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Individual Calculations May 2011 |
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| Ospina, Carl Erik Total change: 0.00 | |   |
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| IRT Nacional Sub15 Absoluto | Bogota | COL | 2011-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1939 | 1.50 | 3 | 0.23 | 25 | 5.75 | |
|  Salcedo, Jackeline | | wf | 2027 | COL | 1.00 | 1 | 0.62 | 25 | 15.50 | |  Renteria, Manuela | | | 1903 | COL | 0.50 | 1 | -0.05 | 25 | -1.25 | | | Rodriguez Rueda, Paula Andrea | | wf | 2053 | COL | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | | IRT Zonal Sub-16 Absoluto Zona Norte 2011 | Puerto Colombia | COL | 2011-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 1939 | 0.00 | 1 | -0.31 | 25 | -7.75 | |
| | Barros, Raul Junior | f | | 2077 | COL | 0.00 | 1 | -0.31 | 25 | -7.75 | |
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) | | | | Torneo Abierto Internacional IRT Copa UDI 2011 | Bucaramanga | COL | 2011-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2172 | 1939 | 0.50 | 2 | 0.08 | 25 | 2.00 | |
| | Prieto, Ernesto | | | 2143 | COL | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Martinez, Jorge Alexander | | | 2201 | COL | 0.00 | 1 | -0.18 | 25 | -4.50 | |
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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