Perihelion
/id/Source Language: The language or dialect this term originates from (ID).Definition & Context
NounNoun
A word that functions as the name of a specific object or set of objects, such as living creatures, places, actions, qualities, states of existence, or ideas.
The point in the orbit of a planet, comet, or other celestial body that is nearest to the Sun. This phenomenon occurs due to the elliptical nature of orbital paths, where the object reaches its maximum orbital velocity while passing through this position.
Synonyms & Variants
jarak perihelik
A professional term used to measure the distance magnitude when an object is at the perihelion point.
perihelion
A technical term in astronomy referring to the point in an orbit that is closest to the sun.
titik perihelion
A formal noun phrase used in scientific and educational literature in Indonesia.
titik terdekat matahari
A descriptive phrase explaining the position of a celestial object at its minimum distance from the sun's center of mass.
perihelium
Spelling variation often found in older literature.
apsis
General term covering both perihelion and aphelion.
perigee
Similar term but specific to objects orbiting Earth.
Usage Notes or Etymology
The term is derived from the Greek words peri meaning near and helios referring to the Sun. In an astronomical context, this phenomenon is part of Kepler's laws regarding elliptical orbits. The use of this word is restricted to scientific discourse or formal education to describe the dynamics of celestial bodies within the solar system.
Real-world Usage
Bumi mencapai titik perihelion pada bulan Januari saat jaraknya paling dekat dengan Matahari.
English Translation
Representative of real-world usage and contextual accuracy.