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Rapid:
Individual Calculations October 2023 |
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| Nachev, Atanas Total change: 61.40 | |   |
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| Chess Fest Dobriniste 2023 | Dobriniste | BUL | 2023-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1513 | 1588 | 4.00 | 5 | 1.11 | 20 | 22.20 | |
|  Asparuhov, Parvan | | | 1949 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Ivanova, Nikol | | | 1218 | BUL | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Rachev, Momchil | | | 1207 | BUL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Tonev, Slavcho | | | 1487 | BUL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Petkov, Kiril | | | 1704 | BUL | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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) | | | | Yakoruda Open 2023 | Yakoruda | BUL | 2023-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1588 | 5.00 | 8 | 1.96 | 20 | 39.20 | |
| | Asenov, Yordan | | | 1925 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Usev, Edzhevit | | | 1356 | BUL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sharkov, Borislav | | | 1792 | BUL | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Kostadinov, Boyan | | | 1393 | BUL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Dikov, Dian | | | 1759 | BUL | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Arnaudov, Hamid | | | 1760 | BUL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Mehandzhiev, Boicho | | | 1755 | BUL | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Todorov, Angel | | | 1725 | BUL | 1.00 | 1 | 0.68 | 20 | 13.60 | |
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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