Volume 47, 2021, Issue 1

• Light Curves of Type Ia Supernovae
  A.V.Lyutykh, M.V.Pruzhinskaya, S.I.Blinnikov (pp.3-13; AstL: 1-11)

• Search for Magnetars in the Galaxy M31 as Periodic X-ray Sources Based on XMM-Newton Data
  M.S.Pshirkov, S.B.Popov, I.Yu.Zolotukhin (pp.14-21; AstL: 12-18)

• Color Indices of T Tauri Stars in Variable Circumstellar Extinction Models
  D.V.Dmitriev, V.P.Grinin, O.Yu.Barsunova (pp.22-30; AstL: 19-27)

• Search for Evolutionary Changes in the Periods of the Cepheids CEa Cas and CEb Cas
  L.N.Berdnikov, A.A.Belinskii, E.N.Pastukhova, M.A.Burlak, N.P.Ikonnikova, E.O.Mishin, N.I.Shatskii (pp.31-45; AstL: 28-42)

• The ''Detectability Window'' Method to Take into Account Observational Selection in the Statistics of Exoplanets Discovered through Radial Velocity Measurements
  A.E.Ivanova, O.Ya.Yakovlev, V.I.Ananyeva, I.A.Shashkova, A.V.Tavrov, J.-L.Bertaux (pp.46-52; AstL: 43-49)

• Effects of Dispersion of the Dust Velocity in the LISM on the Interstellar Dust Distribution inside the Heliosphere
  E.A.Godenko, V.V.Izmodenov (pp.53-65; AstL: 50-60)

• Subject Index to Volume 46, 2020 (pp.66-76)

Volume 47, 2021, Issue 2

• Spectroscopic Redshift Measurements for Galaxy Clusters from the Planck Survey and Observations of These Clusters in the SRG/eROSITA Survey
  I.A.Zaznobin, R.A.Burenin, I.F.Bikmaev, I.M.Khamitov, G.A.Khorunzhev, A.R.Lyapin, M.V.Eselevich, N.S.Lyskova, P.S.Medvedev, M.R.Gilfanov, R.A.Sunyaev (pp.79-88; AstL: 61-70)

• Optical Identification of Candidates for Active Galactic Nuclei Detected by the Mikhail Pavlinsky ART-XC Telescope Onboard the SRG Observatory during an All-Sky X-ray Survey
  I.A.Zaznobin, G.S.Uskov, S.Yu.Sazonov, R.A.Burenin, P.S.Medvedev, G.A.Khorunzhev, A.R.Lyapin, R.A.Krivonos, E.V.Filippova, M.R.Gilfanov, R.A.Sunyaev, M.V.Eselevich, I.F.Bikmaev, E.N.Irtuganov, E.A.Nikolaeva (pp.89-106; AstL: 71-87)

• Search for a Periodic Signal in the Emission from the Crab Nebula at High Energies
  B.A.Nizamov, M.S.Pshirkov (pp.107-113; AstL: 88-93)

• High-Energy Neutrino Follow-up at the Baikal-GVD Neutrino Telescope
  A.V.Avrorin, A.D.Avrorin, V.M.Aynutdinov, R.Bannasch, Z.Bardacova, I.A.Belolaptikov, V.B.Brudanin, N.M.Budnev, V.Ya.Dik, G.V.Domogatsky, A.A.Doroshenko, R.Dvornicky, A.N.Dyachok, Zh.-A.M.Dzhilkibaev, E.Eckerova, T.V.Elzhov, L.Fajt, S.V.Fialkovski, A.R.Gafarov, K.V.Golubkov, N.S.Gorshkov, T.I.Gress, R.A.Ivanov, M.S.Katulin, K.G.Kebkal, O.G.Kebkal, E.V.Khramov, M.M.Kolbin, K.V.Konishchev, K.A.Kopanski, A.V.Korobchenko, A.P.Koshechkin, V.A.Kozhin, M.V.Kruglov, M.K.Kryukov, V.F.Kulepov, M.V.Milenin, R.R.Mirgazov, D.V.Naumov, V.Nazari, W.Noga, D.P.Petukhov, E.N.Pliskovsky, M.I.Rozanov, V.D.Rushay, E.V.Ryabov, G.B.Safronov, B.A.Shaybonov, M.D.Shelepov, F.Simkovic, A.V.Skurikhin, A.G.Solovjev, M.N.Sorokovikov, I.Stekl, E.O.Sushenok, O.V.Suvorova, V.A.Tabolenko, B.A.Tarashchansky, Yu.V.Yablokova, S.A.Yakovlev, D.N.Zaborov (pp.114-124; AstL: 94-104)

• Changes in the Period of V420 Cen, a W Vir-Type Cepheid
  L. N. Berdnikov (pp.125-137; AstL: 105-116)

• On the Relationship between the Magnetic Field of a Low-Latitude Coronal Hole and Its Area
  Z.S.Akhtemov, Yu.T.Tsap (pp.138-144; AstL: 117-122)

• Erratum to the paper by A.G.Kuranov, K.A.Postnov, and L.R.Yungelson
  "Population Synthesis of Ultraluminous X-ray Sources with Magnetized Neutron Stars" [2020, v. 46, pp.702-720; AstL: 658-676] (pp.145-145)

• Author Index to Volume 45, 2019 (pp.146-152)

Volume 47, 2021, Issue 3

• Discovery of the Most X-ray Luminous Quasar SRGE J170245.3+130104 at Redshift z = 5.5
  G.A.Khorunzhev, A.V.Meshcheryakov, P.S.Medvedev, V.D.Borisov, R.A.Burenin, R.A.Krivonos, R.I.Uklein, E.S.Shablovinskaya, V.L.Afanasiev, S.N.Dodonov, R.A.Sunyaev, S.Yu.Sazonov, M.R.Gilfanov (pp.155-173; AstL: 123-140)

• Spectroscopic Redshift Measurements for Galaxy Clusters from the Lockman Hole Survey with the eROSITA Telescope Onboard the SRG Observatory
  I.A.Zaznobin, R.A.Burenin, A.R.Lyapin, G.A.Khorunzhev, V.L.Afanasiev, A.A.Grokhovskaya, S.N.Dodonov, M.V.Eselevich, R.I.Uklein, I.F.Bikmaev, I.M.Khamitov, M.R.Gilfanov, N.S.Lyskova, P.S.Medvedev, R.A.Sunyaev (pp.174-182; AstL: 141-149)

• Extended Emission of Cosmic Gamma-Ray Bursts Detected in the SPI-ACS/INTEGRAL Experiment
  G.Yu.Mozgunov, P.Yu.Minaev, A.S.Pozanenko (pp.183-196; AstL: 150-162)

• To the Globular Cluster Classification Problem. Calculating the Concentration of Stars for 26 Clusters
  S.N.Nuritdinov, I.U.Tatjibaev, A.S.Rastorguev (pp.197-204; AstL: 163-169)

• The Dichotomy of the Mass-radius Relation and the Number of Globular Clusters
  A.H.Abdullah, P.Kroupa (pp.205-205; AstL: 170-174)

• Activity of the Star AB Pic with an Exoplanet from the Young Tuc-Hor Association
  I.S.Savanov (pp.206-210; AstL: 175-179)

• Study of Close Stellar Encounters with the Solar System Based on Data from the Gaia EDR3 Catalogue
  V.V.Bobylev, A.T.Bajkova (pp.211-219; AstL: 180-187)

• Analysis of Optimal Flight Trajectories to the Trans-Neptunian Object (90377) Sedna
  V.A.Zubko, A.A.Sukhanov, K.S.Fedyaev, V.V.Koryanov, A.A.Belyaev (pp.220-228; AstL: 188-195)

Volume 47, 2021, Issue 4

• Annihilation of ²²Na Positrons in Novae
  N.N.Chugai, A.D.Kudryashov (pp.231-238; AstL: 197-203)

• Opacity of Ejecta in Calculations of Supernova Light Curves
  M.Sh.Potashov, S.I.Blinnikov, E.I.Sorokina (pp.239-249; AstL: 204-213)

• Phase-Resolved Spectroscopy of the Magnetar SGR J1745-2900 Based on Data from the NuSTAR Observatory
  E.A.Kuznetsova, A.A.Lutovinov, A.N.Semena (pp.250-259; AstL: 214-223)

• Analysis of Selected Runaway Stars in the Orion Nebula Based on Data from the Gaia EDR3 Catalogue
  V.V.Bobylev, A.T.Bajkova (pp.260-271; AstL: 224-234)

• Spectrophotometric Monitoring of the Activity of the Symbiotic Star CH Cyg from 2008 to 2018
  T.N.Tarasova, A.Skopal (pp.272-289; AstL: 235-251)

• Changes in the Period of SU Sct, a Population II Cepheid
  L.N.Berdnikov, E.N.Pastukhova (pp.290-299; AstL: 252-261)

• Three-Dimensional Version of Hill's Problem with Variable Mass
  Ferdous Bouaziz-Kellil (pp.300-300; AstL: 262-276)

Volume 47, 2021, Issue 5

• Spectroscopic Redshift Determination for a Sample of Distant Quasars Detected by the SRG Observatory Based on RTT-150 Observations. II
  I.F.Bikmaev, E.N.Irtuganov, E.A.Nikolaeva, N.A.Sakhibullin, R.I.Gumerov, A.S.Sklyanov, M.V.Glushkov, I.M.Khamitov, V.D.Borisov, R.A.Burenin, I.A.Zaznobin, R.A.Krivonos, A.R.Lyapin, P.S.Medvedev, A.V.Meshcheryakov, S.Yu.Sazonov, R.A.Sunyaev, G.A.Khorunzhev, M.R. Gilfanov (pp.311-324; AstL: 277-290)

• Type II-P Supernova SN 2018aoq in NGC 4151: Light Curves, Models, and Distance
  D.Yu.Tsvetkov, N.N.Pavlyuk, O.V.Vozyakova, N.I.Shatsky, A.M.Tatarnikov, A.A.Nikiforova, P.V.Baklanov, S.I.Blinnikov, M.G.Ushakova, E.G.Larionova, G.A.Borman (pp.325-341; AstL: 291-306)

• Determining the Characteristics of Lan 30 from Optical Observations
  N.R.Deminova, V.V.Shimanskii, N.V.Borisov, M.M.Gabdeev (pp.342-351; AstL: 307-315)

• Resonant Orbits in the Problem of Expanding the Reachable Landing Areas on the Surface of Venus
  N.A.Eismont, R.R.Nazirov, K.S.Fedyaev, V.A.Zubko, A.A.Belyaev, L.V.Zasova, D.A.Gorinov, A.V.Simonov (pp.352-367; AstL: 316-330)

• Dynamical Substitutes and Energy Surfaces in the Bicircular Sun-Earth-Moon System
  A.K.Pal, E.I.Abouelmagd (pp.368-368; AstL: 331-344)

• On the Evolution of Orbits in a Photo-Gravitational Circular Three-Body Problem: The Inner Problem
  A.V.Dobroslavskiy, P.S.Krasilnikov (pp.369-380; AstL: 345-356)

Volume 47, 2021, Issue 6

• Constructing a Staeckel Model of the Galaxy: Solving the Problem of Whether the Vertical Density Distribution Is Realistic
  A.O.Gromov, I.I.Nikiforov (pp.383-402; AstL: 357-376)

• Change in the Orbital Period of a Binary System Due to an Outburst in a Windy Accretion Disk
  A.L.Avakyan, G.V.Lipunova, K.L.Malanchev, N.I.Shakura (pp.403-415; AstL: 377-389)

• Study of the X-ray Pulsar XTE J1946+274 with NuSTAR
  A.S.Gorban, S.V.Molkov, S.S.Tsygankov, A.A.Lutovinov (pp.416-427; AstL: 390-401)

• The First Light Curve Solutions and Period Study of BQ Ari
  A.Poro, F.Davoudi, F.Alicavus, S.Khakpash, E.M.Esmer, O.Basturk, E.Lashgari, J.Rahimi, Y.Aladag, N.Aksaker, A.Boudesh, M.Ghanbarzadehchaleshtori, A.Akyuz, S.Modarres, A.Sojoudizadeh, M.Tekes, A.Solmaz (pp.428-428; AstL: 402-410)

• Effects of Metallicity on Mode Switching in Cepheids
  Yu.A.Fadeyev (pp.429-437; AstL: 411-419)

• Search for Evolutionary Changes in the Period of the Classical Cepheid CE Pup
  L.N.Berdnikov (pp.438-447; AstL: 420-429)

• Search for Evolutionary Changes in the Periods of the Double-Mode Cepheid AS Cas
  L.N.Berdnikov, A.A.Belinskii, E.N.Pastukhova, M.A.Burlak, N.P.Ikonnikova, E.O.Mishin, N.I.Shatskii (pp.448-458; AstL: 430-441)

Volume 47, 2021, Issue 7

• Observation of a Very Massive Galaxy Cluster at z = 0.76 in the SRG/eROSITA All-Sky Survey
  R.A.Burenin, I.F.Bikmaev, M.R.Gilfanov, A.A.Grokhovskaya, S.N.Dodonov, M.V.Eselevich, I.A.Zaznobin, E.N.Irtuganov, N.S.Lyskova, P.S.Medvedev, A.V.Meshcheryakov, A.V.Moiseev, S.Yu.Sazonov, A.A.Starobinsky, R.A.Sunyaev, R.I.Uklein, I.I.Khabibullin, I.M.Khamitov, E.M.Churazov (pp.461-471; AstL: 443-453)

• Study of the Influence of an Evolving Galactic Potential on the Orbital Properties of 152 Globular Clusters with Data from the Gaia EDR3 Catalogue
  A.T.Bajkova, A.A.Smirnov, V.V.Bobylev (pp.472-492; AstL: 454-473)

• MLS120126:042313+212951 - A New Eclipsing Cataclysmic Variable in the Period Gap
  A.I.Kolbin, N.V.Borisov, A.S.Moskvitin, V.N.Aitov, S.S.Kotov (pp.493-504; AstL: 474-484)

• Multicolor Photometry and Peculiarities of the Spectrum for the post-AGB Candidate AU Vulpeculae (IRAS 20160+2734)
  N.P.Ikonnikova, V.I.Shenavrin, G.V.Komissarova, M.A.Burlak, I.A.Shaposhnikov, A.A.Belinskii, V.F.Esipov, A.M.Tatarnikov, A.V.Dodin, S.G.Zheltoukhov (pp.505-524; AstL: 485-504)

• Parametric Thermal Model for the Evolution of the Earth
  M.Yu.Reshetnyak (pp.525-534; AstL: 505-514)

Volume 47, 2021, Issue 8

• The Growth Rate of Supermassive Black Holes and Its Dependence on the Stellar Mass of Galaxies at the Present Epoch
  S.A.Prokhorenko, S.Yu.Sazonov (pp.537-556; AstL: 515-533)

• Estimation of the Radial Scale Length and Vertical Scale Height of the Galactic Thin Disk from Cepheids
  V.V.Bobylev, A.T.Bajkova (pp.557-567; AstL: 534-543)

• Search for Evolutionary Changes in the Periods of the Double-Mode Cepheid TU Cas
  L.N.Berdnikov, E.N.Pastukhova (pp.568-583; AstL: 544-559)

• Spectroscopic Variability of the Compact Planetary Nebula Hb 12
  N.P.Ikonnikova, I.A.Shaposhnikov, V.F.Esipov⁺, M.A.Burlak, V.P.Arkhipova, A.V.Dodin, S.A.Potanin, N.I.Shatsky (pp.584-605; AstL: 560-580)

• On the Hall Instability in Protostellar Disks
  V.Yu.Zakharov, T.G.Chernova (pp.606-610; AstL: 581-585)

Volume 47, 2021, Issue 9

• X-ray Observations of Historical Classical Nova Counterparts with eROSITA Telescope Onboard the SRG Orbital Observatory during the All-Sky Survey
  I.I.Galiullin, M.R.Gilfanov (pp.613-633; AstL: 587-606)

• Three-Dimensional Kinematics of Classical Cepheids
  V.V.Bobylev, A.T.Bajkova (pp.634-645; AstL: 607-617)

• Structure of Relativistic Stars Composed of Incompressible Matter in the Absence of Strict Electroneutrality
  N.I.Kramarev, A.V.Yudin (pp.646-656; AstL: 618-627)

• On the Scattering of Giant Pulses from the Crab Pulsar
  A.A.Ershov (pp.657-666; AstL: 628-637)

• Refined Ephemeris for Four Hot Jupiters Using Ground-Based and TESS Observations
  F.Davoudi, P.Mirshafie Khozani, E.Paki, M.Roshana, F.Hasheminasab, A.Mazidabadi Farahani, F.Ahangarani Farahani, T.Farjadnia, F.Nasrollahzadeh, S.Rezvanpanah, S.M.Mousavi, R.Foroughi, A.Poro, A.Ghalee (pp.667-669; AstL: 638-650)

• Host Stars of Planets on the Hertzsprung-Russell Diagram
  A.A.Arsentieva, I.I.Shevchenko (pp.670-680; AstL: 651-660)

Volume 47, 2021, Issue 10

• Optical Spectroscopy of Quasars Discovered by SRG/eROSITA with a 2.5-m Telescope at the Caucasus Mountain Observatory of SAI MSU
  A.V.Dodin, N.I.Shatsky, A.A.Belinski, K.E.Atapin, M.A.Burlak, S.G.Zheltoukhov, A.M.Tatarnikov, K.A.Postnov, A.M.Cherepashchuk, M.I.Belvedersky, V.D.Borisov, R.A.Burenin, M.R.Gilfanov, R.A.Krivonos, P.S.Medvedev, A.V.Meshcheryakov, S.Yu.Sazonov, R.A.Sunyaev, G.A.Khorunzhev (pp.683-696; AstL: 661-673)

• Determination of HII Region Metallicity in the Context of Estimating the Primordial Helium Abundance
  O.A.Kurichin, P.A.Kislitsyn, A.V.Ivanchik (pp.697-708; AstL: 674-685)

• Magnetic Fields of Neutron Stars
  V.S.Beskin, D.S.Zagorulia, A.Yu.Istomin (pp.709-717; AstL: 686-694)

• Observations of Candidates for Eclipsing Cataclysmic Variables with the RTT-150 Telescope
  M.M.Gabdeev, I.F.Bikmaev, V.V.Shimansky, R.Ya.Zhuchkov, E.N.Irtuganov (pp.718-727; AstL: 695-704)

• On a Possible Spicule Formation Mechanism in Quiet Regions of the Sun
  O.V.Dunin-Barkovskaya, B.V.Somov (pp.728-732; AstL: 705-709)

• Orbital Maneuvering in the Vicinity of Collinear Libration Points Using Light Pressure Forces
  D.V.Shymanchuk, A.S.Shmyrov, V.A.Shmyrov (pp.733-742; AstL: 710-719)

Volume 47, 2021, Issue 11

• TRGB Distances to Galaxies Based on Hubble Space Telescope (HST) Images in One F814W Filter
  N.A.Tikhonov (pp.747-764; AstL: 721-737)

• Transient AT2018cow: A Scenario with an Equatorial Disk
  E.M.Urvachev, S.I.Blinnikov, K.Nomoto (pp.765-772; AstL: 738-745)

• Study of the Influence of the Background Neutral Component on the Dynamics of the Envelope in Supernova Remnants
  Yu.S.Sharova, S.I.Glazyrin, V.A.Gasilov (pp.773-781; AstL: 746-753)

• Orbits of Visual Double Stars from P. Couteau's Catalogue Determined with Gaia DR2 and Gaia EDR3 Data
  A.E.Kisser, V.G.Krechet (pp.782-792; AstL: 754-764)

• Hydrodynamic Model of Decaying Radial Oscillations in RU Cam
  Yu.A.Fadeyev (pp.793-799; AstL: 765-770)

• Evolution of Planetary Chaotic Zones in Planetesimal Disks
  T.V.Demidova, I.I.Shevchenko (pp.800-811; AstL: 771-781)

• On the Definition of the Astrocentric Coordinates in the Planetary Problem
  D.V.Mikryukov (pp.812-820; AstL: 782-789)

Volume 47, 2021, Issue 12

• Gamma-Ray Bursts: Multiwavelength Investigations and Models
  A.S.Pozanenko, M.V.Barkov, A.A.Volnova (pp.823-865; AstL: 791-830)

• Populations of Ultraluminous X-ray Sources in Galaxies: Origin and Evolution
  A.G.Kuranov, K.A.Postnov, L.R.Yungelson (pp.866-891; AstL: 831-855)

• GX339-4: Is the Hot-Flow Precession Model Consistent with the Infrared Variability in Low-Mass X-ray Binaries?
  A.N.Semena, I.A.Mereminskiy, A.A.Lutovinov (pp.892-899; AstL: 856-862)

• Kinematic Properties of the Gaia EDR3 Catalogue
  A.S.Tsvetkov (pp.900-908; AstL: 863-871)