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Individual Calculations April 2023 |
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| Guirado Martinez, David Total change: -19.60 | |   |
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| XXXIX Obert La Lira 2023 Rondas 6-8 | Barcelona | ESP | 2023-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1519 | 0.50 | 3 | -0.90 | 20 | -18.00 | |
|  Martin Arranz, Lluis | | | 1642 | ESP | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Gonzalez Canovas, Sebastia | | | 1549 | ESP | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Porta Chicote, David | | | 1439 | ESP | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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 Preferent Grupo 3 Rondas 7-9 | Catalunya | ESP | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1538 | 1.00 | 2 | -0.32 | 20 | -6.40 | |
| | Bordell Sarda, Pere | | | 1174 | ESP | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Puertas Buscalla, Joan | | | 1592 | ESP | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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) | | | | XVII Obert Tupinamba GRUP B Rondas 1-2 | Barcelona | ESP | 2023-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1538 | 1.00 | 1 | 0.24 | 20 | 4.80 | |
| | Febrero Perez, Lluis | | | 1332 | ESP | 1.00 | 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) | | |
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