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Individual Calculations May 2019 |
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| Angelov, Stilian Total change: -19.60 | |   |
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| Bulgarian Individual Chess Championship Boys 18 | Asenovgrad | BUL | 2019-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1647 | 2.50 | 5 | -0.08 | 40 | -3.20 | |
|  Yordanov, Lachezar | f | | 2047 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Angelov, Kristian | | | 1446 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Boychev, Petar | | | 1335 | BUL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Kostov, Anton | | | 1407 | BUL | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Boev, Viktor | | | 2047 * | 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) | | | | Sv. Georgi Pobedonosets Open | Pleven | BUL | 2019-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1647 | 0.00 | 3 | -0.41 | 40 | -16.40 | |
| | Kanov, Nikola | c | | 1952 | BUL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Velev, Josif | | | 2015 | BUL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Naydenov, Nayden | | | 1922 | BUL | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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