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Individual Calculations December 2017 |
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| Donaghay, Richard H Total change: 3.20 | |   |
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| 2017/18 4NCL Division 4 South Rounds 1-2 | Reading | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1839 | 1.50 | 2 | 0.16 | 20 | 3.20 | |
|  Foster, Timothy | | | 1895 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |  Ashraf, Zoha | | | 1439 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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