Spectroscopic characterization of 78 DENIS ultracool dwarf candidates in the solar neighborhood and the Upper Scorpii OB association

Martin, E. L.; Phan-Bao, N; Bessell, Michael; Delfosse, X; Forveille, T; Magazzu, A; Reyle, Celine; Bouy, H; Tata, R

Spectroscopic characterization of 78 DENIS ultracool dwarf candidates in the solar neighborhood and the Upper Scorpii OB association

Date

2010

Authors

Martin, E. L.

Phan-Bao, N

Bessell, Michael

Delfosse, X

Forveille, T

Magazzu, A

Reyle, Celine

Bouy, H

Tata, R

Publisher

Springer

Abstract

Aims. We search for new ultracool dwarfs and report here our observations of 78 ultracool dwarf candidates that have been photometrically selected using the DENIS survey point source catalogue. We analyze low-resolution optical spectroscopic observations