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Individual Calculations August 2023 |
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| Zeybek, Kayla Nil Total change: 67.20 | |   |
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| SERBIA OPEN 2023 - Amateurs | Beograd | SRB | 2023-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1385 | 2.00 | 7 | 1.12 | 40 | 44.80 | |
|  Kolev, Hristian | | | 1832 | BUL | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Sekulovic, Dusica | | | 1729 | SRB | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Mitrovic, Stefan | | | 1831 | SRB | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Savic, Goran Z | | | 1753 | SRB | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Vujanovic, Anastasija | | | 1636 | SRB | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Vujatovic, Irina | | | 1709 | SRB | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Luebbert, Dietrich | | | 1603 | GER | 1.00 | 1 | 0.78 | 40 | 31.20 | |
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) | | | | SERBIA OPEN 2023 - Challengers | Beograd | SRB | 2023-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1385 | 1.50 | 6 | 0.56 | 40 | 22.40 | |
| | McNeill, Jonathon M | | | 1935 | USA | 0.50 | 1 | 0.47 | 40 | 18.80 | | | Kanacki, Vuk | | | 1925 | SRB | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Doromeychuk, Anton | | | 1719 | ITA | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Kolev, Hristian | | | 1832 | BUL | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Jurisic, Lukas | | | 1623 | SRB | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Radomirovic, Branko | | | 1387 | SRB | 1.00 | 1 | 0.50 | 40 | 20.00 | |
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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