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Individual Calculations January 2009 |
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| Bryant, John Daniel Total change: 17.40 | |   |
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| 26th Annual Sands Regency Reno - Western States Open | Reno, Nevada | USA | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2444 | 2223 | 4.00 | 6 | 2.53 | 15 | 37.95 | |
|  Merwin, Steven E | | | 2084 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Khachiyan, Melikset | g | | 2508 | USA | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Sharavdorj, Dashze | g | | 2442 | MGL | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Sevillano, Enrico | m | | 2512 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Ivanov, Alexander | g | | 2547 | USA | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Ehlvest, Jaan | g | | 2573 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | 44th Annual American Open | Los Angeles, California | USA | 2008-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2223 | 1.00 | 4 | -1.37 | 15 | -20.55 | |
| | Zierk, Steven C | | | 2240 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Williams Paulsen, Bryan S | | | 2136 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Tanaka, Christian | | | 2152 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | He, Tianyi | | | 2094 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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