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Individual Calculations January 2009 |
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| Xu, Xianliang Total change: 11.75 | |   |
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| World Youth Chess Championships 2008 - Open 12 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 1890 | 2.00 | 6 | 0.47 | 25 | 11.75 | |
|  Ostrovskiy, Aleksandr A | c | | 2112 | USA | 1.00 | 1 | 0.78 | 25 | 19.50 | |  Codenotti, Marco | | | 2050 | ITA | 1.00 | 1 | 0.71 | 25 | 17.75 | | | Yang, Darwin | f | | 2182 | USA | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Gordievsky, Dmitry | | | 2217 | RUS | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Wagner, Dennis | | | 2000 | GER | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Karma, Pandya | | | 1971 | IND | 0.00 | 1 | -0.39 | 25 | -9.75 | |
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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