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Individual Calculations September 2021 |
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| Maapalu, Ralf Total change: 41.20 | |   |
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| KERES AMATEUR CLASSIC OPEN 2021 | Parnu | EST | 2021-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1070 | 2.50 | 6 | 1.10 | 40 | 44.00 | |
|  Kull, Tormi | | | 1470 * | EST | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Schneider, Uku | | | 1093 | EST | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Kokk, Karl Mattias | | | 1470 * | EST | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rosental, Urmas | | | 1470 * | EST | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Dudakov, Andrei | | | 1193 | EST | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Pomaznjov, Aleksei | | | 1172 | EST | 0.50 | 1 | 0.14 | 40 | 5.60 | | | * 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) | | | | Estonian -U14 Youth Championships - 2021 | Tallinn | EST | 2021-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1228 | 1070 | 1.50 | 5 | -0.07 | 40 | -2.80 | |
| | Snitsarenko, Igor | | | 1470 * | EST | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kikkas, Daniel | | | 1088 | EST | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Lain, Sander | | | 1115 | EST | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Roots, Lem-Leonhard | | | 1140 | EST | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Slavinski, Nikita | | | 1329 | EST | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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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