Astronomy Letters, Volume 50

Volume 50, 2024, Issue 1

Volume 50, 2024, Issue 2

  • Passage of a Gamma-Ray Burst through a Molecular Cloud: Cloud Ionization Structure
    A.V.Nesterenok (121-141; AstL: 99-119)

  • The Method of Periodic Principal Components for the Dynamic Spectrum of Radio Pulsars and Faraday Rotation of Nine Pulse Components of PSR B0329+54
    V.V.Kocharovsky, V.V.Vdovin, A.S.Gavrilov, E.R.Kocharovskaya, S.V.Logvinenko, E.M.Loskutov, V.M.Malofeev (142-162; AstL: 120-137)

  • Study of the Components of the Double Star ADS 15571 by Speckle Interferometry
    E.N.Sokov, D.L.Gorshanov, I.S.Izmailov, N.A.Shakht, I.A.Sokova, A.S.Beskakotov, V.V.Dyachenko, A.F.Maksimov, A.A.Mitrofanova, D.A.Rasstegaev (163-171; AstL: 138-147)

  • Magnetic Field Structures of the Stars HD 94660, HD 75049, and HD 154708
    Yu.V.Glagolevskij (172-179; AstL: 148-158)

Volume 50, 2024, Issue 3

  • Increase in the Brightness of the Cosmic Radio Background toward Galaxy Clusters
    S.A.Grebenev, R.A.Sunyaev (183-207; AstL: 159-185)

  • Annihilation of Positrons from AGN Jets As a Possible Source of Cosmic Gamma-Ray Background at Energies below 511 keV
    B.A.Nizamov, M.S.Pshirkov (208-215; AstL: 186-193)

  • Clumpy Accretion As a Possible Cause of Prolonged Eclipses in UX Ori Stars
    V.P.Grinin, T.V.Demidova (223-232; AstL: 194-202)

  • Observation of a Helioseismically Active Solar Flare with a Low Hard X-ray Flux up to 50 keV
    I.N.Sharykin, I.V.Zimovets, A.G.Kosovichev, I.I.Myshyakov (233-250; AstL: 203-219)

  • Erratum to the paper
    by V.V.Kocharovsky, V.V.Vdovin, A.S.Gavrilov, E.R.Kocharovskaya, S.V.Logvinenko, E.M.Loskutov, V.M.Malofeev
    The Method of Periodic Principal Components for the Dynamic Spectrum of Radio Pulsars and Faraday Rotation of Nine Pulse Components of PSR B0329+54, Astronomy Letters, 2024, v. 50, pp. 120-137 (pp.251-251; AstL: 220-220)

Volume 50, 2024, Issue 4

  • Prospects for Measuring the Post-Newtonian Parameter Using Two Satellites Equipped with Highly Stable Atomic Clocks
    D.A.Litvinov (253-260; AstL: 221-229)

  • Activity of the Seyfert Galaxy NGC 7469 in 2016-2021: Observational Data
    B.P.Artamonov, E.V.Shimanovskaya, V.V.Bruevich, O.Burkhonov, Sh.A.Egamberdiev (261-268; AstL: 230-237)

  • Estimation of the Kinematic Age of the Pictoris Moving Group from Up-to-date Data
    V.V.Bobylev, A.T.Bajkova (269-280; AstL: 238-248)

  • Spectroscopy of B and Be Stars in the Very Young Open Star Cluster IC 1805
    A.E.Tarasov (281-289; AstL: 249-257)

  • Analysis of the Parameters of Pre-Cataclysmic Binaries with sdB-subdwarfs: V1828 Aql
    N.R.Deminova, V.V.Shimansky, N.V.Borisov, M.M.Gabdeev (290-300; AstL: 258-268)

  • Optical Characteristics of a Magnetocentrifugal Disk Wind in the Visual, Ultraviolet, and X-ray Spectral Ranges
    M.A.Albrant, V.P.Grinin, T.A.Ermolaeva (301-310; AstL: 269-278)

Volume 50, 2024, Issue 5

  • New Active Galactic Nuclei Detected by the ART-XC and eROSITA Telescopes during the First Five SRG All-Sky X-ray Surveys. Part 2
    G.S.Uskov, S.Yu.Sazonov, I.A.Zaznobin, M.R.Gilfanov, R.A.Burenin, E.V.Filippova, P.S.Medvedev, A.V.Moskaleva, R.A.Sunyaev, R.A.Krivonos, M.V.Eselevich (339-360; AstL: 279-301)

  • Stripping of a Neutron Star in a Close Binary System in a Pair with a Black Hole
    N.I.Kramarev, A.G.Kuranov, A.V.Yudin, K.A.Postnov (325-338; AstL: 302-316)

  • The Hybrid Nova V1405 Cas with an Oxygen-Neon or Carbon-Oxygen White Dwarf?
    T.N.Tarasova (361-371; AstL: 317-328)

  • The Ratio of the Areas of a Sunspot and Its Umbra: Two Populations of Sunspot Groups
    Yu.A.Nagovitsyn (372-376; AstL: 329-334)

  • Spectroscopic and Photometric Study of the New Eclipsing Polar Gaia23cer
    A.I.Kolbin, E.P.Pavlenko, V.Yu.Kochkina, A.S.Vinokurov, S.Yu.Shugarov, A.A.Sosnovskij, K.A.Antonyuk, O.I.Antonyuk, N.V.Pit', M.V.Suslikov, E.K.Galimova, N.V.Borisov, A.N.Burenkov, O.I.Spiridonova (313-324; AstL: 335-349)

Volume 50, 2024, Issue 6

  • SRGe J194401.8+284452 - an X-ray Cataclysmic Variable in the Field of the Gamma-Ray Source 4FGL J1943.9+2841
    A.I.Kolbin, A.V.Karpova, M.V.Suslikov, I.F.Bikmaev, M.R.Gilfanov, I.M.Khamitov, Yu.A.Shibanov, D.A.Zyuzin, G.M.Beskin, V.L.Plokhotnichenko, A.G.Gutaev, S.V.Karpov, N.V.Lyapsina, P.S.Medvedev, R.A.Sunyaev, A.Yu.Kirichenko, M.A.Gorbachev, E.N.Irtuganov, R.I.Gumerov, N.A.Sakhibullin, E.S.Shablovinskaya, E.A.Malygin (412-432; AstL: 351-372)

  • Revision of the Calcium and Scandium Abundances in Am Stars Based on Non-LTE Calculations and Comparison with Diffusion Stellar Evolution Models
    L.I.Mashonkina, Yu.A.Fadeyev (379-394; AstL: 373-389)

  • Non-LTE Nitrogen Abundances in the Sun and Selected A-F-Type Stars
    L.I.Mashonkina, T.A.Ryabchikova (395-411; AstL: 390-407)

  • Study of the Solar Wind Plasma Thermodynamics in the Solar Corona Based on the Charge State of Heavy Ions
    F.F.Goryaev, V.A.Slemzin (433-444; AstL: 408-419)

  • Origin of ``Bursts in Absorption'' in the Jovian Decameter Radio Emission
    V.E.Shaposhnikov (445-453; AstL: 420-429)

Volume 50, 2024, Issue 7

  • Mergers of Binary Primordial Black Holes in Evolving Dark Matter Halos
    V.D.Stasenko, Yu.N.Eroshenko (502-509; AstL: 431-439)

  • Investigation of the Spiral Structure of Galaxies in Compact Groups and in Isolation
    M.N.Skryabina, A.D.Panasyuk, A.V.Mosenkov, P.I.Smirnova, A.A.Marchuk, I.V.Chugunov, V.P.Reshetnikov (489-501; AstL: 440-450)

  • Puzzle of [Ar II] 7 m Line Broad Component of SN 1987A
    N.N.Chugai, V.P.Utrobin (457-463; AstL: 451-456)

  • The Influence of a Shock on the Nucleosynthesis Developing during the Explosion of a Low-Mass Neutron Star
    I.V.Panov, A.Yu.Ignatovskiy, A.V.Yudin (478-488; AstL: 457-467)

  • Statistical Issues of Multichannel Reception and Processing of Pulsed Radio-Astronomical Signals
    V.A.Fedorova, A.E.Rodin (464-477; AstL: 468-480)

Volume 50, 2024, Issue 8

  • Humps on the Profiles of the Radial-Velocity Distribution and the Age of the Galactic Bar
    A.M.Melnik, E.N.Podzolkova (513-533; AstL: 481-501)

  • Superluminous Supernova SN 2018ibb: Circumstellar Shell and Spectral Effects
    N.N.Chugai (534-541; AstL: 502-509)

  • Passage of a Gamma-Ray Burst through a Molecular Cloud: The Absorption of Its Afterglow in the X-ray Range
    A.V.Nesterenok (542-554; AstL: 510-522)

  • Electrostatic Energy of Multicomponent Crystal Mixtures in the Interiors of Degenerate Stars
    A.A.Kozhberov (555-560; AstL: 523-528)

  • Confirmation of the ``Lost'' Cycle and the Gnevyshev-Ohl Rule in a Series of Sunspot Areas Spanning 410 Years
    Yu.A.Nagovitsyn (561-566; AstL: 529-535)

Volume 50, 2024, Issue 9

  • Prospects for Measuring the Post-Newtonian Parameter Using Two Satellites Equipped with Highly Stable Atomic Clocks and a Doppler Compensation System
    D.A.Litvinov (569-582; AstL: 537-549)

  • Parameters of the Possible Companion of the Neutron Star toward the Supernova Remnant G315.4-2.30
    Yu.V.Pakhomov (583-593; AstL: 550-560)

  • Models of Mira Variables of the Large Magellanic Cloud
    Yu.A.Fadeyev (594-603; AstL: 561-570)

  • Radial Velocities of Narrow Emission Line Components in the Spectra of T Tauri Stars
    V.A.Kiryukhina, A.V.Dodin (604-615; AstL: 571-583)

  • Magnetic Flux Ropes with a Current Shell As Flaring Solar Structures
    A.A.Solov'ev, E.A.Kirichek (616-624; AstL: 584-592)

Volume 50, 2024, Issue 10

  • Production of Positrons in the Galactic Center by Subrelativistic Protons and Nuclei
    D.O.Chernyshov, V.A.Dogiel, A.V.Kopyev (627-633; AstL: 593-599)

  • Measuring the Magnetic Field Strength of a Transient X-ray Pulsar 4U 1901+03 by Its Variability on Different Time Scales
    I.A.Mereminskiy, A.N.Semena, A.A.Lutovinov, S.S.Tsygankov, S.V.Molkov, D.I.Karasev (634-641; AstL: 600-607)

  • Interaction of Accretion and Circumstellar Extinction as a Cause of Unusual Variability in the WTTS Star V715 Per
    V.P.Grinin, I.S.Potravnov, M.V.Eselevich, N.V.Efimova, O.Yu.Barsunova, S.Yu.Shugarov, G.A.Borman (642-652; AstL: 608-618)

  • Evolution of the Orbital Period of the Ultracompact Binary System ZTF J213056.71+442046.5
    S.V.Antipin, L.N.Berdnikov, K.A.Postnov, A.M.Zubareva, N.P.Ikonnikova, M.A.Burlak, A.A.Belinski (653-657; AstL: 619-624)

  • Simulation of Images of Protoplanetary Disks after Collision with Free-Floating Planets
    T.V.Demidova, V.V.Grigoryev (658-670; AstL: 625-637)

  • The BVRcIc Sky Brightness of the Caucasian Mountain Observatory of MSU
    I.A.Komarova, A.M.Tatarnikov, A.V.Sharonova, A.A.Belinskii, N.A.Maslennikova, N.P.Ikonnikova, M.A.Burlak (671-681; AstL: 638-647)

Volume 50, 2024, Issue 11

  • Low-Energy Neutrino Emission from Primordial Black Holes: A New Possibility of Observing Hawking Radiation
    Yu.A.Lysyy, P.A.Kislitsyn, A.V.Ivanchik (685-692; AstL: 649-656)

  • Extragalactic Radio Sources with Large Changes in Their Apparent Coordinates
    A.A.Osetrova, O.A.Titov, A.E.Mel'nikov (693-705; AstL: 657-670)

  • PISN 2018ibb: Radioactive Emission of [O III] Lines
    N.N.Chugai (706-711; AstL: 671-675)

  • An X-ray and Optical Study of the Dwarf Nova Candidate OGLE-BLG-DN-0064
    A.B.Sibgatullin, V.I.Dodon, I.I.Galiullin, A.I.Kolbin, V.V.Shimansky, A.S.Vinokurov (712-722; AstL: 676-686)

  • Gaia 19cwm - An Eclipsing Dwarf Nova of WZ Sge Type with a Magnetic White Dwarf
    A.I.Kolbin, T.A.Fatkhullin, S.S.Panarin (723-734; AstL: 687-699)

Volume 50, 2024, Issue 12

  • Search for Correlations and Study of Selection Effects When Analyzing a Sample of Supernovae Associated with Gamma-Ray Bursts
    S.O.Belkin, A.S.Pozanenko (737-762; AstL: 701-731)

  • Features of the Spatial Distribution of Galaxy Clusters
    A.I.Ryabinkov, A.D.Kaminker (763-772; AstL: 732-743)

  • Highly Variable Active Galactic Nuclei in the SRG/eROSITA Sky Survey: II. Spectroscopic Identification of Sources with Russian Telescopes
    G.A.Khorunzhev, S.Yu.Sazonov, P.S.Medvedev, M.R.Gilfanov, A.V.Dodin, A.V.Moiseev, I.A.Zaznobin, A.V.Moskaleva, D.V.Oparin, M.A.Burlak, O.V.Vozyakova, M.V.Eselevich, R.A.Sunyaev (773-782; AstL: 744-755)

  • Search for Astrophysical Transients on Limiting Time Scales and Their Classification Based on INTEGRAL Data
    G.Yu.Mozgunov, A.S.Pozanenko, P.Yu.Minaev, I.V.Chelovekov, S.A.Grebenev, A.G.Demin, A.V.Ridnaya, D.S.Svinkin, Yu.R.Temiraev, D.D.Frederiks (783-813; AstL: 756-779)

  • 850 SRG/eROSITA Sources in the Pleiades
    I.M.Khamitov, I.F.Bikmaev, M.R.Gilfanov, R.A.Sunyaev, P.S.Medvedev (814-829; AstL: 780-795)

  • Is There an Analogue of the Radcliffe Wave between the Carina-Sagittarius and the Scutum Arms?
    V.V.Bobylev (830-839; AstL: 796-806)

  • An Improved Photoionization Model for Analysis of H II Region Spectra for the Determination of Primordial 4He Abundance
    O.A.Kurichin, A.V.Ivanchik (840-853; AstL: 807-820)

  • Data From FAST and MeerKAT Surveys As a Test of Radio Pulsar Physics
    F.A.Kniazev, A.Yu.Istomin, V.S.Beskin (854-861; AstL: 821-829)

  • Scientific Objectives of the Lunar Millimeter and Submillimeter Observatory
    S.F.Likhachev, T.I.Larchenkova, A.S.Andrianov, E.O.Vasiliev, D.A.Litvinov, S.V.Pilipenko, A.G.Rudnitskiy, M.A.Shchurov (862-883; AstL: 830-851)