Deep-field AnaCal computes shear responses from deep-field images rather than adding noise to wide-field images, meeting LSST bias requirements while raising effective galaxy density from 17 to 30 arcmin^-2.
The Rubin Observatory Survey Cadence Optimization Committee
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Deep-Field Analytical Calibration
Deep-field AnaCal computes shear responses from deep-field images rather than adding noise to wide-field images, meeting LSST bias requirements while raising effective galaxy density from 17 to 30 arcmin^-2.