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Table 2

Rotation periods from the non-parametric fit.

Cluster Age M/M σ p
1.10 1.05 1.00 0.95 0.90 0.85 0.80 0.75 0.70 0.65 0.60

Pleiades 120 2.09 2.75 3.53 4.42 5.39 6.41 7.42 ... ... ... ... 0.35 0.63
M35 150 3.12 3.62 4.16 4.82 5.64 6.46 ... ... ... ... ... 0.76 0.80
M34 240 3.18 3.92 4.72 5.60 6.57 7.65 8.65 9.48 10.11 10.62 ... 0.53 0.82
M37 550 5.21 5.91 6.50 7.08 7.70 8.42 9.32 10.32 11.19 11.91 12.43 0.94 0.68
Hyades 600 ... ... 7.62 8.35 9.07 9.82 10.64 11.57 12.26 12.72 13.04 0.51 0.52
Praesepe 600 ... 6.53 7.36 8.16 8.90 9.55 10.02 10.48 11.09 11.77 ... 0.63 0.89
ComaBerenices 600 6.68 7.49 8.12 8.70 9.29 10.07 10.75 11.07 11.23 11.37 ... 0.52 0.26
Hydes-Praesepe-Coma 600 6.12 6.95 7.65 8.31 8.99 9.68 10.38 11.20 11.77 12.22 12.58 0.73 0.68
NGC 6811 1000 7.07 8.58 9.90 10.93 11.30 11.03 10.64 ... ... ... ... 0.46 0.45
NGC 6819 2500 15.46 17.41 19.12 20.75 21.87 22.07 ... ... ... ... ... 0.88 0.92

Notes. σ is the standard deviation, p the Pearson test probability that the residual distribution is normal.

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