近地点 | jìn dì diǎn | apsis / perigee | |
远地点 | yuǎn dì diǎn | apsis | |
拱点 | gǒng diǎn | apsis (pl. apsides) | |
近日点 | jìn rì diǎn | perihelion, the nearest point of a planet in elliptic orbit to the sun / lower apsis | |
远日点 | yuǎn rì diǎn | aphelion, the furthest point of a planet in elliptic orbit to the sun / opposite: perihelion 近日點|近日点[jin4 ri4 dian3] / higher apsis |