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Individual Calculations September 2023 |
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| Koelmans, Jan Willem Total change: -41.00 | |   |
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| Arber-Schachfestival 2023 Open | Bodenmais | GER | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1834 | 3.50 | 8 | -2.12 | 20 | -42.40 | |
|  Dauner, Benedikt | f | | 2377 | GER | 0.00 | 1 | -0.03 | 20 | -0.60 | |  Merenda, Lukas-Benedikt | | | 1501 | GER | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Knorr, Frank | | | 1430 | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Neumeier, Valentina | | | 1523 | GER | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Woehl, Torsten | | | 1450 | GER | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Neumeier, Konstantin | | | 1320 | GER | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Bensch, Patrick | f | | 2139 | GER | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Yugay, Artem Vlad | | | 1434 * | RUS | 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) | | | | RSB Open 2023 | Rotterdam | NED | 2023-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1834 | 2.50 | 3 | 0.07 | 20 | 1.40 | |
| | Darie, Aden | | | 1469 | NED | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Van Der Velden, Rens | | | 1434 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Van De Griend, Johan | | | 1752 | NED | 1.00 | 1 | 0.39 | 20 | 7.80 | | | * 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) | | |
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