The Limb of the Sun



Also, why do some flames look hollow? Thanks to http://www.audible.com/minutephysics for sponsoring this video.

More information about:

Limb darkening – https://en.wikipedia.org/wiki/Limb_darkening

Optical Depth – https://en.wikipedia.org/wiki/Optical_depth

Limb darkening – http://spiff.rit.edu/classes/phys440/lectures/limb/limb.html

Limb darkening and exoplanets – http://zuserver2.star.ucl.ac.uk/~idh/NewGrids/vLimb.pdf

Measuring the solar radius using limb darkening! – http://arxiv.org/pdf/1302.3469.pdf

Halo nebulas – http://blogs.discovermagazine.com/badastronomy/2010/12/16/a-delicately-violent-celestial-shell-game/

Link to Patreon supporters here: www.minutephysics.com/supporters.html

Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder

MinutePhysics is on Google+ – http://bit.ly/qzEwc6
And facebook – http://facebook.com/minutephysics
And twitter – @minutephysics

Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute! Created by Henry Reich

source

Reply

Do NOT follow this link or you will be banned from the site!