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Individual Calculations May 2023 |
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| Vilella Bertran, Joan Total change: -3.60 | |   |
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| XIV Obert d'Escacs Vilafranca 2023 Rondas 1-2 | Vilafranca del Penedes (Barcelona) | ESP | 2023-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1957 | 1.50 | 2 | -0.18 | 20 | -3.60 | |
|  Sanmiquel Rossinyol, Arnau | | | 1614 | ESP | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Cabre Ribera, Albert | | | 1719 | ESP | 0.50 | 1 | -0.30 | 20 | -6.00 | |
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) | | |
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