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Individual Calculations March 2020 |
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| Popzafirov, Danail Total change: 143.20 | |   |
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| Sofia Individual Chess Championship for Women and Men 2020 | Sofia | BUL | 2020-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1470 | 3.00 | 7 | 0.79 | 40 | 31.60 | |
|  Georgieva, Emilia | | | 1828 | BUL | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Ignatov, Bojidar | | | 1734 | BUL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Stoyanov, Ivan | | | 1497 | BUL | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Tulliez, Andre | | | 1759 | FRA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Nikolov, Jordan | | | 1498 | BUL | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Yordanov, Ivaylo | | | 1306 | BUL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Petrova, Maria | | | 1791 | BUL | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | XIVth Chess Weekend tournament | Sofia | BUL | 2020-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1604 | 4.00 | 6 | 2.79 | 40 | 111.60 | |
| | Orev, Petar | m | | 2004 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Georgiev, Dimitar | | | 1735 | BUL | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Gelemerov, Yane | | | 1914 | BUL | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Tulliez, Andre | | | 1797 | FRA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Metev, Martin | | | 1841 | BUL | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Karaivanova, Petya | | | 1820 | BUL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | * 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) | | |
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