en.wikipedia.org/wiki/Luminosity

The Stefan–Boltzmann equation applied to a black body gives the value for
luminosity for a black body, an idealized object ...

astronomyonline.org/Science/Luminosity.asp

Science - Formulas. ... Physics - Formulas - Luminosity ... if we know distance and
brightness of a star, we can determine its Luminosity (or actual brightness):.

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 5,331 views. 16:15 ...

www.astro.cornell.edu/academics/courses/astro201/mag_absolute.htm

The brightness of a star of a given luminosity L, radiated in all directions, falls ...
The basic formula relating the apparent (m) and absolute (M} magnitudes then is.

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

How is this equation derived? It is simply an application of the luminosity ratio
relationship (4.7).

cdsweb.cern.ch/record/941318/files/p361.pdf

The measurement of luminosity for e+e− as well as hadron colliders and the
methods for the ... luminosity and derive the formula for basic cases. Additional ...

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

Feb 10, 2010 ... Best Answer: The formula for the Luminosity L = Area * Energy Flux = 4pi R^2 *
sigma T^4, where R is the radius and T the temperature.

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

Luminosity is the total energy that a star produces in one second. It depends on
both the radius of the star and on its surface temperature. One can calculate ...

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

Luminosity Formula. The student is given the radius/temperature/luminosity of a
star as compared to the sun and is asked to determine what the ...

janus.astro.umd.edu/astro/equations/help.html

This equation allows you to find the energy of a moving object if its mass and
velocity are ... VARIABLES: L, is Luminosity of the emitter, (in Joules per second).