Early-type stars in the young open cluster NGC 2244 and in the Monoceros OB2 association - I. The multiplicity of O-type stars

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Volume 502 / No 3 (August II 2009)

A&A, 502 3 (2009) 937-950

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Table 3:

The mean radial velocities^a and the 1- $\sigma$ dispersions.
Star	He I $\lambda$ 4471	He II $\lambda$ 4542	He II $\lambda$ 4686	O III $\lambda$ 5592	DIB $\lambda$ 5780	C IV $\lambda$ 5801	C IV $\lambda$ 5812	He I $\lambda$ 5876	Na I $\lambda$ 5890
HD 46056	36.1 $~\pm~$ 6.9	49.6 $~\pm~$ 9.3	30.4 $~\pm~$ 12.1	...	26.0 $~\pm~$ 4.1	...	...	28.7 $~\pm~$ 9.7	23.3 $~\pm~$ 2.0
HD 46149	27.3 $~\pm~$ 21.8	27.6 $~\pm~$ 18.7	28.4 $~\pm~$ 22.0	12.6 $~\pm~$ 21.4	23.5 $~\pm~$ 4.7	24.1 $~\pm~$ 21.3	20.7 $~\pm~$ 20.3	22.3 $~\pm~$ 19.4	21.4 $~\pm~$ 3.0
HD 46150	31.2 $~\pm~$ 4.0	45.3 $~\pm~$ 8.1	44.8 $~\pm~$ 5.0	26.9 $~\pm~$ 7.8	23.8 $~\pm~$ 3.9	48.8 $~\pm~$ 11.7	34.0 $~\pm~$ 12.9	32.6 $~\pm~$ 5.4	20.7 $~\pm~$ 2.4
HD 46202	39.8 $~\pm~$ 3.1	38.8 $~\pm~$ 3.8	38.0 $~\pm~$ 3.2	31.8 $~\pm~$ 1.3	25.4 $~\pm~$ 1.5	40.4 $~\pm~$ 2.2	36.1 $~\pm~$ 2.2	40.0 $~\pm~$ 1.4	23.5 $~\pm~$ 1.2
HD 46223	34.5 $~\pm~$ 6.7	44.5 $~\pm~$ 3.2	47.0 $~\pm~$ 3.3	31.1 $~\pm~$ 7.4	23.8 $~\pm~$ 4.6	50.9 $~\pm~$ 2.9	38.6 $~\pm~$ 6.4	35.6 $~\pm~$ 2.7	23.4 $~\pm~$ 3.4
HD 46485	31.5 $~\pm~$ 7.5	43.5 $~\pm~$ 10.7	34.0 $~\pm~$ 9.4	...	21.8 $~\pm~$ 5.5	...	...	30.8 $~\pm~$ 11.1	21.3 $~\pm~$ 4.0
HD 46573	47.0 $~\pm~$ 6.6	48.4 $~\pm~$ 10.0	50.2 $~\pm~$ 7.6	47.9 $~\pm~$ 8.5	27.6 $~\pm~$ 3.9	59.5 $~\pm~$ 5.7	53.2 $~\pm~$ 6.1	50.3 $~\pm~$ 5.4	26.9 $~\pm~$ 1.4
HD 46966	39.2 $~\pm~$ 1.4	44.9 $~\pm~$ 2.0	45.3 $~\pm~$ 2.0	38.4 $~\pm~$ 2.6	23.4 $~\pm~$ 4.7	47.7 $~\pm~$ 3.0	43.4 $~\pm~$ 3.3	40.8 $~\pm~$ 2.4	20.8 $~\pm~$ 2.2
HD 48279	31.4 $~\pm~$ 3.6	40.6 $~\pm~$ 2.6	38.9 $~\pm~$ 5.1	32.8 $~\pm~$ 11.8	23.1 $~\pm~$ 5.0	43.3 $~\pm~$ 6.0	31.9 $~\pm~$ 7.4	39.5 $~\pm~$ 2.1	20.8 $~\pm~$ 3.3

^a The data are expressed in km s^-1.

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