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Individual Calculations February 2016 |
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| Salazar Gould, Melanie Total change: 70.80 | |   |
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| Campeonato Nacional Infantil Femenino Sub14 2016 | San Jose | CRC | 2016-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1568 | 0.50 | 1 | -0.30 | 40 | -12.00 | |
|  Leon Vargas, Mercedes Lucia | | | 1330 | CRC | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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) | | | | VII Abierto Internacional de Alajuela 2016 | Alajuela | CRC | 2016-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1568 | 3.00 | 7 | 2.07 | 40 | 82.80 | |
| | Rojas Castro, Ismael | | | 1940 | CRC | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Alarcon, Pamela | | | 1897 | NCA | 1.00 | 1 | 0.88 | 40 | 35.20 | |  Murillo Tsijli, Manuel | | | 1968 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Leon, Orlando | | | 1968 * | PAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jimenez Rojas, Fabian | | | 1862 | CRC | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Alvarez Mora, Jorge Mario | | | 1737 | CRC | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Campos Cerdas, Jorge | | | 1910 | CRC | 1.00 | 1 | 0.88 | 40 | 35.20 | | | * 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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