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Individual Calculations February 2023 |
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| Kellner, Rene Total change: 19.00 | |   |
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| Bremer Silvester Open 2022 B | Bremen | GER | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1555 | 1.50 | 3 | -0.48 | 20 | -9.60 | |
|  Leimkuehler, Dirk | | | 1788 | GER | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Bruehl, Rainer | | | 1258 | GER | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Weidenhoefer, Ben | | | 1155 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q2 E | Potsdam | GER | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1555 | 1.50 | 2 | 0.42 | 20 | 8.40 | |
| | Hudasch, Klaus | | | 1530 | GER | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Middendorf, Sven-Jonas | | | 1521 | GER | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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) | | | | Deutsche Schach-Amateurmeisterschaft 2022-2023 Q3 E | Bad Wildungen | GER | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1558 | 1555 | 3.00 | 4 | 1.01 | 20 | 20.20 | |
| | Pomrehn, Ole Magnus | | | 1525 | GER | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Schumann, Wolfgang | | | 1522 | GER | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Baumann, Bettina | | | 1630 | GER | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Wolter, Kerstin | | | 1554 | GER | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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