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Individual Calculations June 2023 |
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| Willow, Jonah B Total change: -3.20 | |   |
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| 2022/23 4NCL Division 1 Rounds 9-11 | Milton Keynes | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2375 | 2468 | 1.50 | 3 | -0.38 | 10 | -3.80 | |
|  Murphy, Conor E | m | | 2450 | IRL | 0.00 | 1 | -0.53 | 10 | -5.30 | |  Rees, Ioan | f | | 2287 | WLS | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Sarakauskas, Gediminas | m | | 2388 | LTU | 0.50 | 1 | -0.11 | 10 | -1.10 | |
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) | | | | English Championships 2023 | Kenilworth | ENG | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2265 | 2450 | 5.00 | 7 | 0.06 | 10 | 0.60 | |
| | Baer, Bruce L | | | 2050 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Finn, Peter | | | 2127 | ENG | 0.50 | 1 | -0.37 | 10 | -3.70 | | | Sedykh, Mikhail | | | 2092 | ENG | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Eggleston, David J | m | | 2353 | ENG | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Pert, Richard G | m | | 2412 | ENG | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Okhai, Shabir | | | 2144 | ENG | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Adams, Michael | g | | 2680 | ENG | 0.50 | 1 | 0.29 | 10 | 2.90 | | | * 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) | | |
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