Mars (planeta)
From Wikipedia
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| A composite image of Mars. | |
| Orbital characteristics (Epoch J2000) | |
|---|---|
| Semi-major axis | 227,936,637 km (141,632,976 Miles) 1.523 662 31 AU |
| Orbital circumference | 1.429 Tm (888,005,041 Miles) 9.553 AU |
| Eccentricity | 0.093 412 33 |
| Perihelion | 206,644,545 km (128,402,710 Miles) 1.381 333 46 AU |
| Aphelion | 249,228,730 km (154.863,243 Miles) 1.665 991 16 AU |
| Orbital period | 686.9600 d (1.8808 a) |
| Synodic period | 779.96 d (2.135 a) |
| Avg. Orbital Speed | 24.077 km/s (53,820 Miles / Hour) |
| Max. Orbital Speed | 26.499 km/s (59,220 Miles / Hour) |
| Min. Orbital Speed | 21.972 km/s (49,140 Miles / Hour) |
| Inclination | 1.850 61° (5.65° to Sun's equator) |
| Longitude of the ascending node |
49.578 54° |
| Argument of the perihelion |
286.462 30° |
| Number of satellites | 2 |
| Physical characteristics | |
| Equatorial diameter | 6,804.9 km (4228.4 Miles) (0.533 Earths) |
| Polar diameter | 6,754.8 km (4197.2 Miles) (0.531 Earths) |
| Oblateness | 0.007 36 |
| Surface area | 1.448×108 km2 (55.907 Million Square Miles) (0.284 Earths) |
| Volume | 1.638×1011 km3 (0.151 Earths) |
| Mass | 6.4185×1023 kg (0.107 Earths) |
| Mean density | 3.934 g/cm3 |
| Equatorial gravity | 3.69 m/s2 (0.376g) |
| Escape velocity | 5.027 km/s (11,232 Miles / Hour) |
| Rotation period | 1.025 957 d (24.622 962 h) |
| Rotation velocity | 868.22 km/h (539.49 Miles / Hour) (at the equator) |
| Axial tilt | 25.19° |
| Right ascension of North pole |
317.681 43° (21 h 10 min 44 s) |
| Declination | 52.886 50° |
| Albedo | 0.15 |
| Surface temp. - min - mean - max |
133 K(-220 F) 210 K (-82 F) 293 K (68 F) |
| Adjective | Martian |
| Atmospheric characteristics | |
| Atmospheric pressure | 0.7-0.9 kPa |
| Carbon dioxide | 95.32% |
| Nitrogen | 2.7% |
| Argon | 1.6% |
| Oxygen | 0.13% |
| Carbon monoxide | 0.07% |
| Water vapor | 0.03% |
| Nitric oxide | 0.01% |
| Neon | 2.5 ppm |
| Krypton | 300 ppb |
| Xenon | 80 ppb |
| Ozone | 30 ppb |
| Methane | 10.5 ppb |
Ti Mars iti maikapat a planeta manipud iti bituen nga Init iti Sistema a Solar.
Impanagan dagiti Romano iti diosenda iti gubat a ni Marte
Adda dua a bulan ti Mars a managanan iti Fobos ken Deimos.
| Ti Sistema a Solar |
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| Bituen: Ti Init |
| Dagiti Planeta: Mercurio | Venus | Daga | Mars | Jupiter | Saturno | Uranus | Neptuno |
| Dagiti ansisit a planeta: Ceres - Pluto - Eris |
| Babassit a bagbagi: Dagiti asteroid - Dagiti centaurs - TNOs - Dagiti kometa - Dagiti layap |
| Dagiti satellite: Terran - Martian - Jovian - Saturnian - Uranian - Neptunian |
| Populations: Barikes nga Asteroid - Barikes a Kuiper - Naiwaris a disc - Ulep nga Oort |
| Kitaen met dagiti astronomical a bambanag ken ti listaan ti bambanag ti sistema a solar a naurnos babaen ti radius wenno ti mass. |
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Daytoy nga articulo ket maysa a pangted. Makatulongka iti Wikipedia babaen ti panangnayon wenno panangtarimaan iti daytoy nga articulo. |
