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Individual Calculations June 2018 |
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| Nunez Valverde, Jairo Total change: -45.00 | |   |
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| Torneo Abierto Federacion Joaquin Gutierrez In Memoriam 2018 | San Jose | CRC | 2018-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1880 | 1.00 | 5 | -2.25 | 20 | -45.00 | |
|  Gonzalez Acosta, Bernal | g | | 2280 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Nunez Okubo, Isao | c | | 1684 | CRC | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Bogantes Robleto, Karina | | | 1650 | CRC | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Rivas Calderon, Victor Julio | | | 1518 | CRC | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Hidalgo Barrantes, Mario Alberto | | | 1709 | CRC | 0.00 | 1 | -0.73 | 20 | -14.60 | | | * 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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