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Individual Calculations March 2011 |
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| Zenyuk, Iryna Total change: -11.40 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 2244 | 1.50 | 5 | -1.72 | 15 | -25.80 | |
|  Dixon, Dakota E | | | 2078 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Omori, Michael | | | 2234 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Stein, Jeremy A | | | 2080 | USA | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Marmont, Benjamin | | | 2145 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Wang, Lidong | | | 2150 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | 43rd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2256 | 4.00 | 5 | 0.96 | 15 | 14.40 | |
| | Shen, Arthur | f | | 2143 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Smarty, Sylvester | | | 2119 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Williams, Justus D | | | 2154 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Pressman, Leif A | | | 2167 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Ostrovskiy, Aleksandr | f | | 2294 | USA | 1.00 | 1 | 0.55 | 15 | 8.25 | |
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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