Individual Calculations January 2015
 Riveron Comptis, David  Total change: 28.40  Rating chartPersonal card
 IRT Copa "Navidad Asoajedrene 2014" Porlamar VEN 2014-12-10
RcRownchangeKK*chgGame
 1578 1699 4.00 5 0.71 40 28.40 
  Lunar Martinez, Wilfredo Jose 1753 VEN0.5010.08403.20 
  Jimenez Rodriguez, Abraham 1515 VEN1.0010.264010.40 
  Aumaitre Rojas, Nairymar Nazaret 1572 VEN0.501-0.1740-6.80 
  Palacios Puleo, Samuel Alexander 1548 VEN1.0010.304012.00 
  Noriega Latorraca, Samuel Jose 1501 VEN1.0010.24409.60 

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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