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Individual Calculations February 2023 |
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| Romero Perera, Eugeni Total change: 23.20 | |   |
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| XXXIX Obert La Lira 2023 Rondas 1 | Barcelona | ESP | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1989 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
|  Valbuena Castro, Gregorio | | | 1589 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | Lliga Catalana 2023 Primera Divisio Grupo 2 Rondas 1-2 | Catalunya | ESP | 2023-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1989 | 2.00 | 2 | 1.08 | 20 | 21.60 | |
| | Buxade Roca, Guillermo | | | 1947 | ESP | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Armengol Comas, Joaquim | | | 2091 | ESP | 1.00 | 1 | 0.64 | 20 | 12.80 | |
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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