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Individual Calculations June 2023 |
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| Varney, Zoe Total change: 51.40 | |   |
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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 |
| 1964 | 1982 | 3.00 | 3 | 1.45 | 20 | 29.00 | |
|  Walton, Alan J | c | | 2084 | ENG | 1.00 | 1 | 0.64 | 20 | 12.80 | |  Sivanandan, Bodhana | | | 1751 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | O`gorman, Alice | | | 2056 | IRL | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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) | | | | Coulsdon Chess Dicky White - May | London | ENG | 2023-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1974 | 0.00 | 1 | -0.61 | 20 | -12.20 | |
| | Bharat Kumar, Balahari | | | 1897 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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) | | | | English Women's Championships 2023 | Kenilworth | ENG | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1974 | 5.00 | 7 | 1.73 | 20 | 34.60 | |
| | Catabay, Mae Katelyn Rose | | | 1574 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kueh, Audrey | | wf | 2129 | ENG | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Maton, Emily | | | 1766 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Hryshchenko, Kamila | | | 2169 | ENG | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Longson, Sarah N | | wf | 2031 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Pert, Nina | | wc | 2000 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Toma, Katarzyna | | wg | 2254 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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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