Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

写真等級 (しゃしんとうきゅう) Japanese meaning | Kotomora

写しゃ真しん等とう級きゅう

しゃ

し

ん

と

う

きゅ

う

Meanings

1

photographic magnitude

Technical term in astronomy; refers to the brightness of a celestial object as measured on a photographic plate, which may differ from visual magnitude.

写しゃ真しん等とう級きゅうは、天てん体たいの明あかるさを写しゃ真しん乾かん板ぱん

で

測そく

定てい

し

た

値あたい

です

。

Photographic magnitude is a value that measures the brightness of a celestial object on a photographic plate.

Kanji

写copy, be photographed, describe
真true, reality, Buddhist sect
等etc., and so forth, class (first)
級class, rank, grade

Related words

実じっ視し等とう級きゅう
Visual magnitude, measured by the human eye, as opposed to photographic magnitude which is based on photographic sensitivity.
等とう級きゅう
General term for magnitude or grade; 写真等級 is a specific type used in astronomy.

Built from

写しゃ真しん+等とう級きゅう

Etymology

Compound of 写真 (photograph) and 等級 (magnitude, grade), referring to the magnitude of a celestial object as recorded on a photographic plate.