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Individual Calculations September 2023 |
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| Ertelt, Pornchai Total change: -32.40 | |   |
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| Elberfelder Schach-Sommer 2023 | Wuppertal | GER | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1736 | 2.00 | 4 | -0.81 | 40 | -32.40 | |
|  Wallat, Joel | | | 1369 | GER | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Cordes, Jule | | | 1744 | NED | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Schlefers, Florian | | | 1723 | GER | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Schueller, Reinhard | | | 1363 | GER | 1.00 | 1 | 0.10 | 40 | 4.00 | |
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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