 1.37

FWHM_IMAGE_H 1.79 1.56 1.69 1.89 1.64 1.4 1.56

MAG_AUTO_I 18.4631 21.9735 23.7263 23.8577 24.9944 24.2328 24.3397

MAGERR_AUTO_I 0.0005 0.0048 0.023 0.0206 0.0537 0.0268 0.0305

MAG_AUTO_Y 16.3237 18.8565 20.597 20.5435 21.5509 20.8739 21.0935

MAGERR_AUTO_Y 0.001 0.0035 0.012 0.0118 0.0305 0.0215 0.0193

MAG_AUTO_J 16.3058 18.5677 20.1688 20.1503 21.0523 20.4058 20.6629

MAGERR_AUTO_J 0.0008 0.0023 0.0068 0.007 0.0162 0.0119 0.0111

MAG_AUTO_H 16.3073 18.3369 19.7774 19.8562 20.5806 20.0368 20.1653

MAGERR_AUTO_H 0.0008 0.002 0.0051 0.0055 0.0121 0.0089 0.0075

ELLIPTICITY_I 0.048 0.100 0.243 0.049 0.045 0.106 0.028

ELLIPTICITY_J 0.017 0.049 0.023 0.04 0.07 0.107 0.062

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