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Individual Calculations July 2017 |
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| Chavarria Segura, Joseph Total change: -14.60 | |   |
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| Campeonato Nacional por Equipos 2017 | San Jose | CRC | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1608 | 1.00 | 5 | -0.73 | 20 | -14.60 | |
|  Alvarado Montero, Jose Gerardo | | | 1444 | CRC | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Trigueros Fallas, Gustavo Adolfo | f | | 2008 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gamboa Chacon, Sebastian | | | 1598 | CRC | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Aguilar Alfaro, Juan Carlos | | | 1998 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Del Cid Winter, Roberto | | | 1732 | CRC | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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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