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Individual Calculations October 2013 |
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| Kelly, Joey Total change: 47.25 | |   |
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| 2013 NAYCC U12 | Toronto | CAN | 2013-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1808 | 4.50 | 7 | 1.61 | 30 | 48.30 | |
|  Asaria, Danial | | | 1999 | USA | 0.50 | 1 | 0.25 | 30 | 7.50 | |  Zhao, Yuetong | | | 1903 | CAN | 0.50 | 1 | 0.13 | 30 | 3.90 | | | Shen, Cm Christopher | c | | 1721 | USA | 1.00 | 1 | 0.38 | 30 | 11.40 | | | Li, Ben | | | 1845 | USA | 1.00 | 1 | 0.55 | 30 | 16.50 | | | Zhang, Yuanchen | | | 2073 | CAN | 0.50 | 1 | 0.32 | 30 | 9.60 | | | Xu, Jeffrey | | | 1837 | CAN | 0.00 | 1 | -0.46 | 30 | -13.80 | | | Doknjas, Joshua | | | 1764 | CAN | 1.00 | 1 | 0.44 | 30 | 13.20 | |
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) | | | NOTE: K factor changed | | 32nd FIDE NAO | Stillwater, Oklahoma | USA | 2013-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1808 | 1.50 | 5 | -0.07 | 15 | -1.05 | |
| | Berry, Jim | | | 1987 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Patton, Tom | | | 2079 | USA | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Orton, Bill | | | 2127 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Chor, Kevin | | | 1746 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Temple, Judson | | | 1876 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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