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Table 2 Same as in Tab. 1 but assuming no running in the (scalar) spectral index (i.e. αS = 0).

From: Stochastic backgrounds of relic gravitons: a theoretical appraisal

Data

r T

n s

α S

ΩΛ

ΩM0

keqMpc

WMAP5 alone

< 0.43

0.986 ± 0.22

0

0.00936

WMAP5 + Acbar

< 0.40

0

0.767 ± 0.032

0.233 ± 0.032

0.00944

WMAP5+ LSS + SN

< 0.20

0.968 ± 0.015

0

0.725 ± 0.015

0.275 ± 0.015

0.00999

WMAP5+ CMB data

< 0.36

0.979 ± 0.020

0

0.775 ± 0.032

0.225 ± 0.032

0.00922