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Individual Calculations January 2009 |
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| Ivanova, Simoneta Total change: 40.85 | |   |
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| European Youth Chess Championship 2008 - Girls U12 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 1668 | 1.50 | 4 | 0.65 | 25 | 16.25 | |
|  Gogishvili, Dea | | | 1877 | GEO | 1.00 | 1 | 0.77 | 25 | 19.25 | |  Stoeri, Laura | | | 1811 | SUI | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Tantsiura, Marja | | | 1976 | UKR | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Osmanodja, Filiz | | | 1936 | GER | 0.00 | 1 | -0.17 | 25 | -4.25 | |
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) | | | NOTE: K factor changed | | 58th Team Ch (w) 2nd Division | Borovets | BUL | 2008-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1678 | 2.50 | 4 | 1.64 | 15 | 24.60 | |
| | Bratimirova, Dimitrinka | | | 2028 | BUL | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Gradevska, Desislava | | | 1718 | BUL | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Andreeva, Veronika | | | 1916 | BUL | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Tomovska-Polendakova, Iliana | | | 2028 | BUL | 1.00 | 1 | 0.89 | 15 | 13.35 | |
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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