Individual Calculations January 2010
 Bohm, Hans  Total change: 4.60  Rating chartPersonal card
 Klasse 2A Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2186 2321 2.50 3 0.46 10 4.60 
  Potze, Rudolf 2156 NED1.0010.28102.80 
  Van Linde, Paul 2179 NED1.0010.31103.10 
  Van Der Elburg, Freddie 2223 NED0.501-0.1310-1.30 

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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