Individual Calculations July 2009
 Van Leeuwen, Michel G. J.  Total change: -21.95  Rating chartPersonal card
 NRW-Klasse Gruppe 1 Duesseldorf GER 2008-09-21
RcRownchangeKK*chgGame
 2232 2205 2.00 5 -0.32 25 -8.00 
  Schormann, Conrad 2140 GER1.0010.412510.25 
  Goessling, Guido 2224 GER0.001-0.4725-11.75 
  Straub, Natalia wg2271 GER1.0010.592514.75 
  Homuth, Wolfgang 2178 GER0.001-0.5425-13.50 
  Erwich, Frank A.s. f2347 NED0.001-0.3125-7.75 

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)
 
NOTE: K factor changed
 2B - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2347 2205 0.00 3 -0.93 15 -13.95 
  Geurink, Jasper 2322 NED0.001-0.3415-5.10 
  Wortel, Marten 2305 NED0.001-0.3615-5.40 
  Riemersma, Li m2414 NED0.001-0.2315-3.45 

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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