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Individual Calculations February 2020 |
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| Salazar Artavia, Keylor Total change: 69.60 | |   |
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| Torneo Metropolitano Juvenil U14 2019 | San Jose | CRC | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1165 | 1133 | 4.50 | 7 | 1.29 | 40 | 51.60 | |
|  Valverde Herrera, Jose Daniel | | | 1051 | CRC | 0.50 | 1 | -0.11 | 40 | -4.40 | |  Rojas Pacheco, Camila | | | 1251 | CRC | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Hernandez Jimenez, Caleb | | | 1154 | CRC | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Shion Solis, Esteban Jesus | | | 1270 | CRC | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Miranda Villalta, Jose Pablo | | | 1017 | CRC | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Vargas Abadia, Alejandro | | | 1116 | CRC | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Solano Saltachin, Ruth | | | 1293 | CRC | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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) | | | | Campeonato Nacional Infantil Sub12 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1130 | 1145 | 2.00 | 3 | 0.45 | 40 | 18.00 | |
| | Valverde Herrera, Jose Daniel | | | 1032 | CRC | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Ramirez Aguilar, Julian | | | 1229 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Cossio Carvajal, Bruno | | | 1130 | CRC | 1.00 | 1 | 0.48 | 40 | 19.20 | |
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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