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Individual Calculations January 2011 |
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| Lapshun, Yury Total change: -1.90 | |   |
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| 41st Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2010-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 2436 | 4.50 | 6 | -0.19 | 10 | -1.90 | |
|  Kats, Alena | | | 2068 | USA | 0.50 | 1 | -0.40 | 10 | -4.00 | |  Weser, Adam | | | 2113 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Rosenberg, Evan S | | | 2213 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Aleskerov, Faik | | | 2300 | AZE | 0.00 | 1 | -0.68 | 10 | -6.80 | | | Mabe, Chris J | | | 2191 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Bonin, Jay R | m | | 2322 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | |
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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