Publications (66)
Discovery of a Large Gravitational Arc in the X-ray Cluster A2280
I. M. Gioia, J. P. Henry, G. A. Luppino +6
Optically Selected BL Lacertae Candidates from the Sloan Digital Sky Survey Data Release Seven
Richard M. Plotkin, S. F. Anderson, W. N. Brandt +18
Probing the Cosmic Large-Scale Structure with the REFLEX Cluster Survey : Profile of an ESO Key Programme
H. Böhringer, L. Guzzo, C. A. Collins +11
Panchromatic Properties of 99,000 Galaxies Detected by SDSS, and (some by) ROSAT, GALEX, 2MASS, IRAS, GB6, FIRST, NVSS and WENSS Surveys
M. Obric, Z. Ivezic, P. N. Best +19
ROSAT All-Sky Survey observations of IRAS galaxies; I. Soft X-ray and far-infrared properties
Th. Boller, F. Bertoldi, M. Dennefeld +1
The radio loud narrow-line quasar SDSSJ172206.03+565451.6
S. Komossa, W. Voges, H. -M. Adorf +3
ROSAT-SDSS Galaxy Clusters Survey. I. The Catalog and the correlation of X-ray and optical properties
P. Popesso, H. Boehringer, J. Brinkmann +2
The Steepness Ratio Technique: A New Method to analyze ROSAT All-Sky Survey Extended Sources
S. De Grandi, S. Molendi, H. Böhringer +2
ROSAT Detection and High Precision Localization of X-ray Sources in the November 19, 1978 Gamma-Ray Burst Error Box
M. Boer, C. Motch, J. Greiner +3
Properties of the X-ray brightest Abell-type clusters of galaxies (XBACs) from ROSAT All-Sky Survey data --- I. The sample
H. Ebeling, W. Voges, H. Boehringer +3
Mrk 609: resolving the circum-nuclear structure with near-infrared integral field spectroscopy
J. Zuther, C. Iserlohe, J. -U. Pott +5
The Hamburg/RASS Catalogue of optical identifications. Northern high-galactic latitude ROSAT Bright Source Catalogue X-ray sources
F. -J. Zickgraf, D. Engels, H. -J. Hagen +2
The ROSAT BRIGHT survey: I. Identification of an AGN sample with hard ROSAT X-ray spectra
J. -U. Fischer, G. Hasinger, A. D. Schwope +5
SDSS AGNs with X-ray Emission from ROSAT PSPC Pointed Observations
A. A. Suchkov, R. J. Hanisch, W. Voges +1
A Catalog of Compact Groups of Galaxies in the SDSS Commissioning Data
B. C. Lee, S. S. Allam, D. L. Tucker +20
Exploratory Chandra Observations of the Three Highest Redshift Quasars Known
W. N. Brandt, D. P. Schneider, X. Fan +13
The RASS-SDSS Galaxy Cluster Survey. III. Scaling relations of galaxy clusters
P. Popesso, A. Biviano, H. Bhoeringer +2
Selection of extragalactic Targets for AO and VLTI Observations
J. Zuther, A. Eckart, W. Voges +2
Multiwavelength View of SDSS Galaxies
M. Obric, Z. Ivezic, G. Kauffmann +15
High resolution imaging of the X-ray afterglow of GRB970228 with ROSAT
F. Frontera, J. Greiner, L. A. Antonelli +6
Identification of a complete sample of northern ROSAT All-Sky Survey X-ray sources. IV. Statistical analysis
J. Krautter, F. -J. Zickgraf, I. Appenzeller +8
Cataclysmic Variables from SDSS I. The First Results
P. Szkody, S. F. Anderson, M. Agueros +27
Results from the REFLEX Cluster Survey
H. Böhringer, L. Guzzo, C. A. Collins +11
The ROSAT All-Sky Survey: a Catalog of Clusters of Galaxies in a Region of 1 Ster around the South Galactic Pole
R. Cruddace, W. Voges, H. Boehringer +7
Searching for X-ray Galaxy Clusters in the Zone of Avoidance
H. Boehringer, P. Schuecker, S. Komossa +3
The X-ray Luminosity Function of Bright Clusters in the Local Universe
S. De Grandi, L. Guzzo, H. Böhringer +8
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy Cluster Survey. V. The cluster catalogue
H. Boehringer, P. Schuecker, L. Guzzo +11
Radio-selected Galaxies in Very Rich Clusters at z < 0.25: I. Multi-wavelength Observations and Data Reduction Techniques
G. E. Morrison, F. N. Owen, M. J. Ledlow +4
X-ray evolution in the ROSAT Brightest Cluster Sample
H. Ebeling, S. W. Allen, C. S. Crawford +5
Identification of selected sources from the ROSAT Galactic Plane Survey - I
C. Motch, P. Guillout, F. Haberl +6
Search for X-ray Afterglows from Gamma-Ray Bursts in the RASS
J. Greiner, D. H. Hartmann, W. Voges +3
The ROSAT Brightest Cluster Sample (BCS) - I. The compilation of the sample and the cluster log N-log S distribution
H. Ebeling, A. C. Edge, H. Böhringer +5
The ROSAT Bright Survey: II. Catalogue of all high-galactic latitude RASS sources with PSPC countrate CR > 0.2 s-1
A. D. Schwope, G. Hasinger, I. Lehmann +7
Radio-loud Narrow-Line Type 1 Quasars
S. Komossa, W. Voges, D. Xu +5
Optical Identification of the ASCA Large Sky Survey
M. Akiyama, K. Ohta, T. Yamada +10
The ROSAT North Ecliptic Pole Survey: The Optical Identifications
I. M. Gioia, J. P. Henry, C. R. Mullis +4
Identification of a complete sample of northern ROSAT All-sky survey X-ray sources. VII. The AGN subsample
I. Appenzeller, F. -J. Zickgraf, J. Krautter +1
VLT-SINFONI observations of Mrk 609 - A showcase for X-ray active galaxies chosen from a sample of AGN suitable for adaptive optics observations with natural guide stars
J. Zuther, J. -U. Pott, C. Iserlohe +2
Search for GRB afterglows in the ROSAT all-sky survey
J. Greiner, W. Voges, Th. Boller +1
The Northern ROSAT All-Sky (NORAS) Galaxy Cluster Survey I: X-ray Properties of Clusters Detected as Extended X-ray Sources
H. Boehringer, W. Voges, J. P. Huchra +11
Large-scale structures in the distribution of X-ray selected AGN
D. Engels, F. Tesch, C. Ledoux +5
Optically bright Active Galactic Nuclei in the ROSAT-Faint Source Catalogue
M. -P. Veron-Cetty, S. K. Balayan, A. M. Mickaelian +8
SDSS-RASS: Next Generation of Cluster-Finding Algorithms
R. Nichol, C. Miller, A. Connolly +17
RX J2115.7-5840: a short-period, asynchronous polar
A. D. Schwope, D. A. H. Buckley, D. O'Donoghue +3
The ROSAT-ESO Flux Limited X-Ray (REFLEX) Galaxy Cluster Survey I: The Construction of the Cluster Sample
H. Boehringer, P. Schuecker, L. Guzzo +10
X-Ray Observation of the L1157 Dark Cloud Region with ASCA
T. Furusho, N. Y. Yamasaki, T. Ohashi +2
The RASS-SDSS galaxy cluster survey
P. Popesso, H. Boehringer, W. Voges
Broad band energy distribution of ROSAT detected quasars II: Radio-quiet objects
W. Yuan, W. Brinkmann, J. Siebert +1
A Flux-limited Sample of Bright Clusters of Galaxies from the Southern Part of the ROSAT All-Sky Survey: the Catalog and the LogN-LogS
S. De Grandi, H. Böhringer, L. Guzzo +8
The North Ecliptic Pole Supercluster
C. R. Mullis, J. P. Henry, I. M. Gioia +4
M dwarf Stars - The By-Product of X-Ray Selected AGN Candidates
Y. Bai, Y. -C. Sun, X. -T. He +5
A MaxBCG Catalog of 13,823 Galaxy Clusters from the Sloan Digital Sky Survey
B. P. Koester, T. A. McKay, J. Annis +23
An X-ray and Optical Investigation of the Environments Around Nearby Radio Galaxies
N. A. Miller, F. N. Owen, J. O. Burns +2
ROSAC: Studying the clustering properties of X-ray selected AGNs
F. Tesch, F. J. Carrera, D. Engels +6
Second ROSAT all-sky survey (2RXS) source catalogue
Th. Boller, M. J. Freyberg, J. Truemper +3
Using Virtual Observatory techniques to search for Adaptive Optics suitable AGN
J. Zuther, G. Lemson, A. Eckart +3
1ES 1927+654: Persistent and rapid X-ray variability in an AGN with low intrinsic neutral X-ray absorption and narrow optical emission lines
Th. Boller, W. Voges, M. Dennefeld +7
The REFLEX Galaxy Cluster Survey IV: The X-ray Luminosity Function
H. Boehringer, C. A. Collins, L. Guzzo +10
Cosmological constraints from the cluster contribution to the power spectrum of the soft X-ray background. New evidence for a low sigma_8
J. M. Diego, W. Sliwa, J. Silk +2
Cluster Evolution in the ROSAT North Ecliptic Pole Survey
I. M. Gioia, J. P. Henry, C. R. Mullis +4
The ROSAT-ESO Flux Limited X-ray (REFLEX) Galaxy Cluster Survey II: The Spatial Correlation Function
C. A. Collins, L. Guzzo, H. Boehringer +9
ROSAT-SDSS Galaxy Clusters Survey. Correlating X-ray and optical properties
P. Popesso, H. Boehringer, W. Voges
Spatial Correlation Function of X-ray Selected AGN
C. R. Mullis, J. P. Henry, I. M. Gioia +4
On the evolutionary behaviour of BL Lac objects
N. Bade, V. Beckmann, N. G. Douglas +5
Search for GRB X-ray afterglows in the ROSAT all-sky survey
J. Greiner, D. H. Hartmann, W. Voges +3
A Sample of X-Ray active extragalactic Sources suitable for NIR Adaptive Optics Observations
J. Zuther, A. Eckart, W. Voges +1