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Blitz:
Individual Calculations September 2020 |
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| Boychev, Petar Total change: -10.40 | |   |
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| Bulgarian individual chess championship U18 - 2020 Blitz | Asenovgrad | BUL | 2020-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1291 | 1.00 | 6 | -0.52 | 20 | -10.40 | |
|  Nasar, Lazar | | | 1536 | BUL | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Stoyanov, Daniel | | | 1503 | BUL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Milev, Raicho | | | 1148 | BUL | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Kirilov, Ivaylo | | | 1664 | BUL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Sheytanov, Radoslav | | | 1469 | BUL | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Stoyanov, Stoyan Or | | | 1820 | BUL | 0.00 | 1 | -0.03 | 20 | -0.60 | |
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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