Table 1: Default spectral models adopted for different categories of sources. See XSPEC manual (Arnaud 1996; http://xspec.gsfc.nasa.gov) for precise descriptions of the spectral models.
Source category model $N_{\rm H}$ $\Gamma$ 1 $\Gamma$ 2 $E_{\rm cut}$ $E_{\rm fold}$ or $E_{\rm break}$ $^{\dagger}$

(10²² cm^-2) [keV] [keV]

X-ray binaries

LMXB wabs*cutoff 1.0 1.7 - 5 -

LMXB with hard-tail wabs*(cutoff+powerlaw) 1.0 1.7 2.5 10 -

HMXB wabs*highecut*powerlaw 1.0 1.0 - 10 15

AGN

Seyfert 1 wabs*cutoff 1.0 1.7 - 100 -

Seyfert 2I wabs*cutoff 10.0 1.7 - 100 -

Blazar wabs*cutoff 1.0 1.7 - 100 -

Quasar wabs*cutoff 1.0 1.7 - 100 -

Clusters of Galaxies wabs*cutoff 1.0 1.7 - 10 -

Unidentified

X-ray sources wabs*cutoff 1.0 1.7 - 10 -

COMPTEL sources wabs*bknpower 100 -1.5 2.1 - 1000

EGRET sources wabs*bknpower 100 -1.5 2.1 - 10 000

$^{\dagger}$ $E_{\rm fold}$ for highecut model and $E_{\rm break}$ for bknpower model.

**Table 1:** Default spectral models adopted for different categories of sources. See XSPEC manual (Arnaud 1996; http://xspec.gsfc.nasa.gov) for precise descriptions of the spectral models.
Source category	model	$N_{\rm H}$	$\Gamma$ 1	$\Gamma$ 2	$E_{\rm cut}$	$E_{\rm fold}$ or $E_{\rm break}$ $^{\dagger}$
		(10²² cm^-2)			[keV]	[keV]
X-ray binaries
LMXB	wabs*cutoff	1.0	1.7	-	5	-
LMXB with hard-tail	wabs*(cutoff+powerlaw)	1.0	1.7	2.5	10	-
HMXB	wabshighecutpowerlaw	1.0	1.0	-	10	15
AGN
Seyfert 1	wabs*cutoff	1.0	1.7	-	100	-
Seyfert 2I	wabs*cutoff	10.0	1.7	-	100	-
Blazar	wabs*cutoff	1.0	1.7	-	100	-
Quasar	wabs*cutoff	1.0	1.7	-	100	-
Clusters of Galaxies	wabs*cutoff	1.0	1.7	-	10	-
Unidentified
X-ray sources	wabs*cutoff	1.0	1.7	-	10	-
COMPTEL sources	wabs*bknpower	100	-1.5	2.1	-	1000
EGRET sources	wabs*bknpower	100	-1.5	2.1	-	10 000
$^{\dagger}$ $E_{\rm fold}$ for highecut model and $E_{\rm break}$ for bknpower model.

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