125 citations · 391 across the 4 of their papers we have counts for
Showing 2009Show all
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astro-ph.GA2009★ 53 cited
Ultra-cool dwarfs: new discoveries, proper motions, and improved spectral typing from SDSS and 2MASS photometric colors
Z. H. Zhang, R. S. Pokorny, H. R. A. Jones +6
Aims. We try to identify ultra-cool dwarfs from the seventh Data Release of the Sloan Digital Sky Survey (SDSS DR7) with SDSS i-z and r-z colors. We also obtain proper motion data…
astro-ph.SR2009★ 125 cited
The discovery of an M4+T8.5 binary system
Ben Burningham, D. J. Pinfield, S. K. Leggett +17
We report the discovery of a T8.5 dwarf, which is a companion to the M4 dwarf Wolf 940. At a distance of 12.50 (+0.75,-0.67) pc, the angular separation of 32arcsec corresponds to a…