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Table 1

The best-fit bolometric LX − Tvir relation, given by , for the individual subcategories of the HIFLUGCS sample of galaxy clusters.

Category # α β σint,   LX (in %) σstat,   LX (in %) σint,   Tvir (in %) σstat,   Tvir (in %)

(a) Total luminosities
ALL 64 2.64  ±  0.20 2.94  ±  0.16 45.4 11.8 15.5 4.0
CRS 49 3.04  ±  0.23 3.17  ±  0.15 46.5 12.7 14.6 4.0
NCRS 15 2.00  ±  0.35 2.54  ±  0.27 59.4 10.3 23.4 4.0
SCC 28 3.82  ±  0.38 3.33  ±  0.15 51.8 13.1 15.6 3.9
NSCC 36 2.19  ±  0.17 2.70  ±  0.19 47.4 11.1 17.5 4.1
WCC 18 2.30  ±  0.20 3.25  ±  0.32 34.8 12.3 10.7 3.8
NCC 18 2.10  ±  0.26 2.42  ±  0.21 50.4 10.8 20.8 4.5

(b) Cool-core corrected luminosities (using the cooling radius, rcool, see Sect. 4)
ALL 64 1.88  ±  0.11 3.05  ±  0.14 39.1 12.5 12.8 4.1
SCC 28 2.00  ±  0.16 3.27  ±  0.15 34.2 13.6 10.4 4.2
NSCC 36 2.01  ±  0.15 2.70  ±  0.18 47.9 11.2 17.7 4.1
WCC 18 1.95  ±  0.15 3.20  ±  0.29 36.3 12.4 11.4 3.9
CC 46 1.97  ±  0.11 3.25  ±  0.13 33.2 13.0 10.2 4.0

Notes.  CC = SCC+WCC, NSCC = WCC+NCC.

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