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Rotation Curve of the Milky Way from Classical Cepheids

  • Authors: Przemek Mróz, Andrzej Udalski, Dorota M. Skowron, Jan Skowron, Igor Soszyński, Paweł Pietrukowicz, Michał K. Szymański, Radosław Poleski, Szymon Kozłowski, and Krzysztof Ulaczyk

2019 The Astrophysical Journal Letters 870 L10.

  • Provider: AAS Journals

Caption: Figure 3.

Peculiar (noncircular) motions of Cepheids, after subtracting the model of Galactic rotation (model 2, linear rotation curve). Us is the velocity component toward the Galactic center, Vs—along the Galactic rotation, and Ws toward the North Galactic pole.

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