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Individual Calculations March 2023 |
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| Bullen, Alex Total change: 12.80 | |   |
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| 2022/23 4NCL Division 3 West Rounds 5-6 | Daventry | ENG | 2023-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 2135 | 2.00 | 2 | 0.31 | 20 | 6.20 | |
|  Taylor, Robert K | | | 1928 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Vyas, Alisha | | | 1735 * | 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 1 | Bridgend | WLS | 2023-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 2135 | 1.00 | 1 | 0.33 | 20 | 6.60 | |
| | May, Frank | | | 2011 | WLS | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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