Talk to us! Your input helps us improve Ask.com for the millions of people who use us every day.

How would you rate Ask.com?

How can we make Ask.com better for you?

Please provide feedback before submitting your response.

Thanks for the feedback!

Web Results

en.wikipedia.org/wiki/Luminosity

[edit]. Point source S is radiating light equally in all directions. The amount passing through an area A varies with the distance ...

astronomyonline.org/Science/Luminosity.asp

Science -

www.atnf.csiro.au/outreach/education/senior/astrophysics/photometry_luminosity.html

How is this

astro.unl.edu/naap/hr/hr_background2.html

astro.unl.edu/classaction/questions/stellarprops2/ca_stellarprops2_luminosity.html

A star with a radius like that of the sun and a surface temperature twice that of the
sun, will have

answers.yahoo.com/question/index?qid=20100210132357AAtLKDg

Feb 10, 2010

www.e-education.psu.edu/astro801/content/l4_p4.html

The difference between

www.idialstars.com/april2013.htm

The

skyserver.sdss.org/dr1/en/proj/advanced/hr/radius1.asp

The

www.ask.com/youtube?q=Luminosity Formula&v=CaE-OhJetkw

Dec 26, 2012 ... Luminosity of a Star. ... Introductory Astronomy: Luminosity , Temperature, and
Surface Area - Duration: 16:15. P.E. Robinson 3,999 views. 16:15.

Popular Q&A

Q:
How would i use the luminosity formula with this?

A:
Most guys ( gals) do the mistake of calculating in absolute quantities when only ratios suffice. Don't convert every quantity to absolute quantiies; do the comp...
Read More »

Source:
answers.yahoo.com

Q:
Which of the following correctly states the luminosity -distance f ...

A:
Apparent Brightness = luminosity/4(pi)x(distance)2.
Read More »

Source:
wiki.answers.com

Q:
What is the formula for absolute magnitude and the formula for lu ...

A:
Absolute magnitude's formula is m - M = 5 log(d/10) (4.2). The formula for luminosity , unfortunately, cannot be written in a
Read More »

Source:
www.chacha.com

Q:
What is the Formula for Determining the luminosity of a star?

A:
The formula for the Luminosity L = Area * Energy Flux = 4pi R^2 * sigma T^4, where R is the radius and T the temperature. The second factor is of course the Ste...
Read More »

Source:
answers.yahoo.com

Q:
What is the formula to calculate the luminosity of the sun? .if i...

A:
Answer 1. It is a rather simple matter - see the link.
Read More »

Source:
www.helpfulbox.com