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Table 6

Coefficients of the mass dependence on observed parameters of groups with more than four members.

Coefficients 2MRS SDSS

a 1 −19.5 ± 4.2 −15.1 ± 1.2
a 2 1.6 ± 0.3 1.3 ± 0.1
a 3 −0.043 ± 0.009 −0.039 ± 0.003
a 4 2.8 ± 0.7 5.5 ± 0.5
a 5 −1.8 ± 0.4 −3.2 ± 0.2
a 6 0.43 ± 0.09 0.60 ± 0.04
a 7 0.371 ± 0.027 0.382 ± 0.006
a 8 0.090 ± 0.015 0.108 ± 0.005
a 8 0.604 ± 0.040 0.626 ± 0.009
a 9 87.5 ± 16.9 63.7 ± 4.5

s rms 0.1404 0.1603

Notes. They were obtained by a least-square fit on mock catalogue data using Eq. (38).

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