Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

Y. Hirao · SciRah

Researcher profile · Semantic Scholar

Y. Hirao

Share profile

Y. Hirao — researcher profile on SciRah

h-index: 24
Works: 184
Citations: 2,403

Most-cited papers

An Isolated Stellar-mass Black Hole Detected through Astrometric Microlensing
K. Sahu, Jay Anderson, S. Casertano, H. Bond +89 more
2022Astrophysical Journal122 citations Open access
Semantic Scholar
An Isolated Mass-gap Black Hole or Neutron Star Detected with Astrometric Microlensing
Casey Y. Lam, Jessica R. Lu, A. Udalski, I. Bond +41 more
2022102 citations Open access
Semantic Scholar
Free-floating Planet Mass Function from MOA-II 9 yr Survey toward the Galactic Bulge
T. Sumi, N. Koshimoto, D. Bennett, N. Rattenbury +24 more
2023Astronomical Journal66 citations Open access
Semantic Scholar
Systematic KMTNet Planetary Anomaly Search. I. OGLE-2019-BLG-1053Lb, a Buried Terrestrial Planet
W. Zang, K. Hwang, A. Udalski, Tian-Shu Wang +69 more
2021Astronomical Journal38 citations Open access
Semantic Scholar
Terrestrial- and Neptune-mass Free-Floating Planet Candidates from the MOA-II 9 yr Galactic Bulge Survey
N. Koshimoto, T. Sumi, D. Bennett, V. Bozza +27 more
2023Astronomical Journal37 citations Open access
Semantic Scholar
Microlensing events indicate that super-Earth exoplanets are common in Jupiter-like orbits.
W. Zang, Y. Jung, J. Yee, K. Hwang +64 more
2025Science36 citations Open access
Semantic Scholar
OGLE-2019-BLG-0960 Lb: the Smallest Microlensing Planet
J. Yee, W. Zang, A. Udalski, Y. Ryu +79 more
2021Astronomical Journal33 citations Open access
Semantic Scholar
Systematic Reanalysis of KMTNet microlensing events, Paper I: Updates of the Photometry Pipeline and a New Planet Candidate
Hong-Jing Yang, J. Yee, K. Hwang, Qi-Yue Qian +51 more
2023Monthly notices of the Royal Astronomical Society31 citations Open access
Semantic Scholar
Systematic KMTNet Planetary Anomaly Search. V. Complete Sample of 2018 Prime-Field
A. Gould, Cheongho Han, W. Zang, Hong-Jing Yang +64 more
202230 citations Open access
Semantic Scholar
Systematic KMTNet Planetary Anomaly Search. II. Six New q < 2 × 10−4 Mass-ratio Planets
K. Hwang, W. Zang, A. Gould, A. Udalski +61 more
2021Astronomical Journal24 citations Open access
Semantic Scholar
An Earth-mass planet in a time of COVID-19: KMT-2020-BLG-0414Lb
W. Zang, Cheongho Han, I. Kondo, J. Yee +57 more
2021Research in Astronomy and Astrophysics24 citations Open access
Semantic Scholar
Mass Production of 2021 KMTNet Microlensing Planets. I
I. Shin, J. Yee, A. Gould, K. Hwang +44 more
2022Astronomical Journal19 citations Open access
Semantic Scholar
Systematic KMTNet Planetary Anomaly Search. IX. Complete Sample of 2016 Prime-field Planets
I. Shin, J. Yee, W. Zang, Hong-Jing Yang +57 more
2023Astronomical Journal16 citations Open access
Semantic Scholar
KMT-2021-BLG-0171Lb and KMT-2021-BLG-1689Lb: Two Microlensing Planets in the KMTNet High-cadence Fields with Followup Observations
Hong-Jing Yang, W. Zang, A. Gould, J. Yee +55 more
2022Monthly notices of the Royal Astronomical Society15 citations Open access
Semantic Scholar
The PRime-focus Infrared Microlensing Experiment (PRIME): First Results
T. Sumi, D. Buckley, A. Kutyrev, Motohide Tamura +36 more
2025Astronomical Journal12 citations Open access
Semantic Scholar
OGLE-2017-BLG-0406: Spitzer Microlens Parallax Reveals Saturn-mass Planet Orbiting M-dwarf Host in the Inner Galactic Disk
Y. Hirao, D. Bennett, Y. Ryu, N. Koshimoto +94 more
2020Astronomical Journal12 citations Open access
Semantic Scholar
Free-Floating planet Mass Function from MOA-II 9-year survey towards the Galactic Bulge
T. Sumi, N. Koshimoto, D. Bennett, N. Rattenbury +24 more
202310 citations
Semantic Scholar
Systematic KMTNet Planetary Anomaly Search. XI. Complete Sample of 2016 Subprime Field Planets
I. Shin, J. Yee, W. Zang, Cheongho Han +62 more
2024Astronomical Journal9 citations Open access
Semantic Scholar
Optical Alignment Method for the PRIME Telescope
H. Yama, D. Suzuki, S. Miyazaki, A. Rakich +6 more
2023Journal of Astronomical Instrumentation9 citations Open access
Semantic Scholar
KMT-2019-BLG-0371 and the Limits of Bayesian Analysis
Yun-Hak Kim, Sun-Ju Chung, J. Yee, A. Udalski +56 more
20219 citations Open access
Semantic Scholar
OGLE-2018-BLG-1185b: A Low-mass Microlensing Planet Orbiting a Low-mass Dwarf
I. Kondo, J. Yee, D. Bennett, T. Sumi +94 more
2021Astronomical Journal9 citations Open access
Semantic Scholar
Systematic Reanalysis of KMTNet Microlensing Events. II. Two New Planets in Giant-source Events
Hong-Jing Yang, J. Yee, Ji-Yuan Zhang, Chung-Uk Lee +60 more
2025Astronomical Journal8 citations Open access
Semantic Scholar
KMT-2021-BLG-1077L: The fifth confirmed multiplanetary system detected by microlensing
Cheongho Han, A. Gould, I. Bond, Y. Jung +44 more
2022Astronomy & Astrophysics8 citations Open access
Semantic Scholar
MOA-2022-BLG-033Lb, KMT-2023-BLG-0119Lb, and KMT-2023-BLG-1896Lb: Three low mass-ratio microlensing planets detected through dip signals
Cheongho Han, I. Bond, Y. Jung, M. Albrow +44 more
2025Astronomy & Astrophysics7 citations Open access
Semantic Scholar
KMT-2022-BLG-0440Lb: A new q < 10−4 microlensing planet with the central-resonant caustic degeneracy broken
Ji-Yuan Zhang, W. Zang, Y. Jung, Hong-Jing Yang +56 more
2023Monthly notices of the Royal Astronomical Society7 citations Open access
Semantic Scholar
Supplement: “An Isolated Mass-gap Black Hole or Neutron Star Detected with Astrometric Microlensing” (2022, ApJL, 933, L23)
Casey Y. Lam, Jessica R. Lu, A. Udalski, I. Bond +41 more
20227 citations Open access
Semantic Scholar
Mass Production of 2021 KMTNet Microlensing Planets. III. Analysis of Three Giant Planets
I. Shin, J. Yee, A. Gould, K. Hwang +44 more
2022Astronomical Journal7 citations Open access
Semantic Scholar
MOA-2006-BLG-074: Recognizing Xallarap Contaminants in Planetary Microlensing
P. Rota, Y. Hirao, V. Bozza, F. Abe +22 more
2021Astronomical Journal7 citations Open access
Semantic Scholar
KMT-2021-BLG-0912Lb: A microlensing super Earth around a K-type star
Cheongho Han, I. Bond, J. Yee, W. Zang +54 more
2021Astronomy & Astrophysics7 citations Open access
Semantic Scholar
The PRIME camera: results and performance after continuous observations
J. Durbak, A. Kutyrev, T. Sumi, Giuseppe Cataldo +11 more
2024Astronomical Telescopes + Instrumentation6 citations
Semantic Scholar
The Microlensing Event Rate and Optical Depth from MOA-II 9 Yr Survey Toward the Galactic Bulge
K. Nunota, T. Sumi, N. Koshimoto, N. Rattenbury +22 more
2024Astrophysical Journal6 citations Open access
Semantic Scholar
The PRIME project large format near infrared camera for the microlensing events survey
A. Kutyrev, T. Sumi, Giuseppe Cataldo, J. Durbak +10 more
2023Optical Engineering + Applications6 citations
Semantic Scholar
MOA-2020-BLG-135Lb: A New Neptune-class Planet for the Extended MOA-II Exoplanet Microlens Statistical Analysis
Stela Ishitani Silva, C. Ranc, D. Bennett, I. Bond +32 more
2022Astronomical Journal6 citations Open access
Semantic Scholar
KMT-2019-BLG-1715: Planetary Microlensing Event with Three Lens Masses and Two Source Stars
Cheongho Han, A. Udalski, Doeon Kim, Youn Kil Jung +60 more
2021Astronomical Journal6 citations Open access
Semantic Scholar
A Gas Giant Planet in the OGLE-2006-BLG-284L Stellar Binary System
D. Bennett, A. Udalski, I. Bond, F. Abe +31 more
2020Astronomical Journal6 citations Open access
Semantic Scholar
OGLE-2018-BLG-0799Lb: a q ∼ 2.7 × 10−3 planet with Spitzer parallax
W. Zang, Y. Shvartzvald, A. Udalski, J. Yee +72 more
2020Monthly notices of the Royal Astronomical Society6 citations Open access
Semantic Scholar
First ESR Detection of Higgs Amplitude Mode and Analysis with Extended Spin-Wave Theory in Dimer System KCuCl3\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\
M. Matsumoto, T. Sakurai, Y. Hirao, H. Ohta +2 more
2020Applied Magnetic Resonance6 citations Open access
Semantic Scholar
Measurement of Dependence of Microlensing Planet Frequency on the Host Star Mass and Galactocentric Distance by Using a Galactic Model
K. Nunota, N. Koshimoto, D. Suzuki, T. Sumi +5 more
2024Astrophysical Journal5 citations Open access
Semantic Scholar
Dark lens candidates from Gaia Data Release 3
K. Kruszy'nska, L. Wyrzykowski, K. Rybicki, K. Howil +47 more
2024Astronomy & Astrophysics5 citations Open access
Semantic Scholar
Four sub-Jovian-mass planets detected by high-cadence microlensing surveys
Cheongho Han, Doeon Kim, A. Gould, A. Udalski +56 more
20225 citations Open access
Semantic Scholar
KMT-2025-BLG-1616Lb: First Microlensing Bound Planet From DREAMS
Hong-Jing Yang, W. Zang, Y. Ryu, T. Sumi +58 more
2026Astronomical Journal4 citations Open access
Semantic Scholar
Microlensing brown-dwarf companions in binaries detected during the 2022 and 2023 seasons
Cheongho Han, I. Bond, A. Udalski, Chung-Uk Lee +62 more
2024Astronomy & Astrophysics4 citations Open access
Semantic Scholar
KMT-2023-BLG-1431Lb: A New q < 10−4 Microlensing Planet from a Subtle Signature
Aislyn Bell, Ji-Yuan Zhang, W. Zang, Y. Jung +70 more
2023Publications of the Astronomical Society of the Pacific4 citations Open access
Semantic Scholar
Kepler K2 Campaign 9: II. First space-based discovery of an exoplanet using microlensing
D. Specht, R. Poleski, M. Penny, E. Kerins +82 more
2022Monthly notices of the Royal Astronomical Society4 citations Open access
Semantic Scholar
OGLE-2018-BLG-1269Lb: A Jovian Planet with a Bright I = 16 Host
Y. Jung, A. Gould, A. Udalski, T. Sumi +53 more
2020Astronomical Journal4 citations Open access
Semantic Scholar
One Planet or Two Planets? The Ultra-sensitive Extreme-magnification Microlensing Event KMT-2019-BLG-1953
Cheongho Han, Doeon Kim, Y. Jung, A. Gould +47 more
2020Astronomical Journal4 citations Open access
Semantic Scholar
MOA-2022-BLG-091Lb and KMT-2024-BLG-1209Lb: Microlensing planets detected through weak caustic-crossing signals
Cheongho Han, Chung-Uk Lee, A. Udalski, I. Bond +65 more
2025Astronomy & Astrophysics3 citations Open access
Semantic Scholar
KMT-2021-BLG-0284, KMT-2022-BLG-2480, and KMT-2024-BLG-0412: Three microlensing events involving two lens masses and two source stars
Cheongho Han, A. Udalski, I. Bond, Chung-Uk Lee +58 more
2024Astronomy & Astrophysics3 citations Open access
Semantic Scholar
KMT-2023-BLG-1866Lb: Microlensing super-Earth around an M dwarf host
Cheongho Han, I. Bond, A. Udalski, Chung-Uk Lee +63 more
2024Astronomy & Astrophysics3 citations Open access
Semantic Scholar
Probable brown dwarf companions detected in binary microlensing events during the 2018-2020 seasons of the KMTNet survey
Cheongho Han, Y. Jung, Doeon Kim, A. Gould +47 more
2023Astronomy & Astrophysics3 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

D. Suzuki×49
Invite
D. Suzuki — researcher profile on SciRah
S. Miyazaki×46
Invite
S. Miyazaki — researcher profile on SciRah
I. Bond×44
Invite
I. Bond — researcher profile on SciRah
N. Koshimoto×44
Invite
N. Koshimoto — researcher profile on SciRah

×44

Invite

N. Rattenbury — researcher profile on SciRah

Invite

T. Sumi — researcher profile on SciRah

Invite

C. Ranc — researcher profile on SciRah

P. Tristram×43

Invite

P. Tristram — researcher profile on SciRah

Invite

A. Fukui — researcher profile on SciRah

Invite

Y. Muraki — researcher profile on SciRah

Invite

Y. Satoh — researcher profile on SciRah

Invite

Y. Itow — researcher profile on SciRah