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Individual Calculations February 2018 |
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| Perov, Alexandar Total change: 24.00 | |   |
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| Christmas Tournament B 2017-18 | St. Petersburg | RUS | 2017-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1416 | 4.50 | 8 | 0.60 | 40 | 24.00 | |
|  Kuznetsov, Viktor | | | 1072 | RUS | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Balatsky, Nikolay | | | 1199 | RUS | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Bitkova, Elizavetta | | | 1505 | EST | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Petrov, Igor | | | 1462 | RUS | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Terman, Alexander | | | 1506 | RUS | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Nikolaev, Alexandr | | | 1540 | RUS | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Kichin, Alexander | | | 1540 | RUS | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Rudinskiy, Alexandr | | | 1502 | RUS | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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