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Individual Calculations May 2023 |
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| Melnik, Stefan Total change: 109.60 | |   |
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| Youth chess tournament "Naum Naumovski-Borche" 2023 - U18 | Skopje | MKD | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1285 | 0.00 | 1 | -0.22 | 40 | -8.80 | |
|  Mihaylov, Bozhidar | | | 1508 | BUL | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | Amaterski OPEN SK Stari grad 2023. | Kragujevac | SRB | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1734 | 1285 | 3.50 | 7 | 2.96 | 40 | 118.40 | |
| | Simovic, Zoran | | | 1790 | SRB | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Obrenovic, Aleksandar | | | 1681 | SRB | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Grebovic, Predrag | | | 1853 | SRB | 1.00 | 1 | 0.98 | 40 | 39.20 | | | Matovic, Milovan | | | 1842 | SRB | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Ugljesic, Nemanja | | | 1813 | SRB | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Simovic, Uros | | | 1469 | SRB | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Nikolic, Milomir M | | | 1693 | SRB | 1.00 | 1 | 0.92 | 40 | 36.80 | |
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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