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Individual Calculations September 2009 |
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| Ivekovic, Tihana Total change: 32.70 | |   |
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| 18th Croatian Championship - Girls U15 | Novi Vinodolski | CRO | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1797 | 1.50 | 4 | -0.84 | 15 | -12.60 | |
|  Mrakovcic, Karmen | | | 1661 | CRO | 0.50 | 1 | -0.18 | 15 | -2.70 | |  Renka, Sanja | | | 1771 | CRO | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Vujnovic, Patricija | | | 1839 | CRO | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Racki, Barbara | | | 1661 | CRO | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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) | | | | Nachod Niki Open 2009 | Nachod | CZE | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 1806 | 2.50 | 7 | 0.97 | 15 | 14.55 | |
| | Soural, Jan | | | 2206 * | CZE | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Lizner, Milan | | | 2085 | CZE | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Postupa, Pavel | | | 2081 | CZE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Hastik, Svatopluk | | | 2118 | CZE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Gorecki, Janusz | | | 1928 | POL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Martinovsky, Miroslav | | | 1912 | CZE | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Nyvlt, Otto | | | 1960 | CZE | 0.50 | 1 | 0.21 | 15 | 3.15 | | | * 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 |
| 1771 | 1806 | 7.00 | 9 | 2.05 | 15 | 30.75 | |
| | Cacic, Marija | | | 1661 | CRO | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Purgar, Ivona | | | 2079 | CRO | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Ivekovic, Ana | | | 1888 | CRO | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Mrakovcic, Karmen | | | 1669 | CRO | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Racki, Barbara | | | 1682 | CRO | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Turk, Tajana | | | 1715 | CRO | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Vujnovic, Patricija | | | 1863 | CRO | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Kukic, Lora | | | 1675 | CRO | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Starcevic, Andrea | | | 1709 | CRO | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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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