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Individual Calculations August 2018 |
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| Koelmans, Jan Willem Total change: 28.80 | |   |
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| World Team Championship over 50 2018 | Radebeul | GER | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 1962 | 4.50 | 9 | 1.44 | 20 | 28.80 | |
|  Sirotkina, Nina | | wm | 2175 | RUS | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Tobczewski, Peter | | | 1990 | GER | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Thoma, Wilhelm | | | 2072 | AUT | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Tolhuizen, Ludo | | | 2118 | NED | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Goldinger, Peter | | | 2038 | GER | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Jhunjhnuwala, Ramesh | | | 2260 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Frostick, Helen M | | | 2094 | ENG | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Ali, Ghazi Al-Saadi | f | | 2004 | IRQ | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Hutschenreiter, Joerg, Dr. | | | 2023 | GER | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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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