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Individual Calculations April 2008 |
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| Martinez, Leonardo Total change: -3.45 | |   |
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| 17th Annual North American Open | Las Vegas, NV | USA | 2007-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2286 | 2244 | 1.50 | 4 | -0.23 | 15 | -3.45 | |
|  Krush, Irina | m | wg | 2475 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Iwamoto, Takashi | f | | 2309 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Rohde, Michael | g | | 2467 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Acon, Jennifer | | | 1894 | USA | 0.50 | 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) | | |
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