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Individual Calculations January 2010 |
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| Tkachev, Ivan Total change: -16.65 | |   |
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| Autumn Petersburg 2009 open | St.Petersburg | RUS | 2009-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1992 | 4.00 | 9 | 0.35 | 15 | 5.25 | |
|  Frolochkin, Vladimir | | | 2305 | RUS | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Grechishkin, Vitaly | | | 1823 | RUS | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Sheynin, Izrail | | | 2162 | RUS | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Feofanov, Denis | f | | 2331 | RUS | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Paliy, Vladimir | | | 1837 | RUS | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Kudriavtsev, Yury | | | 1944 | RUS | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Sinajskij, Anatolij | | | 2100 | RUS | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Ivanov, Miroslav | | | 2090 | RUS | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Kopasov, Evgeny | | | 2074 | RUS | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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) | | | | St.Petersburg Chmp. 2009 Boys-16 | St.Petersburg | RUS | 2009-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 2008 | 2.00 | 7 | -1.46 | 15 | -21.90 | |
| | Koltsov, Roman | | | 1962 | RUS | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Letov, Petr | | | 2159 | RUS | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Savikovsky, Artem | | | 1989 | RUS | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Guzenko, Artem | | | 2125 | RUS | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Palchun, Grigory | | | 2074 | RUS | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Kaneyama, Men Cher | | | 1987 | RUS | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Boychuk, Evgeny | | | 1773 | RUS | 0.50 | 1 | -0.29 | 15 | -4.35 | |
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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