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Individual Calculations February 2019 |
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| Krasteva, Yoana Total change: -9.20 | |   |
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| Trayana Cup A 2019 | Stara Zagira | BUL | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1260 | 1134 | 0.50 | 2 | -0.23 | 40 | -9.20 | |
|  Dimitrov, Martin | | | 1462 | BUL | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Chamurkov, Slav | | | 1058 | BUL | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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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