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Individual Calculations September 2021 |
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| Tomson, Mikk Total change: -7.00 | |   |
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| KERES AMATEUR CLASSIC OPEN 2021 | Parnu | EST | 2021-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1440 | 2.00 | 5 | -0.35 | 20 | -7.00 | |
|  Haavamae, Henrik | | | 1840 * | EST | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Karis, Fredi | | | 1188 | EST | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kull, Tormi | | | 1767 | EST | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Pritulina, Nadezhda | | | 1065 | EST | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mikko, Rondo | | | 1497 | EST | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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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