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Individual Calculations July 2009 |
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| Nikolayev, Igor A Total change: 6.45 | |   |
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| 31st Annual Marchand Open | Rochester, NY | USA | 2009-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 2300 | 1.50 | 2 | -0.12 | 15 | -1.80 | |
|  Barsky, Sam | | | 2074 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Mark, Eddie E | | | 2030 | USA | 0.50 | 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) | | | | Bad Ragazer Osteropen | Bad Ragaz | SUI | 2009-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2300 | 4.50 | 6 | 0.55 | 15 | 8.25 | |
| | Zier, Verena | | | 1959 | LIE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Burger, Heinrich | | | 2074 | GER | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Sofrigin, Alexej | f | | 2268 | RUS | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Habibi, Ali | m | | 2290 | GER | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Wiesmann, Dominique | | | 2048 | SUI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Weindl, Alfred | m | | 2361 | GER | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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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