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Individual Calculations July 2021 |
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| Zahariev, Velislav Total change: 2.80 | |   |
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| 19th Chess Weekend Tournament | Sofia | BUL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1353 | 1076 | 1.00 | 6 | -0.07 | 40 | -2.80 | |
|  Kamenov, Valentin | | | 1476 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Tsolov, Aleksandar | | | 1390 | BUL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Taseva, Nia | | | 1330 | BUL | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Trendafilov, Simeon | | | 1410 | BUL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Skachkov, Yulian | | | 1204 | BUL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Atanasov, Kristiyan | | | 1308 | BUL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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) | | | | Ropotamo Cup 2021 | Primorsko | BUL | 2021-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1082 | 1.50 | 7 | 0.14 | 40 | 5.60 | |
| | Shumantov, Aleksandar | | | 1482 * | GER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Vatkovski, Mitko | | | 1482 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pala, Ali Arhan | | | 1329 | TUR | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Mladenov, Georgi | | | 1207 | BUL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | De Martini, Frank-Alexander | | | 1448 | FRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Anastasova, Yoana | | | 1307 | BUL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Kostadinova, Fabiyana | | | 1183 | BUL | 0.50 | 1 | 0.14 | 40 | 5.60 | | | * 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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