When this line of latitude was named in the last centuries BCE, the Sun was in the constellation Cancer (Latin: Crab) at the June solstice (90° ecliptic longitude). Due to the precession of the equinoxes, this is no longer the case; … See more

North of the tropic are the subtropics and the North Temperate Zone. The equivalent line of latitude south of the Equator is called the See more

According to the rules of the Fédération Aéronautique Internationale, for a flight to compete for a round-the-world speed record, it must cover a distance no less than the length of … See more

• Temporal Epoch Calculations
• Useful constants (see: Obliquity of the ecliptic) See more

The Tropic of Cancer's position is not fixed, but constantly changes because of a slight wobble in the Earth's longitudinal alignment relative to the ecliptic, the plane in which the Earth … See more

The climate at the Tropic of Cancer is generally hot and dry, except for cooler highland regions in China, marine environments such … See more

• Geography portal
• Africa portal
• China portal
• Mexico portal
• See more