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Individual Calculations February 2018 |
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| Rosales Gonzalez, Jessica Total change: -28.80 | |   |
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| Campeonato Nacional Juvenil Sub18 2018 | Heredia | CRC | 2018-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1149 | 0.50 | 5 | -0.72 | 40 | -28.80 | |
|  Rosales Gonzalez, Erick Josue | | | 1549 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Solano Saltachin, Carlos Andres | | | 1549 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ballestero Araya, Humberto | | | 1171 | CRC | 0.50 | 1 | 0.03 | 40 | 1.20 | |  Calvo Campos, Adrian | | | 1424 | CRC | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Elizondo Montero, Juan Luis | | | 1204 | CRC | 0.00 | 1 | -0.42 | 40 | -16.80 | | | * 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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