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Individual Calculations January 2025 |
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| Lazrak, Sami Total change: 74.40 | |   |
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| Belgian Interclubs 2024-2025 Round 5 | Various Places | BEL | 2024-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1797 | 0.50 | 1 | 0.04 | 40 | 1.60 | |
|  Cappon, Kaan | | | 1823 | BEL | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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) | | | | Tournoi Hiver 2024 2025 Ronde 3 | Liege | BEL | 2024-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1797 | 1.00 | 1 | 0.20 | 40 | 8.00 | |
|  Dincer, Batuhan | | | 1556 | BEL | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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 Hiver 2024 2025 Ronde 4 | Liege | BEL | 2024-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1797 | 0.50 | 1 | 0.02 | 40 | 0.80 | |
| | Renard, Esteban | | | 1808 | BEL | 0.50 | 1 | 0.02 | 40 | 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) | | | | Tournoi Hiver 2024 2025 Ronde 5 | Liege | BEL | 2024-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1797 | 0.00 | 1 | -0.35 | 40 | -14.00 | |
| | Alexopoulos, Spiros Orestis, Dr. | | | 1908 | GER | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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) | | | | 16eme Open International d4Echecs de Rouen | ROUEN | FRA | 2024-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1797 | 4.00 | 7 | 1.95 | 40 | 78.00 | |
| | Marie, Maxime | c | | 2196 | FRA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sannier, Philippe | | | 1725 | FRA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Fevrier, Nathan | | | 1956 | FRA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Zanin, Clement | | | 1910 | FRA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Robichon, Pierre | | | 1982 | FRA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Shirazi, Kamran | m | | 2197 * | FRA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Guliyev, Tofig | | | 1876 | FRA | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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) | | |
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