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Individual Calculations September 2011 |
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| Kovacevic, Bozidar Total change: 8.55 | |   |
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| International Championship of Central Serbia - Open B | Paracin | SRB | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1875 | 1.00 | 2 | -0.22 | 15 | -3.30 | |
|  Nikolic, Vladimir | | | 1999 | SRB | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Rozman, Monika | | | 1528 | SLO | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | Summer Open 2011 | Belgrade | SRB | 2011-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1875 | 4.50 | 9 | 0.79 | 15 | 11.85 | |
|  Chelushkina, Irina | | wg | 2275 * | SRB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ignjatovic, Jordan | | | 1528 | SRB | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Delibasic, Gavrilo | f | | 2108 | SRB | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Tisma, Ivan | | | 2145 | SRB | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Jakovljevic, Zivota | f | | 2154 | SRB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Perovic, Zivojin | | | 1656 | SRB | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Nickovic, Teodora | | | 1540 | SRB | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Nesic, Tomislav | | | 2057 | SRB | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Sarovski, Nikola | | | 2040 | SRB | 1.00 | 1 | 0.72 | 15 | 10.80 | | | * 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) | | |
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