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Individual Calculations December 2017 |
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| Styazhkina, Anna Total change: -18.20 | |   |
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| World Girls under 20 Championship 2017 | Tarvisio | ITA | 2017-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2301 | 6.50 | 11 | -0.91 | 20 | -18.20 | |
|  Fernandez Rivero, Karla July | | wm | 1986 | CUB | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Ichimura G. Barbosa, Larissa Y. | | wm | 1913 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Alijanzadeh, Mohadeseh | | | 1930 | IRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Khomeriki, Nino | | wm | 2347 | GEO | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Shuvalova, Polina | | wm | 2386 | RUS | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Vaishali, R | | wm | 2325 | IND | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Serikbay, Assel | | wf | 2135 | KAZ | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Injac, Teodora | | wm | 2244 | SRB | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Nguyen, Emily | | wm | 2176 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Nurgali, Nazerke | | wf | 2121 | KAZ | 0.50 | 1 | -0.24 | 20 | -4.80 | | | San Diego, Marie Antoinette | | wm | 2116 | PHI | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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