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Individual Calculations December 2017 |
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| Koo, Wei Xin Rosamund Total change: 42.80 | |   |
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| World Girls under 20 Championship 2017 | Tarvisio | ITA | 2017-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1899 | 4.50 | 11 | 1.07 | 40 | 42.80 | |
|  Yuan, Ye | | | 2196 | CHN | 0.00 | 1 | -0.15 | 40 | -6.00 | |  San Diego, Marie Antoinette | | wm | 2116 | PHI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Vidic, Teja | | wf | 2159 | SLO | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Vangsgaard, Freja | | wf | 2035 | DEN | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Ivanova, Simoneta | | wf | 2137 | FID | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Uuriintuya, Uurtsaikh | | wm | 2213 | MGL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Terbe, Zsuzsanna | | wf | 2170 | HUN | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Sibajeva, Marija | | wc | 2016 | LTU | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Li, Zhuoling | | wf | 2006 | CHN | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Ichimura G. Barbosa, Larissa Y. | | wm | 1913 | BRA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Cui, Cynthia | | | 1556 | CAN | 1.00 | 1 | 0.12 | 40 | 4.80 | |
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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