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Individual Calculations September 2017 |
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| Coathup, Roger H Total change: -25.60 | |   |
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| 104th British Championship | Llandudno | ENG | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2151 | 3.50 | 9 | -1.28 | 20 | -25.60 | |
|  McShane, Luke J | g | | 2551 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Humphreys, Jerry G | | | 2041 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Zhou, Yang-Fan | m | | 2468 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Willson, Ollie | | | 2032 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Lentzos, Ioannis | | | 2038 | GRE | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Zhu, Richard | | | 2036 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Golding, James | | | 1942 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Byron, Alan M | | | 2064 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Lam, Paul Gm | | | 2111 | ENG | 0.00 | 1 | -0.56 | 20 | -11.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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