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Individual Calculations January 2013 |
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| Corredor Castellanos, Camilo Total change: -13.50 | |   |
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| IRT Festival Nacional Escolar Sub-11 Absoluto 2013 | Bogota | COL | 2012-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1803 | 1857 | 1.50 | 2 | 0.35 | 15 | 5.25 | |
|  Cuevas Sanchez, Bramdon Daniel | | | 1798 | COL | 0.50 | 1 | -0.08 | 15 | -1.20 | |  Bohorquez Pulgarin, Samuel Dav | | | 1807 | COL | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | IRT Campeonato Bolivariano de Ajedrez 2012 | Bogota | COL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1887 | 1857 | 3.00 | 8 | -0.71 | 15 | -10.65 | |
| | Perez, Laura | | wf | 2027 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Aldana, Boris Eugenio | | | 1636 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Vargas, Mauricio | | | 1987 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Sierra, Edwin Andres | | | 2142 | COL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Lopez, Jorge Hernan | | | 2034 | COL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Penas Burgos, Nestor | | | 1752 | COL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Corpus Vanegas, Eugenio Miguel | | | 1867 | COL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Rosero, Hugo Alberto | | | 1649 | COL | 1.00 | 1 | 0.23 | 15 | 3.45 | |
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 |
| 2123 | 1857 | 0.00 | 3 | -0.54 | 15 | -8.10 | |
| | Nino, Juan Camilo | | | 2073 | COL | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Munoz, Jhon Edison | | | 2208 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Jaramillo Ochoa, Mateo | | | 2088 | COL | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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