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Individual Calculations March 2013 |
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| Tkach, Leonid Total change: -10.65 | |   |
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| 2012 Burlington Open - U2100 Section | Burlington, Massachusetts | USA | 2012-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 2087 | 0.50 | 2 | -0.71 | 15 | -10.65 | |
|  Rossi, Tian | | | 2064 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Elmore, John P | | | 1953 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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