Individual Calculations January 2010
 Musmarra, Giovanni  Total change: 2.70  Rating chartPersonal card
 OP 5 I like Elo Roma ITA 2009-09-16
RcRownchangeKK*chgGame
 1810 1738 1.00 2 0.18 15 2.70 
  D Andrea, Carlo 1943 ITA0.001-0.2415-3.60 
  Mazza, Maurizio 1677 ITA1.0010.42156.30 

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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