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Individual Calculations October 2017 |
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| Orihuela Barreda, Alondra Total change: 28.80 | |   |
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| XI Festival Internacional de Ajedrez Claretiano 2017 - Sub-12 | Lima | PER | 2017-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1153 | 0.50 | 3 | 0.21 | 40 | 8.40 | |
|  Perez , Sebastian | | | 1553 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Vasquez Vargas, Henry Richard | | | 1539 | PER | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Castillo Salinas, Diego Alejandr | | | 1485 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | | | II Campeonato Nacional Juvenil de Ajedrez Sub 11 Femenino | Lima | PER | 2017-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1352 | 1153 | 1.00 | 2 | 0.51 | 40 | 20.40 | |
|  Tohalino Laura, Isabella | | | 1346 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Paredes Parihuana, Ariana Jazmin | | | 1357 | PER | 1.00 | 1 | 0.76 | 40 | 30.40 | |
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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