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Individual Calculations July 2010 |
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| Koons, Nat W Total change: 2.25 | |   |
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| Washington Open | Redmond, WA | USA | 2010-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2294 | 2267 | 2.00 | 4 | 0.15 | 15 | 2.25 | |
|  Greninger, Harley | | | 2247 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Sinanan, Joshua C | | | 2258 | USA | 1.00 | 1 | 0.49 | 15 | 7.35 | |  Lee, Michael | f | | 2391 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Roper, David C | f | | 2281 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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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