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Individual Calculations January 2023 |
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| Porteman, Eric Total change: 27.40 | |   |
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| Tournoi dHiver 2022-2023 Ronde 1 | Liege | BEL | 2022-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1818 | 1.00 | 1 | 0.16 | 20 | 3.20 | |
|  Demblon, Jean-Luc | | | 1530 | BEL | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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 2022-2023 Ronde 5 | Various Places | BEL | 2022-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1818 | 1.00 | 1 | 0.61 | 20 | 12.20 | |
| | Delanoeije, Patrick | | | 1901 | BEL | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | Tournoi dHiver 2022-2023 Ronde 2 | Liege | BEL | 2022-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1818 | 1.00 | 1 | 0.57 | 20 | 11.40 | |
|  Alexopoulos, Spiros Orestis, Dr. | | | 1868 | GER | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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) | | | | Tournoi dHiver 2022-2023 Ronde 3 | Liege | BEL | 2022-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1818 | 0.50 | 1 | 0.03 | 20 | 0.60 | |
| | Bursztyn, Ioshua | | | 1836 | ARG | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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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