| Albedo
|
0.106 +
|
| Apoapsis
|
69,820,000 km (0.467 AU, 43,384,136.642 mi) +
|
| Axial tilt
|
4.71239e-4 rad (0.027 °, 0.03 grad) +
|
| Color
|
#AA6633 +
|
| Composition
|
Iron, Silicate +
|
| Creation magnetic moment
|
7.5e+22 N-m/T +
|
| Equatorial radius
|
2,439.7 km (1,515.959 mi) +
|
| Escape speed
|
4.3 km/s (15,480 km/h, 2.672 mi/s, 9,618.826 mph) +
|
| Inclination
|
0.122 rad (7 °, 7.778 grad) +
|
| Magnetic decay time
|
812.6 a (296,802.15 da) +
|
| Magnetic half life
|
563.3 a (205,745.325 da) +
|
| Maximum temperature
|
700 K (426.85 °C, 800.33 °F, 1,260 °R) +
|
| Mean radius
|
2,439.7 km (1,515.959 mi) +
|
| Mean temperature
|
452 K (178.85 °C, 353.93 °F, 813.6 °R) +
|
| Member of
|
Planet +,
Solar system +,
Terrestrial planet +
|
| Minimum temperature
|
90 K (-183.15 °C, -297.67 °F, 162 °R) +
|
| Orbital eccentricity
|
0.206 +
|
| Orbital speed
|
47.87 km/s (172,332 km/h, 29.745 mi/s, 107,082.14 mph) +
|
| Order
|
1 +
|
| Periapsis
|
46,000,000 km (0.307 AU, 28,583,074.843 mi) +
|
| Planet density
|
5,427 kg/m³ (5.427 g/ml, 338.797 lb/ft³) +
|
| Planet mass
|
3.302e+23 kg (0.0553 M⊕, 1.73908e-4 M♃) +
|
| Planet surface area
|
75,000,000 km² (28,957,661.891 mi², 0.147 A⊕, 0.00121 A♃) +
|
| Polar radius
|
2,439.7 km (1,515.959 mi) +
|
| Present magnetic moment
|
3.8e+19 N-m/T +
|
| Primary
|
Sun +
|
| Satellites
|
0 +
|
| Semi-major axis
|
57,910,000 km (0.387 AU, 35,983,605.742 mi) +
|
| Sidereal day
|
1,407.6 h (58.65 da) +
|
| Sidereal period
|
87.969 da (0.241 a) +
|
| Solar day
|
4,222.6 h (175.942 da) +
|
| Surface gravity
|
3.7 m/s² (12.139 ft/s², 0.377 g) +
|
| Surface magnetic flux density
|
3.3e-6 T +
|
| Symbol
|
☿ +
|
| Synodic period
|
115.88 da (0.317 a) +
|
| Titius-Bode prediction
|
0.4 AU +
|
| Visiting mission
|
Mariner 10 +,
Messenger +
|
| Categories |
Astronomy +,
Solar system +,
Planet +,
Mercury (planet) +
|
