Welcome to my homepage!

Sabine Reffert

Please note that my last name changed
from Frink to Reffert as of September 2004!

Sterrewacht Leiden
Huygens Laboratory
Niels Bohrweg 2
2333 CA Leiden
The Netherlands
postal address:
P.O. Box 9513
2300 RA Leiden
The Netherlands

Tel: +31-71-527 8411
Fax: +31-71-527 5743
email: sabine@strw.leidenuniv.nl

NEW: Four more Substellar Companions around K Giant stars!
(January 2004)

A Substellar Companion orbiting the Giant Star iota Draconis
(updated August 19, 2005)

PhD thesis: Kinematics of T Tauri Stars in nearby Star Forming Regions
[abstract] [ps-file] (4.4 MB) [gzipped ps-file] (1.1 MB)

astronomical links other link collections
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Publications

2006

A&A 449, 699, 2006
Hipparcos Astrometric Orbits for two Brown Dwarf Companions: HD 38529 and HD 168443
Sabine Reffert, Andreas Quirrenbach

Distant Worlds: Proceedings of the Asteroseismology Session, JENAM 2005
eds. A. Noels & C. Aerts, Communications in Asteroseismology, Vol. 147, p. 121, 2006
Radial velocity variations in K giants: planets or pulsations?
S. Hekker, S. Reffert, A. Quirrenbach

2005

A&A 433, 151, 2005
Identification of a complete sample of northern ROSAT All-Sky Survey X-ray sources
VIII. The late-type stellar component

F.-J. Zickgraf, J. Krautter, S. Reffert, J.M. Alcalá, R. Mujica, E. Covino, M.F. Sterzik

AAS 207, #117.02, 2005
Studying X-Ray Binaries with SIM: The Mass of the Neutron Star in Vela X-1
Tomsick, J.A., Quirrenbach, A., Reffert, S.

Astrometry in the Age of the Next Generation of Large Telescopes
ASP Conf. Series Vol. 338, 81, 2005
Chossing Suitable Target, Reference and Calibration Stars for the PRIMA Astrometric Planet Search
Sabine Reffert, Ralf Launhardt, Saskia Hekker, Thomas Henning, Didier Queloz, Andreas Quirrenbach, Damien Ségransan, Johny Setiawan
[ps-file] (335 k) [pdf-file] (152 k)

Astrometry in the Age of the Next Generation of Large Telescopes
ASP Conf. Series Vol. 308, 146, 2005
PRIMA Astrometry Operations and Software
E.J. Bakker, R. Tubbs, A. Quirrenbach, W. Jaffe, R. Le Poole, S. Reffert, J. de Jong

Astrometry in the Age of the Next Generation of Large Telescopes
ASP Conf. Series Vol. 308, 167, 2005
Towards High-Precision Ground-Based Astrometry: Differential Delay Lines for PRIMA@VLTI
R. Launhardt, Th. Henning, D. Queloz, A. Quirrenbach, E.J. Bakker, H. Baumeister, P. Bizenberger, H. Bleuler, R. Dändliker, F. Delplancke, F. Derie, M. Fleury, A. Glindemann, D. Gillet, H. Hanenburg, W. Jaffe, J.A. de Jong, R. Köhler, C. Maire, R.J. Mathar, Y. Michellod, P. Müllhaupt, K. Murakawa, F. Pepe, R.S. Le Poole, J. Pragt, S. Reffert, L. Sache, O. Scherler, D. Ségransan, J. Setiawan, D. Sosnowska, R.N. Tubbs, L. Venema, K. Wagner, L. Weber, R. Wüthrich

AAS 206, #14.10, 2005
Masses and Luminosities of X-Ray Binaries from the Space Interferometry Mission
Tomsick, J.A., Quirrenbach, A., Frink, S.

2004

Bioastronomy 2002: Life Among the Stars
Proceedings of IAU Symposium #213, eds. R. Norris & F. Stootman, Astronomical Society of the Pacific, p. 65, 2004
Masses and Orbits of Extrasolar Planets: Preparation of Astrometric Observing Programs
A. Quirrenbach, S. Frink, D. Mitchell

New Frontiers in Stellar Interferometry
SPIE Proceedings, ed. W.Traub, Vol. 5491, p. 1166, 2004
Preparing the PRIMA Astrometric Planet Search: Selecting Suitable Target and Reference Stars
S. Frink, S. Hekker, R. Launhardt, J. Setiawan, D. Ségransan, A. Quirrenbach, T. Henning, D. Queloz

New Frontiers in Stellar Interferometry
SPIE Proceedings, ed. W.Traub, Vol. 5491, p. 1212, 2004
Preliminary software architecture for the PRIMA astrometric Data Analysis Facility
J. de Jong, E. Bakker, W. Jaffe, S. Frink

New Frontiers in Stellar Interferometry
SPIE Proceedings, ed. W.Traub, Vol. 5491, p. 424, 2004
The PRIMA Astrometric Planet Search Project
A. Quirrenbach, T. Henning, D. Queloz, S. Albrecht, E. Bakker, H. Baumeister, P. Bizenberger, H. Bleuler, R. Dändliker, J. de Jong, M. Fleury, S. Frink, D. Gillet, W. Jaffe, S.H. Hanenburg, S. Hekker, R. Launhardt, R. le Poole, C. Maire, R. Mathar, P. Mullhaupt, K. Murakawa, F. Pepe, J. Pragt, L. Sache, O. Scherler, D. Ségransan, J. Setiawan, D. Sosnowska, R. Tubbs, L. Venema, K. Wagner, L. Weber, R. Wuethrich

New Frontiers in Stellar Interferometry
SPIE Proceedings, ed. W.Traub, Vol. 5491, p. 1203, 2004
PRIMA Astrometry Operations and Software
Eric J. Bakker, Andreas Quirrenbach, Robert N. Tubbs, Damien Ségransan, Ralf Launhardt, Lars B. Venema, René Dändliker, Jeroen de Jong, Sabine Frink, Dennis Gillet, Saskia Hekker, Thomas Henning, Walter Jaffe, Rudolf le Poole, Philippe Müllhaupt, Koji Murakawa, Francesco Pepe, Didier Queloz, Laurent Sache, Johny Setiawan, Danuta Sosnowska, Rolf Wuethrich

Cool Stars, Stellar Systems, and the Sun 13,
ESA-SP Series
Late-type field stars in the RASS at high galactic lattitude
F.-J. Zickgraf, J. Krautter, S. Frink, J.M. Alcalá, R. Mujica, E. Covino, M.F. Sterzik

2003

AN 324, 543, 2003
Proper motion and X-ray selected search for new members of the young TW Hya association
K. Tachihara, R. Neuhäuser, S. Frink, E. Guenther
[pdf-file preprint] (500 k)

ASP Conference Series 289, 59, 2003
Proper Motion and X-ray Selected Search for New Members in the TW Hya Association of Young Stars
K. Tachihara, R. Neuhäuser, S. Frink, E. Guenther

AAS 203, #17.03, 2003
Four Substellar Companions Found Around K Giant Stars
D.S. Mitchell, S. Frink, A. Quirrenbach, D.A. Fischer, G.W. Marcy, R.P. Butler

Towards Other Earths: DARWIN/TPF and the Search for Extrasolar Terrestrial Planets,
ESA SP-539, p.413, 2003
Upper Mass Limits for Known Radial Velocity Planets from Hipparcos Intermediate Astrometric Data
Sabine Frink
[ps-file] (1.1 Mb) [pdf-file] (323 k)

2002

ApJ 576, 478, 2002
Discovery of a Substellar Companion to the K2 III Giant ι Draconis
Sabine Frink, David S. Mitchell, Andreas Quirrenbach, Debra A. Fischer, Geoffrey W. Marcy, R. Paul Butler
[ps-file] (532 k) [pdf-file] (203 k)

PASP 114, 35, 2002
The distance to SN 1999em in NGC 1637 from the Expanding Photosphere Method
Douglas C. Leonard, Alexei V. Fillipenko, Elinor L. Gates, Weidong Li, Ronald G. Eastman, Aaron J. Barth, Schelte J. Bus, Ryan Chornock, Alison L. Coil, Sabine Frink, Carol A. Grady, Alan W. Harris, Matthew A. Malkan, Thomas Matheson, Andreas Quirrenbach, Richard R. Treffers

2001

ApJ 551, 1107, 2001
Planetary Companions to HD 12661, HD 92788, HD 38529 and Variations in Keplerian Residuals of Extrasolar Planets
Debra A. Fischer, Geoffrey W. Marcy, R. Paul Butler, Steven S. Vogt, Sabine Frink, Kevin Apps

PASP 113, 173, 2001
A Strategy for Identifying the Grid Stars for the Space Interferometry Mission (SIM)
Sabine Frink, Andreas Quirrenbach, Debra Fischer, Siegfried Röser, Elena Schilbach

ASP Conference Series 244, 16, 2001
Kinematic Distances to TW Hya Member Stars via the Convergent Point Method
Sabine Frink

ASP Conference Series 228, 431, 2001
T Tauri Stars in Taurus-Auriga - Members of the Pleiades Supercluster?
Sabine Frink

ASP Conference Series 242, 183, 2001
Spectroscopy of the Peculiar Emission Line Star MWC 349
Andreas Quirrenbach, Sabine Frink, Clemens Thum

ASP Conference Series 223, 257, 2001
The late-type stellar component in the ROSAT All-Sky Survey at high galactic latitude
F.-J. Zickgraf, J.M. Alcalá, E. Covino, J. Krautter, I. Appenzeller, S. Frink, M.F. Sterzik

Bull. American Astron. Soc. 198, #62.01, 2001
Astrometric Grid and Reference Stars for the Space Interferometry Mission
S. Frink, A. Quirrenbach, D.A. Fischer

Bull. American Astron. Soc. 198, #62.08, 2001
SIM Search for Terrestrial Planets
D.A. Fischer, G.W. Marcy, B.R. Oppenheimer, A. Quirrenbach, S. Frink, D.G. Monet, J. Scargle, R.P. Butler

Bull. American Astron. Soc. 198, #62.11, 2001
Masses and Luminosities of X-Ray Binaries from the Space Interferometry Mission
J.A. Tomsick, A. Quirrenbach, S. Frink

Bull. American Astron. Soc. 199, #61.04, 2001
Discovery of a Substellar Companion to the K Giant Star ι Dra
S. Frink, D.S. Mitchell, A. Quirrenbach, D.A. Fischer, G.W. Marcy

Bull. American Astron. Soc. 199, #92.03, 2001
Radial Velocity Variations of K Giant Stars
D.S. Mitchell, S. Frink, A. Quirrenbach, D.A. Fischer

2000

A&A Suppl. 146, 323, 2000
Search for young stars among ROSAT All-Sky Survey X-ray sources in and around the R CrA dark cloud
R. Neuhäuser, F.M. Walter, E. Covino, J.M. Alcalá, S.J. Wolk, S. Frink, P. Guillout, M.F. Sterzik, F. Comerón

AJ 120, 950, 2000
Timescales of disk evolution and planet formation
W. Brandner, H. Zinnecker, J.M. Alcalá, F. Allard, E. Covino, S. Frink, R. Köhler, M. Kunkel, A. Moneti, A. Schweitzer

Astronomical Telescopes and Instrumentation 2000: 27-31 March 2000, Munich, Germany
K Giants as Astrometric Reference Stars for the Space Interferometry Mission
S. Frink, A. Quirrenbach, D. Fischer, S. Röser, E. Schilbach

A&A 359, 181, 2000
A study of Li-rich stars discovered by ROSAT in Taurus-Auriga
R. Wichmann, G. Torres, C.H.F. Melo, S. Frink, S. Allain, J. Bouvier, J. Krautter, E. Covino, R. Neuhäuser

1999

PhD Thesis, Ruprecht-Karls-Universität Heidelberg, 1999
Kinematics of T Tauri Stars in nearby Star Forming Regions
Sabine Frink

Working on the Fringe, ASP Conference Series, eds. S.C.Unwin & R.V.Stachnik, Vol.194, p.128-133, 1999
Testing Hipparcos K giants as grid stars for SIM
Sabine Frink, Andreas Quirrenbach, Siegfried Röser, Elena Schilbach

AG Abstract Series 15, 1999 (L02)
The late-type stellar component in the ROSAT All-Sky Survey at high galactic latitude
F.-J. Zickgraf, J.M. Alcalá, J. Krautter, M.F. Sterzik, I. Appenzeller, S. Frink, E. Covino

1998

A&A 338, 442, 1998
Kinematics of T Tauri stars in Chamaeleon
Sabine Frink, Siegfried Röser, Juan M. Alcalá, Elvira Covino, Wolfgang Brandner

A&A 334, 873, 1998
Optical and X-ray monitoring, Doppler imaging, and space motion of the young star Par 1724 in Orion
R. Neuhäuser, S.J. Wolk, G. Torres, Th. Preibisch, N.M. Stout-Batalha, A.P. Hatzes, S. Frink, R. Wichmann, E. Covino, J.M. Alcalá, W. Brandner, F.M. Walter, M.F. Sterzik, R. Köhler

A&A 333, 619, 1998
A Lithium Survey for T Tauri stars in the Upper Scorpius OB Association
Th. Preibisch, E. Guenther, H. Zinnecker, M.F. Sterzik, S. Frink, S. Röser

10th Workshop on Cool Stars, Stellar Systems, and the Sun,
ASP Conference Series 154, eds. R.A.Donahue & J.A.Bookbinder, p.1748-1754, 1998
Kinematics of lithium-rich stars south of Taurus
R. Neuhäuser, S. Frink, G. Torres, M.F. Sterzik, S. Röser, S. Randich
[ps-file] (240k)

10th Workshop on Cool Stars, Stellar Systems, and the Sun,
ASP Conference Series 154, eds. R.A.Donahue & J.A.Bookbinder, p.1836-1845, 1998
Young Brown Dwarfs and Giant Planets as Companions to weak-line T Tauri stars
W. Brandner, S. Frink, R. Köhler, M. Kunkel
[ps-file] (1.3MB)

10th Workshop on Cool Stars, Stellar Systems, and the Sun,
ASP Conference Series 154, eds. R.A.Donahue & J.A.Bookbinder, p.1780-1786, 1998
T Tauri stars in the Scorpius Centaurus OB Association
Th. Preibisch, H. Zinnecker, E. Guenther, M.F. Sterzik, S. Frink, S. Röser
[ps-file] (690k)

AG Abstract Series 14, 103, 1998 (P08)
Proper Motion Study of the Orion Nebula Cluster
S. Frink, P. Kroupa, S. Röser

AG Abstract Series 14, 16, 1998 (B15)
Low-Mass Star Formation in the Upper Scorpius OB Association
Th. Preibisch, H. Zinnecker, E. Guenther, M. Sterzik, S. Frink, S. Röser

Protostars and Planets IV
Photometric and spectroscopic monitoring of P1724 in Orion
R. Neuhäuser, S.J. Wolk, G. Torres, Th. Preibisch, N.M. Stout-Batalha, A.P. Hatzes, S. Frink, R. Wichmann, E. Covino, J.M. Alcalá, W. Brandner, F.M. Walter, M.F. Sterzik, R. Köhler, F. Bertoldi

The message of the angles - astrometry from 1798 to 1998
Proc. AG Spring Meeting Gotha, eds. P.Brosche, W.R.Dick, O.Schwarz, R.Wielen, Acta Hist. Astron. 3, 1998
Spatial distribution and kinematics of T Tauri stars discovered with ROSAT
R. Neuhäuser, S. Frink, S. Röser, G. Torres, W. Brandner, J.M. Alcalá, E. Covino, R. Wichmann

1997

A&A 325, 613-622, 1997
New proper motions of pre-main sequence stars in Taurus-Auriga
S. Frink, S. Röser, R. Neuhäuser, M.F. Sterzik

Bull. American Astron. Soc. 190, #41.04, 1997
Substellar Companions to weak-line T Tauri stars
W. Brandner, J.M. Alcalá, E. Covino, S. Frink

The Messenger 89, 37, 1997
An ESO 3.6m/Adaptive Optics Search for Young Brown Dwarfs and Giant Planets
W. Brandner, J.M. Alcalá, Frink, S., Kunkel, M.

Proceedings of the Palermo Workshop on Cool Stars in Clusters and Associations:
Magnetic Activity and Age Indicators
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MmSAI 68, eds. G.Micela, R.Pallavicini & S.Sciortino, p.1061, 1997
P 1724 and RXJ 0511.2+1031 - run-away T Tauri stars?
R. Neuhäuser, G. Torres, S. Frink, E. Covino, J.M. Alcalá

AG Abstract Series 13, 183, 1997 (P21)
The young star P1724 in Orion - a runaway T Tauri star?
R. Neuhäuser, G. Torres, S. Wolk, S. Frink, M.F. Sterzik

AG Abstract Series 13, 182, 1997 (P20)
Kinematics of T Tauri stars in and around nearby associations
S. Frink, S. Röser, J.M. Alcalá, E. Covino, Th. Preibisch, M. Kunkel, R. Neuhäuser

AG Abstract Series 13, 181, 1997 (P19)
The Low-Mass Pre-Main Sequence Stars in the Scorpius Centaurus OB Association
Th. Preibisch, H. Zinnecker, E. Guenther, M.F. Sterzik, S. Frink, S. Röser, M. Kunkel

AG Abstract Series 13, 23, 1997 (SB09)
A Lithium Survey for X-ray quiet T Tauri Stars in the Scorpius Centaurus OB Association
Th. Preibisch, E. Guenther, S. Frink, S. Röser, H. Zinnecker

1996

A&A 314, 430-437, 1996
Derivation of the galactic rotation curve using space velocities
S. Frink, B. Fuchs, S. Röser, R. Wielen

AG Abstract Series 12, 80, 1996 (E12)
A Search for kinematical members of the Scorpio-Centaurus OB association
S. Frink, S. Röser

IAU Symposium No. 169: Unsolved Problems of the Milky Way , eds. L. Blitz & P. Teuben, p. 689-695, 1996
Proper motion study of the galactic rotation curve
B. Fuchs, S. Frink, S. Röser, R. Wielen

1995

Diplomarbeit, Ruprecht-Karls-Universität Heidelberg, 1995
Die Rotation der Milchstrasse abgeleitet aus Eigenbewegungen
Sabine Frink

AG Abstract Series 11, 196, 1995 (P59)
Proper Motion Study of the Galactic Rotation Curve
S. Frink, B. Fuchs, R. Wielen
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e-mail: sabine@strw.leidenuniv.nl