Rotation period

(days)

Magnetic moment (earth = 1)

Field at equator

(gauss)

Field ratio maximum/ minimum

Tilt of dipole

(degrees)

Mercury

59

0.0007

0.003

2

+14˚

Venus

243

<0.0004

<0.0003

?

Earth

1.00

1

0.305

2.8

+10.8˚

Mars

1.03

<2.5 × 10−5

<5 × 10−5

?

Jupiter

0.41

20,000

4.2

4.5

−9.6˚

Saturn

0.44

600

0.20

4.6

−<1˚

Uranus

0.72

50

0.23

12

−59˚

Neptune

0.74

25

0.14

9

−47˚