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Individual Calculations October 2021 |
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| Tsolov, Emil Total change: -21.20 | |   |
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| Primorsko Open A 2021 | Primorsko | BUL | 2021-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 1856 | 2.00 | 5 | 0.52 | 20 | 10.40 | |
|  Raev, Rostislav | | | 2198 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Kirilov, Ivaylo | | | 2063 | BUL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Baban, Boris | | | 1689 | BUL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Vardakas, Stefanos | | | 2013 | GRE | 1.00 | 1 | 0.71 | 20 | 14.20 | | | De Waele, Warre | f | | 2190 | BEL | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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 B 2021 | Primorsko | BUL | 2021-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1856 | 3.50 | 7 | -1.58 | 20 | -31.60 | |
| | Vardaka, Sofia | | | 1456 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kolev, Velio | | | 1537 | BUL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Markov, Mario | | | 1631 | BUL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Tonev, Slavcho | | | 1624 | BUL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Belyakov, Mikhail Nik. | | | 1508 | RUS | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Novichenko, Oleksandr | | | 1764 | UKR | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Borzov, Dmitri | | | 2098 | UKR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | * 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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