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Individual Calculations January 2010 |
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| Williams, Chris Total change: -3.45 | |   |
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| 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 2226 | 2.00 | 3 | -0.23 | 15 | -3.45 | |
|  Schoch, Ian D | | | 2032 | USA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Lwin, Aung K | | | 2028 | MYA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Shen, Arthur | f | | 2057 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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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