Testing the role of merging binaries in the formation of the split main sequence in young clusters

Open Access

Table 1

Properties of the rotation rate distributions in the bUMS and the bMS for each cluster.

	Median (km/s)	Mean (km/s)	Standard deviation (km/s)
NGC 1850
blue UMS	299.4	258.0	155.2
Prob^a = 0.01	97.4	111.3	71.9
NGC 1866
blue UMS	83.7	172.7	189.0
Prob^a = 0.018	29.5	61.6	74.7
NGC 1856
blue UMS	96.5	149.0	170.4
Prob^a = 0.024	91.2	95.1	79.2

Notes. ^aThe probability of the two samples being drawn from the same parent distribution.

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