Astronomy Letters, Volume 50

Volume 50, 2024, Issue 1

GRB 231115A - a Magnetar Giant Flare in the M82 Galaxy
P.Yu.Minaev, A.S.Pozanenko, S.A.Grebenev, I.V.Chelovekov, N.S.Pankov, A.A.Khabibullin, R.Ya.Inasaridze, A.O.Novichonok (pp.3-??; AstL: 1-24; astro-ph: 2402.08623)
Deep Hard X-ray Survey of the M81 Field Based on INTEGRAL Data
R.A.Krivonos, I.A.Mereminskiy, S.Yu.Sazonov (??-??; AstL: 25-33)
Estimation of the Accuracy of Stellar Atmosphere Parameters and Interstellar Extinction from Highly Accurate Broadband Photometry
Yu.V.Pakhomov (??-??; AstL: 34-52)
Study of the Carbon Star T Draconis
A.M.Tatarnikov, S.G.Zheltoukhov, V.I.Shenavrin, I.V.Sergeenkova, A.A.Vakhonin (??-??; AstL: 53-61)
On the Flare Activity of the H₂O Maser in DR21OH
A.V.Lapinov, A.M.Tolmachev, A.K.Kiselev, N.I.Lapin, S.A.Lapinova, I.A.Startseva, A.S.Loginova (??-??; AstL: 62-69)
Methyl Formate Synthesis Pathways at Various Star Formation Stages
O.V.Kochina, D.S.Wiebe (??-??; AstL: 70-80)
Stellar Wind and the Efficiency of Plasma Radio Emission from Exoplanets
V.V.Zaitsev, V.E.Shaposhnikov, M.L.Khodachenko, M.S.Rumenskikh (??-??; AstL: 81-91)
Radar Images of the Candidate Spacecraft Landing Sites on the Moon
Yu.S.Bondarenko, D.A.Marshalov, A.G.Mikhailov (??-??; AstL: 92-97)

Passage of a Gamma-Ray Burst through a Molecular Cloud: Cloud Ionization Structure
A.V.Nesterenok (??-??; 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 (??-??; 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 (??-??; AstL: 138-147)
Magnetic Field Structures of the Stars HD 94660, HD 75049, and HD 154708
Yu.V.Glagolevskij (??-??; AstL: 148-158)

Increase in the Brightness of the Cosmic Radio Background toward Galaxy Clusters
S.A.Grebenev, R.A.Sunyaev (??-??; 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 (??-??; AstL: 186-193)
Clumpy Accretion As a Possible Cause of Prolonged Eclipses in UX Ori Stars
V.P.Grinin, T.V.Demidova (??-??; 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 (??-??; 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.??-??; AstL: 220-220)

Prospects for Measuring the Post-Newtonian Parameter Using Two Satellites Equipped with Highly Stable Atomic Clocks
D.A.Litvinov (??-??; 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 (??-??; AstL: 230-237)
Estimation of the Kinematic Age of the Pictoris Moving Group from Up-to-date Data
V.V.Bobylev, A.T.Bajkova (??-??; AstL: 238-248)
Spectroscopy of B and Be Stars in the Very Young Open Star Cluster IC 1805
A.E.Tarasov (??-??; 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 (??-??; 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 (??-??; AstL: 269-278)