The Uppsala–DLR Asteroid Survey (UDAS, also known as ''UAO–DLR Asteroid Survey'') is an

astronomical survey An astronomical survey is a general celestial cartography, map or astrophotography, image of a region of the sky (or of the whole sky) that lacks a specific observational target. Alternatively, an astronomical survey may comprise a set of image ...

, dedicated for the search and follow–up characterization of

asteroid An asteroid is a minor planet—an object larger than a meteoroid that is neither a planet nor an identified comet—that orbits within the Solar System#Inner Solar System, inner Solar System or is co-orbital with Jupiter (Trojan asteroids). As ...

s and

comet A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or Coma (cometary), coma surrounding ...

s. UDAS puts a special emphasis on

near-Earth object A near-Earth object (NEO) is any small Solar System body orbiting the Sun whose closest approach to the Sun ( perihelion) is less than 1.3 times the Earth–Sun distance (astronomical unit, AU). This definition applies to the object's orbit a ...

s (NEOs) in co-operation and support of global efforts in NEO-research, initiated by the ''Working Group on Near-Earth Objects'' of the

International Astronomical Union The International Astronomical Union (IAU; , UAI) is an international non-governmental organization (INGO) with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach, education, and developmen ...

(IAU), and

the Spaceguard Foundation The Spaceguard Foundation (SGF) is a private organization based in Frascati, Italy, whose purpose is to study, discover and observe near-Earth objects (NEO) and protect the Earth from the possible threat of their collision. The Foundation (chari ...

. UDAS began regular observations in September 1999, with some test runs during 1998. Discoveries of NEOs are reported to the

Minor Planet Center The Minor Planet Center (MPC) is the official body for observing and reporting on minor planets under the auspices of the International Astronomical Union (IAU). Founded in 1947, it operates at the Smithsonian Astrophysical Observatory. Funct ...

(MPC). It is a kind of follow-on programme to ODAS, which had to close due to lack of further financial support. It should also not be confused with the

Uppsala–DLR Trojan Survey The Uppsala–DLR Trojan Survey (UDTS, also known as ''UAO–DLR Trojan Survey'') is an astronomical survey to study the movements and locations of asteroids near Jupiter, which includes Jupiter trojans and other asteroids, which line-of sight ar ...

(UDTS), which was conducted a few years before UDAS was launched. UAO stands for

Uppsala Astronomical Observatory The Uppsala Astronomical Observatory (UAO), Astronomiska observatoriet i Uppsala) is the oldest astronomical observatory in Sweden. It was founded in 1741, though there was a professorial chair of astronomy at the University of Uppsala from 1593 ...

Uppsala Uppsala ( ; ; archaically spelled ''Upsala'') is the capital of Uppsala County and the List of urban areas in Sweden by population, fourth-largest city in Sweden, after Stockholm, Gothenburg, and Malmö. It had 177,074 inhabitants in 2019. Loc ...

, Sweden. DLR stands for the

Deutschen Zentrum für Luft- und Raumfahrt The German Aerospace Center (, abbreviated DLR, literally ''German Center for Air- and Space-flight'') is the national center for aerospace, energy and transportation research of Germany, founded in 1969. It is headquartered in Cologne with 3 ...

, the ''German Aerospace Center''. The founder of

Lap Power Lap Power were a Swedish publicly listed company that was started in 1991

Claes Wellton-Persson has contributed to the project.

List of discovered minor planets

The MPC credits the Uppsala–DLR Asteroid Survey with the discovery of the following numbered minor planets during 1999–2005.

References

External links

Official site

{{DEFAULTSORT:Uppsala-DLR Asteroid Survey Astronomical surveys Asteroid surveys * Uppsala University

List of discovered minor planets

See also

References

External links