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Individual Calculations January 2009 |
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| Messina, Roberta Total change: -48.45 | |   |
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| European Youth Chess Championship 2008 - Girls U16 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1904 | 2.00 | 6 | -1.71 | 15 | -25.65 | |
|  Savina, Anastasia | | | 2254 | RUS | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Ignat, Xenia | | | 1748 | MDA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Hohluka, Arina | | | 1675 | LAT | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Uusitupa, Erika | | | 1696 | FIN | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Miladinovic, Lena | | | 1850 | SRB | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Bauer, Marie-Christine | | | 1707 | AUT | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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 Championships 2008 - Girls 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1949 | 2.50 | 9 | -1.52 | 15 | -22.80 | |
| | Danelia, Mariam | | wf | 2218 | GEO | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Shlakich, Anna | | | 2203 | RUS | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Pham, Bich Ngoc | | wf | 2090 | VIE | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Esonboeva, Gulruhsor | | | 2008 | UZB | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Jorgensen, Line Jin | | | 1947 | NOR | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Deur, Zrinka | | | 2003 | CRO | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Roos, Ezet | | | 1723 | RSA | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Karayaylali, Pinar | | | 1625 | TUR | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Palkova, Katerina | | | 2057 | CZE | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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