Individual Calculations May 2010
 Abraham, Ingo Dr.  Total change: -21.30  Rating chartPersonal card
 Oberliga Nord-Ost Germany GER 2009-10-18
RcRownchangeKK*chgGame
 2201 2235 3.50 9 -1.42 15 -21.30 
  Haessler, Wolfgang 2258 GER0.001-0.4715-7.05 
  Bulthaupt, Freerk Dr. 2171 GER0.501-0.0915-1.35 
  Boetzer, Detlef f2294 GER0.001-0.4215-6.30 
  Horn, Sven 2134 GER0.001-0.6415-9.60 
  Wlodarczyk, Oskar 2298 POL0.001-0.4115-6.15 
  Roth, Josef 2128 GER1.0010.35155.25 
  Albrecht, Rainer 2137 GER0.501-0.1315-1.95 
  Neubauer, Bernd 2214 GER1.0010.47157.05 
  Pluemer, Detlef 2174 GER0.501-0.0815-1.20 

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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