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Individual Calculations October 2021 |
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| Genov, Petko Total change: -21.80 | |   |
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| Primorsko Open A 2021 | Primorsko | BUL | 2021-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2143 | 3.00 | 6 | -1.09 | 20 | -21.80 | |
|  Churov, Martin | | | 1743 * | BUL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Genchev, Damjan | | | 1743 * | BUL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Trendafilov, Simeon | | | 1743 * | BUL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mashchenko, Tamila | | | 1979 | UKR | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Mitev, Valentin | f | | 2223 | BUL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Stefanov, Krasimir | m | | 2362 | BUL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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