Individual Calculations January 2010
 Van Halderen, Herman  Total change: -9.15  Rating chartPersonal card
 Klasse 3E Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2064 2093 1.00 3 -0.61 15 -9.15 
  De Bruijn, Aad 2047 NED0.501-0.0615-0.90 
  Anema, Walter 2106 NED0.001-0.4815-7.20 
  Hoogland, Mike 2040 NED0.501-0.0715-1.05 

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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