Individual Calculations January 2024
 Marcelo Poma, Jaden Eduardo  Total change: 44.40  Rating chartPersonal card
 I IRT CLASICAS SUB 2300 LIMA CHESS Lima PER 2023-12-08
RcRownchangeKK*chgGame
 1617 1232 0.00 4 -0.45 40 -18.00 
  Cordova Maza, Eduardo 1820 PER0.001-0.0240-0.80 
  Paiva Benites, Felix Raul 1484 PER0.001-0.1940-7.60 
  Condori Corimayhua, Daniel Arturo 1643 PER0.001-0.0840-3.20 
  Bravo Sanchez, Aaron Emmanuel 1521 PER0.001-0.1640-6.40 

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)
 
 IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 13 Absoluto Lima PER 2023-12-16
RcRownchangeKK*chgGame
 1350 1232 4.00 7 1.56 40 62.40 
  Sotelo Reyna, Alberto David 1190 PER0.501-0.0640-2.40 
  Reyes Zavaleta, Sergio Gabriel 1340 PER1.0010.654026.00 
  Ccana Minauro, Reiben Andre 1349 PER0.5010.16406.40 
  Robles Cucho, Argen Stefano 1433 PER1.0010.764030.40 
  Ccana Minauro, Wernher Sebastian 1527 PER0.001-0.1540-6.00 
  Ayala Aranibar, Adrian Alexander 1317 PER0.5010.12404.80 
  Wochiny Reyes, Joaquin Alessandro 1292 PER0.5010.08403.20 

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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