Mársì

(Àtúnjúwe láti Mars)

Mársì jẹ́ ìsọ̀gbé Oòrùn kẹrin lati Oòrùn tí ó sì jẹ́ ìkejì ìsọgbé tí ó kéré jù lẹ́yìn Mercury nínú ètò ìdarísí oòrùn tí ó ṣàkójọpọ̀ oòrùn àti àwọn ohun tí ó ń yíi po. Wón sọọ́ lórúkọ Roman god of war, wọ́n ma ń sábà pèé ní "ìsọ̀gbé Oòrùn Pupa".[1][2] nítori àyè tí iron oxide gbà lóju rẹ̀ jẹ́ kó ní ìrísí pupa.

Mársì - Mars  ♂
The planet Mars
Mars in 1980 as seen by the Viking 1 Orbiter
Ìfúnlọ́rúkọ
Ìpolongo Gbígbọ́i /ˈmɑrz/
Alápèjúwe Martian
Àsìkò J2000
Aphelion249,209,300 km
1.665 861 AU
Perihelion 206,669,000 km
1.381 497 AU
Semi-major axis 227,939,100 km
1.523 679 AU
Eccentricity 0.093 315
Àsìkò ìgbàyípo 686.971 days

1.8808 Julian years

668.5991 sols
Synodic period 779.96 days
2.135 Julian years
Average orbital speed 24.077 km/s
Mean anomaly 19.3564°
Inclination 1.850° to ecliptic
5.65° to Sun's equator
1.67° to invariable plane
Longitude of ascending node 49.562°
Argument of perihelion 286.537°
Satellites 2
Àwọn ìhùwà àdánidá
Ìfẹ̀kiri alágedeméjì 3,396.2 ± 0.1 km[a]
0.533 Earths
Ìfẹ̀kiri olóòpó 3,376.2 ± 0.1 km[a]
0.531 Earths
Flattening 0.005 89 ± 0.000 15
Ààlà ojúde 144,798,500 km2
0.284 Earths
Ìpọ̀sí 1.6318 × 1011 km3
0.151 Earths
Àkójọ 6.4185 × 1023 kg
0.107 Earths
Iyeìdáméjì ìṣùpọ̀ 3.9335 ± 0.0004 g/cm³
Equatorial surface gravity3.711 m/s²
0.376 g
Escape velocity5.027 km/s
Sidereal rotation
period
1.025 957 day
24.622 9 h
Equatorial rotation velocity 868.22 km/h (241.17 m/s)
Axial tilt 25.19°
North pole right ascension 21 h 10 min 44 s
317.681 43°
North pole declination 52.886 50°
Albedo0.170 (geometric)
0.25 (Bond)
Ìgbónásí ojúde
   Kelvin
   Celsius
minmeanmax
186 K210 K293 K
−87 °C−63 °C20 °C
Apparent magnitude +1.6 to −3.0
Angular diameter 3.5–25.1
Afẹ́fẹ́àyíká
Ìfúnpá ojúde 0.636 (0.4–0.87) kPa
Ìkósínú (mole fractions)

95.32% carbon dioxide
2.7% nitrogen
1.6% argon
0.13% oxygen
0.08% carbon monoxide
210 ppm water vapor
100 ppm nitric oxide
15 ppm molecular hydrogen
2.5 ppm neon
850 ppb HDO
300 ppb krypton
130 ppb formaldehyde
80 ppb xenon
30 ppb ozone[citation needed]
18 ppb hydrogen peroxide

10 ppb methane

Àwọn ìtọ́kasí

àtúnṣe
  1. Zubrin, Robert; Wagner, Richard (1997). The Case for Mars: The Plan to Settle the Red Planet and Why We Must. New York: Touchstone. ISBN 978-0-684-83550-1. OCLC 489144963. 
  2. Rees, Martin J., ed (October 2012). Universe: The Definitive Visual Guide. New York: Dorling Kindersley. pp. 160–161. ISBN 978-0-7566-9841-6.