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Individual Calculations July 2015 |
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| Davidson, Kevin Total change: -4.20 | |   |
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| 2015 National Open | Las Vegas, Nevada | USA | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 2200 | 2.00 | 3 | -0.21 | 20 | -4.20 | |
|  Becker, Allen J | | | 2116 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | |  Guo, Arthur | c | | 1931 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kranjc, Nathaniel | | | 2000 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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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