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Individual Calculations November 2023 |
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| Del Castillo Taco, Jerson Leonard Total change: -15.20 | |   |
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| IRT Ajedrez Clasico "Preparatorio al Panamericano Lima 2023 Sub 18" | Tarapoto | PER | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1251 | 1.00 | 3 | -0.38 | 40 | -15.20 | |
|  Tuesta Reategui, Marco Alejandro | | | 1234 | PER | 1.00 | 1 | 0.48 | 40 | 19.20 | |  Zapatel Acuna, Jhair Jesus | | | 1406 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Davila, Pinedo Juan Sebastian | | | 1198 | PER | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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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