Spectroscopy of new brown dwarf members of ρ Ophiuchi and an updated initial mass function

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Table 3

Brown dwarfs in the literature.

2MASS designation	Region	Opt SpT^a	Ref.^a	Other name	NIR SpT^b	A_V^b (mag)

J11082927−7739198	Chamaeleon I	M7.25	1	[NC98] Cha HA 11	M5.5	1.5
J11102226−7625138	Chamaeleon I	M8	1	CHSM 17173	M7.5	0.8
J11395113−3159214	Twa Hydra	M8	2	TWA 26	M7.25	1.8
J11100934−7632178	Chamaeleon I	M9.5	3	OTS44	M9.25	2.6
	Chamaeleon I	L0	4	[L2007b] Cha J11070768−7626326	M9	0.8

Notes.

^(a)

Spectral types from: 1: Luhman (2004a), 2: Rice et al. (2010), 3: Luhman et al. (2004), 4: Luhman et al. (2008a).

^(b)

Near-IR spectral type and extinction derived from numerical fitting.

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