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Individual Calculations September 2015 |
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| Emerson, Roger Total change: 10.00 | |   |
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| 102nd British Chess Championships Over 65 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 2184 | 4.50 | 6 | 0.50 | 20 | 10.00 | |
|  Bryant, Richard B E | | | 1947 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Downham, Alan F | | | 1989 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Kelly, Ian G | | | 2039 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Lemoir, David A | | | 2107 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Norman, Kenneth I | c | | 2113 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Surtees, Mike J | | | 2149 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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