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Individual Calculations February 2019 |
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| Perez, Ignacio Total change: -18.80 | |   |
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| 2018 Washington Winter Chess Classic | Seattle, Washington | USA | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 2025 | 2.50 | 6 | -1.12 | 20 | -22.40 | |
|  Kuhner, Mary | | wc | 1814 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Truelson, Joseph | | | 2075 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Frantz, Joseph | | | 1944 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Frantz, Joseph | | | 1944 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Kuhner, Mary | | wc | 1814 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Truelson, Joseph | | | 2075 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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 - Olympiad Gold | Kirkland, Washington | USA | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2023 | 3.50 | 7 | 0.18 | 20 | 3.60 | |
| | He, Anthony Bi | f | | 2265 | USA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Thomas, Damarcus | | | 1768 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Tien, Sophie | | | 1686 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kitsis, Stanislav | | | 2028 | USA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Levine, Joseph | | | 1996 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Zavortink, Matt | | | 2160 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Bu, Xiangzhi | g | | 2423 * | CHN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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