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Individual Calculations February 2019 |
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| Dimitrov, Petar Total change: -3.60 | |   |
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| Trayana Cup B 2019 | Stara Zafora | BUL | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1144 | 1.00 | 4 | -0.09 | 40 | -3.60 | |
|  Tilev, Bozhidar | | | 1452 | BUL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kostadinova, Siyana | | | 1336 | BUL | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Rangelov, Kristiyan | | | 1260 | BUL | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Balev, Ivaylo | | | 1245 | BUL | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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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