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Individual Calculations August 2021 |
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| Gubareva, Sofia Total change: 18.40 | |   |
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| Dubna summer open | Dubna | RUS | 2021-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1480 | 2.50 | 5 | 0.46 | 40 | 18.40 | |
|  Shikalov, Roman | f | | 1880 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Berezin, Viktor | f | | 1880 * | RUS | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Malakhova, Maria | | | 1080 * | RUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vodnev, Alexey | | | 1880 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Aleksandrov, Vladimir E. | | | 1139 | RUS | 0.50 | 1 | -0.38 | 40 | -15.20 | | | * 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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