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Individual Calculations June 2023 |
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| Retzlaff, Wolfgang Total change: -3.20 | |   |
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| Itzehoer Schach-Open 2023 | Itzehoe | GER | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1704 | 1.00 | 4 | -0.16 | 20 | -3.20 | |
|  Tarasenko, Nazar | | | 1972 | UKR | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Knuedel, Torben | | | 2250 | GER | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Graf, David | | | 1429 | GER | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Kitschke, Heiko | | | 2027 | GER | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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