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Individual Calculations July 2021 |
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| Basova, Yuliya Total change: -64.80 | |   |
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| Kvitucha Yavorivshchyna 2021 | Novoyavorivsk, Lviv region | UKR | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1512 | 1502 | 1.50 | 5 | -1.00 | 40 | -40.00 | |
|  Fedak, Ihor | | | 1814 | UKR | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Kvak, Robert | | | 1902 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Karpinets, Andrian | | | 1130 | UKR | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Khomytska, Kateryna | | | 1300 | UKR | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Scherbak, Igor | | | 1414 | UKR | 1.00 | 1 | 0.38 | 40 | 15.20 | | | * 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) | | | | 50th Anniversary of Mariupol Chess Club open | Mariupol, Donetsk region | UKR | 2021-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1496 | 0.50 | 4 | -0.21 | 40 | -8.40 | |
| | Babiy, Olga | | wg | 1896 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bagiryan, Vigen | | | 1896 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Agudova, Olga | | | 1896 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Basova, Polina | | | 1514 | UKR | 0.50 | 1 | 0.03 | 40 | 1.20 | | | * 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) | | | | Ukraine Chess Championship - 2021 (Girls - 18) | Chornomorsk, Odesa Region | UKR | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1496 | 2.00 | 7 | -0.41 | 40 | -16.40 | |
| | Alekseenko, Yuliya | | | 1760 | UKR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Ratner, Krystyna | | | 1608 | UKR | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Petrova, Elizaveta | | | 1710 | UKR | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Minaeva, Juliana | | | 1682 | UKR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Piddubna, Bozhena | | | 1527 | UKR | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Kondratyuk, Viktoriya | | | 1458 | UKR | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Stepaniuk, Karina | | | 1585 | UKR | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | |
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