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Individual Calculations July 2012 |
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| Ondangan Jr, Ruben Total change: 26.40 | |   |
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| 20th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2012-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2074 | 2.00 | 2 | 0.83 | 30 | 24.90 | |
|  Quercia, Dylan | | | 1899 | USA | 1.00 | 1 | 0.27 | 30 | 8.10 | |  Clawitter, Craig | | | 2117 | USA | 1.00 | 1 | 0.56 | 30 | 16.80 | |
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) | | | | 2012 National Open - U2200 Section | Las Vegas, Nevada | USA | 2012-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2074 | 1.00 | 2 | 0.05 | 30 | 1.50 | |
| | Sen, Samir | | | 2103 | USA | 0.00 | 1 | -0.46 | 30 | -13.80 | | | Keough, Robert W | | | 2084 | USA | 1.00 | 1 | 0.51 | 30 | 15.30 | |
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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