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Individual Calculations July 2023 |
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| Calcina, Gary Total change: -15.80 | |   |
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| Torneo IRT Club de Ajedrez Enroque Sub 2250 | Chimbote | PER | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 2243 | 2.50 | 4 | -0.79 | 20 | -15.80 | |
|  Fuentes Alarcon, Salvador | | | 1843 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sanchez Negreiros, Jose Alberto | | | 1690 | PER | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Nunez Villazana, Norbil Marco | | | 1909 | PER | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Alarcon Principe, Wilfredo Ruy | | | 2230 | PER | 0.00 | 1 | -0.52 | 20 | -10.40 | | | * 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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