Probing the cosmographic parameters to distinguish between dark energy and modified gravity models | A&A

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Table 1:

The cosmographic parameter values.
Model	q₀	j₀	s₀
$\Lambda$ CDM	$-0.60\pm0.06$	$1.0\pm0.11$	$-0.22\pm0.18$
w=w₀	$-0.61^{+\rm0.38}_{-0.60}$	$1.13^{+\rm 1.10}_{-1.79}$	$-0.08^{+\rm 1.75}_{-2.75}$
w=w₀+w₁ z	$-0.75\pm0.21$	$2.21\pm0.93$	$-12.25\pm9.18$
$w=w_0+\frac{w_1 z}{1+z}$	$-0.90\pm0.33$	$3.93^{+\rm 1.93}_{-2.90}$	$-25.52^{+\rm 27.33}_{-25.33}$
GCG	$-0.70\pm0.18$	$1.18^{+\rm0.78}_{-0.65}$	$-0.37^{+\rm 1.35}_{-1.48}$
Cardassian	$-0.67^{+\rm0.35}_{-0.40}$	$1.20^{+\rm 1.20}_{-1.45}$	$0.22^{+\rm 2.51}_{-2.85}$
DGP	$-0.50\pm0.04$	$0.83\pm0.02$	$-0.56\pm0.12$
f(R)	$-0.67^{+\rm0.06}_{-0.03}$	$1.01^{+\rm0.08}_{-0.21}$	$-0.22^{+\rm0.21}_{-0.19}$

Source LaTeX | All tables | In the text