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Individual Calculations June 2017 |
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| Buttell, David Total change: -4.60 | |   |
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| 2016/17 4NCL Division 1 Rounds 9-11 | Telford | ENG | 2017-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1758 | 0.50 | 3 | -0.36 | 20 | -7.20 | |
|  York-Andersen, Anna | | | 1757 | ENG | 0.50 | 1 | 0.00 | 20 | 0.00 | |  Bhatia, Kanwal K | | wf | 2064 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Varney, Zoe | | | 1976 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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 Chess Premier League 2016/17 Round 5 | Merthyr | WLS | 2017-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1494 | 1822 | 1.00 | 1 | 0.13 | 20 | 2.60 | |
| | Bonutto, Stephen | | | 1494 | WLS | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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