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Individual Calculations September 2023 |
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| Sanchez Rojas, Alejandro Sam Total change: 7.60 | |   |
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| I Open IRT Club Regatas sub 2400 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1475 | 1194 | 1.00 | 4 | 0.19 | 40 | 7.60 | |
|  Bendezu Yupanqui, Albert Martin | | | 1678 | PER | 0.50 | 1 | 0.45 | 40 | 18.00 | |  Vidalon, Raul | | | 1569 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chesa Horiuchi, Nikolas Gabriel | | | 1215 | PER | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Diaz Bermudez, Pedro Teofilo | | | 1439 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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