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Individual Calculations February 2019 |
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| Chamurkov, Slav Total change: 5.60 | |   |
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| Trayana Cup A 2019 | Stara Zagira | BUL | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1204 | 1058 | 0.50 | 2 | -0.12 | 40 | -4.80 | |
|  Ivanov, Andrey | | | 1274 | MKD | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Krasteva, Yoana | | | 1134 | 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) | | | | II Chess Tournament Lyaskovets 2019 | Lyaskovets | BUL | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1058 | 0.50 | 3 | 0.26 | 40 | 10.40 | |
|  Stoyanov, Stoyan Or | | | 1458 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hristov, Boris | | | 1458 * | BUL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Botev, Stoyko | | | 1458 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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