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Individual Calculations September 2011 |
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| Privman, Boris Total change: -9.45 | |   |
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| 16th Annual Bradley Open | Windsor Locks, Connecticut | USA | 2011-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 2117 | 1.00 | 3 | -0.82 | 15 | -12.30 | |
|  Dickson, James O | | | 1959 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | |  Eng, Randel | | | 1964 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Friedman, Josef I | f | | 2182 | 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) | | | | 17th Annual Northeast Open | Stamford, Connecticut | USA | 2011-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 2117 | 2.50 | 5 | 0.19 | 15 | 2.85 | |
| | Ross, Laura | | wf | 2151 | USA | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Barsky, Sam A | | | 2044 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Kudrin, Sergey | g | | 2517 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chandran, Kapil | | | 2048 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Chi, Patrick | | | 2060 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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