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Individual Calculations January 2013 |
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| Perez, Laura Total change: -39.45 | |   |
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| IRT Campeonato Bolivariano de Ajedrez 2012 | Bogota | COL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 2027 | 3.50 | 8 | -1.09 | 15 | -16.35 | |
|  Corredor Castellanos, Camilo Jose | | | 1857 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Guerrero, Hernando | | | 1919 | COL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Rivera, Alberto | m | | 2327 | CUB | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Suasnabar, Jesus | | | 2077 | PER | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Osorio, Cristhian Camilo | | | 2189 | COL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Penas Burgos, Nestor | | | 1752 | COL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Velez Alvarez, Laura Camila | | | 1754 | COL | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Echeverry, Maria Yesenia | | | 1886 | COL | 0.50 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | III ITT JAHV McGREGOR | Bogota | COL | 2012-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 2027 | 3.50 | 7 | -1.54 | 15 | -23.10 | |
| | Loaiza, Yurani | | | 1911 | COL | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Londono Lopez, David | | | 1834 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Chirivi C, Jenny Astrid | | wm | 2214 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Leal Cortes, Diego Fernando | | | 1889 | COL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Calero, Hector Andres | | | 1679 | COL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Rosero, Hugo Alberto | | | 1649 | COL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Celis Vargas, Walter Enrique | | | 1689 | COL | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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