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Individual Calculations May 2015 |
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| Velikova, Gabriela Total change: 26.00 | |   |
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| 141st MGU open | Sofia | BUL | 2015-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1435 | 1.50 | 4 | -0.05 | 40 | -2.00 | |
|  Stathopoulos, Fotios | | | 1637 | BUL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Ginev, Nikola | | | 1689 | BUL | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Krasteva, Beloslava | | | 1485 | BUL | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ma, Ichen | | | 1293 | BUL | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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) | | | | Bulgarian chess championship for girls U14 - 2015 | Plovdiv | BUL | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1435 | 2.00 | 4 | 0.70 | 40 | 28.00 | |
| | Antova, Gabriela | | wf | 1835 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kostadinova, Marieta | | | 1493 | BUL | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Radeva, Viktoria | | wc | 1835 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Petkova, Lilia | | | 1270 | BUL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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) | | |
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