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Individual Calculations January 2020 |
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| Wu, Rochelle Total change: -5.20 | |   |
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| 55th Annual American Open | Costa Mesa, California | USA | 2019-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 2153 | 4.00 | 8 | -0.79 | 40 | -31.60 | |
|  Shivakumar, Shawnak | | | 1877 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Shlyakhtenko, Robert | f | | 2346 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Pan, Kevin | | | 2062 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Watson, John L | m | | 2194 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Wen, Tommy | | | 2001 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Kukavica, Tony | | | 1976 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Krishnakumar, Sriram | c | | 2103 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Wu, Derek | | | 2040 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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) | | | | IM Donaldson Championship 2019 | San Francisco, California | USA | 2019-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2136 | 2.00 | 3 | 0.66 | 40 | 26.40 | |
| | Liang, Jason | f | | 2296 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Kaufman, Ray | m | | 2269 | CAN | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Canessa, John Luca | | | 1962 | 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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