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Estimating Distances from Parallaxes. VI. A Method for Inferring Distances and Transverse Velocities from Parallaxes and Proper Motions Demonstrated on Gaia Data Release 3

  • Authors: C. A. L. Bailer-Jones

C. A. L. Bailer-Jones 2023 The Astronomical Journal 166 .

  • Provider: AAS Journals

Caption: Figure 12.

Velocity residuals—(estimated-true)—per HEALpixel for the constant number sample in the mock catalog. The top row shows the median residual (the bias); the bottom row shows the median absolute residual (the scatter). The left column is for geometric method (geometric distance times proper motion). The right column is for kinegeometric estimates. The color bars span the full common range in each of the top and bottom rows. The top row uses a bilinear color bar (separate scales for negative and positive values).

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