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Individual Calculations November 2009 |
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| Grasso, David Total change: 2.70 | |   |
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| 2009 New Jersey State Championship | Somerset, New Jersey | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2170 | 2.50 | 4 | 0.18 | 15 | 2.70 | |
|  Pozarek, Stephen J | | | 2109 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Hua, David A | | | 1919 | USA | 0.50 | 1 | -0.31 | 15 | -4.65 | |  Margulis, Yevgeni | | | 2195 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Radomskyj, Peter | | | 2199 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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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