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Individual Calculations June 2023 |
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| Kosanke, Stefan Total change: 0.80 | |   |
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| Itzehoer Schach-Open 2023 | Itzehoe | GER | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1933 | 3.00 | 5 | 0.04 | 20 | 0.80 | |
|  Hielscher, Ursula | | | 1702 | GER | 0.00 | 1 | -0.79 | 20 | -15.80 | |  Ackermann, Hans-Christian | | | 1722 | GER | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Spieker, Hans-Joachim | | | 1747 | GER | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Roebers, Jan | f | | 2083 | NED | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Fuhrmann, Bahne | | | 2035 | GER | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | |
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