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Individual Calculations September 2009 |
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| Ivekovic, Ana Total change: 23.40 | |   |
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| Nachod Niki Open 2009 | Nachod | CZE | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 1888 | 1.50 | 6 | 0.10 | 15 | 1.50 | |
|  Vanek, Tomas | | | 2288 * | CZE | 0.50 | 1 | 0.42 | 15 | 6.30 | |  Soural, Jan | | | 2207 | CZE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Sveda, Jiri | | | 1967 | CZE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Matyska, Jiri | | | 2089 | CZE | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Novotny, Jan | | | 1953 | CZE | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Hosticka, Frantisek | | | 2185 | CZE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 18th CRO Championship - Girls U17 | Bjelolasica | CRO | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1888 | 6.50 | 8 | 1.46 | 15 | 21.90 | |
| | Kukic, Lora | | | 1675 | CRO | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Lisac, Tihana | | | 1788 | CRO | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Ivekovic, Tihana | | | 1806 | CRO | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Turk, Tajana | | | 1715 | CRO | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Vujnovic, Patricija | | | 1863 | CRO | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Starcevic, Andrea | | | 1709 | CRO | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Purgar, Ivona | | | 2079 | CRO | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Mrakovcic, Karmen | | | 1669 | CRO | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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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