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Individual Calculations August 2019 |
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| Jones, Derek Total change: 23.60 | |   |
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| 16th South Wales International Open | Bridgend | WLS | 2019-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1937 | 5.00 | 9 | 1.18 | 20 | 23.60 | |
|  Jaberansari, Daniel | | | 1537 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Blackburn, Jonathan L B | f | | 2217 | WLS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Davies, Sam | | | 1705 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Wilks, Simon | | | 2065 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Richardson, John R | f | | 2239 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Cannon, Richard J | | | 2013 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Brown, Thomas | | | 2092 | WLS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Wilson, Matthew R | | | 1817 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Rudd, Jack | m | | 2275 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | * 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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