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Individual Calculations February 2020 |
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| Rathbone-Jones, Ifan Total change: 32.40 | |   |
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| 2019/20 4NCL Div 4 Rounds 3 - 4 | Maidenhead | ENG | 2020-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1930 | 1.50 | 2 | 0.50 | 40 | 20.00 | |
|  Rice, Chris B | | | 2027 | ENG | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Salmons, Calum | | | 1838 | ENG | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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 2019/2020 Round 3 | Neath | WLS | 2020-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 1930 | 0.50 | 1 | 0.31 | 40 | 12.40 | |
| | Kett, Tim | c | | 2180 | WLS | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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