Individual Calculations March 2010
 Piotraschke, Jens, Dr.  Total change: -10.20  Rating chartPersonal card
 10.Internationales Weihnachtsopen Siebenlehn GER 2009-12-27
RcRownchangeKK*chgGame
 1963 2173 3.00 5 -0.68 15 -10.20 
  Kohl, Torsten 1827 GER0.501-0.3915-5.85 
  Pauscher, Wolfgang 1823 GER0.501-0.3915-5.85 
  Schott, Ottmar 1970 GER0.501-0.2615-3.90 
  Kapp, Frank 1827 GER1.0010.11151.65 
  Wichmann, Cliff f2367 GER0.5010.25153.75 

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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