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Individual Calculations December 2017 |
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| Longson, Sarah N Total change: 18.60 | |   |
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| 16th 4NCL Congress Open | Coventry | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2103 | 3.00 | 5 | 0.93 | 20 | 18.60 | |
|  Hebden, Mark L | g | | 2460 | ENG | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Merry, Alan B | m | | 2422 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Kapoor, Gurveen | | | 1723 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Britton, Richard L | f | | 2221 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Varney, Zoe | | | 2042 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | |
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