|
gptkbp:instanceOf
|
astronomer
concert hall
|
|
gptkbp:affiliatedWith
|
gptkb:Solar_System
|
|
gptkbp:albedo
|
0.142
|
|
gptkbp:aphelion
|
69,816,900 km
|
|
gptkbp:ascendingNodeLongitude
|
48.331°
|
|
gptkbp:atmosphere
|
very thin, exosphere
|
|
gptkbp:axialTilt
|
0.034°
|
|
gptkbp:density
|
5.427 g/cm³
|
|
gptkbp:diameter
|
2,439.7 km
|
|
gptkbp:discoveredBy
|
known since antiquity
|
|
gptkbp:distanceFromEarth
|
4.25 km/s
57,909,227 km
|
|
gptkbp:eccentricity
|
0.2056
|
|
gptkbp:expansion
|
gptkb:BepiColombo
|
|
gptkbp:explores
|
gptkb:MESSENGER
gptkb:Mariner_10
|
|
gptkbp:firstSatellite
|
MESSENGER (2011)
|
|
gptkbp:firstSpacecraftFlyby
|
gptkb:Mariner_10_(1974)
|
|
gptkbp:flattening
|
0
|
|
gptkbp:hasChineseName
|
gptkb:水星
|
|
gptkbp:hasMoon
|
0
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Mercury (☿)
|
|
gptkbp:inclination
|
7.00°
|
|
gptkbp:JapaneseName
|
gptkb:水星
|
|
gptkbp:length
|
176 Earth days
88 Earth days
|
|
gptkbp:magneticFieldStrength
|
present, weak
|
|
gptkbp:mass
|
3.3011×10^23 kg
|
|
gptkbp:meanAnomaly
|
174.796°
|
|
gptkbp:namedAfter
|
gptkb:Mercury_(mythology)
|
|
gptkbp:namedInRomanMythology
|
Mercury, messenger god
|
|
gptkbp:notableFor
|
closest planet to the Sun
smallest planet in Solar System
|
|
gptkbp:orbitLongitude
|
252.251°
|
|
gptkbp:orbitType
|
87.97 days
|
|
gptkbp:orderFromSun
|
1
|
|
gptkbp:perihelion
|
46,001,200 km
29.124°
|
|
gptkbp:rotationPeriod
|
58.646 days
|
|
gptkbp:surface
|
gptkb:Caloris_Basin
Scarps
Craters
7.48×10^7 km²
silicate rock, iron core
|
|
gptkbp:surfaceGravity
|
3.7 m/s²
|
|
gptkbp:surfaceTemperatureMax
|
430°C
|
|
gptkbp:surfaceTemperatureMin
|
-180°C
|
|
gptkbp:symbol
|
gptkb:☿
|
|
gptkbp:visibleToNakedEye
|
true
|
|
gptkbp:volume
|
6.083×10^10 km³
|
|
gptkbp:英文名
|
gptkb:Hermes
|
|
gptkbp:bfsParent
|
gptkb:Sailor_Mercury
|
|
gptkbp:bfsLayer
|
5
|