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Rapid:
Individual Calculations August 2020 |
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| Petkova, Irina Total change: 2.00 | |   |
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| Bilgarian Individual Chess Championship G14 rapid | Asenovgrad | BUL | 2020-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1204 | 1.00 | 3 | 0.10 | 20 | 2.00 | |
|  Ivanova, Dilyana | | wc | 1464 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Karaivanova, Petya | | | 1455 | BUL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Todorova, Dobrinka | | | 1185 | BUL | 1.00 | 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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