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Rapid:
Individual Calculations February 2019 |
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| Rojas Arias, Sebastian Total change: 11.40 | |   |
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| II Torneo Septimo Grado Alajuela 2018 | Alajuela | CRC | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1205 | 1292 | 3.00 | 4 | 0.57 | 20 | 11.40 | |
|  Frater Gonzalez, Gabriel | | | 1217 | CRC | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Lopez Bustos, David | | | 1316 | CRC | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Villalobos Venegas, Carlos | | | 1026 | CRC | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Jimenez Navarro, Diego | | | 1260 | CRC | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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) | | |
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