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Individual Calculations August 2018 |
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| Ledger, Dave J Total change: -9.60 | |   |
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| 15th South Wales International Open | Cardiff | WLS | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2187 | 4.50 | 8 | -0.48 | 20 | -9.60 | |
|  Williams, Ron | | | 1787 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Korneev, Oleg | g | | 2506 | ESP | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Turner, Joseph David | | | 1885 | WLS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ehsandar, Peter | | | 1978 | WLS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Brown, Thomas | | | 2066 | WLS | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Waddington, Mike P | f | | 2110 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Kalavannan, Koby | | | 2277 | ENG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Bullen, Alex | | | 2071 | WLS | 0.50 | 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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