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Individual Calculations August 2015 |
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| Roper, David Total change: -10.40 | |   |
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| 2015 Washington Open | Lynnwood, Washington | USA | 2015-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 2237 | 3.00 | 5 | -0.52 | 20 | -10.40 | |
|  Moroney, Timothy | | | 2065 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Kaufman, Ray | m | | 2294 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Haining, Kyle | | | 2038 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Chan, James | | | 2020 | CAN | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Roback, Joe | | | 1965 | CAN | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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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