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Individual Calculations February 2013 |
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| Itkis, Hana Total change: -16.35 | |   |
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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 |
| 2123 | 2038 | 2.00 | 6 | -0.31 | 15 | -4.65 | |
|  Nita, Marian Nick | | | 2108 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Cardona, Liulia | | wf | 2170 | CUB | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Salman, Nachum | f | | 2212 | USA | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Holliman, Bob | | | 2021 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Chow, Colin | | | 2062 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Kruml, Joseph | | | 2163 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | 45th Annual Liberty Bell Open - U2300 Section | Philadelphia, Pennsylvania | USA | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2090 | 2038 | 0.50 | 3 | -0.78 | 15 | -11.70 | |
| | Finneran, Michael | | | 2058 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Yeliseyev, Igor | | | 2133 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Schwartz, Maxwell | | | 2080 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | |
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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