Individual Calculations May 2020
 Ballesteros Diaz, Jefree Daniel  Total change: -48.40  Rating chartPersonal card
 Campeonato Nacional Amateur 2020 Categoria Sub2000 Paipa COL 2020-02-26
RcRownchangeKK*chgGame
 1748 1718 2.00 7 -1.21 40 -48.40 
  Carrillo, William Alexander 1868 COL0.001-0.3040-12.00 
  Casas Ospina, Favio 1832 COL0.001-0.3440-13.60 
  Celis Vargas, Walter Enrique 1672 COL0.501-0.0640-2.40 
  Molano Diaz, Oscar Fabian 1778 COL0.001-0.4240-16.80 
  Pelaez, Hernan 1706 COL1.0010.484019.20 
  Rativa Jimenez, Laura Milena 1708 COL0.001-0.5140-20.40 
  Penas Burgos, Nestor 1675 COL0.501-0.0640-2.40 

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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