Individual Calculations May 2011
 Petroschka, Bernd  Total change: -12.00  Rating chartPersonal card
 Wuerttemberg Verbandsliga Sued Wuerttemberg GER 2010-10-10
RcRownchangeKK*chgGame
 2001 1951 0.50 3 -0.80 15 -12.00 
  Birzele, Albrecht 2109 GER0.001-0.2915-4.35 
  Locher, Klaus 1842 GER0.501-0.1515-2.25 
  Kessler, Michaela 2052 AUT0.001-0.3615-5.40 

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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