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Blitz:
Individual Calculations August 2021 |
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| Arshinkova, Boryana Total change: 9.60 | |   |
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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 |
| 1363 | 1292 | 3.50 | 7 | 0.48 | 20 | 9.60 | |
|  Ilieva, Kalina | | | 1124 | BUL | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Karaivanova, Petya | | wf | 1561 | BUL | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Petkova, Irina | | | 1340 | BUL | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Todorova, Dobrinka | | | 1268 | BUL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Ivanova, Dilyana | | wc | 1754 | BUL | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Baklova, Mila | | | 1157 | BUL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Rasheva, Nora | | wc | 1337 | BUL | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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