Galaxy Zoo : 'Hanny's Voorwerp', a quasar light echo?
We report the discovery of an unusual object near the spiral galaxy IC 2497, discovered by visual inspection of the Sloan Digital Sky Survey (SDSS) as part of the Galaxy Zoo project. The object, known as Hanny's Voorwerp, is bright in the SDSS g band due to unusually strong OIII 4959-5007 emiss...
Main Authors: | Lintott, C, Schawinski, K, Keel, W, Arkel, H, Bennert, N, Edmondson, E, Thomas, D, Smith, D, Herbert, P, Jarvis, M, Virani, S, Andreescu, D, Bamford, S, Land, K, Murray, P, Nichol, R, Raddick, J, Slosar, A, Szalay, A, Vandenberg, J |
---|---|
Format: | Journal article |
Language: | English |
Published: |
2009
|
Similar Items
-
Probing quasar shutdown timescales with Hanny's Voorwerp
by: Evans, D, et al.
Published: (2012) -
The History and Environment of a Faded Quasar: Hubble Space Telescope
observations of Hanny's Voorwerp and IC 2497
by: Keel, W, et al.
Published: (2012) -
Revealing Hanny's Voorwerp: radio observations of IC 2497
by: Jozsa, G, et al.
Published: (2009) -
Galaxy Zoo: Dust in Spirals
by: Masters, K, et al.
Published: (2010) -
Galaxy Zoo: Chiral correlation function of galaxy spins
by: Slosar, A, et al.
Published: (2008)