Results for: obliquity

What is the obliquity of Mars?

25o Obliquity is the same as axial tilt when referring to a planet or moon or other celestial body. Obliquity is therefore the amount that a planets rotational axis (the axis the planet rotates around) is tilted from a line… Full Answer

What means the tilt of the earths axis?

In astronomy, axial tilt, also known as obliquity, is the angle between an object's rotational axis and its orbital axis, or, equivalently, the angle between its equatorial plane and orbital plane. It differs from orbital inclination. Full Answer

How big is the Arctic Circle?

Circumference or length of the Arctic / Antarctic Circle. This depends on the time, date, and whether the calculations are made using True or Mean obliquity of the ecliptic. All at UT Hours 00 Minutes 00 Seconds 00.000: 1 January… Full Answer