Individual Calculations February 2020
 Collantes, Juan Ramon  Total change: -20.20  Rating chartPersonal card
 Campeonato Provincial de Ajedrez de Panama, Clasificatorio para la semifinal Nacional 2020 Panama PAN 2020-01-03
 1686 1706 1.00 4 -1.01 20 -20.20 
  Ramirez Bonilla, Nemo Vinicio 1362 PAN1.0010.12202.40 
  Pinzon, Nataniel 1830 PAN0.001-0.3320-6.60 
  Hedman, Fernando 1828 PAN0.001-0.3320-6.60 
  Cortez, Hernan 1724 PAN0.001-0.4720-9.40 

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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