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Individual Calculations June 2023 |
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| Gardiner, Eric D Total change: 12.60 | |   |
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| English Seniors Championships 2023 - Over 50 | Leamington Spa | ENG | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1830 | 3.00 | 7 | 0.63 | 20 | 12.60 | |
|  Lewis, Andrew P | f | | 2230 * | ENG | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Wells, Peter K | g | | 2356 | ENG | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Betts, Richard | | | 1752 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | McMahon, Paul | | | 1898 | ENG | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Mason, Donald J | | | 2054 | ENG | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Wilson, Matthew R | | | 1747 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Hymer, Barry | | | 1898 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | * 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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