Perigee - Perigee

Japanese: 近地点 - きんちてん
Perigee - Perigee

The moon and artificial satellites revolve around the earth in elliptical orbits, and the point at which they are closest to the earth is called the perigee. The point at which they are farthest from the earth is called the apogee.

[Sadao Murayama]

[Reference] | Trajectory

Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend

Japanese:

月や人工衛星などは地球の周りを楕円(だえん)軌道を描いて公転しているが、その軌道上でもっとも地球に近づく点が近地点である。これに対してもっとも地球から遠ざかる点が遠地点である。

[村山定男]

[参照項目] | 軌道

出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例

<<:  Drawstring bag - Drawstring bag

>>:  Incompetent person - Kinchisansha

Recommend

Dakki - Dakki

Date of birth and death unknown. Daughter of Yous...

Muroya Cave - Muroya Cave

Located in Kamiya, Kamikawa Village, Higashikanbar...

Sphenoid bone

…the upper half of the occipital scale sometimes ...

Iwo

A city in southwestern Nigeria, about 40 km northe...

Selbständiges Theater (English)

...The Protto (Japan Proletarian Theater League),...

Aertsen (Aertsz), Pieter

Born: 1508. Amsterdam Died June 3, 1575. Dutch his...

Raška (English spelling)

… 【history】 [Founding of the medieval Kingdom of ...

Dosen - Dosen

827‐898 A monk from the late Silla period in Korea...

Movement Disorders

In the broad sense, it is a condition in which bas...

Kineya Rokusaburo (4th generation)

[Born] 1779 [Died] Ansei 2 (1855) Head of the Naga...

Zubatovism - Zubatovshchina

A policy implemented in early 20th century Russia ...

Opium Wars - Opium Wars

A war fought between Britain and China (Qing Dyna...

Shionomisaki meeting - Shionomisaki meeting

A meeting was held at Misaki Shrine by the local f...

Nagyszeben

...capital of the county of the same name. In Ger...

scad

...The subfamily Caranginae is characterized by t...