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Individual Calculations February 2023 |
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| Aidan, David Total change: -19.20 | |   |
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| 19e Bois-Colombes Chess Master - Open C | BOIS COLOMBES | FRA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1216 | 1253 | 3.00 | 7 | -0.83 | 20 | -16.60 | |
|  Benhadid, Jazzmine | | | 1387 | FRA | 0.50 | 1 | 0.18 | 20 | 3.60 | |  Perruquon, Laetitia | | | 1349 | FRA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Forestieri, Samuel | | | 1068 | FRA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kahn, Nicolas | | | 1462 | FRA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Zhang, Charly | | | 1137 | FRA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Berelowitch, Leon | | | 1042 | FRA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Liu, Louis | | | 1066 | FRA | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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 des quatre samedis du Perreux-sur-Marne 2022-23 (-1800) r3-4 | LE PERREUX SUR MARNE | FRA | 2023-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1268 | 0.00 | 1 | -0.13 | 20 | -2.60 | |
| | Abulius, Thomas | | | 1584 | FRA | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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