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Individual Calculations May 2019 |
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| Perez Perez, Roberto Total change: -17.60 | |   |
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| VII Open del Gotico Club Escacs Barcelona Electrica Baleares | Barcelona | ESP | 2019-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1482 | 2.50 | 5 | -0.44 | 40 | -17.60 | |
|  Gallego Obrador, Aaron | | | 1500 | ESP | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Usobiaga Ferrer, Enrique | | | 1280 | ESP | 0.00 | 1 | -0.76 | 40 | -30.40 | |  Roman Garcia, Isaac | | | 1207 | ESP | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Zacarias Guerra, Pedro | | | 1358 | ESP | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Cabrera Marmol, Manuel | | | 1717 | ESP | 1.00 | 1 | 0.79 | 40 | 31.60 | |
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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