Source

Identification^a

Method

10¹¹ G

Rel. stand.

m³∙kg⁻¹∙s⁻²

uncert u_r

Luther and Towler (1982)

NIST-82

Fiber torsion balance,

6.672 48(43)

6.4 × 10⁻⁵

dynamic mode

Karagioz and Izmailov (1996)

TR&D-96

Fiber torsion balance,

6.672 9(5)

7.5 × 10⁻⁵

dynamic mode

Bagley and Luther (1997)

LANL-97

Fiber torsion balance,

6.673 98(70)

1.0 × 10⁻⁴

dynamic mode

Gundlach and Merkowitz (2000, 2002)

UWash-00

Fiber torsion balance,

6.674 255(92)

1.4 × 10⁻⁵

dynamic compensation

Quinn et al. (2001)

BIPM-01

Strip torsion balance,

6.675 59(27)

4.0 × 10⁻⁵

compensation mode, static deflection

Kleinevoß (2002); Kleinvoß et al. (2002)

UWup-02

Suspended body,

6.674 22(98)

1.5 × 10⁻⁴

displacement

Armstrong and Fitzgerald (2003)

MSL-03

Strip torsion balance,

6.673 87(27)

4.0 × 10⁻⁵

compensation mode

Hu et al. (2005)

HUST-05

Fiber torsion balance,

6.672 28(87)

1.3 × 10⁻⁴

dynamic mode

Schlamminger et al. (2006)

UZur-06

Stationary body,

6.674 25(12)

1.9 × 10⁻⁵

weight change

Luo et al. (2009); Tu et al. (2010)

HUST-09

Fiber torsion balance,

6.673 49(18)

2.7 × 10⁻⁵

dynamic mode

Parks and Faller (2010)

JILA-10

Suspended body,

6.672 34(14)

2.1 × 10⁻⁵

displacement