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Individual Calculations December 2017 |
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| Treger, Yefim Total change: -13.00 | |   |
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| 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2120 | 2142 | 2.00 | 5 | -0.65 | 20 | -13.00 | |
|  Narkeeran, Madhavan | | | 1883 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Bartell, Thomas | m | | 2345 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Jere, Daniel | m | | 2376 | ZAM | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Huston, Gus | | | 2000 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Zhang, Alan | | | 1998 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | |
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