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Individual Calculations September 2020 |
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| Nasar, Lazar Total change: 61.60 | |   |
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| Bulgarian individual chess championship U18 - 2020 | Asenovgrad | BUL | 2020-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1800 | 2.00 | 5 | -0.40 | 40 | -16.00 | |
|  Milev, Raicho | | | 1400 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kirilov, Ivaylo | | | 1974 | BUL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Sheytanov, Radoslav | | | 1491 | BUL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Stoyanov, Stoyan Or | | | 2114 | BUL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Petrov, Anton | | | 2027 | BUL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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) | | | | 219 MGU Open | Sofia | BUL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1859 | 1800 | 4.50 | 6 | 1.94 | 40 | 77.60 | |
| | Filipov, Kotse | | | 1782 | BUL | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Ivanov, Oleg | | | 1489 | BUL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Kolev, Nikola | | | 1890 | BUL | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Gochev, Gincho | | | 1844 | BUL | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Kolev, Lachezar | | | 2003 | BUL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Popov, Ilian | | | 2145 | BUL | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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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