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Individual Calculations February 2020 |
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| Katz, Alexander Ross Total change: -3.70 | |   |
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| 29th Annual North American Open | Las Vegas, Nevada | USA | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2404 | 6.50 | 9 | -0.37 | 10 | -3.70 | |
|  Pan, Kevin | | | 2062 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Botez, Alexandra Valeria | | wf | 2062 | CAN | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Alvarez, Tirso | | | 2004 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Wu, Logan | | | 2155 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Nyamdorj, Davaaoch | | | 2110 | CAN | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Peng, Shunkai | f | | 2315 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Lehmann, Spencer George | f | | 2236 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Wang, Richard | m | | 2342 | CAN | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Blatny, Pavel | g | | 2331 | CZE | 1.00 | 1 | 0.40 | 10 | 4.00 | | | * 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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