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Individual Calculations March 2010 |
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| Tanaka, Christian Total change: -4.05 | |   |
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| 19th Annual North American Open | Las Vegas, Nevada | USA | 2009-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2215 | 2150 | 1.50 | 5 | -0.66 | 15 | -9.90 | |
|  Akobian, Varuzhan | g | | 2550 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Zhang, Eric R | | | 1917 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Kelley, Dereque D | | | 2157 | USA | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Lopez, Aldo F | | | 2152 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Lein, Anatoly Y | g | | 2301 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 27th Annual US Amateur Team West | Woodland Hills, California | USA | 2010-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2134 | 3.00 | 5 | 0.39 | 15 | 5.85 | |
| | Lawrence, Danyul | | | 2066 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Williams, John R | | | 2109 | USA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Clawitter, Craig | | | 2141 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Iwamoto, Takashi | f | | 2263 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Krishnan, Varun | | | 2010 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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