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Individual Calculations December 2023 |
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| Boshra, Abanoub Total change: 37.80 | |   |
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| Brussels Open Fall 2023 Rounds 8-11 | Brussels | BEL | 2023-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1862 | 2.00 | 4 | 0.17 | 20 | 3.40 | |
|  Brunet Vrijens, Leo | | | 1626 | BEL | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Ronse, Ivan | | | 1988 | BEL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Ahmetaj, Rasim | | | 1926 | BEL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Perez Bolanos, David | | | 2022 | ESP | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | Open Leuven 2023 | Leuven | BEL | 2023-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1862 | 4.50 | 7 | 1.48 | 20 | 29.60 | |
| | Van Amerongen, Marleen | | | 2097 | NED | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Ruzhansky, Elias | | | 2034 | BEL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Cuykx, Dries | | | 1534 | BEL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Sonmez, Ozkal | | | 1462 * | TUR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Verboven, Wout | | | 2031 | BEL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Wahlund, Max | c | | 2079 | SWE | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Van Der Weij, Anton | | | 2052 | NED | 1.00 | 1 | 0.75 | 20 | 15.00 | | | * 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) | | | | Belgian Interclubs 2023-2024 Round 4 | Various Places | BEL | 2023-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1862 | 1.00 | 1 | 0.24 | 20 | 4.80 | |
| | Lenoir, Thierry | | | 1656 | BEL | 1.00 | 1 | 0.24 | 20 | 4.80 | |
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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