39.
9/2026
Müller, Jonas; Hekker, Saskia
Oscillations of red giant stars with magnetic damping in the core: II. Mixed mode visibilities on the red giant branch
A&A 713, A151(2026)
Müller, Jonas; Hekker, Saskia
Oscillations of red giant stars with magnetic damping in the core: II. Mixed mode visibilities on the red giant branch
A&A 713, A151(2026)
38.
9/2026
Hekker, S.
The Role of Specific Entropy in the Onset of the Luminosity Bump
ApJ 1008, L61(2026)
Hekker, S.
The Role of Specific Entropy in the Onset of the Luminosity Bump
ApJ 1008, L61(2026)
37.
7/2026
SDSS Collaboration; Aghakhanloo, Mojgan et al. (inc. Wylezalek, Dominika; Sattler, Natascha; Liang, Fu-Heng; Li, Jing; Kreckel, Kathryn; Klessen, Ralf; Hekker, Saskia; Greve, Hannah; Grebel, Eva; Egorova, Evgeniya; Egorov, Oleg; Demke, Delvin)
The Nineteenth Data Release of the Sloan Digital Sky Survey
ApJS 285, 9(2026)
SDSS Collaboration; Aghakhanloo, Mojgan et al. (inc. Wylezalek, Dominika; Sattler, Natascha; Liang, Fu-Heng; Li, Jing; Kreckel, Kathryn; Klessen, Ralf; Hekker, Saskia; Greve, Hannah; Grebel, Eva; Egorova, Evgeniya; Egorov, Oleg; Demke, Delvin)
The Nineteenth Data Release of the Sloan Digital Sky Survey
ApJS 285, 9(2026)
36.
6/2026
Choi, Jeong Yun; Espinoza-Rojas, Francisca; Hekker, Saskia
Hidden oscillations in plain sight: Identification of seismically unresolved red-giant asteroseismic binary candidates
A&A 710, A143(2026)
Choi, Jeong Yun; Espinoza-Rojas, Francisca; Hekker, Saskia
Hidden oscillations in plain sight: Identification of seismically unresolved red-giant asteroseismic binary candidates
A&A 710, A143(2026)
35.
6/2026
van Lier, T.; Müller, J.; Hekker, S.
Facing the phase: Gravity-mode offset and buoyancy glitches in stars on the red-giant branch
A&A 710, A302(2026)
van Lier, T.; Müller, J.; Hekker, S.
Facing the phase: Gravity-mode offset and buoyancy glitches in stars on the red-giant branch
A&A 710, A302(2026)
34.
6/2026
Yun Choi, Jeong; Espinoza-Rojas, Francisca; Hekker, Saskia
Hidden oscillations in plain sight: Identification of seismically unresolved red-giant asteroseismic binary candidates
A&A 710, A143(2026)
Yun Choi, Jeong; Espinoza-Rojas, Francisca; Hekker, Saskia
Hidden oscillations in plain sight: Identification of seismically unresolved red-giant asteroseismic binary candidates
A&A 710, A143(2026)
33.
5/2026
Hekker, S.; Elsworth, Y. et al. (inc. Buchele, L.)
The sensitivity and behaviour of the curvature in the échelle diagram of red-giant stars
A&A 709, A84(2026)
Hekker, S.; Elsworth, Y. et al. (inc. Buchele, L.)
The sensitivity and behaviour of the curvature in the échelle diagram of red-giant stars
A&A 709, A84(2026)
32.
3/2026
Müller, Jonas; Coppée, Quentin et al. (inc. Hekker, Saskia)
Asymptotic power spectra and visibilities of damped mixed modes
A&A 707, A126(2026)
Müller, Jonas; Coppée, Quentin et al. (inc. Hekker, Saskia)
Asymptotic power spectra and visibilities of damped mixed modes
A&A 707, A126(2026)
31.
12/2025
Ahlborn, F.; Joel Ong, J. M. et al. (inc. Hekker, S.)
Impact of near-degeneracy effects on linear rotational inversions for red giant stars
A&A 704, A230(2025)
Ahlborn, F.; Joel Ong, J. M. et al. (inc. Hekker, S.)
Impact of near-degeneracy effects on linear rotational inversions for red giant stars
A&A 704, A230(2025)
30.
12/2025
Noll, Anthony; Basu, Sarbani; Hekker, Saskia
Ensemble seismic study of the properties of the core of red clump stars
A&A 704, A188(2025)
Noll, Anthony; Basu, Sarbani; Hekker, Saskia
Ensemble seismic study of the properties of the core of red clump stars
A&A 704, A188(2025)
29.
11/2025
Espinoza-Rojas, Francisca; Themeßl, Nathalie; Hekker, Saskia
Red giant asteroseismic binaries in the Kepler field: Identifying gravitationally bound systems
A&A 703, A66(2025)
Espinoza-Rojas, Francisca; Themeßl, Nathalie; Hekker, Saskia
Red giant asteroseismic binaries in the Kepler field: Identifying gravitationally bound systems
A&A 703, A66(2025)
28.
8/2025
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Linearity of Structure Kernels in Main-sequence and Subgiant Solar-like Oscillators
ApJ 989, 158(2025)
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Linearity of Structure Kernels in Main-sequence and Subgiant Solar-like Oscillators
ApJ 989, 158(2025)
27.
8/2025
van Lier, T.; Müller, J.; Hekker, S.
Weak or strong: Coupling of mixed oscillation modes on the red giant branch
A&A 700, A1(2025)
van Lier, T.; Müller, J.; Hekker, S.
Weak or strong: Coupling of mixed oscillation modes on the red giant branch
A&A 700, A1(2025)
26.
7/2025
Yu, Jie; Gehan, Charlotte et al. (inc. Hekker, Saskia)
Enhanced magnetic activity in rapidly rotating binary stars
NatAs 9, 1045(2025)
Yu, Jie; Gehan, Charlotte et al. (inc. Hekker, Saskia)
Enhanced magnetic activity in rapidly rotating binary stars
NatAs 9, 1045(2025)
25.
7/2025
Bordadágua, B.; Ahlborn, F. et al. (inc. Hekker, S.; Coppée, Q.)
The efficiency of mixed modes for angular momentum transport
A&A 699, A310(2025)
Bordadágua, B.; Ahlborn, F. et al. (inc. Hekker, S.; Coppée, Q.)
The efficiency of mixed modes for angular momentum transport
A&A 699, A310(2025)
24.
7/2025
Choi, Jeong Yun; Espinoza-Rojas, Francisca et al. (inc. Hekker, Saskia)
Power density spectra morphologies of seismically unresolved red-giant asteroseismic binaries
A&A 699, A180(2025)
Choi, Jeong Yun; Espinoza-Rojas, Francisca et al. (inc. Hekker, Saskia)
Power density spectra morphologies of seismically unresolved red-giant asteroseismic binaries
A&A 699, A180(2025)
23.
7/2025
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Asteroseismic Structure Inversions of Main-sequence Solar-like Oscillators with Convective Cores
ApJ 987, 97(2025)
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Asteroseismic Structure Inversions of Main-sequence Solar-like Oscillators with Convective Cores
ApJ 987, 97(2025)
22.
6/2025
Henneco, J.; Schneider, F. R. N. et al. (inc. Hekker, S.; Heller, M.)
Asteroseismic predictions for a massive main-sequence merger product
A&A 698, A49(2025)
Henneco, J.; Schneider, F. R. N. et al. (inc. Hekker, S.; Heller, M.)
Asteroseismic predictions for a massive main-sequence merger product
A&A 698, A49(2025)
21.
6/2025
Rauer, Heike; Aerts, Conny et al. (inc. Quirrenbach, Andreas; Ludwig, Hans-Guenter; Hekker, Saskia)
The PLATO mission
ExA 59, 26(2025)
Rauer, Heike; Aerts, Conny et al. (inc. Quirrenbach, Andreas; Ludwig, Hans-Guenter; Hekker, Saskia)
The PLATO mission
ExA 59, 26(2025)
20.
5/2025
Vrard, M.; Pinsonneault, M. H. et al. (inc. Hekker, S.)
Red giant evolutionary status determination: The complete Kepler catalog
A&A 697, A165(2025)
Vrard, M.; Pinsonneault, M. H. et al. (inc. Hekker, S.)
Red giant evolutionary status determination: The complete Kepler catalog
A&A 697, A165(2025)
19.
5/2025
Larsen, J. R.; Rørsted, J. L. et al. (inc. Hekker, S.)
Pushing the boundaries of asteroseismic individual frequency modelling: Unveiling two evolved very low-metallicity red giants
A&A 697, A153(2025)
Larsen, J. R.; Rørsted, J. L. et al. (inc. Hekker, S.)
Pushing the boundaries of asteroseismic individual frequency modelling: Unveiling two evolved very low-metallicity red giants
A&A 697, A153(2025)
18.
4/2025
Müller, Jonas; Coppée, Quentin; Hekker, Saskia
Oscillations of red giant stars with magnetic damping in the core: I. Dissipation of mode energy in dipole-like magnetic fields
A&A 696, A134(2025)
Müller, Jonas; Coppée, Quentin; Hekker, Saskia
Oscillations of red giant stars with magnetic damping in the core: I. Dissipation of mode energy in dipole-like magnetic fields
A&A 696, A134(2025)
17.
2/2025
Pinsonneault, Marc H.; Zinn, Joel C. et al. (inc. Hekker, Saskia)
APOKASC-3: The Third Joint Spectroscopic and Asteroseismic Catalog for Evolved Stars in the Kepler Fields
ApJS 276, 69(2025)
Pinsonneault, Marc H.; Zinn, Joel C. et al. (inc. Hekker, Saskia)
APOKASC-3: The Third Joint Spectroscopic and Asteroseismic Catalog for Evolved Stars in the Kepler Fields
ApJS 276, 69(2025)
16.
1/2025
Ahlborn, F.; Bellinger, E. P. et al. (inc. Mokrytska, D.; Hekker, S.)
The robustness of inferred envelope and core rotation rates of red giant stars from asteroseismology
A&A 693, A274(2025)
Ahlborn, F.; Bellinger, E. P. et al. (inc. Mokrytska, D.; Hekker, S.)
The robustness of inferred envelope and core rotation rates of red giant stars from asteroseismology
A&A 693, A274(2025)
15.
10/2024
Coppée, Q.; Müller, J. et al. (inc. Hekker, S.)
The radial modes of stars with suppressed dipole modes
A&A 690, A324(2024)
Coppée, Q.; Müller, J. et al. (inc. Hekker, S.)
The radial modes of stars with suppressed dipole modes
A&A 690, A324(2024)
14.
10/2024
Henneco, J.; Schneider, F. R. N. et al. (inc. Hekker, S.)
Merger seismology: Distinguishing massive merger products from genuine single stars using asteroseismology
A&A 690, A65(2024)
Henneco, J.; Schneider, F. R. N. et al. (inc. Hekker, S.)
Merger seismology: Distinguishing massive merger products from genuine single stars using asteroseismology
A&A 690, A65(2024)
13.
8/2024
Lund, Mikkel N.; Basu, Sarbani et al. (inc. Hekker, Saskia)
The K2 Asteroseismic KEYSTONE sample of Dwarf and Subgiant Solar-Like Oscillators. I. Data and Asteroseismic parameters
A&A 688, A13(2024)
Lund, Mikkel N.; Basu, Sarbani et al. (inc. Hekker, Saskia)
The K2 Asteroseismic KEYSTONE sample of Dwarf and Subgiant Solar-Like Oscillators. I. Data and Asteroseismic parameters
A&A 688, A13(2024)
12.
5/2024
Roberts, John D.; Pinsonneault, Marc H. et al. (inc. Hekker, Saskia)
Nature versus nurture: distinguishing effects from stellar processing and chemical evolution on carbon and nitrogen in red giant stars
MNRAS 530, 149(2024)
Roberts, John D.; Pinsonneault, Marc H. et al. (inc. Hekker, Saskia)
Nature versus nurture: distinguishing effects from stellar processing and chemical evolution on carbon and nitrogen in red giant stars
MNRAS 530, 149(2024)
11.
3/2024
Noll, Anthony; Basu, Sarbani; Hekker, Saskia
Effect of nuclear reactions rates and core boundary mixing on the seismology of red clump stars
A&A 683, A189(2024)
Noll, Anthony; Basu, Sarbani; Hekker, Saskia
Effect of nuclear reactions rates and core boundary mixing on the seismology of red clump stars
A&A 683, A189(2024)
10.
2/2024
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Asteroseismic Inversions for Internal Sound Speed Profiles of Main-sequence Stars with Radiative Cores
ApJ 961, 198(2024)
Buchele, Lynn; Bellinger, Earl P. et al. (inc. Hekker, Saskia)
Asteroseismic Inversions for Internal Sound Speed Profiles of Main-sequence Stars with Radiative Cores
ApJ 961, 198(2024)
9.
1/2024
Coelho, H. R.; Miglio, A. et al. (inc. Hekker, S.)
Seismic and spectroscopic analysis of nine bright red giants observed by Kepler
MNRAS 527, 8535(2024)
Coelho, H. R.; Miglio, A. et al. (inc. Hekker, S.)
Seismic and spectroscopic analysis of nine bright red giants observed by Kepler
MNRAS 527, 8535(2024)
8.
11/2023
Covelo-Paz, A.; Themeßl, N.; Espinoza-Rojas, F.; Hekker, S.
New red giants in NGC 6791 and NGC 6819 using Kepler superstamps
A&A 679, A134(2023)
Covelo-Paz, A.; Themeßl, N.; Espinoza-Rojas, F.; Hekker, S.
New red giants in NGC 6791 and NGC 6819 using Kepler superstamps
A&A 679, A134(2023)
7.
2/2023
Yu, Jie; Khanna, Shourya et al. (inc. Hekker, Saskia; Themessl, Nathalie)
Revised Extinctions and Radii for 1.5 Million Stars Observed by APOGEE, GALAH, and RAVE
ApJS 264, 41(2023)
Yu, Jie; Khanna, Shourya et al. (inc. Hekker, Saskia; Themessl, Nathalie)
Revised Extinctions and Radii for 1.5 Million Stars Observed by APOGEE, GALAH, and RAVE
ApJS 264, 41(2023)
6.
12/2022
Ahlborn, F.; Bellinger, E. P. et al. (inc. Mokrytska, D.; Hekker, S.)
Improved asteroseismic inversions for red-giant surface rotation rates
A&A 668, A98(2022)
Ahlborn, F.; Bellinger, E. P. et al. (inc. Mokrytska, D.; Hekker, S.)
Improved asteroseismic inversions for red-giant surface rotation rates
A&A 668, A98(2022)
5.
12/2022
Karjalainen, Marie; Karjalainen, Raine et al. (inc. Hekker, Saskia)
Companions to Kepler giant stars: A long-period eccentric sub-stellar companion to KIC 3526061 and a stellar companion to HD 187878
A&A 668, A26(2022)
Karjalainen, Marie; Karjalainen, Raine et al. (inc. Hekker, Saskia)
Companions to Kepler giant stars: A long-period eccentric sub-stellar companion to KIC 3526061 and a stellar companion to HD 187878
A&A 668, A26(2022)
4.
5/2022
Stello, Dennis; Saunders, Nicholas et al. (inc. Hekker, Saskia)
TESS asteroseismology of the Kepler red giants
MNRAS 512, 1677(2022)
Stello, Dennis; Saunders, Nicholas et al. (inc. Hekker, Saskia)
TESS asteroseismology of the Kepler red giants
MNRAS 512, 1677(2022)
3.
7/2021
Bellinger, Earl P.; Basu, Sarbani et al. (inc. Hekker, Saskia)
Asteroseismic Inference of the Central Structure in a Subgiant Star
ApJ 915, 100(2021)
Bellinger, Earl P.; Basu, Sarbani et al. (inc. Hekker, Saskia)
Asteroseismic Inference of the Central Structure in a Subgiant Star
ApJ 915, 100(2021)
2.
4/2021
Addison, Brett C.; Wright, Duncan J. et al. (inc. Hekker, Saskia)
TOI-257b (HD 19916b): a warm sub-saturn orbiting an evolved F-type star
MNRAS 502, 3704(2021)
Addison, Brett C.; Wright, Duncan J. et al. (inc. Hekker, Saskia)
TOI-257b (HD 19916b): a warm sub-saturn orbiting an evolved F-type star
MNRAS 502, 3704(2021)
1.
3/2021
Yu, Jie; Hekker, Saskia et al.
Asteroseismology of luminous red giants with Kepler - II. Dependence of mass-loss on pulsations and radiation
MNRAS 501, 5135(2021)
Yu, Jie; Hekker, Saskia et al.
Asteroseismology of luminous red giants with Kepler - II. Dependence of mass-loss on pulsations and radiation
MNRAS 501, 5135(2021)
