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Individual Calculations February 2018 |
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| Turner, Joseph David Total change: -5.20 | |   |
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| South Wales New Year Open 2018 | Bridgend | WLS | 2018-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1889 | 1.50 | 4 | -0.26 | 20 | -5.20 | |
|  Brown, Thomas | | | 2064 | WLS | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Pleasants, Allan J | | | 2139 | WLS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Haigh, Tony | | | 1816 | WLS | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Jukes, Sam | | | 1740 | WLS | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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