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Individual Calculations September 2016 |
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| Humphreys, Jerry Total change: -5.20 | |   |
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| 103rd British Championships Over 50 | Bournemouth | ENG | 2016-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2054 | 3.50 | 7 | -0.26 | 20 | -5.20 | |
|  Newell, David F | | | 1908 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Lewis, Andrew P | f | | 2269 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Hackman, Paul | | | 2015 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Gostelow, David W | | | 1976 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Burnett, Jim | | | 2143 | ENG | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Valentine, Brian J | | | 1981 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Batchelor, Guy J | | | 1916 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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