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Individual Calculations June 2023 |
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| Bullen, Alex Total change: 8.80 | |   |
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| 2022/23 4NCL Division 3 West Rounds 9-11 | Warwick | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 2157 | 2.50 | 3 | 0.19 | 20 | 3.80 | |
|  Dicen, Elis Denele | | | 1871 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Frostick, Clive A | | | 2124 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Potter, Steven | | | 1757 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | Welsh Chess Premier League Open 2023 Round 5 | Bridgend | WLS | 2023-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 2119 | 1.00 | 1 | 0.25 | 20 | 5.00 | |
|  Jukes, Sam | | | 1925 | WLS | 1.00 | 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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