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The radial and tangential velocities of these A-type stars are fitted by using a non-axisymmetric model. 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Chen, C. Wang, F. Wang, H.-F. Wang, H.-W. Zhang, Y. Huang","submitted_at":"2021-03-18T13:09:15Z","abstract_excerpt":"We estimate the solar peculiar velocities and Oort constants using a sample of 5,627 A-type stars with $d<0.6\\,\\rm kpc$ and $|z|<0.1\\,\\rm kpc$, selected from the LAMOST surveys. The radial and tangential velocities of these A-type stars are fitted by using a non-axisymmetric model. 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