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Individual Calculations September 2017 |
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| Kelly, Ian G Total change: -20.40 | |   |
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| 104th British Championships Over 65 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 2005 | 3.50 | 7 | -1.02 | 20 | -20.40 | |
|  Homolka, Vincent O | | | 1773 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Shephard, Chris Cw | | | 2192 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Fisher, C Phillip | | | 1729 | ENG | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Donaghay, Richard H | | | 1856 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Price, Andrew | | | 1795 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Burnett, Jim | | | 2104 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Hughes, Peter | | | 1749 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | |
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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