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Individual Calculations September 2022 |
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| Ershov, Artem Total change: 24.80 | |   |
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| Petersburg Summer 2022 - Boys U15 | St. Petersburg | RUS | 2022-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1182 | 1.50 | 4 | 0.62 | 40 | 24.80 | |
|  Korotkikh, Miron | | | 1621 | RUS | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Ismailov, Magomed Dm. | | | 1435 | RUS | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Sazhin, Alexander M. | | | 1204 | RUS | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Simakov, Vadim | | | 1463 | RUS | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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