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Individual Calculations September 2012 |
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| Celestino, Raul Total change: -1.50 | |   |
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| II Open IRT " Circulo Peruano de Ajedrez" | Lima | PER | 2012-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1702 | 0.50 | 2 | -0.14 | 15 | -2.10 | |
|  Murga, Caleb | | | 1708 | PER | 0.00 | 1 | -0.49 | 15 | -7.35 | |  Sala, Harold | | | 1996 | PER | 0.50 | 1 | 0.35 | 15 | 5.25 | |
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) | | | | XXIII Festival Panamericano de Ajedrez de la Juventud Open sub 14 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1791 | 2.00 | 6 | 0.04 | 15 | 0.60 | |
| | Fuentes, Adrian | | | 1928 | PAN | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Lemos, Dawton Almino | | | 1957 | BRA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Uzcategui, Alejandro | | | 1927 | VEN | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Gomez Vazquez, Carlos | | | 1847 | MEX | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Stone, , Ronnie Frank Pires | | | 1928 | BRA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Gonzalez, Andres Felipe | | | 1940 | COL | 0.00 | 1 | -0.30 | 15 | -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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