TH
Todd J. Henry
astro-ph.SRastro-ph.EPastro-phastro-ph.GAastro-ph.IMNASA Discipline ExobiologyNon-NASA Centerastro-ph.COastro-ph.HEAtmosphere
On Valency
published · living versionsW_p9cy4khj·v1 · currentpublished
The Solar Neighborhood XXXII. The Hydrogen Burning Limit
with Sergio B. Dieterich, Wei-Chun Jao, Jennifer G. Winters, Altonio D. Hosey +2
1 version
W_f2gcv98u·v1published
Preprints & journals
96 papers in the corpus · 1987–2026The Solar Neighborhood LVI: The RMSTAR Catalog of the Nearest 3352 M Dwarf Systems and 305 of their Wide Companions2609.17729v4 · Madison R. LeBlanc, Tim M. Johns, Todd J. Henry et al.2026 · 0 citationsarXiv
Visual Orbits of Spectroscopic Binaries with the CHARA Array. V. HD 210763 and HD 2219502608.02960v1 · Kathryn V. Lester, Josephine Singleton, Alexandra M. Twomey et al.2026 · 0 citationsarXiv
The Solar Neighborhood LIV: 54 Orbits of M Dwarf Multiples within 30 Parsecs with Speckle Interferometry at SOAR2601.18905v1 · Eliot Halley Vrijmoet, Andrei Tokovinin, Todd J. Henry et al.2026 · 0 citationsarXiv
The Solar Neighborhood LV: Spectral Characterization of an Equatorial Sample of 580 K Dwarfs2601.00462v1 · Hodari-Sadiki Hubbard-James, Sebastian Carrazco-Gaxiola, Todd J. Henry et al.2026 · 1 citationarXiv
The Solar Neighborhood. LV. M Dwarf Twin Binaries -- One in Five Twin Sibling Pairs Are Mismatched in Activity and/or Rotation2510.22093v1 · Andrew A. Couperus, Todd J. Henry, Aman Kar et al.2025 · 1 citationarXiv
A Demonstration of Interstellar Navigation Using New Horizons2506.21666v1 · Tod R. Lauer, David H. Munro, John R. Spencer et al.2025 · 2 citationsarXiv
A 7-Day Multi-Wavelength Flare Campaign on AU Mic. II: Electron Densities and Kinetic Energies from High-Frequency Radio Flares2503.14624v1 · Isaiah I. Tristan, Rachel A. Osten, Yuta Notsu et al.2025 · 8 citationsarXiv
The Solar Neighborhood LII: M Dwarf Twin Binaries -- Presumed Identical Twins Appear Fraternal in Variability, Rotation, H, and X-rays2410.04726v1 · Andrew A. Couperus, Todd J. Henry, Rachel A. Osten et al.2024 · 3 citationsThe Astronomical Journal, 169, 41 (2025)
The Solar Neighborhood LI: A Variability Survey of Nearby M Dwarfs with Planets from Months to Decades with TESS and the CTIO/SMARTS 0.9 m Telescope2402.14121v2 · Aman Kar, Todd J. Henry, Andrew A. Couperus et al.2024 · 9 citations2024AJ....167..196K
Mind the Gap I: H Activity of M Dwarfs Near the Partially/Fully Convective Boundary and a New H Emission Deficiency Zone on the Main Sequence2304.14452v2 · Wei-Chun Jao, Todd J. Henry, Russel J. White et al.2023 · 14 citationsarXiv
Enabling Exoplanet Demographics Studies with Standardized Exoplanet Survey Meta-Data2304.12442v1 · Prepared by the ExoPAG Science Interest Group (SIG) 2 on Exoplanet Demographics, Jessie L. Christiansen, David P. Bennett et al.2023 · 0 citationsarXiv
A Seven-Day Multi-Wavelength Flare Campaign on AU Mic I: High-Time Resolution Light Curves and the Thermal Empirical Neupert Effect2304.05692v1 · Isaiah I. Tristan, Yuta Notsu, Adam F. Kowalski et al.2023 · 41 citationsarXiv
Estimating the Convective Turnover Time2210.11329v1 · Wei-Chun Jao, Andrew A Couperus, Eliot H. Vrijmoet et al.2022 · 9 citationsarXiv
The Solar Neighborhood L: Spectroscopic Discovery of K Dwarfs Younger Than 1 Gyr and New Binaries within 30 pc2210.03873v2 · Hodari-Sadiki Hubbard-James, D. Xavier Lesley, Todd J. Henry et al.2022 · 4 citationsAJ 164 174 (2022)
Visual Orbits of Spectroscopic Binaries with the CHARA Array. IV. HD 61859, HD 89822, HD 109510, and HD 1916922209.09993v1 · Kathryn V. Lester, Gail H. Schaefer, Francis C. Fekel et al.2022 · 6 citationsarXiv
An Adaptive Optics Census of Companions to Northern Stars Within 25 pc with Robo-AO2203.11250v1 · Maissa Salama, Carl Ziegler, Christoph Baranec et al.2022 · 17 citationsarXiv
The Solar Neighborhood XLIX: New Discoveries and Orbits of M Dwarf Multiples with Speckle Interferometry at SOAR2202.04688v1 · Eliot Halley Vrijmoet (1, Andrei Tokovinin, Todd J. Henry et al.2022 · 31 citationsarXiv
The Solar Neighborhood XLIX: Nine Giant Planets Orbiting Nearby K Dwarfs, and the CHIRON Spectrograph's Radial Velocity Performance2111.15028v1 · Leonardo A. Paredes, Todd J. Henry, Samuel N. Quinn et al.2021 · 93 citationsThe Astronomical Journal 162 (2021) 176
The LHS 1678 System: Two Earth-Sized Transiting Planets and an Astrometric Companion Orbiting an M Dwarf Near the Convective Boundary at 20 pc2110.12079v2 · Michele L. Silverstein, Joshua E. Schlieder, Thomas Barclay et al.2021 · 16 citationsarXiv
Speckle Interferometry at SOAR in 20202105.07040v1 · Andrei Tokovinin, Brian D. Mason, Rene A. Mendez et al.2021 · 28 citationsarXiv
Publisher Correction: A planet within the debris disk around the pre-main-sequence star AU Microscopii.32665715 · Plavchan, Peter, Barclay, Thomas, Gagné, Jonathan et al.2020 · 16 citationsNature. 2020;583(7818):E31
TOI 694 b and TIC 220568520 b: Two Low-Mass Companions Near the Hydrogen Burning Mass Limit Orbiting Sun-like Stars2006.14019v2 · Ismael Mireles, Avi Shporer, Nolan Grieves et al.2020 · 21 citationsarXiv
TESS spots a hot Jupiter with an inner transiting Neptune2003.10852v1 · Chelsea X. Huang, Samuel N. Quinn, Andrew Vanderburg et al.2020 · 73 citations2020ApJ...892L...7H
TOI 564 b and TOI 905 b: Grazing and Fully Transiting Hot Jupiters Discovered by TESS1912.10186v1 · Allen B. Davis, Songhu Wang, Matias Jones et al.2019 · 20 citationsarXiv
A well aligned orbit for the 45 Myr old transiting Neptune DS Tuc Ab1912.04095v2 · G. Zhou, J.N. Winn, E.R. Newton et al.2019 · 59 citationsarXiv
Astro2020 APC White Paper: Durable Agency Support for Exoplanet Catalogs and Archives1907.06977v1 · Joshua Pepper, David Ciardi, Todd Henry et al.2019 · 0 citationsarXiv
HD2685 b: A Hot-Jupiter orbiting an early F-type star detected by TESS1811.05518v1 · M. I. Jones, R. Brahm, N. Espinoza et al.2018 · 51 citationsarXiv
TESS Discovery of an ultra-short-period planet around the nearby M dwarf LHS 38441809.07242v1 · Roland Vanderspek, Chelsea X. Huang, Andrew Vanderburg et al.2018 · 160 citationsarXiv
A Gap in the Lower Main Sequence Revealed by Gaia Data Release 21806.07792v1 · Wei-Chun Jao, Todd J. Henry, Douglas R. Gies et al.2018 · 80 citationsarXiv
The Solar Neighborhood. XXXIX. Parallax Results from the CTIOPI and NOFS Programs: 50 New Members of the 25 Parsec White Dwarf Sample1706.00709v1 · John P. Subasavage, Wei-Chun Jao, Todd J. Henry et al.2017 · 57 citationsarXiv
Distance Dependent Offsets between Parallaxes for Nearby Stars and Gaia DR1 Parallaxes1611.00656v2 · Wei-Chun Jao, Todd J. Henry, Adric R. Riedel et al.2016 · 30 citationsarXiv
Young Stars with SALT1610.03867v1 · Adric R. Riedel, Munazza K. Alam, Emily L. Rice et al.2016 · 39 citationsarXiv
The Solar Neighborhood XXXVII: The Mass-Luminosity Relation for Main Sequence M Dwarfs1608.04775v4 · G. F. Benedict, T. J. Henry, O. G. Franz et al.2016 · 220 citationsarXiv
Cool Subdwarf Investigations III: Dynamical Masses of Low Metallicity Subdwarfs1607.01304v1 · Wei-Chun Jao, Ed Nelan, Todd Henry et al.2016 · 16 citationsarXiv
A High-Precision NIR Survey for RV Variable Low-Mass Stars1603.05998v1 · Jonathan Gagn'e, Peter Plavchan, Peter Gao et al.2016 · 210 citationsarXiv
Precise Near-Infrared Radial Velocities1603.05999v1 · Peter Plavchan, Peter Gao, Jonathan Gagne et al.2016 · 0 citationsarXiv
The Solar Neighborhood XXXVI: The Long-Term Photometric Variability of Nearby Red Dwarfs in the VRI Optical Bands1503.02100v1 · Altonio D. Hosey, Todd J. Henry, Wei-Chun Jao et al.2015 · 0 citationsarXiv
Observations of Binary Stars with the Differential Speckle Survey Instrument. V. Toward an Empirical Metal-Poor Mass-Luminosity Relation1503.00363v1 · Elliott P. Horch, William F. van Altena, Pierre Demarque et al.2015 · 34 citationsarXiv
The Multiplicity of Massive Stars: A High Angular Resolution Survey with the HST Fine Guidance Sensor1410.0021v1 · E. J. Aldoretta, S. M. Caballero-Nieves, D. R. Gies et al.2014 · 93 citationsarXiv
UCAC4 Nearby Star Survey: A Search for Our Stellar Neighbors1408.4010v1 · Charlie Finch, Norbert Zacharias, John Subasavage et al.2014 · 21 citationsarXiv
The Solar Neighborhood. XXXIV. A Search for Planets Orbiting Nearby M Dwarfs using Astrometry1407.4820v1 · John C. Lurie, Todd J. Henry, Wei-Chun Jao et al.2014 · 58 citationsarXiv
The Solar Neighborhood XXXII. The Hydrogen Burning Limit1312.1736v1 · Sergio B. Dieterich, Todd J. Henry, Wei-Chun Jao et al.2013 · 153 citationsarXivon Valency
The Closest M-Dwarf Quadruple System to the Sun1310.6761v1 · Cassy L. Davison, Russel J. White, Wei-Chun Jao et al.2013 · 11 citationsDavison, C.L., White, R.J., Jao, W.C., et al. 2014, aj, 147, 26
The Solar Neighborhood XXXI: Discovery of an Unusual Red+White Dwarf Binary at ~25 Parsecs via Astrometry and UV Imaging1310.4746v1 · Wei-Chun Jao, Todd J. Henry, John P. Subasavage et al.2013 · 38 citationsarXiv
The Solar Neighborhood XXX: Fomalhaut C1310.0764v1 · Eric E. Mamajek, Jennifer L. Bartlett, Andreas Seifahrt et al.2013 · 104 citationsarXiv
The Solar Neighborhood XXIX: The Habitable Real Estate of our Nearest Stellar Neighbors1307.7038v1 · Justin R. Cantrell, Todd J. Henry, Russel J. White2013 · 33 citationsarXiv
Stellar Diameters and Temperatures II. Main Sequence K & M Stars1208.2431v2 · Tabetha S. Boyajian, Kaspar von Braun, Gerard van Belle et al.2012 · 581 citationsarXiv
The Solar Neighborhood XXVII: Discovery of New Proper Motion Stars with mu > 0.18 "/yr in the Southern Sky with 16.5 > R_59F > 18.01107.4547v1 · Mark R. Boyd, Todd J. Henry, Wei-Chun Jao et al.2011 · 19 citationsarXiv
The Solar Neighborhood XXIV. Parallax Results from the CTIOPI 0.9-m Program: Stars with 1\farcs0 yr (MOTION Sample) and Subdwarfs1102.0994v1 · Wei-Chun Jao, Todd J. Henry, John P. Subasavage et al.2011 · 57 citationsarXiv
Astrophysical Parameters and Habitable Zone of the Exoplanet Hosting Star GJ 5811102.0237v1 · Kaspar von Braun, Tabetha S. Boyajian, Stephen R. Kane et al.2011 · 114 citationsarXiv
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