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Individual Calculations September 2015 |
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| Kelly, Ian G Total change: -11.20 | |   |
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| 102nd British Chess Championships Over 65 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 2039 | 2.00 | 4 | -0.56 | 20 | -11.20 | |
|  Mitchell, Robert | | | 1639 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Emerson, Roger | | | 2184 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Anderton, David W | c | | 2105 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Calvert, John C | | | 1639 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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