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Individual Calculations April 2017 |
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| Nastasio, Davide Total change: 28.00 | |   |
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| 2017 Boris Kogan Memorial | Chamblee, Georgia | USA | 2017-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1850 | 2.00 | 4 | 0.70 | 40 | 28.00 | |
|  Liu, Jackie | | | 1913 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | |  Mishra, Prateek | | | 2005 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Parker, Anthony Lee | | | 1979 | USA | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Arnold, Justin N | | | 2029 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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