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Individual Calculations February 2022 |
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| Foerster-Yialamas, Lucas Total change: 83.20 | |   |
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| 31st Annual North American Open - Under 2300 | Las Vegas, Nevada | USA | 2021-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1965 | 1.50 | 3 | -0.63 | 40 | -25.20 | |
|  Guo, Andrew | | | 1626 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Wu, Sibo | | | 2091 | CHN | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Zhou, Ruoyu | | | 1565 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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) | | | | FE 6 Vergani Cup gennaio - A | Cattolica | ITA | 2022-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 1965 | 4.50 | 9 | 2.71 | 40 | 108.40 | |
| | Cumming, Rhys | f | | 2358 | ENG | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Gilevych, Artem | m | | 2407 | ITA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Gallana, Marco | | | 2274 | ITA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Paakkonen, Timo | f | | 2193 | FIN | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Huber, Benedikt | | | 2254 | GER | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Pasti, Anna | | | 2093 | HUN | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Rotondaro, Alberto | | | 2081 | ITA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Dukic, Zachary | | | 2140 | CAN | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Krasteva, Beloslava | f | wc | 2206 | BUL | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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) | | |
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