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Individual Calculations February 2023 |
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| Buckels, Valentin Total change: -25.10 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2455 | 5.50 | 9 | -1.12 | 10 | -11.20 | |
|  Tabak, Stefan | f | | 2129 | NED | 0.50 | 1 | -0.37 | 10 | -3.70 | |  Wang, Ellen | | wm | 2055 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Van Meegen, Ruud | f | | 2287 | NED | 0.00 | 1 | -0.72 | 10 | -7.20 | | | Zheng, Harry Z | | | 2088 | ENG | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Pham, Khoi | f | | 2344 | NED | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Van Roon, Sjoerd | f | | 2297 | NED | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Ratsma, Midas | f | | 2218 | NED | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Grutter, Tim | f | | 2363 | NED | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Pranav, Anand | g | | 2512 | IND | 0.00 | 1 | -0.42 | 10 | -4.20 | | | * 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) | | | | 33. Staufer-Open A | Schwaebisch Gmuend | GER | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2456 | 6.00 | 9 | -1.39 | 10 | -13.90 | |
| | Foerster, Erik | | | 2184 | GER | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Weiss, Andreas | | | 2125 | GER | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Wurmbauer, Nils | | | 2056 * | GER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kutzner, Stephen | | | 2075 | GER | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Kleibel, Uwe | | | 2211 | GER | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Toktomushev, Teimur | f | | 2255 | UKR | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Haack, Kevin | | | 2237 | GER | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Zeller, Frank | m | | 2345 | GER | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Seitz, Patrick | | | 2148 | GER | 1.00 | 1 | 0.14 | 10 | 1.40 | | | * 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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