Individual Calculations September 2009
 Feidakis, Andreas  Total change: 23.40  Rating chartPersonal card
 1st Spring Open SOP - SMAOK Pagrati - Athens GRE 2009-05-08
RcRownchangeKK*chgGame
 2015 1946 4.50 7 1.56 15 23.40 
  Kostopoulos, Evaggelos 2196 GRE0.001-0.1915-2.85 
  Dritsoula, E 1847 GRE0.501-0.1415-2.10 
  Nikolaidou, Eleni 1872 GRE1.0010.40156.00 
  Papahristoudis, Anastasios 2065 GRE0.001-0.3415-5.10 
  Maroulakos, Stavros 1774 GRE1.0010.27154.05 
  Sideris, Theodoros 2089 GRE1.0010.691510.35 
  Stefanopoulos, Orestis f2262 GRE1.0010.871513.05 

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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