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Individual Calculations June 2022 |
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| Petrov, Valeriy Total change: -6.20 | |   |
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| Arena Arda Open - Classical Chess | Krumovgrad | BUL | 2022-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1616 | 1.00 | 3 | -1.15 | 20 | -23.00 | |
|  Basov, Nikita | | | 1419 | UKR | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Kartalov, Kiril | | | 1428 | BUL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Basova, Polina | | | 1496 | UKR | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | | | Chess Open Panagyuriste 2022 | Panagyuriste | BUL | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1494 | 1616 | 3.50 | 4 | 0.84 | 20 | 16.80 | |
| | Borisov, Boris | | | 1212 | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Niklenov, Nikola | | | 1216 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Marholev, Dimitar | m | | 2177 | BUL | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Atanasov, Aleksandar | | | 1372 | BUL | 1.00 | 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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