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Individual Calculations July 2012 |
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| Umezinwa, George O Total change: -21.30 | |   |
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| 2012 National Open - Open Section | Las Vegas, Nevada | USA | 2012-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2242 | 2.50 | 6 | -1.42 | 15 | -21.30 | |
|  Bachmann, Axel | g | | 2566 | PAR | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Lucente, Mike | | | 2046 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Coraretti, Benjamin | | | 2066 | USA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Gutman, Joshua | | | 2110 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Liao, Simone | | wf | 1913 | USA | 0.50 | 1 | -0.38 | 15 | -5.70 | | | West, Vanessa A | | | 2045 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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) | | |
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