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Individual Calculations February 2019 |
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| Velikov, Nikola Total change: -4.40 | |   |
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| Trayana Cup B 2019 | Stara Zafora | BUL | 2019-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1331 | 3.00 | 5 | -0.11 | 40 | -4.40 | |
|  Grigorova, Asya | | | 1129 | BUL | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Valentinov, Valentin | | | 1179 | BUL | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Rangelov, Kristiyan | | | 1260 | BUL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Ivanov, Antoan | | | 1316 | BUL | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Hristov, Ivan | | | 1308 | BUL | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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