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I present a model-independent spherically symmetric density estimator to beused in the cross-correlation of imaging catalogs with objects of knownredshift. The estimator is a simple modification of the usual projected densityestimator, with weightings that produce a spherical aperture rather than acylindrical one.Comment: 10 pages, LaTeX, 1 figure. Submitted to ApJ

Deprojecting Densities from Angular Cross‐Correlations