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Individual Calculations April 2023 |
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| Arana Bello, Bruno Josef Total change: 17.20 | |   |
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| FESTIVAL DE AJEDREZ - SUB 2400 COPA XII ANIVERSARIO CLUB JAQUE MATHEUS | Cusco | PER | 2023-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1185 | 1.00 | 3 | 0.30 | 40 | 12.00 | |
|  Alfaro Mauricio, Kevin Johan | | | 1921 | PER | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Acosta Vera, Graham Zeth | | | 1069 | PER | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Cabrera Quispe, Piero Andre | | | 1679 | PER | 0.00 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | CAMPEONATO NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 10 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1185 | 2.50 | 4 | 0.13 | 40 | 5.20 | |
| | Segura Lucar, Marthy Victor Junio | | | 1111 | PER | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Valdez Quihue, Benjamin Gerardo | | | 1051 | PER | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Carbajal Sotomayor, Cesar Stefano | | | 1122 | PER | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Villanueva Chavez, Dorian Gael | | | 1185 | PER | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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