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Individual Calculations October 2015 |
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| Cox, John Total change: 38.00 | |   |
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| 1st Welsh Seniors Championship | Newport | WLS | 2015-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1431 | 2.00 | 5 | 0.95 | 40 | 38.00 | |
|  James, Dai | | | 1831 * | WLS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hurn, Robert Aj | | | 1631 | WLS | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Williams, Ron | | | 1701 | WLS | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Hughes, Beryl | | | 1561 | WLS | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Livermore, Richard | | | 1637 | WLS | 1.00 | 1 | 0.76 | 40 | 30.40 | | | * 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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