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Individual Calculations January 2020 |
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| Chin, Spencer Total change: -63.20 | |   |
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| 50th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1770 | 0.00 | 5 | -1.58 | 40 | -63.20 | |
|  Samadashvili, Martha | | wf | 2152 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Girsh, Daniel | | | 2034 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Johnson, Donald | | | 1791 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Mou, Iris Zhaoying | | wc | 1679 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Liang, Dustin | | | 1988 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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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