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Individual Calculations July 2011 |
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| West, James R Total change: -16.50 | |   |
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| 2011Marshall CC Maypril Grand Prix | New York, New York | USA | 2011-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2135 | 1.00 | 2 | 0.09 | 15 | 1.35 | |
|  Berg, George P | | | 2066 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | |  Salakhutdinov, Ildar | | | 2274 | RUS | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | The New Yorker Open - U2400 Section | New York, New York | USA | 2011-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 2150 | 0.00 | 2 | -1.19 | 15 | -17.85 | |
| | Itkis, Hana | | wf | 2044 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Mateer, Amanda | | wf | 2114 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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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