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Individual Calculations September 2018 |
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| Spiridovskis, Rafaels Total change: 128.80 | |   |
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| Riga Technical University Open 2018 - Tournament E | Riga | LAT | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1215 | 1.00 | 2 | 0.12 | 40 | 4.80 | |
|  Grinfelds, Martins | | | 1552 | LAT | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Spirkova, Marija | | | 1015 | LAT | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | European Youth Chess Championship O-12- 2018 | Riga | LAT | 2018-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1215 | 4.00 | 9 | 3.10 | 40 | 124.00 | |
| | Stefanou, Konstantinos | | | 1615 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kovalskyi, Roman | | | 1615 * | UKR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mrkovic, Nikola | | | 1552 | BIH | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Mizzi, Jack | | | 1575 | MLT | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Nielsen, Ture Jungberg | | | 1615 * | DEN | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Nemegeer, Arne | | | 1615 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Iskos, Lukas | | | 1518 | DEN | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Erdogan, Tekin Alp | | | 1615 * | TUR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kirby, Con | | | 1527 | IRL | 1.00 | 1 | 0.86 | 40 | 34.40 | | | * 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) | | |
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