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Individual Calculations December 2017 |
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| Davis, Lee Total change: -5.20 | |   |
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| Welsh Chess Premier League 2017/18 Round 2 | Various | WLS | 2017-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1937 | 0.50 | 1 | -0.05 | 20 | -1.00 | |
|  Parry, Matthew | | | 1902 | WLS | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | 2017/18 4NCL Division 2 Rounds 1-2 | Telford | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1937 | 0.50 | 2 | -0.21 | 20 | -4.20 | |
| | Dargan, Paul A G | c | | 2125 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Shepley, Julien M | | | 1974 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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