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Individual Calculations June 2019 |
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| Hristova, Ivelina Total change: 6.80 | |   |
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| Bulgarian individual school chess championship G11 -2019 | Dobrich | BUL | 2019-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1276 | 2.00 | 4 | -0.09 | 40 | -3.60 | |
|  Baklova, Mila | | | 1205 | BUL | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Arshinkova, Boryana | | | 1300 | BUL | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Angelova, Kristina | | | 1057 | BUL | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Rasheva, Nora | | wc | 1475 | BUL | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 52nd Bulgarian Team Chess Championship - Women 2019 | Kranevo | BUL | 2019-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1276 | 0.50 | 3 | 0.26 | 40 | 10.40 | |
| | Tsekova, Viktoria | | | 1676 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gocheva, Rumiana | | wm | 1676 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mehmed, Elif | | wf | 1676 * | BUL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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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