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Individual Calculations December 2015 |
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| Guevara, Walter Total change: -3.20 | |   |
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| Gran Prix IRT Peru 2015 Norte | Trujillo | PER | 2015-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2024 | 2037 | 3.50 | 7 | -0.16 | 20 | -3.20 | |
|  Castro Acuna, Joansie | | | 1724 | PER | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Cuellar, Diego | m | | 2372 | PER | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Cosme Contreras, Trilce | | | 1778 | PER | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Cori Quispe, Kevin | | | 2398 | PER | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Anco Pardave, Joe Antonhy | | | 1781 | PER | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Pazos, Marco | | | 1851 | PER | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Chumpitaz, Ann | | wm | 2265 | PER | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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