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Individual Calculations September 2019 |
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| Emerson, Roger Total change: -7.60 | |   |
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| 106th British Championships Over 65 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2181 | 4.00 | 6 | -0.38 | 20 | -7.60 | |
|  Thynne, Trefor F | | | 1913 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Stimpson, Philip M | | | 1935 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Hewson, Brian Wr | | | 2035 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Blewitt, Stephen D | | | 1781 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Page, Mark E | | | 2102 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Friedgood, David | f | | 2177 | ENG | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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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