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Individual Calculations July 2021 |
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| Bartolome Martin, Angel Total change: -10.00 | |   |
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| 50th Anniversary of Mariupol Chess Club open | Mariupol, Donetsk region | UKR | 2021-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1823 | 1.50 | 4 | -0.50 | 20 | -10.00 | |
|  Polyakov, Maxim | m | | 2223 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Laptii, Nazar | | | 2203 | UKR | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Nechitailo, Nikita | | | 1423 * | UKR | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Lohozynska, Valentyna | | | 1445 | UKR | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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