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Thompson, Mara Salvato, Maria Morales-Calderon, Michael C. Cushing, Michael F. Skrutskie, Nathan D. Stock, Nicholas Z. Scoville, Peter L. Capak, Peter R. Eisenhardt, Philip M. Hinz, Robert A. Simcoe, Roger L. Griffith, Russell P. Knox, S. Adam Stanford, Sara M. Petty, Sean E. Lake, Steven D. Schurr, Swarnima Manohar, Timothy J. Rodigas, Vanessa Bailey, William D. Vacca","submitted_at":"2011-08-23T19:31:19Z","abstract_excerpt":"We present ground-based spectroscopic verification of six Y dwarfs (see Cushing et al), eighty-nine T dwarfs, eight L dwarfs, and one M dwarf identified by the Wide-field Infrared Survey Explorer (WISE). Eighty of these are cold brown dwarfs with spectral types greater than or equal to T6, six of which have been announced earlier in Mainzer et al and Burgasser et al. We present color-color and color-type diagrams showing the locus of M, L, T, and Y dwarfs in WISE color space. 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