Open Access

Table 1

Main characteristics of several reference studies that investigate the rotational properties of high-mass stars in the Milky Way (MW), and the Large and Small Magellanic Clouds (LMC and SMC), covering the whole O-star domain.

Study Galaxy Sample size (O stars) v sin i/vmac separation Spectroscopic parameters Specific SB study
This work MW 285 Yes Yes SB1
Conti & Ebbets (1977) MW 205 No No No
Penny (1996) MW 177 No No No
Howarth et al. (1997) MW 225 No No No
Simón-Díaz & Herrero (2014) MW 116 Yes No No
Markova et al. (2014) MW 39 Yes Yes No
Penny & Gies (2009) SMC/LMC 39/70 No No No
Ramírez-Agudelo et al. (2013, 2015) LMC 326 Yes No SB1, SB2

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