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Individual Calculations February 2020 |
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| Hidalgo Barrantes, Mario Alberto Total change: -50.80 | |   |
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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 |
| 1434 | 1677 | 4.50 | 9 | -2.54 | 20 | -50.80 | |
|  Mora Chavarria, Sebastian | | | 1291 | CRC | 0.50 | 1 | -0.41 | 20 | -8.20 | |  Torrentes Arias, Greivin | | | 1624 | CRC | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Quesada Guevara, Max | | | 1580 | CRC | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Sierra Berrocal, Gabriela | | | 1277 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Orozco Rodriguez, Yarod G | | | 1483 | CRC | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Frater Gonzalez, Gabriel | | | 1426 | CRC | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Herrera Garcia, Ricardo | | | 1355 | CRC | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Sierra Berrocal, Auriel | | | 1349 | CRC | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Guzman Hidalgo, Nicolas | | | 1522 | CRC | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * 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) | | |
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