Vol. 75, No. 1, 2020

Astrophysical Bulletin

Ha Images of Ultra-Flat Edge-On Spiral Galaxies

S. S. Kaisin, I. D. Karachentsev, H. Hernandez-Toledo, L. Gutierrez and V. E. Karachentseva p. 1 abstract

Internal Kinematics of the Seyfert Galaxy Mkn938

V. L. Afanasiev, A. V. Moiseev and A. A. Smirnova p. 12 abstract

Inconsistency of Chemical Properties of Stellar Populations in the Thick Disk Subsystem of our Galaxy

V. A. Marsakov, V. V. Koval’ and M. L. Gozha p. 21 abstract

Small Bodies of the Solar System Active at Large Heliocentric Distances: Studies with the 6-Meter Telescope of Sao Ras

A. V. Ivanova p. 31 abstract

Effective Gyroresonance Layers in the Transition Region of the Active Region of the Solar Atmosphere. Magnetic Fields and Heights

L. V. Yasnov, V. M. Bogod and A G. Stupishin p. 50 abstract

Photosensor Device Based on a 16-Electrode Position-Sensitive Detector with High Temporal Resolution

V. L. Plokhotnichenko, G. M. Beskin, S. V. Karpov, A. V. Solin, A. A. Solin, A. S. Terekhov, S. N. Kosolobov, G. E. Scheibler, V. G. de Bur, S. V. Moiseev, V. V. Pavlova and S. S. Moiseev p. 59 abstract

IPv6 for the Evolution of the Network of the Special Astrophysical Observatory of the Russian Academy of Sciences

V. N. Chernenkov p. 69 abstract

Contents

Astrophysical Bulletin