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Individual Calculations March 2010 |
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| Ortiz, Nadya K. Total change: 1.05 | |   |
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| 2009 Pan American Intercollegiate Team Chess Championship | South Padre Island, Texas | USA | 2009-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2211 | 1.50 | 4 | -0.25 | 15 | -3.75 | |
|  Stopa, Jacek | m | | 2493 | POL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Xu, Haizhou | | | 1840 | CAN | 0.50 | 1 | -0.40 | 15 | -6.00 | | | Zhou, Haonan | | | 2131 | CAN | 1.00 | 1 | 0.39 | 15 | 5.85 | |  Kritz, Leonid | g | | 2607 | GER | 0.00 | 1 | -0.08 | 15 | -1.20 | |
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) | | | | 2010 Southwest Collegiate Championships | Dallas, Texas | USA | 2010-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2211 | 2.00 | 4 | 0.32 | 15 | 4.80 | |
| | Zivanic, Marko | m | | 2476 | SRB | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Zorigt, Bayaraa | | wf | 2219 | MGL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Vedrickas, Tautvyd | | | 2298 | LTU | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Saheli, Nath | | wf | 2116 | IND | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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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