Investigating the hard X-ray emission from the hottest Abell cluster A2163 with Suzaku

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Table 2

Single-component fitting to the HXD data.

Parameter	Value^a

APEC model
kT [keV]
Abundance [solar]	0.3 (Fix)
Redshift	0.203 (Fix)
Norm^a
χ²/d.o.f.	8.6/11

Power-law model
Γ
Norm^b
χ²/d.o.f.	8.3/11

Notes.

^(a)

The first and second (in parentheses) errors are the statistical and systematic errors, respectively.

^(b)

Normalization of the APEC model, Norm =/. D_A is the angular diameter distance to the source.

^(c)

Normalization of the power-law model in units of photons keV^-1 cm^-2 s^-1 at 1 keV.

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