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Individual Calculations February 2020 |
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| Barboza Viquez, Martin Eduardo Total change: 68.40 | |   |
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| Torneo Abierto Metropolitano Grupo B 2019 | San Jose | CRC | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1490 | 5.50 | 9 | 1.40 | 40 | 56.00 | |
|  Rojas Esquivel, Luis Julian | | | 1090 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Usselman, Paul | | | 1750 | CAN | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Soza Rojas, Dannilson G | | | 1255 | CRC | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ibarra Valverde, Kevin | | | 1196 | CRC | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Nunez Valverde, Jairo | | | 1759 | CRC | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Melendez Arce, Kalet | | | 1681 | CRC | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Pastor Carvajal, Jeigoth | | | 1676 | CRC | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Coto Calderon, Juan Diego | | | 1637 | CRC | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Quesada Guevara, Max | | | 1580 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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) | | | | Campeonato Nacional Infantil Sub14 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1447 | 4.00 | 6 | 0.31 | 40 | 12.40 | |
| | Vargas Solano, Aaron | | | 1300 | CRC | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Mora Chavarria, Sebastian | | | 1358 | CRC | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Segura Cordero, Ariel | | | 1460 | CRC | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Quesada Fallas, Esteban | | | 1205 | CRC | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Vindas Vega, Adriel | | | 1366 | CRC | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Ramirez Madrid, Daniel Alberto | | | 1458 | CRC | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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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