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Individual Calculations January 2009 |
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| Tomczak, Jacek Total change: 3.60 | |   |
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| World Youth Chess Championships 2008 - Open 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2376 | 2461 | 7.00 | 11 | 0.36 | 10 | 3.60 | |
|  Ye, Ling Feng | | | 2188 | CAN | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Carlstedt, Jonathan | | | 2286 | GER | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Pavlidis, Anastasios | | | 2322 | GRE | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Mustafaev, Jamshid | | | 2393 | UZB | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Tran, Manh Tien | | | 2159 | VIE | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Howell, David W, L | g | | 2593 | ENG | 0.50 | 1 | 0.18 | 10 | 1.80 | | | Ter-Sahakyan, Samvel | f | | 2495 | ARM | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Kulakov, Viacheslav | | | 2377 | RUS | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Saric, Ivan | m | | 2516 | CRO | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Ma, Qun | | | 2241 | CHN | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Nguyen, Ngoc Truong Son | g | | 2567 | VIE | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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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