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Individual Calculations April 2017 |
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| Davis, Lee Total change: 15.80 | |   |
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| Welsh Chess Premier League 2016/17 Round 3 | Pencoed | WLS | 2017-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 1917 | 0.50 | 1 | 0.22 | 20 | 4.40 | |
|  Saunders, Robert | | | 2081 | WLS | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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) | | | | 2016/17 4NCL Division 4 South Rounds 7-8 | Reading | ENG | 2017-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1917 | 1.00 | 2 | 0.57 | 20 | 11.40 | |
| | Willmoth, Robert F | c | | 2183 | ENG | 0.50 | 1 | 0.32 | 20 | 6.40 | |  Girdlestone, Paul C | | | 2106 | ENG | 0.50 | 1 | 0.25 | 20 | 5.00 | |
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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