Ruprecht-Karls-Universität Heidelberg

Dr. Sabine Reffert


Landessternwarte



Büro
Hauptgebäude, Room 117

Post-Adresse
Zentrum für Astronomie der Universität Heidelberg
Landessternwarte
Königstuhl 12
69117 Heidelberg






Forschungsgebiete
Extrasolar Planets, Open Clusters


Dr. Sabine Reffert


Landessternwarte



Büro
Hauptgebäude, Room 117

Post-Adresse
Zentrum für Astronomie der Universität Heidelberg
Landessternwarte
Königstuhl 12
69117 Heidelberg






Forschungsgebiete
Extrasolar Planets, Open Clusters



64.
10/2020
Kovaleva, Dana A.; Ishchenko, Marina et al. (inc. Just, Andreas; Sysoliatina, Kseniia; Reffert, Sabine; Berczik, Peter)
Collinder 135 and UBC 7: A physical pair of open clusters
A&A 642, L4(2020)

63.
7/2020
Bluhm, P.; Luque, R. et al. (inc. Reffert, S.; Kemmer, J.; Kaminski, A.; Stock, S.; Quirrenbach, A.)
Precise mass and radius of a transiting super-Earth planet orbiting the M dwarf TOI-1235: a planet in the radius gap?
A&A 639, A132(2020)

62.
6/2020
Trifonov, T.; Lee, M. H. et al. (inc. Kaminski, A.; Reffert, S.; Quirrenbach, A.; Stock, S.)
The CARMENES search for exoplanets around M dwarfs. Dynamical characterization of the multiple planet system GJ 1148 and prospects of habitable exomoons around GJ 1148 b
A&A 638, A16(2020)

61.
4/2020
Stock, S.; Kemmer, J. et al. (inc. Quirrenbach, A.; Kaminski, A.; Reffert, S.)
The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti
A&A 636, A119(2020)

60.
3/2020
Launhardt, R.; Henning, Th. et al. (inc. Ruh, H. L.; Reffert, S.; Brems, S. S.; Quirrenbach, A.)
ISPY-NACO Imaging Survey for Planets around Young stars. Survey description and results from the first 2.5 years of observations
A&A 635, A162(2020)

59.
12/2019
Brems, Stefan S.; Kürster, Martin et al. (inc. Quirrenbach, Andreas; Reffert, Sabine)
Radial-velocity jitter of stars as a function of observational timescale and stellar age
A&A 632, A37(2019)

58.
11/2019
Luque, R.; Trifonov, T. et al. (inc. Wolthoff, V.; Quirrenbach, A.; Reffert, S.)
Precise radial velocities of giant stars. XIII. A second Jupiter orbiting in 4:3 resonance in the 7 CMa system
A&A 631, A136(2019)

57.
11/2019
Campante, Tiago L.; Corsaro, Enrico et al. (inc. Stock, Stephan; Reffert, Sabine)
TESS Asteroseismology of the Known Red-giant Host Stars HD 212771 and HD 203949
ApJ 885, 31(2019)

56.
9/2019
Morales, J. C.; Mustill, A. J. et al. (inc. Wolthoff, V.; Wagner, K.; Veredas, G.; Stürmer, J.; Stuber, T.; Stock, S.; Stahl, O.; Sadegi, S.; Mandel, H.; Labiche, N.; Klüter, J.; Kim, M.; Kemmer, J.; Brinkmöller, M.; Seifert, W.; Kaminski, A.; Quirrenbach, A.; Reffert, S.)
A giant exoplanet orbiting a very-low-mass star challenges planet formation models
Sci 365, 1441(2019)

55.
8/2019
Luque, R.; Pallé, E. et al. (inc. Kaminski, A.; Bluhm, P.; Stock, S.; Reffert, S.; Quirrenbach, A.; Kemmer, J.)
Planetary system around the nearby M dwarf GJ 357 including a transiting, hot, Earth-sized planet optimal for atmospheric characterization
A&A 628, A39(2019)

54.
7/2019
Musso Barcucci, Arianna; Launhardt, Ralf et al. (inc. Reffert, Sabine; Quirrenbach, Andreas; Brems, Stefan S.)
ISPY - NaCo Imaging Survey for Planets around Young stars. Discovery of an M dwarf in the gap between HD 193571 and its debris ring
A&A 627, A77(2019)

53.
7/2019
Zechmeister, M.; Dreizler, S. et al. (inc. Wolthoff, V.; Wagner, K.; Veredas, G.; Tala Pinto, M.; Stürmer, J.; Stuber, T.; Stock, S.; Stahl, O.; Seifert, W.; Sadegi, S.; Reffert, S.; Mandel, H.; Magán Madinabeitia, H.; Klüter, J.; Kim, M.; Kemmer, J.; Kaminski, A.; Brinkmöller, M.; Bluhm, P.; Quirrenbach, A.)
The CARMENES search for exoplanets around M dwarfs. Two temperate Earth-mass planet candidates around Teegarden's Star
A&A 627, A49(2019)

52.
7/2019
Veras, Dimitri; Efroimsky, Michael et al. (inc. Quirrenbach, Andreas; Reffert, Sabine; Wolthoff, Vera)
Orbital relaxation and excitation of planets tidally interacting with white dwarfs
MNRAS 486, 3831(2019)

51.
6/2019
Janson, Markus; Asensio-Torres, Ruben et al. (inc. Reffert, Sabine)
The B-Star Exoplanet Abundance Study: a co-moving 16-25 MJup companion to the young binary system HIP 79098
A&A 626, A99(2019)

50.
5/2019
Reichert, Katja; Reffert, Sabine et al. (inc. Quirrenbach, Andreas; Stock, Stephan)
Precise radial velocities of giant stars. XII. Evidence against the proposed planet Aldebaran b
A&A 625, A22(2019)

49.
4/2019
Manser, Christopher J.; Gänsicke, Boris T. et al. (inc. Reffert, Sabine; Quirrenbach, Andreas)
A planetesimal orbiting within the debris disc around a white dwarf star
Sci 364, 66(2019)

48.
4/2019
Quirrenbach, Andreas; Trifonov, Trifon et al. (inc. Reffert, Sabine)
Precise radial velocities of giant stars. XI. Two brown dwarfs in 6:1 mean motion resonance around the K giant star ν Ophiuchi
A&A 624, A18(2019)

47.
4/2019
Cugno, G.; Quanz, S. P. et al. (inc. Reffert, S.; Quirrenbach, A.; Brems, S. S.)
ISPY - NaCo Imaging Survey for Planets around Young stars. A young companion candidate embedded in the R CrA cloud
A&A 624, A29(2019)

46.
3/2019
Trifonov, Trifon; Stock, Stephan et al. (inc. Reffert, Sabine)
Two Jovian Planets around the Giant Star HD 202696: A Growing Population of Packed Massive Planetary Pairs around Massive Stars?
AJ 157, 93(2019)

45.
2/2019
Cheetham, A. C.; Samland, M. et al. (inc. Reffert, S.; Quirrenbach, A.; Brems, S. S.)
Spectral and orbital characterisation of the directly imaged giant planet HIP 65426 b
A&A 622, A80(2019)

44.
2/2019
Wang, Songhu; Jones, Matias et al. (inc. Reffert, Sabine)
HD 202772A b: A Transiting Hot Jupiter around a Bright, Mildly Evolved Star in a Visual Binary Discovered by TESS
AJ 157, 51(2019)

43.
11/2018
Ribas, I.; Tuomi, M. et al. (inc. Tsapras, Y.; Seifert, W.; Reffert, S.; Kaminski, A.; Quirrenbach, A.)
A candidate super-Earth planet orbiting near the snow line of Barnard's star
Natur 563, 365(2018)

42.
10/2018
Kaminski, A.; Trifonov, T. et al. (inc. Stahl, O.; Seifert, W.; Sadegi, S.; Reffert, S.; Mandel, H.; Luque, R.; Quirrenbach, A.)
The CARMENES search for exoplanets around M dwarfs. A Neptune-mass planet traversing the habitable zone around HD 180617
A&A 618, A115(2018)

41.
8/2018
Stock, Stephan; Reffert, Sabine; Quirrenbach, Andreas
Precise radial velocities of giant stars. X. Bayesian stellar parameters and evolutionary stages for 372 giant stars from the Lick planet search
A&A 616, A33(2018)

40.
7/2018
Yen, Steffi X.; Reffert, Sabine; Schilbach, Elena; Röser, Siegfried; Kharchenko, Nina V.; Piskunov, Anatoly E.
Reanalysis of nearby open clusters using Gaia DR1/TGAS and HSOY
A&A 615, A12(2018)

39.
6/2018
Tal-Or, L.; Zechmeister, M. et al. (inc. Seifert, W.; Sadegi, S.; Reffert, S.; Quirrenbach, A.)
The CARMENES search for exoplanets around M dwarfs. Radial-velocity variations of active stars in visual-channel spectra
A&A 614, A122(2018)

38.
6/2018
Piskunov, A. E.; Just, A. et al. (inc. Yen, S. X.; Reffert, S.; Berczik, P.; Kharchenko, N. V.)
Global survey of star clusters in the Milky Way. VI. Age distribution and cluster formation history
A&A 614, A22(2018)

37.
4/2018
Reiners, A.; Zechmeister, M. et al. (inc. Xu, W.; Wolthoff, V.; Wagner, K.; Veredas, G.; Tala, M.; Stürmer, J.; Stahl, O.; Sadegi, S.; Reffert, S.; Mandel, H.; Klüter, J.; Grohnert, S.; Feiz, C.; Brinkmöller, M.; Seifert, W.; Kaminski, A.; Quirrenbach, A.; Caballero, J. A.)
The CARMENES search for exoplanets around M dwarfs. High-resolution optical and near-infrared spectroscopy of 324 survey stars
A&A 612, A49(2018)

36.
4/2018
Trifonov, Trifon; Lee, Man Hoi; Reffert, Sabine; Quirrenbach, Andreas
Dynamical Analysis of the Circumprimary Planet in the Eccentric Binary System HD 59686
AJ 155, 174(2018)

35.
2/2018
Reiners, A.; Ribas, I. et al. (inc. Wolthoff, V.; Wagner, K.; Tala, M.; Stürmer, J.; Stahl, O.; Sadegi, S.; Reffert, S.; Mandel, H.; Klüter, J.; Kim, M.; Grohnert, S.; Feiz, C.; Brinkmöller, M.; Seifert, W.; Kaminski, A.; Quirrenbach, A.; Caballero, J. A.)
The CARMENES search for exoplanets around M dwarfs. HD147379 b: A nearby Neptune in the temperate zone of an early-M dwarf
A&A 609, L5(2018)

34.
2/2018
Trifonov, T.; Kürster, M. et al. (inc. Wolthoff, V.; Wagner, K.; Tala, M.; Stahl, O.; Sadegi, S.; Mandel, H.; Klüter, J.; Kim, M.; Grohnert, S.; Feiz, C.; Brinkmöller, M.; Stürmer, J.; Seifert, W.; Kaminski, A.; Reffert, S.; Quirrenbach, A.; Caballero, J. A.)
The CARMENES search for exoplanets around M dwarfs . First visual-channel radial-velocity measurements and orbital parameter updates of seven M-dwarf planetary systems
A&A 609, A117(2018)

33.
1/2018
Zechmeister, M.; Reiners, A. et al. (inc. Wolthoff, V.; Seifert, W.; Reffert, S.; Quirrenbach, A.; Kaminski, A.)
Spectrum radial velocity analyser (SERVAL). High-precision radial velocities and two alternative spectral indicators
A&A 609, A12(2018)

32.
10/2017
Kovaleva, Dana A.; Piskunov, Anatoly E. et al. (inc. Yen, Steffi X.; Reffert, Sabine; Schilbach, Elena; Röser, Siegfried)
Open star clusters in the Milky Way. Comparison of photometric and trigonometric distance scales based on Gaia TGAS data
A&A 606, L8(2017)

31.
6/2017
Trifonov, T.; Kürster, M. et al. (inc. Brems, S. S.; Reffert, S.)
Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU
A&A 602, L8(2017)

30.
10/2016
Ortiz, Mauricio; Reffert, Sabine et al. (inc. Quirrenbach, Andreas; Trifonov, Trifon)
Precise radial velocities of giant stars. IX. HD 59686 Ab: a massive circumstellar planet orbiting a giant star in a 13.6 au eccentric binary system
A&A 595, A55(2016)

29.
10/2015
Trifonov, Trifon; Reffert, Sabine et al. (inc. Quirrenbach, Andreas)
Precise radial velocities of giant stars. VIII. Testing for the presence of planets with CRIRES infrared radial velocities
A&A 582, A54(2015)

28.
5/2015
Kürster, Martin; Trifonov, Trifon et al. (inc. Reffert, Sabine)
Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894
A&A 577, A103(2015)

27.
2/2015
Reffert, Sabine; Bergmann, Christoph; Quirrenbach, Andreas; Trifonov, Trifon; Künstler, Andreas
Precise radial velocities of giant stars. VII. Occurrence rate of giant extrasolar planets as a function of mass and metallicity
A&A 574, A116(2015)

26.
1/2015
Ortiz, Mauricio; Gandolfi, Davide et al. (inc. Quirrenbach, Andreas; Reffert, Sabine)
Kepler-432 b: a massive warm Jupiter in a 52-day eccentric orbit transiting a giant star
A&A 573, L6(2015)

25.
8/2014
Trifonov, Trifon; Reffert, Sabine et al. (inc. Quirrenbach, Andreas)
Precise radial velocities of giant stars. VI. A possible 2:1 resonant planet pair around the K giant star η Ceti
A&A 568, A64(2014)

24.
4/2014
Wöllert, Maria; Brandner, Wolfgang et al. (inc. Reffert, Sabine)
The young binary HD 102077: Orbit, spectral type, kinematics, and moving group membership
A&A 564, A10(2014)

23.
12/2013
Manjavacas, E.; Goldman, B. et al. (inc. Reffert, S.)
Parallax measurements of cool brown dwarfs
A&A 560, A52(2013)

22.
7/2013
Mitchell, David S.; Reffert, Sabine et al. (inc. Quirrenbach, Andreas; Trifonov, Trifon)
Precise radial velocities of giant stars. V. A brown dwarf and a planet orbiting the K giant stars τ Geminorum and 91 Aquarii
A&A 555, A87(2013)

21.
3/2013
Sahlmann, J.; Henning, T. et al. (inc. Kaminski, A.; Reffert, S.; Elias, N. M.; Quirrenbach, A.)
The ESPRI project: astrometric exoplanet search with PRIMA. I. Instrument description and performance of first light observations
A&A 551, A52(2013)

20.
3/2011
Reffert, S.; Quirrenbach, A.
Mass constraints on substellar companion candidates from the re-reduced Hipparcos intermediate astrometric data: nine confirmed planets and two confirmed brown dwarfs
A&A 527, A140(2011)

19.
1/2011
Johnson, John Asher; Payne, Matthew et al. (inc. Reffert, Sabine)
Retired A Stars and Their Companions. VI. A Pair of Interacting Exoplanet Pairs Around the Subgiants 24 Sextanis and HD 200964
AJ 141, 16(2011)

18.
10/2010
Joergens, V.; Müller, A.; Reffert, S.
Improved radial velocity orbit of the young binary brown dwarf candidate Cha Hα 8
A&A 521, A24(2010)

17.
9/2010
Kane, Stephen R.; Reffert, Sabine et al. (inc. Bergmann, Christoph; Schwab, Christian)
On the Transit Potential of the Planet Orbiting Iota Draconis
ApJ 720, 1644(2010)

16.
4/2010
Bedding, Timothy R.; Kjeldsen, Hans et al. (inc. Reffert, Sabine)
A Multi-Site Campaign to Measure Solar-Like Oscillations in Procyon. II. Mode Frequencies
ApJ 713, 935(2010)

15.
1/2010
Bowler, Brendan P.; Johnson, John Asher et al. (inc. Schwab, Christian; Reffert, Sabine)
Retired A Stars and Their Companions. III. Comparing the Mass-Period Distributions of Planets Around A-Type Stars and Sun-Like Stars
ApJ 709, 396(2010)

14.
11/2009
Reffert, Sabine
Astrometric measurement techniques
NewAR 53, 329(2009)

13.
10/2009
Janson, M.; Apai, D. et al. (inc. Reffert, S.)
Imaging search for the unseen companion to ∊ Ind A - improving the detection limits with 4 μm observations
MNRAS 399, 377(2009)

12.
9/2009
Albrecht, Simon; Reffert, Sabine et al.
Misaligned spin and orbital axes cause the anomalous precession of DI Herculis
Natur 461, 373(2009)

11.
3/2009
Wittenmyer, Robert A.; Endl, Michael et al. (inc. Reffert, Sabine)
HD 91669B: A New Brown Dwarf Candidate from the McDonald Observatory Planet Search
AJ 137, 3529(2009)

10.
11/2008
Arentoft, Torben; Kjeldsen, Hans et al. (inc. Reffert, Sabine)
A Multisite Campaign to Measure Solar-like Oscillations in Procyon. I. Observations, Data Reduction, and Slow Variations
ApJ 687, 1180(2008)

9.
11/2008
Zechmeister, M.; Reffert, S. et al. (inc. Quirrenbach, A.)
The discovery of stellar oscillations in the K giant ι Draconis
A&A 491, 531(2008)

8.
9/2008
Janson, M.; Reffert, S. et al. (inc. Lenzen, R.)
A comprehensive examination of the ∊ Eridani system. Verification of a 4 micron narrow-band high-contrast imaging approach for planet searches
A&A 488, 771(2008)

7.
6/2008
Kürster, M.; Endl, M.; Reffert, S.
A probable close brown dwarf companion to GJ 1046 (M 2.5V)
A&A 483, 869(2008)

6.
3/2008
Johnson, John Asher; Marcy, Geoffrey W. et al. (inc. Reffert, Sabine)
Retired A Stars and Their Companions. II. Jovian Planets Orbiting κ CrB and HD 167042
ApJ 675, 784(2008)

5.
3/2008
Hekker, S.; Snellen, I. A. G. et al. (inc. Reffert, S.; Quirrenbach, A.)
Precise radial velocities of giant stars. IV. A correlation between surface gravity and radial velocity variation and a statistical investigation of companion properties
A&A 480, 215(2008)

4.
11/2007
Albrecht, S.; Reffert, S. et al. (inc. Quirrenbach, A.)
The spin axes orbital alignment of both stars within the eclipsing binary system V1143 Cyg using the Rossiter-McLaughlin effect
A&A 474, 565(2007)

3.
8/2007
Johnson, John Asher; Fischer, Debra A. et al. (inc. Reffert, Sabine)
Retired A Stars and Their Companions: Exoplanets Orbiting Three Intermediate-Mass Subgiants
ApJ 665, 785(2007)

2.
6/2007
Janson, Markus; Brandner, Wolfgang et al. (inc. Reffert, Sabine)
NACO-SDI Direct Imaging Search for the Exoplanet ∊ Eri b
AJ 133, 2442(2007)

1.
11/2006
Reffert, Sabine; Quirrenbach, Andreas et al.
Precise Radial Velocities of Giant Stars. II. Pollux and Its Planetary Companion
ApJ 652, 661(2006)

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