(48438) 1989 WJ2
Encyclopedia
1989 WJ2 is a Jupiter Trojan minor planet
, located in the L5 Lagrangian point
. It was discovered by Robert H. McNaught
at the Siding Spring Observatory
in Coonabarabran, New South Wales
, Australia, on November 21, 1989.
Minor planet
An asteroid group or minor-planet group is a population of minor planets that have a share broadly similar orbits. Members are generally unrelated to each other, unlike in an asteroid family, which often results from the break-up of a single asteroid...
, located in the L5 Lagrangian point
Lagrangian point
The Lagrangian points are the five positions in an orbital configuration where a small object affected only by gravity can theoretically be stationary relative to two larger objects...
. It was discovered by Robert H. McNaught
Robert H. McNaught
Robert H. McNaught is a Scottish-Australian astronomer at the Research School of Astronomy and Astrophysics of the Australian National University. He has collaborated with David J. Asher of the Armagh Observatory....
at the Siding Spring Observatory
Siding Spring Observatory
Siding Spring Observatory near Coonabarabran, New South Wales, Australia, part of the Research School of Astronomy & Astrophysics at the Australian National University , incorporates the Anglo-Australian Telescope along with a collection of other telescopes owned by the Australian National...
in Coonabarabran, New South Wales
Coonabarabran, New South Wales
Coonabarabran is a town in Warrumbungle Shire in northern New South Wales, Australia. At the 2006 census, the town had a population of 2,609.-History and description:...
, Australia, on November 21, 1989.