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Individual Calculations October 2020 |
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| Kostov, Kiril Total change: 16.00 | |   |
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| Champ. suisse U14 2020 | Prangins | SUI | 2020-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1878 | 2.00 | 4 | -0.32 | 40 | -12.80 | |
|  Marmy, Milo | | | 1478 * | SUI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Shatil, Shir | | | 1876 | ISR | 1.00 | 1 | 0.50 | 40 | 20.00 | |  Mattenberger, Matthias | | | 1870 | SUI | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Asllani, Dorian | | | 1957 | SUI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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) | | | | Primorsko open 2019 A tournament | Primorsko | BUL | 2020-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1878 | 3.50 | 7 | -0.29 | 40 | -11.60 | |
| | Nikolov, Sasho | m | | 2278 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Atanasov, Ivaylo | | | 1484 | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kostov, Deyan Samuil | c | | 2140 | BUL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Velikov, Nikola | | | 1600 | BUL | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Petkova, Irina | | | 1498 | BUL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Gromovs, Sergejs | f | | 2199 | ITA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Dimov, Danail | | | 1693 | BUL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * 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) | | | | Primorsko open 2019 B tournament | Primorsko | BUL | 2020-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1878 | 4.00 | 6 | 1.01 | 40 | 40.40 | |
| | Botea, Theodor-Andrei | | | 1478 * | ROU | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stefanov, Plamen | | | 2087 | BUL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Kolev, Velio | | | 1591 | BUL | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Todorov, Ognjan | m | | 2194 | BUL | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Smolin, Sergey | m | | 2123 | UKR | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Kononenko, Vladimir | | | 1754 | BUL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | * 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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