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Individual Calculations December 2017 |
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| Ofitserian, Boris Total change: 18.20 | |   |
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| M.Chigorin Memorial 2017 | St. Petersburg | RUS | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2374 | 2402 | 6.50 | 9 | 1.82 | 10 | 18.20 | |
|  Sergeeva, Natalia | | | 2002 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Oglaza, Oskar | | | 2182 | POL | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Volkov, Sergey | g | | 2638 | RUS | 0.50 | 1 | 0.30 | 10 | 3.00 | | | Pridorozhni, Aleksei | g | | 2565 | RUS | 0.50 | 1 | 0.22 | 10 | 2.20 | | | Pogorelskikh, Sergey | f | | 2225 | RUS | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Timofeev, Artyom | g | | 2549 | RUS | 0.00 | 1 | -0.30 | 10 | -3.00 | | | Shirshov, Nikolay | | | 2134 | RUS | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Levin, Evgeny A. | g | | 2545 | RUS | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Geller, Jakov | g | | 2526 | RUS | 1.00 | 1 | 0.67 | 10 | 6.70 | | | * 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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