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Individual Calculations September 2017 |
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| Thynne, Trefor F Total change: -3.20 | |   |
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| 104th British Championships Under 2050 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1927 | 3.50 | 5 | -0.16 | 20 | -3.20 | |
|  Salmons, Calum | | | 1745 | ENG | 0.00 | 1 | -0.74 | 20 | -14.80 | |  Jaufarally, Nadia | | | 1657 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Procter, Colin S | | | 1760 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Jones, Neil T | | | 1788 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | McLaren, Charlie | | | 1795 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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