Template:গ্রহ‌-পৃথিবী - Wikipedia

# Template:গ্রহ‌-পৃথিবী

### উইকিপিডিয়া, মুক্ত বিশ্বকোষ থেকে

পৃথিবী
The Blue Marble, taken from Apollo 17
Orbital characteristics (Epoch J2000)
অপসুর | 152,097,701 কিমি (1.016 710 333 5 [[ এইউ(AU))
অনুসুর | 147,098,074 km (0.983 289 891 2 AU)
Semi-major axis | 149,597,887.5 km (1.000 000 112 4 AU)
Semi-minor axis | 149,576,999.826 km (0.999 860 486 9 AU)
Orbital circumference | 924,375,700 km (6.179 069 900 7 AU)
Orbital eccentricity | 0.016 710 219
Sidereal orbit period | 365.256 366 d (1.000 017 5 a)
Synodic period | n/a
Max. orbital speed | 30.287 km/s (109,033 km/h)
Average orbital speed | 29.783 km/s (107,218 km/h)
Min. orbital speed | 29.291 km/s (105,448 km/h)
Orbital inclination to ecliptic | 0 (7.25° to Sun's equator)
Longitude of the ascending node | 348.739 36°
Argument of the perihelion | 114.207 83°
Satellites | 1 (the Moon) (see also 3753 Cruithne)
Physical characteristics
Aspect Ratio | 0.996 647 1
Ellipticity | 0.003 352 9
Radius:
Equatorial | 6,378.137 km
Polar | 6,356.752 km
Mean | 6,372.797 km
Diameter:
Equatorial | 12,756.274 km
Polar | 12,713.504 km
Mean | 12,745.594 km
পরিধি:
বিষুবীয় | 40,075.02 km
Meridional | 40,007.86 km
গড় | 40,041.47 km
Surface Area | 510,065,600 km²
Land | 148,939,100 km² (29.2 %)
Water | 361,126,400 km² (70.8 %)
Volume | 1.083 207 3×1012<noinclude> km³
ভর | 5.9742×1024<noinclude> kg
ঘনত্ব | 5,515.3 kg/m³
Equatorial surface gravity | 9.7801 m/s² (0.997 32 g)
Escape velocity | 11.186 km/s
Sidereal rotation period | 0.997 258 d (23.934 h)
Rotational velocity (at the equator) | 465.11 m/s
Axial tilt | 23.439 281°
Right ascension of North pole | 0° (0 h 0 min 0 s)
Declination | 90°
Albedo | 0.367
Surface temperature - min - mean - max | 185 K (-88 °C) 287 K (14 °C) 331 K (58 °C)
Surface pressure | 100 kPa
Adjective | Earthling, Terrestrial, Terran
Atmospheric constituents
nitrogen | 77 %
oxygen | 21 %
argon | 1 %
carbon dioxide | 0.038%
water vapor | trace (varies with climate)
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