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%I #24 Jan 21 2021 05:52:49
%S 5,3,9,1
%N Decimal expansion of Planck time (in seconds).
%C This value is subject to further revision in the future as it is dependent upon the value of G, the gravitational constant, and h, Planck's constant.
%H NIST Physics Laboratory, <a href="http://physics.nist.gov/cgi-bin/cuu/Value?plkt">Planck time</a>
%H Eric Weisstein, World of Physics, <a href="http://scienceworld.wolfram.com/physics/PlanckTime.html">Planck Time</a>
%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Planck_time">Planck time</a>
%e Planck time = 5.391247(60) * 10^-44 second.
%Y Cf. A003676, A078300, A078301.
%K nonn,cons
%O -43,1
%A _Robert G. Wilson v_, Nov 21 2002
%E Updated to conform with CODATA 2010 recommended value by _Raphie Frank_, Dec 16 2012
%E Excessive digits dropped by _Andrey Zabolotskiy_, Jan 21 2021