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Individual Calculations June 2023 |
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| Tucker, David S Total change: -10.80 | |   |
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| 2022/23 4NCL Division 4 Rounds 9-11 | Warwick | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1909 | 2.00 | 3 | 0.29 | 20 | 5.80 | |
|  Hughes, Anthony | c | | 1870 | WLS | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Clancy, Martin J | | | 1706 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | |  Stevenson, James | | | 1983 | SCO | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | English Seniors Championships 2023 - Over 65 | Leamington Spa | ENG | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1909 | 3.00 | 7 | -0.83 | 20 | -16.60 | |
| | Collins, Nigel | | | 1509 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bowmer, Kevin | | | 2093 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Page, Mark E | | | 2044 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Hall, Alan | | | 1747 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Myall, Ivan J | | | 1924 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Neatherway, A Philip | | | 1739 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Hutchinson, Norman A | | | 1968 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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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