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Individual Calculations October 2017 |
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| Reynolds, D Ian W Total change: -19.20 | |   |
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| 3rd Welsh Seniors Championship | Penarth | WLS | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 2034 | 3.00 | 5 | -0.96 | 20 | -19.20 | |
|  Greatorex, Roger | | | 1733 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | |  Dixon, Chris | | | 1812 | WLS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | James, Dai | | | 1847 | WLS | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Davis, Lee | | | 1906 | WLS | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Probert, Malcolm | | | 1634 * | WLS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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