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Rapid:
Individual Calculations August 2021 |
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| Petrov, Petar Total change: 12.60 | |   |
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| VII Memorial Stoyan Ivanov - Rapid | Shumen | BUL | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1256 | 1.00 | 5 | 0.63 | 20 | 12.60 | |
|  Ivanov, Stojan Emilov | | | 1991 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Ivanov, Boris | | | 1787 | BUL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Apostolov, Teodor | | | 1827 | BUL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Petkov, Martin | | | 1771 | BUL | 0.00 | 1 | -0.04 | 20 | -0.80 | |  Valchanov, Valchan | | | 1435 | BUL | 1.00 | 1 | 0.73 | 20 | 14.60 | |
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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