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Individual Calculations February 2019 |
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| Morgans, Justin Total change: -6.80 | |   |
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| South Wales New Year Open 2019 | Bridgend | WLS | 2019-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1653 | 0.50 | 4 | -0.34 | 20 | -6.80 | |
|  Robinson, David | | | 1912 | WLS | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Jukes, Sam | | | 1914 | WLS | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Heap, Gerry | | | 2053 * | WLS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Di-Vetta, Andrew | | | 1728 | WLS | 0.00 | 1 | -0.40 | 20 | -8.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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