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Individual Calculations April 2009 |
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| Pinto, Mark A Total change: 4.95 | |   |
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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 |
| 2263 | 2131 | 2.00 | 5 | 0.33 | 15 | 4.95 | |
|  Stevens, Lawrence | | | 2077 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | |  Bruno, Ronald | | | 2219 | USA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Abrahamyan, Tatev | | wf | 2272 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Peters, Jack | m | | 2383 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Naroditsky, Daniel | f | | 2362 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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