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Individual Calculations May 2010 |
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| Matlin, Anna R Total change: 22.50 | |   |
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| 40th Annual World Amateur Team & US Tean East | Parsippany, New Jersey | USA | 2010-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 1868 | 1.00 | 1 | 0.83 | 15 | 12.45 | |
|  Izoria, Ana | | wf | 2146 | GEO | 1.00 | 1 | 0.83 | 15 | 12.45 | |
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) | | | | First Only New Jersey State Championship | Branchburg, New Jersey | USA | 2010-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2216 | 1861 | 1.00 | 3 | 0.67 | 15 | 10.05 | |
| | Stoyko, Stephen E | f | | 2244 | USA | 0.50 | 1 | 0.41 | 15 | 6.15 | |  Wu, Christopher | | | 2143 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Zlotnikov, Mikhail | m | | 2261 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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