OOIR: Observatory of International Research

Papers

(The median citation count of Astronomy Letters-A Journal of Astronomy and Space Astrophysics is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
On the Evolution of Orbits in a Photo-Gravitational Circular Three-Body Problem: The Inner Problem	10
Effects of Metallicity on Mode Switching in Cepheids	9
Counter-Rotating Gaseous Disk and Star Formation in the S0 Galaxy NGC 934	9
Observations of Candidates for Eclipsing Cataclysmic Variables with the RTT-150 Telescope	9
Estimation of the Accuracy of Stellar Atmosphere Parameters and Interstellar Extinction from Highly Accurate Broadband Photometry	8
The Nature of Anomalous Period Increase in the Pulsating Variable V725 Sgr	8
SRGz: Machine Learning Methods and Properties of the Catalog of SRG/eROSITA Point X-ray Source Optical Counterparts in the DESI Legacy Imaging Surveys Footprint	8
Stabilization of the Orbital Motion of a Solar Sail in the Vicinity of a Collinear Libration Point through a Change in Reflectivity	8
The Lyman-Alpha Forest and the Ultraviolet Background	8
Search for AGNs in Dwarf Galaxies in the the M81 Field with INTEGRAL Data	7
An Extended Catalog of Sunyaev–Zeldovich Objects from Planck Data with Deep Learning	7
Gaia 19cwm—An Eclipsing Dwarf Nova of WZ Sge Type with a Magnetic White Dwarf	7
X-ray Observations of Historical Classical Nova Counterparts with eROSITA Telescope Onboard the SRG Orbital Observatory during the All-Sky Survey	7
Populations of Ultraluminous X-ray Sources in Galaxies: Origin and Evolution	7
Determination of the Spiral Pattern Speed in the Galaxy from Three Samples of Stars	7
Circumstellar Shell and Emission of the SN 2020tlf Progenitor	7
On the Origin of Knots in the Vela Nebula	6
Difference in the Characteristics of Solar Macrospicules at Low and High Latitudes	6
Puzzle of [Ar II] 7 $$\mu$$m Line Broad Component of SN 1987A	6
Induced Magnetic Field in Accretion Disks around Neutron Stars	6
Magnetic Fields of Neutron Stars	6
Study of the Components of the Double Star ADS 15571 by Speckle Interferometry	6
GRB 231115A—a Magnetar Giant Flare in the M82 Galaxy	6
Activity of the Young Solar Analog HD 109833 and Estimates of the Mass Loss Rate from the Atmospheres of Its Two Planets	5
Orbital Maneuvering in the Vicinity of Collinear Libration Points Using Light Pressure Forces	5

Collisional Pumping of H$${}_{2}$$O and СH$${}_{3}$$OH Masers in C-Type Shock Waves	5
Determining the Characteristics of Lan 30 from Optical Observations	5
Non-LTE Analysis of the Si II Lines in $$\boldsymbol{\iota}$$ Her with Various Atomic Data Sets	5
Magnetic Field Structures of the Stars HD 94660, HD 75049, and HD 154708	4
Recurrent Symbiotic Nova T Coronae Borealis before Outburst	4
Resonant Orbits in the Problem of Expanding the Reachable Landing Areas on the Surface of Venus	4
Influence of Space Curvature on the Moment of Inertia of a Pulsar Magnetic Field	4
Three-Dimensional Kinematics of Classical Cepheids	4
Simulations of Burning and Nucleosynthesis in a Thermonuclear Supernova	4
Parameters of the Galactic Spiral Density Wave from Masers with Parallax Errors Less Than 10$$\boldsymbol{\%}$$	4
On a Theory of the Origin of Quasi-Harmonic Bursts on the Crab Pulsar	3
Neutrino Emission of Neutron-Star Superbursts	3
Study of the Solar Wind Plasma Thermodynamics in the Solar Corona Based on the Charge State of Heavy Ions	3
The Cepheids V371 Per and OGLE-LMC-CEP-2132: The First Crossing of the Instability Strip	3
The First Detection of an Orphan Burst at the Rise Phase	3
SRG/ART-XC Galactic Plane Survey near Galactic Longitude $$\boldsymbol{L\simeq 20^{\circ}}$$: Catalog of Sources	3
Detection of AGNs and Quasars with Significant Proper Motions Based on Gaia Data in the SRG/eROSITA Catalog of X-ray Sources	3
Spatial Structure of the Dusty Wind of RW Aur A	3
Method of Searching for Nanoflares and Their Spatial Distribution in the Solar Corona	3
Calculation of the Flux and Charge Ratio of High-Energy Atmospheric Muons at Sea Level*	3
Search for Evolutionary Changes in the Periods of the Double-Mode Cepheid TU Cas	3
Activity of the Seyfert Galaxy NGC 7469 in 2016–2021: Observational $$\boldsymbol{UBVRI}$$ Data	3
New Active Galactic Nuclei Detected by the ART-XC and eROSITA Telescopes during the First Five SRG All-Sky X-ray Surveys. Part 2	3
Testing the Hypothesis about the Existence of a Planet Orbiting the Pulsar B0329+54 (J0332+5434)	3
Differential Rotation of Large Long-Lived Sunspot Groups and Their Morphological Structure	3
Methodology of Parameters Calculation for a Series of ‘‘Major’’ Trajectory Corrections of the Spektr-RG Spacecraft to Improve Its Radio Visibility	3
Estimation of Galactic Spiral Density Wave Parameters Based on the Velocities of OB2 Stars from the Gaia EDR3 Catalogue	3
FG Sge: New Multicolor Photometry and Short-Term Dust Shell Clearing in 2019	3
Generalized Three-Cornered Hat Method and Its Application for the Construction of an Ensemble Pulsar Time Scale	3
High-precision Astrometric Observations of the SRG Space Observatory with RTT-150 for Orbit Correction Control	3
Thermal Neutrinos from the Explosion of a Minimum-Mass Neutron Star	3
Optical Characteristics of a Magnetocentrifugal Disk Wind in the Visual, Ultraviolet, and X-ray Spectral Ranges	3
The First Light Curve Solutions and Period Study of BQ Ari	3
The $$\boldsymbol{BVR_{c}I_{c}}$$ Sky Brightness of the Caucasian Mountain Observatory of MSU	3
Search for Rotating Radio Transients in the Pushchino Multibeam Survey	3
Highly Variable Active Galactic Nuclei in the SRG/eROSITA Sky Survey: I. The Constriction of a Sample and the Catalog of Objects Detected in a Low State	3
Current Sheet as an Optimal Synchrotron Maser on a Radio Pulsar	3
Possible Flight Trajectories to Venus with Landing in a Given Region	2
The Hybrid Nova V1405 Cas with an Oxygen–Neon or Carbon–Oxygen White Dwarf?	2
Chromatic Afterglow of GRB 200829A	2
Evolution of the Spiral Structure of Galaxies from HST COSMOS Field Data	2
Confirmation of the ‘‘Lost’’ Cycle and the Gnevyshev–Ohl Rule in a Series of Sunspot Areas Spanning 410 Years	2
Increase in the Brightness of the Cosmic Radio Background toward Galaxy Clusters	2
Methyl Formate Synthesis Pathways at Various Star Formation Stages	2
Determination of H II Region Metallicity in the Context of Estimating the Primordial Helium Abundance	2
What Can We Learn about Compton-Thin AGN Tori from Their X-ray Spectra? *	2
Study of the Influence of an Evolving Galactic Potential on the Orbital Properties of 152 Globular Clusters with Data from the Gaia EDR3 Catalogue	2
New Interstellar Extinction Maps Based on Gaia and Other Sky Surveys	2
Search for Evolutionary Changes in the Periods of the Double-Mode Cepheid AS Cas	2
Search for Tidal Disruption Events Based on the SRG/eROSITA Survey with Subsequent Optical Spectroscopy	2

Cosmic Abundance of Iron	2
Properties of the Flare Energy Release in Force-Free Magnetic Flux Ropes	2
Angles between the Magnetic Moment and the Rotation Axis in Radio Pulsars with Hard Emission	2
Type II-P Supernova SN 2018aoq in NGC 4151: Light Curves, Models, and Distance	2
Structure of Relativistic Stars Composed of Incompressible Matter in the Absence of Strict Electroneutrality	2
Origin of ‘‘Bursts in Absorption’’ in the Jovian Decameter Radio Emission	2
Host Stars of Planets on the Hertzsprung–Russell Diagram	2
Revision of the Calcium and Scandium Abundances in Am Stars Based on Non-LTE Calculations and Comparison with Diffusion Stellar Evolution Models	2
Supernova 2009ip Outbursts in 2012: From Scenario to Model	2
New Active Galactic Nuclei Detected by the ART-XС and eROSITA Telescopes Onboard the SRG Observatory during an All-Sky X-ray Survey	2
Models of Mira Variables of the Large Magellanic Cloud	2
Electrostatic Energy of Multicomponent Crystal Mixtures in the Interiors of Degenerate Stars	2
Parameters of the Radcliffe Wave from Masers, Radio Stars, and T Tauri Stars	2
The Ratio of the Areas of a Sunspot and Its Umbra: Two Populations of Sunspot Groups	2
Estimation of the Kinematic Age of the $$\boldsymbol{\beta}$$ Pictoris Moving Group from Up-to-date Data	2
SRG/eROSITA Survey in the Lockman Hole: Classification of X-ray Sources	2
Second Maximum of SN 2019stc: Collision with a Circumstellar Shell?	2
Improving Photometric Redshifts by Merging Probability Density Functions from Template-Based and Machine Learning Algorithms*	2
Analysis of the Parameters of Pre-Cataclysmic Binaries with sdB-subdwarfs: V1828 Aql	2
Forced Photometry for Pan-STARRS1 Objects Based on WISE Data	1
Explosion of a Minimum-Mass Neutron Star within Relativistic Hydrodynamics	1
Change in the Orbital Period of a Binary System Due to an Outburst in a Windy Accretion Disk	1
Extragalactic Radio Sources with Large Changes in Their Apparent Coordinates	1
A Maneuver of Escape from the Vicinity of a Collinear Libration Point Using Light Pressure Forces	1
Radar Images of the Candidate Spacecraft Landing Sites on the Moon	1
Secular Dynamics of a Number of Planets from the TESS Catalog Detected in Binary Star Systems	1
SRGe J214919.3+673634—a Candidate for AM Her Variables Discovered by the eROSITA Telescope onboard the Spectrum–Roentgen–Gamma Orbital Observatory	1
Optical Spectroscopy of Quasars Discovered by SRG/eROSITA with a 2.5-m Telescope at the Caucasus Mountain Observatory of SAI MSU	1
Passage of a Gamma-Ray Burst through a Molecular Cloud: Cloud Ionization Structure	1
MLS120126:042313+212951—A New Eclipsing Cataclysmic Variable in the Period Gap	1
Spectroscopic and Photometric Study of the New Eclipsing Polar Gaia23cer	1
Young Star-Forming Complexes in the Ring of the S0 Galaxy NGC 4324	1
Prospects for Measuring the Post-Newtonian $$\boldsymbol{\gamma}$$ Parameter Using Two Satellites Equipped with Highly Stable Atomic Clocks	1
Interaction of Accretion and Circumstellar Extinction as a Cause of Unusual Variability in the WTTS Star V715 Per	1
Measuring the Magnetic Field Strength of a Transient X-ray Pulsar 4U 1901+03 by Its Variability on Different Time Scales	1
Broadband Analysis of the Wind System X1908+075 Based on NuSTAR Data	1
Type Ibn Supernova SN 2010al: Powerful Mass Loss Half Year Prior to the Explosion	1
Mergers of Binary Primordial Black Holes in Evolving Dark Matter Halos	1
Superluminous Supernova SN 2018ibb: Circumstellar Shell and Spectral Effects	1
Non-LTE Nitrogen Abundances in the Sun and Selected A–F-Type Stars	1
Search for Evolutionary Changes in the Period of the Classical Cepheid CE Pup	1
SDSS-IV MaNGA: Ionization Sources of the Extra-planar Diffuse Ionized Gas	1
Influence of a Small-Scale Magnetic Field on the Heating of the Polar Cap of the Radio Pulsar J0901–4046	1
Evolution of the Orbital Period of the Ultracompact Binary System ZTF J213056.71+442046.5	1
Symbiotic Nature of the Zirconium Star CSS 1102	1
Link between the Optical and Radio Frames from Gaia DR3 Data and VLBI Measurements	1
Low-Energy Neutrino Emission from Primordial Black Holes: A New Possibility of Observing Hawking Radiation	1
Scandium Abundance in F–G–K Stars in a Wide Metallicity Range	1
Comparative Modeling of the 2012b Outburst of Supernova 2009ip	1
Study of the X-ray Pulsar IGR J21343+4738 Based on NuSTAR, Swift, and SRG Data	1
Optical Study of the Polar BM CrB in a Low State	1
SRGe J194401.8+284452—an X-ray Cataclysmic Variable in the Field of the Gamma-Ray Source 4FGL J1943.9+2841	1
X-ray Properties of the Luminous Quasar PG 1634+706 at $$z=1.337$$ from SRG and XMM-Newton Data	1
Observations of Massive Galaxy Clusters from the All-Sky Survey with the eROSITA Telescope Onboard the SRG Space Observatory	1