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Individual Calculations February 2023 |
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| Lefebvre, Willy Total change: -24.00 | |   |
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| 41eme Open International d'Echecs de Bethune - Tournoi C | BETHUNE | FRA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1396 | 2.00 | 6 | -1.50 | 20 | -30.00 | |
|  Baeten, Wim | | | 1504 | BEL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Di Filippo, Mauro | | | 1583 | FRA | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Giraud, Cedric | | | 1147 | FRA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Heldenbergh, Izia | | | 1065 | BEL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Foulon, Thales | | | 1022 | BEL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Woyave, Pascal | | | 1545 | BEL | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | Tournoi d'hiver 2022 Ronde 7 | Brussels | BEL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1382 | 0.50 | 1 | 0.34 | 20 | 6.80 | |
| | Pouliart, Serge | | | 1671 | BEL | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | Tournoi d'hiver 2022 Ronde 8 | Brussels | BEL | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1382 | 0.00 | 1 | -0.04 | 20 | -0.80 | |
| | Cornil, Etienne | | | 1887 | BEL | 0.00 | 1 | -0.04 | 20 | -0.80 | |
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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