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Individual Calculations September 2018 |
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| Witte, Volker, Dr. Total change: -7.60 | |   |
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| Hennefer Elo-Sommer-Open 2018 | Hennef | GER | 2018-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1809 | 1.00 | 4 | -0.38 | 20 | -7.60 | |
|  Quaegwer, Gerhard | | | 1618 | GER | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Leontiev, Oleg | | | 1998 | GER | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Liard, Thibaud | | | 2140 | FRA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Schmidt, Kai-Uwe | | | 1990 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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