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Individual Calculations May 2023 |
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| Lopez Herrera, Piero Total change: -9.00 | |   |
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| II Campeonato "Memorial Jose Machaca Saira" | Ilo | PER | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1916 | 4.00 | 6 | -0.45 | 20 | -9.00 | |
|  Pescoran Machaca, Mariabelen Isab | | wc | 1516 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Naveros Chile, Cristian | | | 1854 | PER | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Luna Choquecota, Daniel | | | 1929 | PER | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Velasquez Huanca, Danny | | | 1634 | PER | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Salluca Huallpa, Fredy | | | 1719 | PER | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Quispe Andia, Ubaldo Natalio | | | 1588 | PER | 1.00 | 1 | 0.13 | 20 | 2.60 | | | * 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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