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Individual Calculations December 2017 |
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| Feng, Maggie Total change: 16.40 | |   |
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| 26th Annual Kings Island Open | Blue Ash, Ohio | USA | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2263 | 3.00 | 4 | 0.76 | 20 | 15.20 | |
|  Cao, Elton | | | 2001 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Bennett, Allan | f | | 2203 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Moradiabadi, Elshan | g | | 2521 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Kaulule Siame, Kela | | | 2142 | ZAM | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2263 | 3.50 | 6 | 0.06 | 20 | 1.20 | |
| | Ni, Winston | | | 1893 | USA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Huston, Gus | | | 2000 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Sena, Juan | | | 2046 | DOM | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Brodsky, David | m | | 2376 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Balakrishnan, Praveen | m | | 2435 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Jacobson, Brandon | f | | 2395 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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