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Individual Calculations March 2015 |
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| Kett, Tim Total change: -23.00 | |   |
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| 2015 Welsh Winter Open | Penarth | WLS | 2015-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2225 | 3.50 | 4 | 0.32 | 20 | 6.40 | |
|  Williams, David J | | | 1825 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ralphs, Nigel | | | 1917 | WLS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Turner, Joseph David | | | 1926 | WLS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Braun, Walter | f | | 2186 | AUT | 0.50 | 1 | -0.05 | 20 | -1.00 | | | * 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) | | | | 4NCL 2014-15 Rounds 5-6 | Various | ENG | 2015-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2245 | 0.00 | 2 | -1.47 | 20 | -29.40 | |
| | Lenier, Jude | | | 2048 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Moore, Graham | | | 2076 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | |
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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