Deep infrared photometry of {sigma} Ori cluster
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We present a deep I, Z photometric survey covering a total area of 1.12deg^2^ of the {sigma} Orionis cluster and reaching completeness magnitudes of I=22 and Z=21.5mag. From I,...
本研究针对猎户座σ星团(Sigma Orionis cluster)实施了一套I、Z波段深场测光巡天,该巡天总覆盖面积达1.12平方度,完备星等可达I=22星等、Z=21.5mag。基于I波段……



