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Individual Calculations July 2018 |
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| Li, Ruifeng Total change: 1.50 | |   |
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| 2018 National Open | Las Vegas, Nevada | USA | 2018-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2397 | 2581 | 3.00 | 4 | 0.15 | 10 | 1.50 | |
|  Chambers, Ezra Paul | f | | 2181 * | BDI | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Vigorito, David | m | | 2346 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Chandra, Akshat | g | | 2503 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Chirila, Ioan | g | | 2557 | ROU | 0.00 | 1 | -0.53 | 10 | -5.30 | | | * 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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