Jonas Kemmer

Employment

• Bundesanstalt für Gewässerkunde Researcher
  2025 - Present
• HeiGIT gGmbH Researcher
  2024 - 2024
• Universität Heidelberg Zentrum für Astronomie Postdoctoral researcher
  2022 - 2023
• Universität Heidelberg Zentrum für Astronomie PhD Student
  2018 - 2022

Education

• Ruprecht Karls Universität Heidelberg Fakultät für Physik und Astronomie Doctorate in Astronomy
  2018 - 2022

Projects & Funding

Projects & funding information is unavailable.

Publications (31)

• The CARMENES search for exoplanets around M dwarfs
  Astronomy & Astrophysics 2025 DOI: 10.1051/0004-6361/202554992
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• The CARMENES search for exoplanets around M dwarfs
  Astronomy & Astrophysics 2025 DOI: 10.1051/0004-6361/202347056
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• CARMENES input catalog of M dwarfs. VII. New rotation periods for the survey stars and their correlations with stellar activity
  Yutong Shan, Daniel Revilla, S. L. Skrzypinski +40 more
  Astronomy and Astrophysics 2024 DOI: 10.1051/0004-6361/202346794
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• Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration
  P. Gorrini, J. Kemmer, S. Dreizler +36 more
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202347108
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• TOI-1801 b: A temperate mini-Neptune around a young M0.5 dwarf
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202347346
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• The CARMENES search for exoplanets around M dwarfs. A sub-Neptunian mass planet in the habitable zone of HN Lib
  Esther Gonzalez-Alvarez, J. Kemmer, Priyanka Chaturvedi +29 more
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202346276
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• Gaussian processes for radial velocity modeling. Better rotation periods and planetary parameters with the quasi-periodic kernel and constrained priors
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202244629
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• The CARMENES search for exoplanets around M dwarfs. Guaranteed time observations Data Release 1 (2016-2020)
  Ignasi Ribas, A. Reiners, M. Zechmeister +97 more
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202244879
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• The CARMENES search for exoplanets around M dwarfs. Wolf 1069 b: Earth-mass planet in the habitable zone of a nearby, very low-mass star
  D. Kossakowski, M. Kürster, Trifon Trifonov +47 more
  Astronomy and Astrophysics 2023 DOI: 10.1051/0004-6361/202245322
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• The CARMENES search for exoplanets around M dwarfs. Stable radial-velocity variations at the rotation period of AD Leonis: A test case study of current limitations to treating stellar activity
  Astronomy and Astrophysics 2022 DOI: 10.1051/0004-6361/202243773
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• The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc
  Astronomy and Astrophysics 2022 DOI: 10.1051/0004-6361/202243834
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• A Transiting, Temperate Mini-Neptune Orbiting the M Dwarf TOI-1759 Unveiled by TESS
  Néstor Espinoza, Ε. Πάλλη, J. Kemmer +66 more
  The Astronomical Journal 2022 DOI: 10.3847/1538-3881/ac4af0
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• Discovery and mass measurement of the hot, transiting, Earth-sized planet, GJ 3929 b
  J. Kemmer, S. Dreizler, D. Kossakowski +64 more
  Astronomy and Astrophysics 2022 DOI: 10.1051/0004-6361/202142653
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• A multi-planetary system orbiting the early-M dwarf TOI-1238
  Esther Gonzalez-Alvarez, María Rosa Zapatero Osorio, Jorge Sanz‐Forcada +53 more
  Astronomy and Astrophysics 2022 DOI: 10.1051/0004-6361/202142128
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• TOI-1201 b: A mini-Neptune transiting a bright and moderately young M dwarf
  D. Kossakowski, J. Kemmer, P. Bluhm +63 more
  Astronomy and Astrophysics 2021 DOI: 10.1051/0004-6361/202141587
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• Small and rocky worlds orbiting M dwarfs: GJ 3473 b and GJ 3929 b
  Posters from the TESS Science Conference II (TSC2) 2021 DOI: 10.5281/zenodo.5126616
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• An ultra-short-period transiting super-Earth orbiting the M3 dwarf TOI-1685
  Astronomy and Astrophysics 2021 DOI: 10.1051/0004-6361/202140688
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• Mass and density of the transiting hot and rocky super-Earth LHS 1478 b (TOI-1640 b)
  Astronomy and Astrophysics 2021 DOI: 10.1051/0004-6361/202140618
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• The CARMENES M-dwarf planet survey
  Andreas Quirrenbach, CARMENES Consortium
  Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series 2020 DOI: 10.1117/12.2561380
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• The CARMENES search for exoplanets around M dwarfs. LP 714-47 b (TOI 442.01): populating the Neptune desert
  Astronomy and Astrophysics 2020 DOI: 10.1051/0004-6361/202038016
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