AC
A. Cassan
astro-ph.EPastro-ph.SRastro-ph.GAastro-phastro-ph.IMastro-ph.HEastro-ph.CO
On Valency
published · living versionsW_98625dp4·v1 · currentpublished
A Cold Neptune-Mass Planet OGLE-2007-BLG-368Lb: Cold Neptunes Are Common
with T. Sumi, D. P. Bennett, I. A. Bond, A. Udalski +105
1 version
Preprints & journals
91 papers in the corpus · 2006–2026Gaia20fnr: A binary-lens microlensing event with full orbital motion revealed by four space telescopes2601.15969v2 · M. Wicker, \L. Wyrzykowski, M. Hundertmark et al.2026 · 1 citationA&A 710, A294 (2026)
Constraining Lens Masses in Moderately to Highly Magnified Microlensing Events from Gaia2504.11546v2 · U. Pylypenko, \L. Wyrzykowski, P. J. Miko\lajczyk et al.2025 · 1 citationA&A 705, A24 (2026)
OGLE-2015-BLG-1609Lb: Sub-jovian planet orbiting a low-mass stellar or brown dwarf host2412.09676v2 · M.J. Mr'oz, R. Poleski, A. Udalski et al.2024 · 2 citationsA&A 698, A126 (2025)
AT2021uey: A planetary microlensing event outside the Galactic bulge2503.22331v1 · M. Ban, P. Voloshyn, R. Adomaviciene et al.2025 · 2 citationsA&A 697, A57 (2025)
Gaia21blx: Complete resolution of a binary microlensing event in the Galactic disk2404.05078v1 · P. Rota, V. Bozza, M. Hundertmark et al.2024 · 2 citationsA&A 686, A173 (2024)
Four microlensing giant planets detected through signals produced by minor-image perturbations2406.10547v1 · Cheongho Han, Ian A. Bond, Chung-Uk Lee et al.2024 · 6 citationsarXiv
Gaia22dkvLb: A Microlensing Planet Potentially Accessible to Radial-Velocity Characterization2309.03944v2 · Zexuan Wu, Subo Dong, Tuan Yi et al.2023 · 7 citationsarXiv
A close binary lens revealed by the microlensing event Gaia20bof2405.02223v1 · E. Bachelet, P. Rota, V. Bozza et al.2024 · 2 citationsarXiv
ROME/REA: Three-year, Tri-color Timeseries Photometry of the Galactic Bulge2403.05987v1 · R.A. Street, E. Bachelet, Y. Tsapras et al.2024 · 3 citationsarXiv
Lens mass estimate in the Galactic disk extreme parallax microlensing event Gaia19dke2309.03324v1 · M. Maskoli\=unas, \L. Wyrzykowski, K. Howil et al.2023 · 1 citationarXiv
Interferometric visibility of single-lens models: the thin-arcs approximation2109.11947v2 · A. Cassan2021 · 3 citationsA&A 676, A110 (2023)
MOA-2020-BLG-208Lb: Cool Sub-Saturn Planet Within Predicted Desert2210.02436v2 · Greg Olmschenk, David P. Bennett, Ian A. Bond et al.2022 · 3 citationsThe Astronomical Journal, 2023, Volume 165, Page 175
MOA-2019-BLG-008Lb: a new microlensing detection of an object at the planet/brown dwarf boundary2205.07522v1 · E. Bachelet, Y. Tsapras, Andrew Gould et al.2022 · 5 citationsarXiv
Single-lens mass measurement in the high-magnification microlensing event Gaia19bld located in the Galactic disc2112.01613v1 · K. A. Rybicki, \L. Wyrzykowski, E. Bachelet et al.2021 · 19 citationsarXiv
A spectroscopic follow-up for Gaia19bld2112.01676v1 · E. Bachelet, P. Zielinski, M. Gromadzki et al.2021 · 10 citationsarXiv
OGLE-2013-BLG-0911Lb: A Secondary on the Brown-Dwarf Planet Boundary around an M-dwarf1912.09613v1 · Shota Miyazaki, Takahiro Sumi, David P. Bennett et al.2019 · 11 citationsarXiv
Full orbital solution for the binary system in the northern Galactic disc microlensing event Gaia16aye1901.07281v2 · \Lukasz Wyrzykowski, P. Mr'oz, K. A. Rybicki et al.2019 · 33 citationsA&A 633, A98 (2020)
OGLE-2018-BLG-1011L\lowercase{b,c}: Microlensing Planetary System with Two Giant Planets Orbiting a Low-mass Star1907.01741v1 · Cheongho Han, David P. Bennett, Andrzej Udalski et al.2019 · 35 citationsarXiv
Spectroscopic Mass and Host-star Metallicity Measurements for Newly Discovered Microlensing Planet OGLE-2018-BLG-0740Lb1905.00155v2 · Cheongho Han, Jennifer C. Yee, Andrzej Udalski et al.2019 · 20 citationsarXiv
An analysis of binary microlensing event OGLE-2015-BLG-00601906.02630v1 · Y. Tsapras, A. Cassan, C. Ranc et al.2019 · 6 citationsarXiv
OGLE-2018-BLG-0022: First Prediction of an Astrometric Microlensing Signal from a Photometric Microlensing Event1904.00139v3 · Cheongho Han, Ian A. Bond, Andrzej Udalski et al.2019 · 3 citationsarXiv
Masses and Distances of Planetary Microlens Systems with High Angular Resolution Imaging1903.08185v1 · Aparna Bhattacharya, Rachel Akeson, Jay Anderson et al.2019 · 0 citationsarXiv
First assessment of the binary lens OGLE-2015_BLG-02321811.02715v1 · E. Bachelet, V. Bozza, C. Han et al.2018 · 12 citationsarXiv
The WFIRST Exoplanet Microlensing Survey1803.08564v2 · David P. Bennett, Rachel Akeson, Jay Anderson et al.2018 · 8 citationsarXiv
RoboTAP - target priorities for robotic microlensing observations1710.00523v1 · M. Hundertmark, R. A. Street, Y. Tsapras et al.2017 · 12 citationsA&A 609, A55 (2018)
OGLE-2016-BLG-1190Lb: First Spitzer Bulge Planet Lies Near the Planet/Brown-Dwarf Boundary1710.09974v3 · Y.-H. Ryu, J. C. Yee, A. Udalski et al.2017 · 36 citationsarXiv
Ground-based parallax confirmed by Spitzer: binary microlensing event MOA-2015-BLG-0201707.07737v2 · Tianshu Wang, Wei Zhu, Shude Mao et al.2017 · 10 citationsarXiv
MOA-2016-BLG-227Lb: A Massive Planet Characterized by Combining Lightcurve Analysis and Keck AO Imaging1704.01724v2 · Naoki Koshimoto, Yossi Shvartzvald, David Bennett et al.2017 · 45 citationsarXiv
Fast computation of quadrupole and hexadecapole approximations in microlensing with a single point-source evaluation1703.03600v3 · A. Cassan2017 · 6 citationsarXiv
First simultaneous microlensing observations by two space telescopes: $Spitzer$ & $Swift$ reveal a brown dwarf in event OGLE-2015-BLG-13191606.02292v1 · Y. Shvartzvald, Z. Li, A. Udalski et al.2016 · 27 citationsarXiv
The First Circumbinary Planet Found by Microlensing: OGLE-2007-BLG-349L(AB)c1609.06720v2 · D.P. Bennett, S.H. Rhie, A. Udalski et al.2016 · 121 citationsAstronomical Journal, 152, 125, 14 pp. (2016)
Characterizing Low-Mass Binaries From Observation of Long Time-scale Caustic-crossing Gravitational Microlensing Events1204.2869v3 · I.-G. Shin, C. Han, J.-Y. Choi et al.2012 · 37 citationsarXiv
Mass Measurements of Isolated Objects from Space-based Microlensing1510.02097v2 · Wei Zhu, S. Calchi Novati, A. Gould et al.2015 · 57 citationsarXiv
Interferometric observation of microlensing events1601.05665v2 · A. Cassan, C. Ranc2016 · 26 citationsarXiv
Spitzer Microlens Measurement of a Massive Remnant in a Well-Separated Binary1508.06636v2 · Y. Shvartzvald, A. Udalski, A. Gould et al.2015 · 44 citationsarXiv
The EChO science case1502.05747v1 · Giovanna Tinetti, Pierre Drossart, Paul Eccleston et al.2015 · 34 citationsarXiv
Red noise versus planetary interpretations in the microlensing event OGLE-2013-BLG-4461510.02724v2 · E. Bachelet, D. M. Bramich, C. Han et al.2015 · 13 citationsarXiv
MOA-2007-BLG-197: Exploring the brown dwarf desert1505.06037v1 · C. Ranc, A. Cassan, M. D. Albrow et al.2015 · 51 citationsA&A 580, A125 (2015)
ExELS: an exoplanet legacy science proposal for the ESA Euclid mission. II. Hot exoplanets and sub-stellar systems1410.0363v1 · I. McDonald, E. Kerins, M. Penny et al.2014 · 14 citationsarXiv
OGLE-2011-BLG-0265Lb: a Jovian Microlensing Planet Orbiting an M Dwarf1410.8252v2 · J. Skowron, I.-G. Shin, A. Udalski et al.2014 · 37 citationsarXiv
Pathway to the Galactic Distribution of Planets: Combined Spitzer and Ground-Based Microlens Parallax Measurements of 21 Single-Lens Events1411.7378v2 · S. Calchi Novati, A. Gould, A. Udalski et al.2014 · 140 citationsApJ, 804, 20 (2015)
A Sub-Earth-Mass Moon Orbiting a Gas Giant Primary or a High Velocity Planetary System in the Galactic Bulge1312.3951v1 · D.P. Bennett, V. Batista, I.A. Bond et al.2013 · 179 citationsarXiv
MOA-2010-BLG-328Lb: a sub-Neptune orbiting very late M dwarf ?1309.7714v2 · K.Furusawa, A.Udalski, T.Sumi et al.2013 · 36 citationsarXiv
A Super-Jupiter orbiting a late-type star: A refined analysis of microlensing event OGLE-2012-BLG-04061310.2428v2 · Y. Tsapras, J.-Y. Choi, R. A. Street et al.2013 · 30 citationsarXiv
Gravitational Binary-lens Events with Prominent Effects of Lens Orbital Motion1306.3744v1 · H. Park, A. Udalski, C. Han et al.2013 · 30 citationsarXiv
Microlensing Discovery of a Population of Very Tight, Very Low-mass Binary Brown Dwarfs1302.4169v2 · J.-Y. Choi, C. Han, A. Udalski et al.2013 · 51 citationsarXiv
A Giant Planet beyond the Snow Line in Microlensing Event OGLE-2011-BLG-02511303.1184v1 · N. Kains, R. Street, J.-Y. Choi et al.2013 · 37 citationsarXiv
MOA-2010-BLG-073L: An M-Dwarf with a Substellar Companion at the Planet/Brown Dwarf Boundary1211.3782v2 · R. A. Street, J.-Y. Choi, Y. Tsapras et al.2012 · 46 citationsarXiv
Microlensig Binaries with Candidate Brown Dwarf Companions1208.2323v2 · I.-G. Shin, C. Han, A. Gould et al.2012 · 22 citationsarXiv
MOA-2010-BLG-311: A planetary candidate below the threshold of reliable detection1210.6041v3 · J. C. Yee, L.-W. Hung, I. A. Bond et al.2012 · 23 citationsarXiv
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