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Individual Calculations May 2017 |
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| Kostov, Nikolay Total change: 5.80 | |   |
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| 184th MGU open | Sofia | BUL | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1668 | 2.50 | 6 | 0.40 | 20 | 8.00 | |
|  Gelemerov, Yane | | | 1976 | BUL | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Sapareva, Magdalena | | | 1472 | BUL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Ivanov, Svetlen | c | | 1783 | BUL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Metev, Martin | | | 2010 | BUL | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Timev, Anzhelo | | | 1813 | BUL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Punchev, Ivan | | | 1708 | BUL | 0.50 | 1 | 0.06 | 20 | 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) | | | | 185th MGU open | Sofia | BUL | 2017-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1668 | 2.50 | 6 | -0.11 | 20 | -2.20 | |
| | Markov, Daniel | | | 1268 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gelemerov, Yane | | | 1976 | BUL | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Sharkov, Venko | | | 1691 | BUL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Georgiev, Nikolay | | | 1574 | BUL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Andreev, Dobrotich | | | 1986 | BUL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Ruschukov, Boyan | | | 1801 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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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