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Blitz:
Individual Calculations May 2018 |
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| Karaivanova, Petya Total change: 28.00 | |   |
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| Bulgarian chess championship for girls U12 - 2018 -blitz | Plovdiv, Bulgaria | BUL | 2018-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1420 | 5.00 | 5 | 1.40 | 20 | 28.00 | |
|  Ninova, Katrin | | | 1152 | FID | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Strendeva, Viktoria | | | 1440 | FID | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Rasheva, Nora | | wc | 1310 | FID | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Petkova, Irina | | | 1144 | FID | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ilieva, Kalina | | | 1163 | FID | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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