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Blitz:
Individual Calculations August 2021 |
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| Todorova, Dobrinka Total change: 19.40 | |   |
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| Bulgarian Individual Chess Championship Girls 14-2021 Blitz | Asenovgrad | BUL | 2021-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1268 | 3.50 | 6 | 0.97 | 20 | 19.40 | |
|  Karaivanova, Petya | | wf | 1561 | BUL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Stancheva, Gergana | | | 1163 | BUL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Arshinkova, Boryana | | | 1292 | BUL | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Rasheva, Nora | | wc | 1337 | BUL | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Petkova, Irina | | | 1340 | BUL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Kostadinova, Siyana | | | 1288 | BUL | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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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