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Individual Calculations February 2023 |
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| Boumrar, Ayrad Total change: -51.20 | |   |
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| 19e Bois-Colombes Chess Master - Open A | BOIS COLOMBES | FRA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2143 | 3.50 | 8 | -0.63 | 40 | -25.20 | |
|  David, Alberto | g | | 2518 | ITA | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Pai Liu, Paul | | | 2000 | FRA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Eveno, Nathan | | | 2270 | FRA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Fruchard, Cyrille | f | | 2308 | FRA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Houhou, Alexandre | | | 2177 | FRA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Page, Noah | | | 1893 | FRA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Garrigue, Julian | | | 1972 | FRA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Barbier, Astrid | | wf | 1947 | BEL | 0.50 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Team 2023 - Nationale 1 Jeunes r4-5 | FRANCE | FRA | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1702 | 2066 | 3.50 | 5 | -0.79 | 40 | -31.60 | |
| | Rakotomamonjy, Reiyu | | | 1845 | FRA | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Lecocq, Remi | | | 1422 | FRA | 1.00 | 1 | 0.01 | 40 | 0.40 | | | Cohade, Albain | | | 1666 * | FRA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Reach, Timothe | | | 1636 | FRA | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Thill-Solente, Gabriel | | | 1940 | FRA | 0.50 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | | | Team 2023 - Nationale 2 r5 | FRANCE | FRA | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2066 | 0.50 | 1 | 0.14 | 40 | 5.60 | |
| | Firouzja, Mohammadreza | | | 2167 | IRI | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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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