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Individual Calculations October 2017 |
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| Grabs, Peter Total change: -2.40 | |   |
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| European Youth Chess Championship 2017 - Open 08 | Mamaia | ROU | 2017-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1320 | 3.50 | 6 | -0.06 | 40 | -2.40 | |
|  Sapocinic, Semion | | | 1271 | MDA | 0.50 | 1 | -0.07 | 40 | -2.80 | |  Mavridis, Emmanouil | | | 1070 | GRE | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Olszewski, Antoni | | | 1076 | POL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Misiuk, Martynas | | | 1149 | LTU | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Wielgus, Wojciech | | | 1429 | POL | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Ostrovsky Berman, Noam | | | 1468 | ISR | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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) | | |
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