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Rapid:
Individual Calculations May 2015 |
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| Ilieva, Ralitsa Total change: -1.20 | |   |
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| Bulgarian chess championship for girls U12 rapid- 2015 | Plovdiv | BUL | 2015-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1259 | 1.00 | 3 | -0.06 | 20 | -1.20 | |
|  Angelova, Elizabet | | | 1430 | BUL | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Ivanova, Dilyana | | | 1396 | BUL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Petkova, Denitsa | | | 1283 | BUL | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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