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Rapid:
Individual Calculations May 2019 |
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| Petrov, Ivo Total change: -25.00 | |   |
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| Bulgarian Individual Chess Championship Boys 14 Rapid | Asenovgrad | BUL | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1268 | 1.00 | 5 | -1.01 | 20 | -20.20 | |
|  Kan, Efim | | | 1548 | BUL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Manov, Iliyan | | | 1366 | BUL | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Ardenski, Dimitar | | | 1269 | BUL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Stoyanov, Nikola | | | 1177 | BUL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Kostev, Alex | | | 1374 | BUL | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | | | 1st Memorial Dimitar Iliev | Sofia | BUL | 2019-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1268 | 0.00 | 3 | -0.24 | 20 | -4.80 | |
| | Andreeva, Plamena | | wf | 1668 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Badev, Kiril | f | | 1668 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Petrov, Anton | | | 1668 * | BUL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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