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Individual Calculations January 2015 |
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| Grabinsky, Aaron Total change: 51.60 | |   |
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| 2014 Oregon Open | Portland, Oregon | USA | 2014-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2095 | 3.50 | 5 | 0.24 | 40 | 9.60 | |
|  Skalnes, Erik A | | | 1865 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | |  He, Anthony Bi | | | 1695 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | He, Samuel | | | 2004 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Raptis, Nick | f | | 2309 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Lampman, Becca | | | 1943 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 32nd Annual Sands Regency Reno - Western States Open | Reno, Nevada | USA | 2014-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2095 | 4.00 | 6 | 1.05 | 40 | 42.00 | |
| | Hough, Randall D | | | 1911 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Bayaraa, Chinguun | c | | 1695 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ivanov, Alexander | g | | 2495 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bartron, Paul R | f | | 2076 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Kudrin, Sergey | g | | 2495 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zhao, Art | | | 2020 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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