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Individual Calculations September 2015 |
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| Butros, Ryan Tayla Total change: 13.00 | |   |
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| 46th Annual Southern Congress | Chamblee, Georgia | USA | 2015-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2119 | 4.00 | 5 | 0.65 | 20 | 13.00 | |
|  Meruga, Shanmukha | | | 1941 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Brookshear, Timoth | | | 1993 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Justice, David A | | | 2106 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Leite, George | | | 2099 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Jie, Tianhui | | | 1751 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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