activity
20112026
most citedSWEET-Cat: A catalogue of parameters for Stars With ExoplanETs I. New atmospheric parameters and masses for 48 stars with planets

313 citations · 4.3k across the 96 of their papers we have counts for

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9 papers · 1 filter

astro-ph.SR2026

The EBLM Project - XIX. The absence of radius inflation in a homogeneous analysis of 66 Northern low-mass eclipsing binaries

Yasmin T. Davis, Amaury H. M. J. Triaud, David V. Martin +30

Precise and accurate measurements of host stars are crucial in the search for Earth-like exoplanets, and M-dwarfs are favourable targets in this quest. Low-mass eclipsing binaries…

astro-ph.EP2026

No statistically significant evidence for a correlation between stellar and planetary composition

Daisy A. Turner, Annelies Mortier, James G. Rogers +4

The chemical compositions of planets and their hosts stars are intrinsically linked, having formed from the same protostellar material. Characterising this relationship provides ke…

astro-ph.EP2026

Understanding eccentric temperate giants: an in-depth study of the architecture and stellar obliquity of the TOI-2134 system

Federica Rescigno, Manu Stalport, Ancy Anna John +28

We revisit the TOI-2134 planetary system with three new high-cadence TESS sectors and 98 more spectra. This new analysis confirms the two orbiting planets by simultaneously modelli…

astro-ph.SR2026

gr8stars II : judgement day for spectroscopic parameter model systematics

Alix Violet Freckelton, Annelies Mortier, Megan Bedell +18

Many areas of astrophysics, including exoplanetary studies, rely on precise and accurate stellar parameters. This demands that uncertainties on these parameters truly reflect all b…

astro-ph.EP2026

Constraining Small Planet Compositions for Future Missions

Larissa Palethorpe, Annelies Mortier, Jo Ann Egger +14

Accurate mass and radius measurements of small transiting exoplanets are essential for probing their compositions, formation histories, and potential habitability. We present a uni…

astro-ph.EP2026★ 2 cited

Identifying Exoplanets with Deep Learning VI. Enhancing neural network mitigation of stellar activity RV signals with additional metrics

Naomi McWilliam, Zoë L. de Beurs, Andrew Vanderburg +12

The measurement of exoplanet masses using the radial velocity (RV) technique is currently limited by stellar activity, which introduces quasiperiodic variability signals that must…