Contents

Astronomy Reports

Vol. 64, No. 9, 2020

Motion of a Pair of Gravitating Bodies in Dark Energy Presence: Small Deviations from Keplerian Motion

A. I. Neishtadt and G. S. Bisnovatyi-Kogan p. 731  abstract

Parameter Comparison of Several Types of Pulsars

I. F. Malov and H. P. Marozava p. 738  abstract

Binary Star Population with Common Proper Motion in Gaia DR2

S. A. Sapozhnikov, D. A. Kovaleva, O. Yu. Malkov, and A. Yu. Sytov p. 756  abstract

Suggestion for Search of Malononitrile (CH2(CN)2) in a Cosmic Object: Potential Spectral Lines

M. K. Sharma, M. Sharma, and S. Chandra p. 769  abstract

Central Field Motion with Perturbing Acceleration Varying According to the Inverse Square Law in the Reference Frame Associated with the Radius Vector

T. N. Sannikova and K. V. Kholshevnikov p. 778  abstract

Deflecting an Asteroid with a Low-Thrust Tangential Engine to the Orbit

K. V. Kholshevnikov, D. V. Milanov, K. I. Os’kina, and V. B. Titov p. 785  abstract

Development of Methods for Navigational Referencing of Circumlunar Spacecrafts to the Selenocentric Dynamic Coordinate System

A. O. Andreev, Yu. A. Nefedyev, N. Yu. Demina, L. A. Nefediev, N. K. Petrova, and A. A. Zagidullin p. 795  abstract