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Individual Calculations May 2018 |
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| Perez Granados, Marian Total change: 0.40 | |   |
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| I Torneo Tercera Categoria Goicoechea 2018 | San Pedro | CRC | 2018-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1171 | 1.00 | 3 | 0.01 | 40 | 0.40 | |
|  Chinchilla Nunez, Sebastian | | | 1197 | CRC | 1.00 | 1 | 0.54 | 40 | 21.60 | |  Melendez Arce, Caleth | | | 1518 | CRC | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Guevara Cornejo, Gabriel | | | 1229 | CRC | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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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