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Individual Calculations October 2017 |
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| Nayberg, Simona Total change: 206.40 | |   |
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| 2017 CalChess State Championship - Expert Section | Santa Clara, California | USA | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1749 | 2.00 | 2 | 0.77 | 40 | 30.80 | |
|  Jeffers, George | | | 1532 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Hu, Alexander | | | 1788 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | World Youth Chess Championship 2017 U16 Girls | Montevideo | URU | 2017-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1749 | 6.00 | 11 | 4.39 | 40 | 175.60 | |
| | Meenal, Gupta | | | 2056 | IND | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Gomez Barrera, Javiera Belen | | wm | 2071 | CHI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Ciocan, Maria-Alexandra | | | 2015 | ROU | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Suito Nakasone, Catherine | | wc | 1946 | ARG | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Palma, Maria | | | 2091 | ITA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Radeva, Viktoria | | wf | 2149 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Serikbay, Assel | | wf | 2145 | KAZ | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Ozbay, Ece | | wc | 1997 | TUR | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Gajcin, Marina | | wf | 2149 * | SRB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ortiz Verdesoto, Anahi | | wf | 1961 | ECU | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Kaczmarska, Joanna | | | 2066 | POL | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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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