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Individual Calculations October 2012 |
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| Berry, Jim Total change: -8.10 | |   |
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| 8th Okie Chess Festival - FIDE Open | Tulsa, Oklahoma | USA | 2012-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1990 | 2.50 | 5 | -0.54 | 15 | -8.10 | |
|  Colbert, Jeff | | | 1888 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | |  Temple, Judson | | | 1878 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Zhong, Howard | | | 1962 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Johnson, Chuck | | | 1926 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Lin, Kenny | | | 1906 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | |
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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