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Individual Calculations December 2019 |
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| Chang, Eddie Total change: -16.00 | |   |
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| 2019 Washington Challenger's Cup | Seattle, WA | USA | 2019-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1653 | 2.00 | 4 | 0.40 | 40 | 16.00 | |
|  Velea, Anne-Marie | | wf | 1900 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Vemparala, Nikash | | | 1478 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Pupols, Viktors | | | 2015 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Jones, Davey V | | | 1599 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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) | | | | PNWCC FIDE Open - Bruzon - Challengers | Kirkland, Washington | USA | 2019-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1521 | 1653 | 2.50 | 5 | -0.80 | 40 | -32.00 | |
| | Anoop, Pranav | | | 1825 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Chinni, Rishabh | | | 1327 | USA | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Tang, Austin | | | 1549 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Wang, Felicity | | | 1424 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Vemparala, Nikash | | | 1478 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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