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Individual Calculations November 2019 |
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| Rosales Gonzalez, Jessica Total change: -62.00 | |   |
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| Campeonato Nacional por Equipos Sub18 Juvenil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1306 | 0.50 | 4 | -1.55 | 40 | -62.00 | |
|  Quesada Leon, Joshua | | | 1706 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Sierra Berrocal, Auriel | | | 1325 | CRC | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Arevalo Rojas, Andrea | | | 1067 | CRC | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Alvarez Alvarez, Jonahel | | | 1160 | CRC | 0.00 | 1 | -0.70 | 40 | -28.00 | | | * 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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