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Individual Calculations December 2017 |
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| Derli, Olga Total change: 25.60 | |   |
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| M.Chigorin Memorial 2017 | St. Petersburg | RUS | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2162 | 4.50 | 9 | 1.28 | 20 | 25.60 | |
|  Naryshkina, Irina | | | 1762 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Meribanov, Vitaly | m | | 2386 | BLR | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Saveliev, Alexei | | | 2387 | RUS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Ekdyshman, Mikhail | m | | 2366 | RUS | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Sergeeva, Natalia | | | 1994 | RUS | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Erenberg, Ariel | m | | 2401 | ISR | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Gaifullin, Artur | f | | 2414 | RUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Bashirli, Nail | m | | 2363 | AZE | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Karasev, Vladimir I | m | | 2339 | RUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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