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Individual Calculations January 2009 |
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| Jayathilake, Navoda Total change: -21.25 | |   |
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| World Youth Chess Championships 2008 - Girls 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1655 | 1.00 | 7 | -0.85 | 25 | -21.25 | |
|  Pham, Bich Ngoc | | wf | 2005 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Deur, Zrinka | | | 2003 | CRO | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Karunanayake, Mayuri | | | 1707 | SRI | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Perera, Anjana | | | 1832 | SRI | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Rahimi, Tara | | | 1861 | IRI | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Karayaylali, Pinar | | | 1625 | TUR | 0.00 | 1 | -0.54 | 25 | -13.50 | | | Jorgensen, Line Jin | | | 1947 | NOR | 0.00 | 1 | -0.15 | 25 | -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) | | |
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