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astronomy & astrophysics (92) 92
astrophysics (50) 50
techniques: radial velocities (44) 44
physics - earth and planetary astrophysics (42) 42
physics - solar and stellar astrophysics (38) 38
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astronomi, astrofysik och kosmologi (13) 13
search (13) 13
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techniques: photometric (13) 13
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Astronomy and Astrophysics, ISSN 0004-6361, 01/2016, Volume 585, p. A144
Context. Radial velocity measurements initially showed evidence that the M dwarf GL 581 might host up to six planetary companions. Two of these, GL 581g and GL... 
stars: activity | stars: individual: GL 581 | methods: data analysis | PLANETS | SEARCH | ASTRONOMY & ASTROPHYSICS | HABITABLE ZONE | SPACED DATA | Orbitals | Planets | Equivalence | Stars | Fourier analysis | Radial velocity | Astronomy | Red dwarf stars
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 2014, Volume 568, p. A84
Kepler-78b is a transiting Earth-mass planet in an 8.5 h orbit discovered by the Kepler Space Mission. We performed an analysis of the published radial... 
Techniques: radial velocities | Stars: individual: Kepler 78 | Planetary systems | planetary systems | stars: individual: Kepler 78 | techniques: radial velocities | ASTRONOMY & ASTROPHYSICS | SIZED PLANET | SPACED DATA
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 2009, Volume 506, Issue 1, pp. 465 - 469
Context. Observations during the first long run (similar to 150 days) in the exo-planet field of CoRoT increase the number of G-K giant stars for which... 
Techniques: photometric | Methods: observational | Stars: oscillations | STELLAR OSCILLATIONS | LIFETIMES | methods: observational | stars: oscillations | techniques: photometric | ASTRONOMY & ASTROPHYSICS | STARS | ASTEROSEISMOLOGY | Physics - Solar and Stellar Astrophysics
Journal Article
Astronomische Nachrichten, ISSN 0004-6337, 08/2013, Volume 334, Issue 7, pp. 616 - 624
We investigate the radial velocity variations of GJ 581 based on measurements from the HARPS and Keck HIRES spectrographs. A Fourier pre-whitening procedure is... 
Stars: Individual (Gj 581, Hip 74995) | Techniques: Radial Velocities | Planetary Systems | EARTH | planetary systems | techniques: radial velocities | STAR | ASTRONOMY & ASTROPHYSICS | PLANET | stars: individual (GJ 581, HIP 74995) | Physics - Solar and Stellar Astrophysics
Journal Article
Astrophysical Journal Letters, ISSN 0004-637X, 11/2007, Volume 670, Issue 1, pp. L37 - L40
We present the results of a long time series of precise stellar radial velocity measurements of the planet hosting K giant star b Geminorum. A total of 20 hr... 
Journal Article
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 10/2010, Volume 520, Issue 14, p. A93
Context. CoRoT-7b, the first transiting "superearth" exoplanet, has a radius of 1.7 R-circle plus and a mass of 4.8 M-circle plus. The HARPS radial velocity... 
planetary systems | starspots | techniques: radial velocities | stars: activity | star: individual: CoRoT-7 | ASTRONOMY & ASTROPHYSICS | PLANET | Physics - Solar and Stellar Astrophysics
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 2014, Volume 565, pp. A55 - np
Journal Article
Astronomy and Astrophysics, ISSN 0004-6361, 10/2007, Volume 473, Issue 3, pp. 979 - 982
Aims. Exo-planets are preferentially found around high metallicity main sequence stars. We investigate whether evolved stars share this property, and its... 
Stars: abundances | Stars: evolution | Stars: planetary systems | stars : planetary systems | PARENT STARS | INSTABILITY | SUBSTELLAR COMPANION | ABUNDANCE | GAS GIANT PLANETS | STELLAR METALLICITY | VELOCITY-MEASUREMENTS | EXOPLANETS | ASTRONOMY & ASTROPHYSICS | HYPOTHESIS | stars : evolution | ACCRETION | stars : abundances
Journal Article
Journal Article
Astronomical Journal, ISSN 0004-6256, 03/2018, Volume 155, Issue 3, p. 120
We present precise stellar radial velocity (RV) measurements of gamma Dra taken from 2003 to 2017. The data from 2003 to 2011 show coherent, long-lived... 
planetary systems | stars: oscillations | techniques: radial velocities | stars: individual (γ Dra) | stars: variables: general | SPECTROMETER | TELESCOPE | IOTA-DRACONIS | stars: individual (gamma Dra) | PARAMETERS | DISCOVERY | ISOCHRONES | 51 PEGASI | ASTRONOMY & ASTROPHYSICS | STARS | COMPANIONS | OSCILLATIONS | Physics - Solar and Stellar Astrophysics
Journal Article
Astronomy & Astrophysics, ISSN 0004-6361, 2011, Volume 535, pp. 1 - 1
Context. The advent of space-borne missions such as CoRoT or Kepler providing photometric data has brought new possibilities for asteroseismology across the... 
Asteroseismology | Methods: data analysis | Stars: oscillations | methods: data analysis | EXCITATION | HD 49385 | PARAMETERS | P-MODES | SUN | KEPLER | STELLAR OSCILLATIONS | asteroseismology | stars: oscillations | ASTRONOMY & ASTROPHYSICS | 1ST 4 MONTHS | GALACTIC INTERSTELLAR EXTINCTION | Physics - Solar and Stellar Astrophysics
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 03/2018, Volume 474, Issue 4, pp. 5523 - 5533
Journal Article