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List of works by Stephan Geier

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Multi-object spectroscopy of stars in the CoRoT fields. I. Early-type stars in the CoRoT-fields IRa01, LRa01, LRa02

scientific article published in Astronomy and Astrophysics
The population of hot subdwarf stars studied with Gaia. I. The catalog of known hot subdwarf stars

scientific article
THE HIGHAVQuasar Survey: Reddened Quasi-Stellar Objects selected from optical/near-infrared photometry. II

SHOTGLAS. I. The ultimate spectroscopic census of extreme horizontal branch stars in {omega} Centauri

scientific article published in January 2018
Hot subdwarf binaries from the MUCHFUSS project

scientific article published in Astronomy and Astrophysics
Multiband photometry and spectroscopy of an all-sky sample of bright white dwarfs

scientific article published in January 2017
The MUCHFUSS project - searching for hot subdwarf binaries with massive unseen companions. Survey, target selection and atmospheric parameters

scientific article published in January 2011
Super-luminous type IC supernovae: catching a magnetar by the tail

scientific article published in the Astrophysical Journal
GRB 120422A/SN 2012bz: Bridging the gap between low- and high-luminosity gamma-ray bursts

scientific article published in Astronomy and Astrophysics
Discovery of the broad-lined type IC SN 2013cq associated with the very energetic GRB 130427A

scientific article published in the Astrophysical Journal
Kepler-423b: a half-Jupiter mass planet transiting a very old solar-like star

scientific article published in Astronomy and Astrophysics
EL CVn-type binaries - discovery of 17 helium white dwarf precursors in bright eclipsing binary star systems

article by P. F. L. Maxted et al published 20 November 2013 in Monthly Notices of the Royal Astronomical Society
A Gaia Data Release 2 catalogue of white dwarfs and a comparison with SDSS

scholarly article
The Moon Mineralogy Mapper (M3) imaging spectrometer for lunar science: Instrument description, calibration, on-orbit measurements, science data calibration and on-orbit validation

scholarly article
Optical spectroscopy of candidate Alpha Persei white dwarfs

scientific article published in January 2015
Optical/Near-infrared selection of red quasi-stellar objects: evidence for steep extinction curves toward galactic centers?

article
Asteroids’ physical models from combined dense and sparse photometry and scaling of the YORP effect by the observed obliquity distribution

scientific article (publication date: 22 February 2013)
Discovery of a close substellar companion to the hot subdwarf star HD 149382--The decisive influence of substellar objects on late stellar evolution

scientific article published in the Astrophysical Journal
The Hyper-MUCHFUSS project: probing the Galactic halo with sdB stars

scientific article published in January 2011
The Low-Energy Telescope (LET) and SEP Central Electronics for the STEREO Mission

The population of hot subdwarf stars studied with Gaia. II. The Gaia DR2 catalogue of hot subluminous stars

scholarly article
Two candidate brown dwarf companions around core helium-burning stars

scientific article published in January 2014
EC 10246-2707: an eclipsing subdwarf B + M dwarf binary

scientific article published in January 2013
Sub-stellar companions of intermediate-mass stars with CoRoT: CoRoT–34b, CoRoT–35b, and CoRoT–36b

scientific article published in August 2022
The subdwarf B star SB 290 – A fast rotator on the extreme horizontal branch

scientific article published in Astronomy and Astrophysics
VLT/X-shooter near-infrared spectroscopy and HST imaging of gravitationally lensed z ~ 2 compact quiescent galaxies

scientific article published in the Astrophysical Journal
Stellar dynamics. The fastest unbound star in our Galaxy ejected by a thermonuclear supernova

scientific article
Space telescope and optical reverberation mapping project. III. Optical continuum emission and broadband time delays in NGC 5548

scientific article published in the Astrophysical Journal
GRB 161219B/SN 2016jca: A low-redshift gamma-ray burst supernova powered by radioactive heating

scientific article published in Astronomy and Astrophysics
Binaries discovered by the MUCHFUSS project: SDSS J08205+0008--An eclipsing subdwarf B binary with a brown dwarf companion

scientific article
Discovery of a stripped red giant core in a bright eclipsing binary system

scientific article
The hot subdwarf B + white dwarf binary KPD 1930+2752. A supernova type Ia progenitor candidate

scientific article published in January 2007
Serendipitous discovery of a projected pair of QSOs separated by 4.5 arcsec on the sky

scientific article published in Astronomical Journal
Space Telescope and Optical Reverberation Mapping Project. V. Optical Spectroscopic Campaign and Emission-line Analysis for NGC 5548

scientific article published in the Astrophysical Journal
The OmegaWhite Survey for Short-period Variable Stars. V. Discovery of an Ultracompact Hot Subdwarf Binary with a Compact Companion in a 44-minute Orbit

scientific article published in the Astrophysical Journal
A proto-helium white dwarf stripped by a substellar companion via common-envelope ejection. Uncovering the true nature of a candidate hypervelocity B-type star

scientific article published in June 2021
Measurement of the abundance of radioactive ^10^Be and other light isotopes in cosmic radiation up to 2 GeV/Nucleon with the balloon-borne instrument ISOMAX

scientific article published in January 2004
Supernovae 2016bdu and 2005gl, and their link with SN 2009ip-like transients: another piece of the puzzle

article by A. Pastorello et al published 13 October 2017 in Monthly Notices of the Royal Astronomical Society
Hot subdwarf stars in close-up view. IV. Helium abundances and the ^3^He isotopic anomaly of subdwarf B stars

scientific article
An ancient F-type subdwarf from the halo crossing the Galactic plane

scientific article published in January 2015
The MUCHFUSS photometric campaign

scientific article
PTF1 J082340.04+081936.5: a hot subdwarf B star with a low-mass white dwarf companion in an 87-minute orbit

scientific article published in the Astrophysical Journal
Towards a European Stratospheric Balloon Observatory: the ESBO design study

scientific article
Radial velocity variable, hot post-AGB stars from the MUCHFUSS project. Classification, atmospheric parameters, formation scenarios

scientific article published in Astronomy and Astrophysics
The fast-rotating, low-gravity subdwarf B star EC 22081-1916: remnant of a common envelope merger event

scholarly article
MUCHFUSS - Massive Unseen Companions to Hot Faint Underluminous Stars from SDSS

scholarly article
Constraints on the winds of hot subdwarf stars from X-ray observations of two sdB binaries with compact companions: CD -30 11223 and PG 1232-136

scientific article
Hot subdwarf stars in close-up view. II. Rotational properties of single and wide binary subdwarf B stars

scientific article published in January 2012
GRB 120630A: NOT optical source within the XRT error circle

scientific article published in January 2012
Unidentified quasars among stationary objects from Gaia DR2

scientific article published in January 2018

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