Individual Calculations January 2020
 Sariego Garcia, Manuel  Total change: -13.00  Rating chartPersonal card
 IRT Sub 2200 club ajedrez Buin Buin CHI 2019-12-14
 1477 1500 1.50 4 -0.65 20 -13.00 
  Espinoza De La Rivera, Miguel 1173 CHI1.0010.13202.60 
  Lepori Cardenas, Eduardo 1380 CHI0.501-0.1620-3.20 
  Hennen Rodriguez, Julian 1870 CHI0.001-0.1020-2.00 
  Barra Delgadillo, Juan Luis 1486 CHI0.001-0.5220-10.40 

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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