Results 21 to 30 of about 1,083,772 (280)

SIMBAD astronomical database [PDF]

Choice Reviews Online, 2006
Daniel Egret, Marc Wenger, Pascal Dubois
  +5 more sources

SIMBAD: An Astronomical Database [PDF]

International Astronomical Union Colloquium, 1989
AbstractSimbad is the astronomical database produced and updated by the Strasbourg astronomical Data Center (CDS). Some guidelines are given how to retreive the astronomical information.
openaire   +1 more source

Statistical Analysis of a Comprehensive List of Visual Binaries

Open Astronomy, 2015
Visual binary stars are the most abundant class of observed binaries. The most comprehensive list of data on visual binaries compiled recently by cross-matching the largest catalogues of visual binaries allowed a statistical investigation of ...
Kovaleva D., Malkov O., Yungelson L., Chulkov D., Yikdem G. M.   +4 more
doaj   +1 more source

Digital Archive of the Astrograph Plates Stored at the Inasan Zvenigorod Observatory

Open Astronomy, 2012
The plate collection of the Zvenigorod 40-cm Carl Zeiss astrograph, obtained in 1972-2003, contains direct photographs of star fields, comets, asteroids, Pluto, and Mars. The electronic library of images from photographic plates was created from scanning
Vereshchagin S. V., Chupina N. V.
doaj   +1 more source

Towards Intelligent Databases [PDF]

, 1993
This article is a presentation of the objectives and techniques of deductive databases. The deductive approach to databases aims at extending with intensional definitions other database paradigms that describe applications extensionaUy.
Bry, François, Komorowski, Jan, François Bry   +2 more
core   +1 more source

AI application to artificial satellite identification in CHEOPS data

Astronomy & Astrophysics
Context. The rapid proliferation of artificial satellites poses a growing challenge to astronomical observations, calling for robust methods to flag and mitigate their impact on scientific data quality.
García-Martín Pablo, Gonçalves Luís, Hellmich Stephan, Billot Nicolas, Merín Bruno   +4 more
doaj   +3 more sources

UkrVO Joint Digitized Archive and Scientific Prospects

Open Astronomy, 2012
The UkrVO (Ukrainian Virtual Observatory) database consists of about 200 000 astronomical photographic plates and 500 000 CCD frames containing unique astronomical information for formulating important scientific tasks.
Vavilova I. B., Pakuliak L. K., Protsyuk Yu. I., Shlyapnikov A. A., Savanevich V. E., Kondrashova N. N., Yatsenko A. I., Andruk V. N.   +7 more
doaj   +1 more source

Visual Binary Stars: Data to Investigate Formation of Binaries

Open Astronomy, 2016
Statistics of orbital parameters of binary stars as well as statistics of their physical characteristics bear traces of star formation history. However, statistical investigations of binaries are complicated by incomplete or missing observational data ...
Kovaleva D., Malkov O., Yungelson L., Chulkov D.   +3 more
doaj   +1 more source

Multiband Study of Radio Sources of the RCR Catalogue with Virtual Observatory Tools

Open Astronomy, 2012
We present early results of our multiband study of the RATAN Cold Revised (RCR) catalogue obtained from seven cycles of the “Cold” survey carried with the RATAN-600 radio telescope at 7.6 cm in 1980-1999, at the declination of the SS 433 source.
Zhelenkova O. P., Soboleva N. S., Majorova E. K., Temirova A. V.   +3 more
doaj   +1 more source

The CERES Astronomical Database

, 1999
5 pages, 1 figure, to appear in the proceedings of the 4th Hellenic Astronomical ...
Xanthopoulos, E., Jackson, N. J., Snellen, I. D, Dennett-Thorpe, J., Mack, K. H.   +4 more
openaire   +3 more sources