Year	Identification [**]	Gravitational constant	Achieved relative uncertainty	Absolute uncertainty	G possible interval of placing*	Calculated comparative uncertainty	Calculated comparative uncertainty	Ref.
		G·10¹¹	r_G·10⁵	Δ_G·10¹⁵	u_G·10¹⁵	${ε^{'}}_{G} = Δ_{G} / u_{G}$ IACU	${ε^{″}}_{G} = Δ_{G} / S_{G}$ IARU
		m³∙kg⁻¹∙s⁻²	r_G·10⁵	m³∙kg⁻¹∙s⁻²	m³∙kg⁻¹∙s⁻²	${ε^{'}}_{G} = Δ_{G} / u_{G}$ IACU	${ε^{″}}_{G} = Δ_{G} / S_{G}$ IARU
2000	Uwash-00	6.67425592	1.4	0.934396	1.8	0.5191	0.0440	[15]
2002	UWup-02	6.67422980	15.0	10.01134	20.0	0.5108	0.4717	[16]
2005	HUST-05	6.67222870	13.0	8.673900	18.0	0.4819	0.4086	[17]
2006	Uzur-06	6.6742512	1.9	1.268108	2.4	0.5284	0.0597	[18]
2009	HUST-09	6.6734918	2.7	1.801843	3.6	0.5005	0.0849	[19]
2010	JILA-10	6.6723414	2.1	1.401192	2.8	0.5004	0.0660	[20]
2014	UCI-14	6.6743513	1.9	1.268127	2.6	0.4877	0.0597	[21]