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Individual Calculations October 2020 |
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| Kolev, Lachezar Total change: 98.89 | |   |
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| 34th Open Teteven | Teteven | BUL | 2020-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2003 | 6.00 | 9 | 2.37 | 31 | 73.47 | |
|  Ivanov, Oleg | | | 1603 * | BUL | 1.00 | 1 | 0.08 | 31 | 2.48 | |  Drenchev, Petar | g | | 2403 * | BUL | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Ivanova, Dilyana | | wc | 1732 | BUL | 1.00 | 1 | 0.17 | 31 | 5.27 | | | Popzafirov, Danail | | | 1816 | BUL | 1.00 | 1 | 0.26 | 31 | 8.06 | | | Yordanov, Lachezar | f | | 2319 | BUL | 0.50 | 1 | 0.37 | 31 | 11.47 | | | Mitev, Valentin | f | | 2194 | BUL | 1.00 | 1 | 0.75 | 31 | 23.25 | | | Nenkov, Ljudmil | | | 2258 | BUL | 1.00 | 1 | 0.81 | 31 | 25.11 | | | Nikolov, Sasho | m | | 2345 | BUL | 0.00 | 1 | -0.12 | 31 | -3.72 | | | Petkov, Emil | | | 2098 | BUL | 0.50 | 1 | 0.13 | 31 | 4.03 | | | * 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) | | | | Bulgarian Team Championship Men - 2020 | Primorsko | BUL | 2020-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2040 | 2.50 | 7 | 0.52 | 31 | 16.12 | |
| | Rusev, Krasimir | g | | 2440 * | BUL | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Georgiev, Biser | | | 2234 | BUL | 0.00 | 1 | -0.25 | 31 | -7.75 | | | Gelemerov, Yane | | | 1905 | BUL | 1.00 | 1 | 0.32 | 31 | 9.92 | | | Tashkov, Rumen | | | 2116 | BUL | 1.00 | 1 | 0.60 | 31 | 18.60 | | | Yordanov, Lachezar | f | | 2311 | BUL | 0.00 | 1 | -0.17 | 31 | -5.27 | | | Mitev, Valentin | f | | 2194 | BUL | 0.50 | 1 | 0.21 | 31 | 6.51 | | | Stoyanov, Tsvetan | f | | 2389 | BUL | 0.00 | 1 | -0.11 | 31 | -3.41 | | | * 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) | | | | 15th Chess Weekend Tournament | Sofia | BUL | 2020-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 2040 | 5.00 | 6 | 0.30 | 31 | 9.30 | |
| | Simov, Zahari | | | 1640 * | BUL | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Yordanov, Ivaylo | | | 1640 * | BUL | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Tulliez, Andre | | | 1747 | FRA | 1.00 | 1 | 0.15 | 31 | 4.65 | | | Todorov, Tsetsko | | | 2002 | BUL | 0.50 | 1 | -0.05 | 31 | -1.55 | | | Pavlov, Vladimir | | | 1983 | BUL | 0.50 | 1 | -0.08 | 31 | -2.48 | | | Ignatov, Bojidar | | | 1705 | BUL | 1.00 | 1 | 0.12 | 31 | 3.72 | | | * 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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