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Individual Calculations May 2014 |
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| Brown, Thomas Total change: 8.70 | |   |
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| Welsh Chess Premier League 2013/14 Rd6 | Various | WLS | 2014-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 2086 | 1.00 | 1 | 0.30 | 15 | 4.50 | |
|  Ralphs, Nigel | | | 1936 | WLS | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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) | | | | Welsh Championship 2014 | Cardiff | WLS | 2014-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 2086 | 4.00 | 7 | 0.28 | 15 | 4.20 | |
| | Buttell, David | | | 1875 | WLS | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Williams, A. Howard | f | | 2329 | WLS | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Bullen, Alex | | | 2047 | WLS | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Heap, Gerry | | | 2021 | WLS | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Smith, Olivia | | wf | 1976 | WLS | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Ehsandar, Peter | | | 1959 | WLS | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Kett, Tim | | | 2240 | WLS | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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