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Individual Calculations February 2013 |
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| Ruiz Gonzalez, Guillermo Total change: -12.60 | |   |
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| 22nd Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2109 | 1.00 | 4 | -0.84 | 15 | -12.60 | |
|  Christiansen, Natasha C | | wc | 1892 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Manvelyan, Hayk | | | 2232 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Langer, Michael | f | | 2219 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Akopyan, Harutyun | f | | 2199 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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