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Individual Calculations December 2017 |
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| Jin, Derek Total change: 39.20 | |   |
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| 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1805 | 2.00 | 5 | 0.98 | 40 | 39.20 | |
|  Tanenbaum, Zachary | | | 2091 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Schwartz, Maxwell | | | 2076 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Juac, Majur | | | 2025 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Busygin, Stanislav | | | 2191 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Peng, Peter | | | 1894 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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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