Template:গ্রহ-বৃহস্পতি
উইকিপিডিয়া, মুক্ত বিশ্বকোষ থেকে
Click image for description |
|
|---|---|
| A composite image of Mars. | |
| কক্ষীয় বৈশিষ্ট্য (Epoch J2000)[1] | |
| Semi-major axis | ৭৭৮,৪১২,০২৭ কিমি ৫.২০৩ ৩৬৩ ০১ AU |
| Orbital circumference | 1,429,000,000 কিমি (887,900,000 mi) 9.553 AU |
| Eccentricity | 0.093 412 33 |
| Perihelion | 206,644,545 কিমি (128,402,967 mi) 1.381 333 46 AU |
| Aphelion | 249,228,730 কিমি (154.863,553 mi) 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 কিমি/সে. (53,859 mi/h) |
| Max. Orbital Speed | 26.499 কিমি/সে. (59,277 mi/h) |
| Min. Orbital Speed | 21.972 km/s (49,150 mi/h) |
| 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 |
| Distance from Sun | 1.52 AU |
| Physical characteristics | |
| Equatorial diameter | 6,804.9 km (4228.4 mi) (0.533 Earths) |
| Polar diameter | 6,754.8 km (4197.2 mi) (0.531 Earths) |
| Oblateness | 0.007 36 |
| Surface area | 1.448×108<noinclude> km2 55,907,000 square miles (144 798 465 square kilometers) (0.284 Earths) |
| Volume | 1.6318×1011<noinclude> km3 (0.151 Earths) |
| Mass | 6.4185×1023<noinclude> kg (0.107 Earths) |
| Mean density | 3.934 g/cm3 |
| Equatorial gravity | 3.69 m/s2 (0.376g) |
| Escape velocity | 5.027 km/s (11,245 mi/h) |
| Rotation period | 1.025 957 d (24.622 962 h) |
| Rotation velocity | 868.22 km/h (539.49 mi/h) (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 (−140 °C) 210 K (−63 °C) 293 K (20 °C) |
| 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 |
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