OOIR: Observatory of International Research

Papers

(The TQCC of Publications of the Astronomical Society of Japan is 5. 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 2021-06-01 to 2025-06-01.)

Article	Citations
KIC 7914906: An eclipsing heartbeat star with tidally excited oscillations and gamma Doradus/delta Scuti hybrid pulsations	224
ALMA detection of 321 GHz water maser emission in the radio galaxy NGC 1052	52
Measurement of the zodiacal light absolute intensity through Fraunhofer line spectroscopy of the night sky with the Hale telescope	35
Dynamical properties of mildly relativistic ejecta produced by the mass-loading of gamma-ray burst jets in dense ambient media	33
Photometric analysis on RZ Horologii: An evolved and active Algol with a δ Scuti component	32
Identifying hot subdwarf stars from photometric data using a Gaussian mixture model and graph neural network	27
Inference of magnetic field during the Dalton minimum: Case study with recorded sunspot areas	27
Hot molecular core candidates in the Galactic center 50 km s−1 molecular cloud	20
Introduction to Faraday tomography and its future prospects	20
Do blue galaxy-clusters have hot intracluster gas?	18
Cosmological evolution of dark matter subhaloes under tidal stripping by growing Milky Way-like galaxies	17
Steady jet ejections from the innermost region of advection-dominated accretion flow around a black hole	17
A statistical approach to interpreting polarized dust emission of filamentary molecular clouds toward an estimate of 3D magnetic field structure	17
Abundances of phosphorus in bright F-G type main-sequence stars	17
Strong ionospheric activity at the MWA site associated with plasma bubble measured by GNSS	17
12CO and 13CO observation of the low-metallicity dwarf galaxy DDO 154	16
On the X-ray efficiency of the white dwarf pulsar candidate ZTF J190132.9+145808.7	16
Surface accretion as a dust retention mechanism in protoplanetary disks. I. Formulation and proof-of-concept simulations	15
A global two-layer radiative transfer model for axisymmetric, shadowed protoplanetary disks	14
Nitrogen transport in protoplanetary disks by ammonium salts: A possible origin of Jupiter’s nitrogen enrichment	13
Retraction of: Transient jet ejections associated with limit-cycle behaviors in the very high state of black hole binaries	13
Finite element analysis and high-precision molding of a novel panel unit based on the Leighton Chajnantor Telescope	13
Detection of six massive contact binaries with tertiary component candidates in the Small Magellanic Cloud	13
Closure relations during the plateau emission of Swift GRBs and the fundamental plane	12
Development of a new wideband heterodyne receiver system for the Osaka 1.85 m mm–submm telescope: Corrugated horn and optics covering the 210–375 GHz band	12

MeerKAT’s view of double radio relic galaxy cluster Abell 3376	12
A new formation scenario of a counter-rotating circumstellar disk: Spiral-arm accretion from a circumbinary disk in a triple protostar system	12
Survey of non-thermal electrons around supermassive black holes through polarization flips	12
The three-year shear catalog of the Subaru Hyper Suprime-Cam SSP Survey	12
Exploring the cosmic dawn and epoch of reionization with the 21 cm line	12
Astrometric VLBI observations of H2O masers in an extreme OH/IR star candidate NSV 17351	11
Nobeyama 45 m CO J = 1–0 observations of luminous type 1 AGNs at z ≈ 0.3	11
A universal scaling relation incorporating the cusp-to-core transition of dark matter halos	11
Suzaku observation of an iron K-shell line in the spiral galaxy NGC 6946	11
Proper motions of water masers in the star-forming region IRAS 23139+5939	11
The symbiotic and bipolar nebula M 2-9: Morphological variability of the collimated ionized wind arising from the core	11
PNV J00444033+4113068: Early superhumps with 0.7 mag amplitude and non-red color	11
An expanding ring of the hypercompact H ii region W 49 N:A2	10
On the nature of the anomalous event in 2021 in the dwarf nova SS Cygni and its multi-wavelength transition	10
Long-term spectral variations of V Sagittae: Two spectroscopic states with red- or blue-shifted emission wings of H i and He ii	10
Discovery of stable titanium at the northeastern jet of Cassiopeia A: Need for a weak jet mechanism?	10
Impact of the Lyα radiation force on super-Eddington accretion on to a massive black hole	10
The history of the Milky Way: The evolution of star formation, cosmic rays, metallicity, and stellar dynamics over cosmic time	10
On the influence of shock–cloud interactions on the nonthermal X-ray emission from the supernova remnant RCW 86	10
Spectral and timing properties of the black hole candidate X1755−338 observed in 1989–1995	10
A new candidate of a cluster of galaxies behind the Galactic plane, AX J145732-5901	10
Gaia DR2 and EDR3 data and evolutionary status of post-AGB stars with high radial velocities	10
Constraints on ultra-low-frequency gravitational waves with statistics of pulsar spin-down rates. II. Mann–Whitney U test	9
Molecular clouds at the eastern edge of radio nebula W 50	9
Corrigendum: Detailed analysis of the poorly studied northern open cluster NGC 1348 using multi-color photometry and GAIA EDR3 astrometry	9
Search for quasi-periodic oscillations of AGNs in the Swift BAT 157-month hard X-ray survey	9
Spatial structure and dynamical state of the old open cluster Collinder 261 based on a clustering method	9
Geomagnetic declination derived from the positional records of Martian retrograde motion in 1491	9
Three-dimensional core-collapse supernova models with phenomenological treatment of neutrino flavor conversions	9
The role of resistivity in hot accretion flows with anisotropic pressure: Comparing magnetic field models	8
Spatially-resolved relation between [C i] 3P1–3P0 and 12CO (1–0) in Arp 220	8
The Milky Way tomography with Subaru Hyper Suprime-Cam. I. Halo substructures	8
Discovery of diffuse radio source in Abell 1060	8
Magnetic configurations related to the coronal heating and solar wind generation. II. Quantitative characterization of active-region magnetic structure based on the geometric property of force-free α	8
MK-like spectral classification for hot subdwarf stars with LAMOST spectra	8
Seimei/KOOLS-IFU mapping of the gas and dust distributions in Galactic PNe: Unveiling the origin and evolution of the Galactic halo PN H4-1	8
Discovery of free precession in the magnetar SGR 1806−20 with the ASCA Gas Imaging Spectrometer	8
Axion cloud decay due to the axion–photon conversion with background magnetic fields	8
Detection of a new molecular cloud in the LHAASO J2108+5157 region supporting a hadronic PeVatron scenario	8
Gamma-ray bursts, supernovae Ia, and baryon acoustic oscillations: A binned cosmological analysis	7
A search for water vapor plumes on Europa by spatially resolved spectroscopic observation using Subaru/IRCS	7
Solar eclipses observed worldwide in the first half of the 15th century and ΔT determined from multiply observed eclipses	7
Outflowing photoionized plasma in Circinus X-1 using the high-resolution X-ray spectrometer Resolve onboard XRISM and the radiative transfer code `cloudy`	7
The asymmetric sunrise effect on Thales’ alleged measurement of the Sun angular size	7
HSC-XXL: Baryon budget of the 136 XXL groups and clusters	7
Gravitational collapse of white dwarfs to neutron stars: From initial conditions to explosions with neutrino-radiation hydrodynamics simulations	7
Testing the non-circularity of the spacetime around Sagittarius A* with orbiting pulsars	7
Modeling of geocoronal solar wind charge exchange events detected with Suzaku	7
The orbital solution and dynamical masses of the binary system V* PX Virginis	7
Oscillating wind accretion due to X-ray inhibition of line-driven mechanism	7

Evolution of X-ray and optical rapid variability during the low/hard state in the 2018 outburst of MAXI J1820+070 = ASASSN-18ey	6
Intermediate luminosity type Iax supernova 2019muj with narrow absorption lines: Long-lasting radiation associated with a possible bound remnant predicted by the weak deflagration model	6
Dynamics of the intermediate-mass-element ejecta in the supernova remnant Cassiopeia A studied with XRISM	6
The mass of TOI-519 b: A close-in giant planet transiting a metal-rich mid-M dwarf	6
Reddening and darkening trends of on/off swirls and the relationship with magnetic field strength	6
Analyses of historical solar eclipse records in Hokkaido Island in the 18–19th centuries	6
Multiwavelength studies of G298.6−0.0: An old GeV supernova remnant interacting with molecular clouds	6
Photometric observations of the potentially hazardous asteroid (99942) Apophis from Kawabe Cosmic Park	6
Cloud–cloud collisions in the Antennae galaxies: Does high-speed collision suppress star formation?	6
Impact of turbulent magnetic fields on disk formation and fragmentation in first star formation	6
X-ray hot spots in the eastern ear of the supernova remnant W 50 and the microquasar SS 433 system	6
Quantitative analysis of the molecular gas morphology in nearby disk galaxies	6
Seimei KOOLS-IFU mapping of the gas and dust distributions in Galactic PNe: The origin and evolution of DdDm 1	6
A close-in planet orbiting giant star HD 167768	6
A deep analysis for New Horizons’ KBO search images	6
Multicolor and multi-spot observations of Starlink’s Visorsat	6
Wavelets and sparsity for Faraday tomography	6
Smart Kanata: A framework for autonomous decision-making in rapid follow-up observations of cataclysmic variables	6
Radiation and outflow properties of super-Eddington accretion flows around various mass classes of black holes: Dependence on the accretion rates	6
Galaxy clusters at z ∼ 1 imaged by ALMA with the Sunyaev–Zel’dovich effect	6
Distance determination of molecular clouds in the first quadrant of the Galactic plane using deep learning: I. Method and results	6
W 49 N MCN-a: A disk-accreting massive protostar embedded in an early-phase hot molecular core	6
The possible long-term periodic variability of the extremely luminous quasar WISE J090924.01+000211.1	5
Dust dissipation timescales in the intermediate and outer regions of protoplanetary disks	5
Central concentration of warm and dense molecular gas in a strongly lensed submillimeter galaxy at z = 6	5
Statistical X-ray analysis of gamma-ray-emitting radio galaxies	5
Sulfur isotopes toward the extended envelope of Sagittarius B2 in the Galactic Center	5
Is the low-energy tail of shock-accelerated protons responsible for over-ionized plasma in supernova remnants?	5
Sub-parsec-scale jet-driven water maser with possible gravitational acceleration in the radio galaxy NGC 1052	5
XMM-Newton view of the shock heating in an early merging cluster, CIZA J1358.9−4750	5
Broad-band non-thermal emission of odd radio circles induced by explosive galactic outflow remnants and their evolution	5
BVRI polarization of stars in the direction of Stock 19	5
Where’s Swimmy?: Mining unique color features buried in galaxies by deep anomaly detection using Subaru Hyper Suprime-Cam data	5
E/B mode decomposition of HSC-Y1 cosmic shear using COSEBIs: Cosmological constraints and comparison with other two-point statistics	5
SIRIUS project. III. Star-by-star simulations of star cluster formation using a direct N -body integrator with stellar feedback	5
Galaxy Cruise: Deep Insights into Interacting Galaxies in the Local Universe	5
Ka-band cryogenic low-noise receiver of the Misasa 54 m antenna for deep-space communications and radio astronomy	5
Searching for the signature of fast radio burst by Swift/XRT X-ray afterglow light curve	5
Upper limit on the coronal cosmic ray energy budget in Seyfert galaxies	5
Nobeyama 45 m Local Spur CO survey. I. Giant molecular filaments and cluster formation in the Vulpecula OB association	5
Origin of cool cores, cold fronts, and spiral structures in cool core clusters of galaxies	5
Water maser distributions and their internal motions in the Sagittarius B2 complex	5