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Individual Calculations December 2017 |
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| Pupols, Viktors Total change: 10.80 | |   |
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| Washington Challenger's Cup | Seattle, Washington | USA | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1966 | 3.00 | 4 | 0.54 | 20 | 10.80 | |
|  Tien, Sophie | | | 1735 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Arganian, David | | | 1939 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Truelson, Joseph | | | 1864 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Yu, Jason | | | 1971 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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