Individual Calculations February 2023 |
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De Vries, Leon Total change: -30.80 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Chessfestival Groningen 2022 Open B | Groningen | NED | 2022-12-21 |
Rc | Ro | w | n | change | K | K*chg | Game |
1760 | 1894 | 0.50 | 3 | -1.54 | 20 | -30.80 | |
| Kazarjan, Gachatur | | | 1759 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | | Eefting, Martijn | | | 1753 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | | Ambrona Navarro, Himar | | | 1768 | ESP | 0.00 | 1 | -0.67 | 20 | -13.40 | | 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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