Stellar Classifications: Difference between revisions

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Line 10: Line 10:
! % of all<br> Main Sequence Stars
! % of all<br> Main Sequence Stars
|- style="background:#9bb0ff;"
|- style="background:#9bb0ff;"
!style="background:#9bb0ff;"| [[#Class O|O]]
!style="background:#9bb0ff;"| [[:Image:Type O star.jpg|O]]
| 30,000–60,000&nbsp;K
| 30,000–60,000&nbsp;K
|style="background:#9aafff;"| blue
|style="background:#9aafff;"| blue
Line 19: Line 19:
| ~0.00003%
| ~0.00003%
|- style="background:#aabfff;"
|- style="background:#aabfff;"
!style="background:#abbfff;"| [[#Class B|B]]
!style="background:#abbfff;"| [[:Image:Type B star.jpg|B]]
| 10,000–30,000&nbsp;K
| 10,000–30,000&nbsp;K
|style="background:#cad7ff;"| blue white
|style="background:#cad7ff;"| blue white
Line 28: Line 28:
| 0.13%
| 0.13%
|- style="background:#cad7ff;"
|- style="background:#cad7ff;"
!style="background:#cad7ff;"| [[#Class A|A]]
!style="background:#cad7ff;"| [[:Image:Type A star.jpg|A]]
| 7,500–10,000&nbsp;K
| 7,500–10,000&nbsp;K
|style="background:#f8f7ff;"| white
|style="background:#f8f7ff;"| white
Line 37: Line 37:
| 0.6%
| 0.6%
|- style="background:#f8f7ff;"
|- style="background:#f8f7ff;"
!style="background:#f8f7ff;"| [[#Class F|F]]
!style="background:#f8f7ff;"| [[:Image:Type F star.gif|F]]
| 6,000–7,500&nbsp;K
| 6,000–7,500&nbsp;K
|style="background:#fff4ea;"| yellowish white
|style="background:#fff4ea;"| yellowish white
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|  3%
|  3%
|- style="background:#fff4ea;"
|- style="background:#fff4ea;"
!style="background:#fff4ea;"| [[#Class G|G]]
!style="background:#fff4ea;"| [[:Image:Type G star.jpg|G]]
| 5,000–6,000&nbsp;K
| 5,000–6,000&nbsp;K
|style="background:#fff2a1;"| yellow
|style="background:#fff2a1;"| yellow
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| 8%
| 8%
|- style="background:#ffd2a1;"
|- style="background:#ffd2a1;"
!style="background:#ffd2a1;"| [[#Class K|K]]
!style="background:#ffd2a1;"| [[:Image:Type K star.gif|K]]
| 3,500–5,000&nbsp;K
| 3,500–5,000&nbsp;K
|style="background:#ffc46f;"| orange
|style="background:#ffc46f;"| orange
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| 13%
| 13%
|- style="background:#ffcc6f;"
|- style="background:#ffcc6f;"
!style="background:#ffcc6f;"| [[#Class M|M]]
!style="background:#ffcc6f;"| [[:Image:Type M star.jpg|M]]
| 2,000–3,500&nbsp;K
| 2,000–3,500&nbsp;K
|style="background:#ff6060;"| red
|style="background:#ff6060;"| red

Revision as of 19:15, 12 January 2008

Table: Stellar classification
Class Temperature Conventional color Apparent color Mass
(solar masses)
Radius
(solar radii)
Luminosity % of all
Main Sequence Stars
O 30,000–60,000 K blue blue 60 M 15 R 1,400,000 L ~0.00003%
B 10,000–30,000 K blue white blue white to white 18 M 7 R 20,000 L 0.13%
A 7,500–10,000 K white white 3.1 M 2.1 R 80 L 0.6%
F 6,000–7,500 K yellowish white white 1.7 M 1.3 R 6 L 3%
G 5,000–6,000 K yellow yellow 1.1 M 1.1 R 1.2 L 8%
K 3,500–5,000 K orange yellow orange 0.8 M 0.9 R 0.4 L 13%
M 2,000–3,500 K red orange red 0.3 M 0.4 R 0.04 L >78%