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Individual Calculations September 2018 |
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| Bowmer, Kevin Total change: 43.00 | |   |
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| 105th British Championships Over 65 | Hull | ENG | 2018-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2039 | 5.50 | 7 | 2.15 | 20 | 43.00 | |
|  Slinger, Tony J | | | 1845 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Clucas, Reg P | | | 1959 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Shephard, Chris C W | | | 2201 | ENG | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Friedgood, David | f | | 2188 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Moore, Geoffrey R | | | 1980 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Hutchinson, Norman A | | | 2045 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | James, Geoffrey H | c | | 2163 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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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