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Individual Calculations September 2009 |
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| Mattson, Dane M Total change: 8.70 | |   |
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| 39th Annual Continental Open | Sturbridge, Massachusetts | USA | 2009-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2281 | 2071 | 1.50 | 4 | 0.58 | 15 | 8.70 | |
|  Zlotnikov, Mikhail | m | | 2308 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Pismennyy, Avraam | | | 2262 | RUS | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Klein, Erez N | f | | 2261 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Riordan, Charles R | f | | 2291 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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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