activity
20062026
most citedGravity modes as a way to distinguish between hydrogen- and helium-burning red giant stars

612 citations · 4k across the 66 of their papers we have counts for

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52 papers · 1 filter

astro-ph.SR2026

The Stellar Observations Network Group (SONG) -- A Legacy Archive of Stellar Time-Domain Spectroscopy

M. N. Lund, F. Grundahl, M. S. Fredslund +41

The Stellar Observations Network Group (SONG) network has operated for more than a decade, providing long-baseline, high-cadence spectroscopic observations of bright stars and the…

astro-ph.SR2023★ 4 cited

Everything that glitters is not gold: V1315 Cas is not a dormant black hole

J. Zak, D. Jones, H. M. J. Boffin +11

The quest for quiet or dormant black holes has been ongoing since several decades. Ellipsoidal variables possibly indicate the existence of a very high-mass invisible companion and…

astro-ph.SR2023★ 2 cited

Constraining stellar and orbital co-evolution through ensemble seismology of solar-like oscillators in binary systems -- A census of oscillating red-giants and main-sequence stars in Gaia DR3 binaries

P. G. Beck, D. H. Grossmann, L. Steinwender +23

Binary systems constitute a valuable astrophysics tool for testing our understanding of stellar structure and evolution. Systems containing a oscillating component are interesting…

astro-ph.SR2023★ 1 cited

Spectroscopic identification of rapidly rotating red giant stars in APOKASC-3 and APOGEE DR16

Rachel A. Patton, Marc H. Pinsonneault, Lyra Cao +6

Rapidly rotating red giant stars are astrophysically interesting but rare. In this paper we present a catalog of 3217 active red giant candidates in the APOGEE DR16 survey. We use…

astro-ph.SR2022★ 24 cited

Planet Hunters TESS IV: A massive, compact hierarchical triple star system TIC 470710327

Nora L. Eisner, Cole Johnston, Silvia Toonen +37

We report the discovery and analysis of a massive, compact, hierarchical triple system (TIC 470710327) initially identified by citizen scientists in data obtained by NASA's Transit…

astro-ph.SR2022★ 17 cited

99 oscillating red-giant stars in binary systems with NASA TESS and NASA Kepler identified from the SB9-Catalogue

P. G. Beck, S. Mathur, K. Hambleton +6

Oscillating red-giant stars in binary systems are an ideal testbed for investigating the structure and evolution of stars in the advanced phases of evolution. With 83 known red gia…