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Individual Calculations October 2021 |
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| Zhelev, Mavri Total change: 3.80 | |   |
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| Primorsko Open B 2021 | Primorsko | BUL | 2021-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1793 | 3.00 | 6 | 0.19 | 20 | 3.80 | |
|  Krastev, Goran | | | 2138 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Vardaka, Sofia | | | 1393 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Petkov, Emil | | | 2101 | BUL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Trendafilov, Simeon | | | 1578 | BUL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Kononenko, Vladimir | | | 1747 | BUL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Stanchev, Svetoslav | | | 1931 | BUL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | * 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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