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Individual Calculations August 2012 |
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| Zhou, Guijue Total change: -26.25 | |   |
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| 40th Annual World Open - Women's Open | Philadelphia, Pennsylvania | USA | 2012-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 2210 | 3.00 | 4 | -0.38 | 15 | -5.70 | |
|  Acon, Jennifer | | | 1832 | USA | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Regam, Jessica | | | 1894 | USA | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Virkud, Apurva | | | 1813 | USA | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Levina, Anna | | wf | 2077 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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) | | | | 40th Annual World Open - U2400 Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2210 | 3.50 | 8 | -1.29 | 15 | -19.35 | |
| | Richman, Jonathan | | | 2006 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Liu, Elliott Joseph | f | | 2302 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Wu, Hengyi | | | 2090 | USA | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Ruiz Gonzalez, Guillermo | f | | 2132 | MEX | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Collier, Philip M | | | 1974 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Treger, Yefim | | | 2217 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Zenyuk, Iryna | c | wm | 2242 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Xu, Grant Y | | | 2104 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | | | 5th Annual Chicago Class | Wheeling, Illinois | USA | 2012-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2210 | 3.50 | 5 | -0.08 | 15 | -1.20 | |
| | Kogen, Jonathan S | | | 2140 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Smarty, Sylvester | | | 2037 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Song, Edward | | | 2040 | CAN | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Brock, William H | | | 2034 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Meduri, Aakaash | | | 1972 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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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