| 翻訳と辞書 |
| unbarred spiral galaxy ： ウィキペディア英語版 |
unbarred spiral galaxy
An unbarred spiral galaxy〔Astronomical Journal, "Near-infrared surface photometry and morphology in virgo cluster spiral galaxy nuclear regions", Bernard J. Rauscher, ''April 1995'', , 〕〔Astronomy Pictures, ("M99" ) (accessed 18 April 2010)〕 is a type of spiral galaxy without a central bar, or one that is not a barred spiral galaxy. It is designated with an SA in the galaxy morphological classification scheme.
The Sombrero Galaxy is an unbarred spiral galaxy.
Barless spiral galaxies are one of three general types of spiral galaxies under the ''de Vaucouleurs system'' classification system, the other two being intermediate spiral galaxy and barred spiral galaxy. Under the ''Hubble tuning fork'', it is one of two general types of spiral galaxy, the other being barred spirals.
==Grades==
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
■ウィキペディアで「unbarred spiral galaxy」の詳細全文を読む
スポンサード リンク
| 翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|