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Individual Calculations December 2015 |
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| Cruz, Cristhian Total change: 4.50 | |   |
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| Gran Prix IRT Peru 2015 Norte | Trujillo | PER | 2015-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2310 | 2533 | 6.50 | 8 | 0.45 | 10 | 4.50 | |
|  Zena Mera, Gianpierre | | | 2133 * | PER | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Saavedra Valverde, Luis | | | 2133 * | PER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Pazos Gambarrotti, Plinio | m | | 2233 | ECU | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Cori Quispe, Kevin | | | 2398 | PER | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Principe, Alexander | f | | 2299 | PER | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Cori, Jorge | g | | 2590 | PER | 0.00 | 1 | -0.42 | 10 | -4.20 | | | Chumpitaz, Ann | | wm | 2265 | PER | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Cori T., Deysi | | wg | 2429 | PER | 1.00 | 1 | 0.36 | 10 | 3.60 | | | * 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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