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Individual Calculations April 2009 |
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| Schoonmaker, Nicholas Total change: 2.25 | |   |
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| 26th Annual U.S Amateur Team West | Woodland Hills, CA | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2217 | 1.50 | 2 | 0.15 | 15 | 2.25 | |
|  Gunawan, Cheston | | | 1867 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Iwamoto, Takashi | f | | 2245 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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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