Contents

Astronomy Letters

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Vol. 46, No. 8, 2020

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Active Galactic Nuclei among Polar-Ring Galaxies

D. V. Smirnov, V. P. Reshetnikov p. 501  abstract

Using Spherical Harmonics in the Galactocentric Coordinate System to Study the Kinematics of Globular Star Clusters

A. S. Tsvetkov, F. A. Amosov p. 509  abstract

Production of Heavy Elements during the Explosion of a Low-Mass Neutron Star in a Close Binary

I. V. Panov, A. V. Yudin p. 518  abstract

High-Resolution Optical Spectroscopy of the Post-AGB Supergiant V340 Ser (${\mathbf{=}}$IRAS 17279$\mathbf{-}$1119)

V. G. Klochkova, V. E. Panchuk, N. S. Tavolzhanskaya, M. V. Yushkin p. 528  abstract

Non-LTE Effects in Rubidium Lines in Cool Stars

S. A. Korotin p. 541  abstract

Evolutionary Status and Fundamental Parameters of the Cepheid V1033 Cyg

Yu. A. Fadeyev p. 550  abstract

The First Orbits of Six Wide Double Stars in the Solar Neighborhood Based on Gaia DR2 Observations

O. V. Kiyaeva, L. G. Romanenko p. 555  abstract

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