Individual Calculations February 2013
 Henner, Peter  Total change: -3.30  Rating chartPersonal card
 45th Annual Liberty Bell Open - U2300 Section Philadelphia, Pennsylvania USA 2013-01-18
RcRownchangeKK*chgGame
 2031 1846 1.50 6 -0.11 30 -3.30 
  Pugh, Lawrence B 2049 USA1.0010.763022.80 
  Holliman, Bob 2021 USA0.5010.23306.90 
  Most, Eric 2169 USA0.001-0.1330-3.90 
  Schwartz, Maxwell 2080 USA0.001-0.2130-6.30 
  Abe, Mahiro 1953 JPN0.001-0.3530-10.50 
  Yagiz, Bora 1913 TUR0.001-0.4130-12.30 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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