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Rapid:
Individual Calculations January 2024 |
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| Petkov, Alexsandar Total change: 57.20 | |   |
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| Chess Winter 2023 - U14 | Shumen | BUL | 2023-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1107 | 1286 | 5.00 | 6 | 0.61 | 40 | 24.40 | |
|  Paraskevov, Ivan | | | 1065 | BUL | 0.50 | 1 | -0.28 | 40 | -11.20 | |  Ivanov, Ivo | | | 1135 | BUL | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ganchev, Miroslav | | | 1135 | BUL | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Aleksandrov, Kristiyan | | | 1115 | BUL | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Shahbazyan, Norayr | | | 1170 | BUL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Ruseva, Spasimira | | | 1020 | BUL | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | | | 30th Chess tournament Abritus Cup | Razgrad | BUL | 2023-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 1286 | 1.00 | 5 | 0.82 | 40 | 32.80 | |
| | Gochev, Plamen | | | 2042 | BUL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Andreev, Simeon | | | 1687 | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ivanov, Docho | | | 1714 | BUL | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Rafailov, Radostin | | | 1910 | BUL | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Sjulejmanov, Turhan | | | 1877 | BUL | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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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