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Individual Calculations February 2014 |
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| Lehmann, Carl Stefan Total change: -2.10 | |   |
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| 2014 January Chess IQ Game 60 +30 Plus score | Skokie, Illinois | USA | 2014-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1972 | 2.00 | 3 | -0.14 | 15 | -2.10 | |
|  Mangalam, Shreya B | | | 1609 | USA | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Baumgartner, Chris | | | 1794 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Qazi, Rafeh | | | 1967 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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) | | |
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