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Individual Calculations February 2018 |
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| Petrov, Igor Total change: -86.80 | |   |
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| Christmas Tournament B 2017-18 | St. Petersburg | RUS | 2017-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1237 | 1525 | 4.50 | 8 | -2.17 | 40 | -86.80 | |
|  Kulik, Olga | | | 1125 * | RUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Nikolaev, Nikita S. | | | 1276 | RUS | 0.00 | 1 | -0.81 | 40 | -32.40 | |  Scherban, Trofim | | | 1213 | RUS | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Kroshkin, Dmitriy | | | 1139 | RUS | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Balatsky, Nikolay | | | 1199 | RUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Barkasheva, Sofia | | | 1254 | EST | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Koltsova, Alisa | | | 1358 | RUS | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Bukina, Veselina | | | 1332 | RUS | 0.50 | 1 | -0.25 | 40 | -10.00 | | | * 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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