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Individual Calculations February 2023 |
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| Geerts, Alexander Total change: -1.20 | |   |
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| Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2089 | 1.00 | 3 | -0.06 | 20 | -1.20 | |
|  Jacobs, Florian | | | 2264 | NED | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Lammens, Tim | f | | 2244 | NED | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Osterwald, Elwin | | | 2092 | NED | 0.00 | 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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