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Individual Calculations April 2018 |
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| Sandi Castro, Allan Total change: 0.80 | |   |
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| Subzonal Absoluto 2.3.C | San Jose | CRC | 2018-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1302 | 2.50 | 9 | 0.04 | 20 | 0.80 | |
|  Quesada Campos, Jordi Alessandre | c | | 1702 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Palencia, Julio | | | 1702 * | GUA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Arostegui Gonzalez, Ricardo | c | | 1616 | CRC | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Tapia Alvarez, Alejandro | | | 1450 | CRC | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Barboza Viquez, Martin Eduardo | | | 1191 | CRC | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Gamboa Mora, Rolando | | | 1439 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Espitia Torres, Mateo | | | 1464 | CRC | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Murillo Varela, Ricardo | | | 1702 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Segura Cordero, Ariel | | | 1291 | CRC | 1.00 | 1 | 0.48 | 20 | 9.60 | | | * 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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