Individual Calculations May 2022
 Decker, Christian  Total change: -11.40  Rating chartPersonal card
 XYChess Easter Open B (Under 1800) 2022 Sliema MLT 2022-04-12
RcRownchangeKK*chgGame
 1573 1713 3.50 6 -0.57 20 -11.40 
  Psaila, Uranchimeg wc1404 MLT1.0010.14202.80 
  Vella, Timothy 1598 MLT0.001-0.6620-13.20 
  Cherki, Vincent 1507 FRA1.0010.24204.80 
  Fleri, Luke 1654 MLT0.001-0.5820-11.60 
  Jourde, Michel 1636 FRA0.501-0.1120-2.20 
  Mizzi, Steve 1640 MLT1.0010.40208.00 

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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