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Individual Calculations May 2011 |
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| Vakhania, David Total change: 8.25 | |   |
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| Spring Vacations 2011 Open | St. Petersburg | RUS | 2011-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1808 | 2.00 | 7 | -0.18 | 15 | -2.70 | |
|  Balaian, Alina | | | 2158 | RUS | 1.00 | 1 | 0.89 | 15 | 13.35 | |  Krukovsky, Alexander | | | 2101 | RUS | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Martynenko, Alexey | | | 2084 | RUS | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Pshenichny, Vladimir | | | 2028 | RUS | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Sheynin, Izrail | | | 2115 | RUS | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Shpakovsky, Kirill | | | 1631 | RUS | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Balichev, Andrey | | | 1688 | RUS | 1.00 | 1 | 0.34 | 15 | 5.10 | |
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) | | | | Spring on Petrograd Side 2011 | St. Petersburg | RUS | 2011-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1808 | 2.50 | 6 | 0.73 | 15 | 10.95 | |
| | Kulek, Yuri | | | 2109 | RUS | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Skvortsov, Alexander | | | 2109 | RUS | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Bezobrazov, Lev | | | 1666 | RUS | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Gorjunov, Sergey | | | 2072 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Palumbo, Giuseppe | | | 1936 | ITA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Revidovich, Alexander | | | 1984 | RUS | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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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