JK
John Kielkopf
astro-ph.EPastro-ph.SRastro-ph.IMastro-phphysics.atom-phastro-ph.GAastro-ph.COphysics.ao-phphysics.chem-phphysics.plasm-ph
On Valency
published · living versionsW_zhy7xb93·v1 · currentpublished
K-H_2 Quasi-molecular absorption detected in the T-dwarf epsilon Indi Ba
with France Allard, Nicole F. Allard, Derek Homeier, Mark J. McCaughrean +1
1 version
Preprints & journals
127 papers in the corpus · 1981–2026SOPHIE and TESS characterization of fourteen TESS Objects of Interest: nine planetary systems and five low-mass stellar companions2610.08584v1 · N. Heidari, G. H'ebrard, S. Sousa et al.2026 · 0 citationsarXiv
Asymmetrical shape of the Near-Infrared K 4p-5s doublet perturbed by He and H22607.23060v1 · N.F. Allard, J.F. Kielkopf2026 · 0 citationsarXiv
CAFE follow-up of TESS hot Jupiter candidates left behind: I. Five newly confirmed planets and a false positive2607.19756v1 · J. Lillo-Box, C. Cifuentes, O. Balsalobre-Ruza et al.2026 · 0 citationsarXiv
The Pan-Pacific Planet Search -- IX. A menagerie of companions orbiting evolved stars2606.00787v1 · Robert A. Wittenmyer, Alexander Venner, Tyler Fairnington et al.2026 · 1 citationarXiv
Finding Alien Worlds in Queensland -- A Decade of MINERVA-Australis2605.05449v1 · Jonathan Horner, Robert A. Wittenmyer, Stephen R. Kane et al.2026 · 0 citationsarXiv
NGTS-11 c: a transiting Neptune-mass planet interior to the warm Saturn NGTS-11 b2510.14083v1 · David R. Anderson, Jose I. Vines, Katharine Hesse et al.2025 · 0 citationsarXiv
Line shapes of the Na/K resonance line profiles perturbed by H2 at extreme density2510.05763v1 · N. F. Allard, J. F. Kielkopf2025 · 0 citationsarXiv
The Spin-orbit alignment of two short period eclipsing binary systems2509.03826v1 · Tony Wells, B. C. Addison, R.A. Wittenmyer et al.2025 · 5 citationsarXiv
Migration and Evolution of giant ExoPlanets (MEEP) II: Super-Jupiters and Lithium-rich Host Stars2509.02666v1 · Jack Schulte, Joseph E. Rodriguez, David W. Latham et al.2025 · 4 citationsarXiv
Updated Masses for the Gas Giants in the Eight-Planet Kepler-90 System Via Transit-Timing Variation and Radial Velocity Observations2507.13588v1 · David E. Shaw, Lauren M. Weiss, Eric Agol et al.2025 · 4 citationsarXiv
A Demonstration of Interstellar Navigation Using New Horizons2506.21666v1 · Tod R. Lauer, David H. Munro, John R. Spencer et al.2025 · 2 citationsarXiv
TOI-2015b: a sub-Neptune in strong gravitational interaction with an outer non-transiting planet2502.07074v1 · K. Barkaoui, J. Korth, E. Gaidos et al.2025 · 0 citationsarXiv
The K2 and TESS Synergy III: search and rescue of the lost ephemeris for K2's first planet2409.07019v1 · Erica Thygesen, Joseph E. Rodriguez, Zoe L. De Beurs et al.2024 · 1 citationarXiv
GJ 238 b: A 0.57 Earth Radius Planet Orbiting an M2.5 Dwarf Star at 15.2 pc2407.18199v1 · Evan Tey, Avi Shporer, Zifan Lin et al.2024 · 1 citationAJ, 167, 283 (2024)
HD 21520 b: a warm sub-Neptune transiting a bright G dwarf2406.09595v1 · Molly Nies, Ismael Mireles, Francois Bouchy et al.2024 · 3 citationsarXiv
Three super-Earths and a possible water world from TESS and ESPRESSO2406.06278v1 · M. J. Hobson, F. Bouchy, B. Lavie et al.2024 · 17 citationsA&A 688, A216 (2024)
New theoretical study of potassium perturbed by He and a comparison to laboratory spectra2403.03059v1 · N. F. Allard, J. F. Kielkopf, K. Myneni et al.2024 · 8 citationsarXiv
Migration and Evolution of giant ExoPlanets (MEEP) I: Nine Newly Confirmed Hot Jupiters from the TESS Mission2401.05923v1 · Jack Schulte, Joseph E. Rodriguez, Allyson Bieryla et al.2024 · 14 citationsarXiv
rrlfe: Software for Generating and Applying Metallicity Calibrations for RR Lyrae Variable Stars Across a Wide Range of Phases and Temperatures2311.13807v1 · Eckhart Spalding, Ronald Wilhelm, Nathan De Lee et al.2023 · 0 citationsMonthly Notices of the Royal Astronomical Society, vol. 527, issue 1, January 2024, p. 828
Author Correction: A super-massive Neptune-sized planet.37863962 · Naponiello, Luca, Mancini, Luigi, Sozzetti, Alessandro et al.2023 · 1 citationNature. 2023;623(7986):E6
Two mini-Neptunes Transiting the Adolescent K-star HIP 113103 Confirmed with TESS and CHEOPS2309.04137v2 · Nataliea Lowson, George Zhou, Chelsea X. Huang et al.2023 · 3 citationsarXiv
A super-massive Neptune-sized planet.37648866 · Naponiello, Luca, Mancini, Luigi, Sozzetti, Alessandro et al.2023 · 36 citationsNature. 2023;622(7982):255-260
Transit Timing Variations in the three-planet system: TOI-2702308.10763v1 · Laurel Kaye, Shreyas Vissapragada, Maximilian N. Gunther et al.2023 · 20 citationsMonthly Notices of the Royal Astronomical Society, Volume 510, Issue 4, pp.5464-5485 (2022)
Identification of the Top TESS Objects of Interest for Atmospheric Characterization of Transiting Exoplanets with JWST2308.09617v1 · Benjamin J. Hord, Eliza M.-R. Kempton, Thomas Mikal-Evans et al.2023 · 35 citationsarXiv
TOI-1130: A photodynamical analysis of a hot Jupiter in resonance with an inner low-mass planet2305.15565v1 · J. Korth, D. Gandolfi, J. Subjak et al.2023 · 34 citationsA&A 675, A115 (2023)
TOI-1994b: A Low Mass Eccentric Brown Dwarf Transiting A Subgiant Star2305.08836v1 · Emma Page, Joshua Pepper, Duncan Wright et al.2023 · 7 citationsarXiv
TOI-2498 b: A hot bloated super-Neptune within the Neptune desert2305.06950v1 · Ginger Frame, David J. Armstrong, Heather M. Cegla et al.2023 · 5 citationsarXiv
A temperate Earth-sized planet with tidal heating transiting an M6 star.37198481 · Peterson, Merrin S, Benneke, Björn, Collins, Karen et al.2023 · 34 citationsNature. 2023;617(7962):701-705
Validating AU Microscopii d with Transit Timing Variations2302.04922v2 · Justin M. Wittrock, Peter Plavchan, Bryson L. Cale et al.2023 · 41 citationsarXiv
Spinning up a Daze: TESS Uncovers a Hot Jupiter orbiting the Rapid-Rotator TOI-7782212.08242v2 · Jake Clark, Brett Addison, Jack Okumura et al.2022 · 10 citationsAJ 165 207 (2023)
The TESS Grand Unified Hot Jupiter Survey. II. Twenty New Giant Planets2210.15473v1 · Samuel W. Yee, Joshua N. Winn, Joel D. Hartman et al.2022 · 37 citationsarXiv
A sub-Neptune transiting the young field star HD 18599 at 40 pc2210.08179v1 · Jerome P. de Leon, John H. Livingston, James S. Jenkins et al.2022 · 3 citationsarXiv
A dense mini-Neptune orbiting the bright young star HD 185992210.07945v1 · Jose I. Vines, James S. Jenkins, Zaira Berdinas et al.2022 · 13 citationsarXiv
TOI-836: A super-Earth and mini-Neptune transiting a nearby K-dwarf2208.07328v1 · Faith Hawthorn, Daniel Bayliss, Thomas G. Wilson et al.2022 · 28 citationsarXiv
TOI-2196 b: Rare planet in the hot Neptune desert transiting a G-type star2208.05797v4 · Carina M. Persson, Iskra Y. Georgieva, Davide Gandolfi et al.2022 · 25 citationsA&A 666, A184 (2022)
The TESS Grand Unified Hot Jupiter Survey. I. Ten TESS Planets2205.09728v1 · Samuel W. Yee, Joshua N. Winn, Joel D. Hartman et al.2022 · 25 citationsarXiv
Another Shipment of Six Short-Period Giant Planets from TESS2205.05709v3 · Joseph E. Rodriguez, Samuel N. Quinn, Andrew Vanderburg et al.2022 · 27 citationsarXiv
Confirmation and characterisation of three giant planets detected by TESS from the FIES/NOT and Tull/McDonald spectrographs2204.13956v2 · E. Knudstrup, L. M. Serrano, D. Gandolfi et al.2022 · 11 citationsA&A 667, A22 (2022)
A Mini-Neptune from TESS and CHEOPS Around the 120 Myr Old AB Dor member HIP 942352204.11975v2 · George Zhou, Christopher P. Wirth, Chelsea X. Huang et al.2022 · 26 citationsarXiv
HD 83443c: A highly eccentric giant planet on a 22-year orbit2204.05711v1 · Adriana Errico, Robert A. Wittenmyer, Jonathan Horner et al.2022 · 9 citationsarXiv
A Possible Alignment Between the Orbits of Planetary Systems and their Visual Binary Companions2202.00042v1 · Sam Christian, Andrew Vanderburg, Juliette Becker et al.2022 · 43 citationsarXiv
Validation of 13 Hot and Potentially Terrestrial TESS Planets2201.12661v2 · Steven Giacalone, Courtney D. Dressing, Christina Hedges et al.2022 · 35 citationsAJ 163 99 (2022)
Collision-induced satellite in the blue wing of the Balmer-beta line and consequences on the Balmer series2201.03294v1 · F. Spiegelman, N. F. Allard, J. F. Kielkopf2022 · 4 citationsarXiv
Collisional effects in the blue wing of the Balmer-alpha line2201.00878v1 · N.F. Allard, F. Spiegelman, J. F. Kielkopf et al.2022 · 4 citationsarXiv
TOI 560 : Two Transiting Planets Orbiting a K Dwarf Validated with iSHELL, PFS and HIRES RVs2112.13448v4 · Mohammed El Mufti, Peter P. Plavchan, Howard Isaacson et al.2021 · 6 citationsarXiv
TOI-1842b: A Transiting Warm Saturn Undergoing Re-Inflation around an Evolving Subgiant2112.00198v1 · Robert A. Wittenmyer, Jake T. Clark, Trifon Trifonov et al.2021 · 18 citationsarXiv
TOI-2109b: An Ultrahot Gas Giant on a 16 hr Orbit2111.12074v1 · Ian Wong, Avi Shporer, George Zhou et al.2021 · 46 citationsAJ, 162, 256 (2021)
TOI-2076 and TOI-1807: Two young, comoving planetary systems within 50 pc identified by TESS that are ideal candidates for further follow-up2111.01311v1 · Christina Hedges, Alex Hughes, Steven Giacalone et al.2021 · 49 citationsAstrophysical Journal, 162, 54 (2021)
TOI-1201 b: A mini-Neptune transiting a bright and moderately young M dwarf2109.09346v1 · D. Kossakowski, J. Kemmer, P. Bluhm et al.2021 · 38 citationsA&A 656, A124 (2021)
TOI-3362b: A Proto-Hot Jupiter Undergoing High-Eccentricity Tidal Migration2109.03771v1 · Jiayin Dong, Chelsea X. Huang, George Zhou et al.2021 · 46 citationsarXiv
Career total: at least 424 works. 127 are in this corpus.Showing the 50 most recent.
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