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Individual Calculations June 2023 |
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| Bertrand, Marin Total change: -8.80 | |   |
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| 20e Open de Beziers 2023 (-2400 elo) | BEZIERS | FRA | 2023-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1672 | 3.00 | 6 | -0.75 | 20 | -15.00 | |
|  Roubaud, Louis-Alexandre | | | 1272 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Saya, Ethan | f | | 2181 | FRA | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Abderrahim, Khalil | | | 1306 | FRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Alard, Francis | | | 1363 | FRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Wauters, Alain | | | 1896 | FRA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Aurejac, Pierre | | | 1425 | FRA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | * 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) | | | | 23eme Open de Narbonne-Plage (-2400 elo) | NARBONNE | FRA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1672 | 4.00 | 7 | 0.31 | 20 | 6.20 | |
| | Fiorio, Thomas | | | 1276 | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Long, Raphael | | | 1816 | FRA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Hug, Charley | | | 1661 | FRA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Vidal, Llewellyn | f | | 2281 | FRA | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Brochet, Thierry | | | 1435 | FRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Mania, Clement | | | 1904 | FRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Karkos, Paul | | | 1296 | FRA | 1.00 | 1 | 0.09 | 20 | 1.80 | |
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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