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Individual Calculations October 2023 |
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| Mihaylov, Bozhidar Total change: -27.20 | |   |
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| Bulgarian Team Chess Championship U10 Boys | Kranevo | BUL | 2023-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1537 | 4.00 | 4 | 0.64 | 40 | 25.60 | |
|  Zhelyazkov, Borislav | | | 1338 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Stoyadinov, Viktor | | | 1130 | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nurvet, Zhulin | | | 1333 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Stefanov, Georgi S | | | 1137 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | European Youth Championship - Open 10 | Mamaia | ROU | 2023-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1535 | 3.50 | 8 | -1.32 | 40 | -52.80 | |
| | Malchev, Nikola | | | 1135 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nicot, Valentin | | | 1785 | FRA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Brzezina, Pawel | | | 1777 | POL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Friscic, Jakov | | | 1269 | CRO | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Uzdemir, Ali Poyraz | | | 1758 | TUR | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Dabaghyan, Gor | | | 1198 | ARM | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Syms, Thomas | | | 1257 | IRL | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Nurvet, Zhulin | | | 1333 | BUL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | * 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) | | |
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