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Rapid:
Individual Calculations December 2019 |
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| Mena Brenes, Deivid Total change: 1.20 | |   |
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| I Torneo Rapid Sub20 Alajuela 2019 | Alajuela | CRC | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1178 | 2.00 | 4 | 0.06 | 20 | 1.20 | |
|  Angulo Valladares, Kyara | | | 1176 | CRC | 1.00 | 1 | 0.50 | 20 | 10.00 | |  Solano Cordero, Jorge | | | 1576 | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hernandez Loria, Maria Jimena | | | 1001 | CRC | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Vergara Marin, Luis Elias | | | 1083 | CRC | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | |
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