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Individual Calculations March 2012 |
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| Polyakin, Vladimir Total change: -2.70 | |   |
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| 2012 Marshall January Grand Prix | New York, New York | USA | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2080 | 0.50 | 2 | -0.18 | 15 | -2.70 | |
|  Black Jr, James A | | | 2163 | USA | 0.00 | 1 | -0.39 | 15 | -5.85 | |  Tuhrim, Richard J | | | 2234 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | |
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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