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Individual Calculations November 2019 |
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| Sibaja Tellez, Josue Total change: -7.20 | |   |
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| VII Open Encuentro de Culturas 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1202 | 1431 | 2.00 | 3 | -0.36 | 20 | -7.20 | |
|  Lopez Bustos, David | | | 1274 | CRC | 0.50 | 1 | -0.21 | 20 | -4.20 | |  Hernandez Leandro, Aliza | | | 1191 | CRC | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Guerrero Jimenez, Luis Fernando | | | 1140 | CRC | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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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