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Individual Calculations January 2013 |
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| Chong Chinchay, Eric Joel Total change: 50.25 | |   |
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| IRT Campeonato Bolivariano de Ajedrez 2012 | Bogota | COL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 1977 | 5.00 | 9 | 2.09 | 15 | 31.35 | |
|  Contreras, Miguel | | | 1808 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Gallego Alcaraz, Andres Felipe | m | | 2377 * | COL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Peraza, Leonardo | | | 1831 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Perez Olarte, Cesar Camilo | | | 2259 | COL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Penas Burgos, Nestor | | | 1752 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Hernandez Sanchez, Jairo Andre | f | | 2335 | COL | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Ramirez, Carlos | f | | 2310 | COL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Becerra, Juan David | f | | 2260 | COL | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Fernandez Reyes, Lisandro | f | | 2365 | CUB | 0.50 | 1 | 0.41 | 15 | 6.15 | | | * 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) | | | | III ITT JAHV McGREGOR | Bogota | COL | 2012-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1977 | 4.00 | 6 | 1.26 | 15 | 18.90 | |
| | Vargas, Pedro | | | 2112 | COL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Jaramillo Ochoa, Mateo | | | 2088 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Sierra, Edwin Andres | | | 2142 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Rubio Melo, Hugo Arturo | | | 1817 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Franco, Marcos | | | 1761 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Hurtado, Felipe | | | 2127 | COL | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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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