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Individual Calculations June 2023 |
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| Maryasin, Boris Total change: -0.60 | |   |
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| Israeli National league 9-11 | Israel | ISR | 2023-05-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2267 | 2.00 | 2 | 1.02 | 10 | 10.20 | |
|  Shvayger, Yuliya | m | wg | 2355 | ISR | 1.00 | 1 | 0.62 | 10 | 6.20 | |  Vaissenberg, Pinhas | | | 2198 | ISR | 1.00 | 1 | 0.40 | 10 | 4.00 | |
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) | | | | Int. Bodensee-Seniorenopen | Bregenz | AUT | 2023-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2267 | 4.50 | 7 | -1.08 | 10 | -10.80 | |
| | Roy, Alain | | | 1779 | FRA | 0.50 | 1 | -0.46 | 10 | -4.60 | | | Kopelevitch, Eli | | | 1867 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Steiger, Michael | | | 1943 | GER | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Gruber, Gernot | | | 1917 | AUT | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Meyer, Peter | | | 1995 | GER | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Dobosz, Henryk | m | | 2315 | POL | 0.00 | 1 | -0.43 | 10 | -4.30 | | | Goormachtigh, Johan | f | | 2136 | BEL | 0.00 | 1 | -0.68 | 10 | -6.80 | | | * 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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