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Astronomy

Astronomer

Scorching goIITian

Posted on
18 Nov 2008 12:52:05 IST

Posts: 269

18 Nov 2008 12:52:05 IST

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Astronomy

Engineering Entrance , JEE Main , JEE Advanced , General Knowledge

Table G2a

Star Comparison Chart

Star Color Temperature in Mass in terms Power in Radius in terms Distance in

degrees Celsius of solar mass Suns of Solar Radii Light Years

Sun Yellow 5,700 1 1 1 8 light min.

Proxima

Centauri Red 2,300 0.1 Unknown Unknown 4

Barnard’s

Star Red 3,000 0.1 0.01 0.2 6

Epsilon

Eridani Orange 4,600 0.1 0.4 0.8 11

Alpha

Centauri Yellow 6,000 1 2 1.4 4

Altair White 8,000 3 12 2 17

Vega White 9,900 3 61 3.3 25

Sirius White 10,000 3 27 2 8.6

Rigel White 10,000 3 52,000 92 777

Regulus White 11,000 8 221 4.3 78

Hadar Blue 25,500 20 79,000 24 526

Alnilam Blue 27,000 20 112,000 44 1,360

Comments (4)

Astronomer

Scorching goIITian

Joined: 5 Apr 2008 21:42:06 IST

Posts: 269

18 Nov 2008 13:07:28 IST

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i posted the article in a different pattern but after it got posted all the columns got mixed. sorry

Astronomer

Scorching goIITian

Joined: 5 Apr 2008 21:42:06 IST

Posts: 269

18 Nov 2008 13:11:02 IST

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The columns are as follows:
stars,colour,temperature in degree celcius,mass in terms of solar mass,power in suns,radius in terms of solar radii,distance in light years.

Astronomer

Scorching goIITian

Joined: 5 Apr 2008 21:42:06 IST

Posts: 269

18 Nov 2008 13:12:08 IST

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The light years are below the star name.

Decoder

Blazing goIITian

Joined: 1 Apr 2007 11:42:33 IST

Posts: 1084

18 Nov 2008 15:08:07 IST

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good information...this week is my NSEA....

so fair bit of good knowledge...

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