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Table 9

Observationally determined slopes for various relations.

Relation Slope Comments Reference

Lbol − YX 1.10 ± 0.04 115 clusters, z = 0.1−1.3 Maughan07
Lbol − YXa 0.94 ± 0.03 Maughan07
Lbol − YX 0.65 ± 0.10 13 RCS clusters, z = 0.6−1.1 Hicks08
Lbol − YX 0.95 ± 0.08 37 clusters, XMM-Newton Zhang08
M500 − Mgas 0.906 ± 0.08 Zhang08
M500 − YX 0.62 ± 0.06 Zhang08
M500 − YX 0.57 ± 0.03 17 clusters, Chandra Vikhlinin09
LX1 − YX 0.84 ± 0.05 31 clusters, XMM-Newton Pratt09
Lbol − YX 0.99 ± 0.05 Pratt09
LX1 − YXb 0.82 ± 0.03 Pratt09
Lbol − YXb 0.97 ± 0.03 Pratt09
LX1 − YX 1.14 ± 0.08 31 clusters, XMM-Newton Arnaud10
LX1 − YXc 1.07 ± 0.08 Arnaud10

Notes. 

(a)

Core excised luminosity, r = 0.15 − 1 × r500.

(b)

core excised L and T with r = 0.15−1 × r500.

(c)

Corrected for Malmquist bias.

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