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Individual Calculations September 2021 |
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| Koosel, Hans-Georg Total change: -20.40 | |   |
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| KERES AMATEUR CLASSIC OPEN 2021 | Parnu | EST | 2021-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1226 | 1.00 | 3 | 0.20 | 40 | 8.00 | |
|  Mikko, Rondo | | | 1497 | EST | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Karis, Fredi | | | 1188 | EST | 1.00 | 1 | 0.45 | 40 | 18.00 | |  Olde, Grete | | wc | 1626 * | EST | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Estonian -U12 Youth Championships - 2021 | Tallinn | EST | 2021-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1151 | 1226 | 3.50 | 7 | -0.71 | 40 | -28.40 | |
| | Gasanbekov, Miroslav | | | 1125 | EST | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Dukov, Vladimir | | | 1157 | EST | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Oim, Mikk Kaarel | | | 1180 | EST | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Snitsarenko, Ilja | | | 1162 | EST | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Rajandu, Aaron | | | 1233 | EST | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Cherentsov, Mikhail | | | 1161 | EST | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Lehes, Ott Oskar | | | 1038 | EST | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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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