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Individual Calculations May 2015 |
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| Bureva, Radilena Total change: -14.00 | |   |
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| 141st MGU open | Sofia | BUL | 2015-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1396 | 0.50 | 3 | 0.10 | 40 | 4.00 | |
|  Bardarov, Georgi | | | 1796 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Grabcheva, Natalia | | | 1616 | BUL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Slavejkov, Kristian | | | 1754 | BUL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Bulgarian chess championship for girls U16 - 2015 | Plovdiv | BUL | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1444 | 1.50 | 5 | -0.45 | 40 | -18.00 | |
| | Shivacheva, Donika | | | 1841 | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dimitrova, Darina | | | 1623 | BUL | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Ilieva, Gabriela | | | 1404 | BUL | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Brezalieva, Steliyana | | | 1435 | BUL | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Nacheva, Jana | | | 1423 | BUL | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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) | | |
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