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Individual Calculations November 2017 |
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| Kett, Tim Total change: 12.60 | |   |
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| 2017 South Wales Autumn Open | Pencoed | WLS | 2017-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2016 | 2202 | 3.50 | 4 | 0.55 | 20 | 11.00 | |
|  May, Adam J | | | 1935 | WLS | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Ralphs, Nigel | | | 2043 | WLS | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Brown, Thomas | | | 2059 | WLS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Garcia, Jason | | | 2026 | WLS | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Welsh Chess Premier League 2017/18 Round 1 | Various | WLS | 2017-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2202 | 0.50 | 1 | 0.08 | 20 | 1.60 | |
| | Toczek, Grzegorz | f | | 2258 | POL | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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