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Individual Calculations February 2018 |
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| Jones, Davey Total change: -18.00 | |   |
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| 2017 Washington Winter Chess Classic - Challengers | Seattle, Washington | USA | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1463 | 1584 | 1.50 | 3 | -0.45 | 40 | -18.00 | |
|  Velea, Stephanie | | wc | 1426 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Li, Melina | | | 1313 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Vega, Isaac | | | 1650 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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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