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Individual Calculations July 2009 |
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| Korbovljanovic, Natasa Total change: 8.75 | |   |
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| Spring Open 2009 | Belgrade | SRB | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1737 | 2.50 | 8 | 0.65 | 25 | 16.25 | |
|  Lalic-Petric, Stevan | | | 1998 | SRB | 0.00 | 1 | -0.18 | 25 | -4.50 | |  Karadarevic, Slobodan | | | 1832 | SRB | 1.00 | 1 | 0.63 | 25 | 15.75 | | | Petrovski, Igor | | | 1967 | MKD | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Vucinic, Gojko | | | 1966 | SRB | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Tausanov, Mihail | | | 1931 | MKD | 1.00 | 1 | 0.75 | 25 | 18.75 | | | Djurdjevic, Petar S | f | | 1993 | SRB | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Antonic, Dusan | f | | 1980 | SRB | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Miladinovic, Lena | | | 1935 | SRB | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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 | | SRB Youth Chmp 2009 G-14 | Vrnjacka Banja | SRB | 2009-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1737 | 2.00 | 5 | -0.50 | 15 | -7.50 | |
| | Lorincz, Renata | | | 1693 | SRB | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Zarkovic, Mila | | | 1842 | SRB | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Tomin, Ksenija | | | 1742 | SRB | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Milutinovic, Stefana | | | 1680 | SRB | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Milanovic, Maja | | | 1729 | SRB | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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