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Individual Calculations April 2018 |
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| Perrett, David C Total change: 10.40 | |   |
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| 2017/18 4NCL Division 3 South Rounds 7-8 | Reading | ENG | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1924 | 1.50 | 2 | 0.52 | 20 | 10.40 | |
|  Gregory, Keith D F | | | 1976 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | |  Dydak, Mateusz | | | 1888 | CAN | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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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