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Individual Calculations September 2023 |
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| Santiago Lastra, Nefi Total change: 11.40 | |   |
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| Campeonato Regional Centro Absoluto 2023 | Huancayo | PER | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1906 | 3.00 | 3 | 0.57 | 20 | 11.40 | |
|  Rodriguez, Percy | | | 1506 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alvarado Orna, Kemi Kim | | | 1626 | PER | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Santiago Vilca, Lito Gustavo | | | 1784 | PER | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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