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Rapid:
Individual Calculations January 2019 |
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| Costa, Raul David Andrade Total change: -19.80 | |   |
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| 2. Friday Rapid Chess r. 10-12 | Lisboa | POR | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1316 | 0.00 | 2 | -0.51 | 20 | -10.20 | |
|  Martins, Jose Carlos Caetano | | | 1564 | POR | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Pina, Tiago Miguel Catalao Lop | | | 1451 | POR | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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) | | | | 2. Friday Rapid Chess r. 13-18 | Lisbon | POR | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1332 | 1.00 | 3 | -0.48 | 20 | -9.60 | |
| | Martins, Domingos Antonio Mela | | | 1255 | POR | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Maissa, Susana Flora Cesana | | | 1106 | POR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Guia, Artur Solovyov Eloy Da | | | 1732 * | POR | 0.00 | 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) | | |
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