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Rapid:
Individual Calculations November 2017 |
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| Arshinkova, Boryana Total change: -7.40 | |   |
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| 4th Children chess tournament | Sofia | BUL | 2017-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1329 | 2.00 | 5 | -0.26 | 20 | -5.20 | |
|  Pavlov, Viktor | | | 1585 | BUL | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Tsvetkov, Hristiyan | | | 1266 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Markov, Daniel | | | 1261 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ilieva, Ralitsa | | | 1330 | BUL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Dimov, Nikola | | | 1406 | BUL | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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) | | | | XVII Bulgaria Mall cup | Sofia | BUL | 2017-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1250 | 1329 | 3.50 | 6 | -0.11 | 20 | -2.20 | |
| | Aladzhov, Stoyan | | | 1159 | BUL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Rangelov, Kristiyan | | | 1120 | BUL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Ralchev, Lachezar | | | 1460 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Velikov, Nikola | | | 1168 | BUL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Markov, Daniel | | | 1261 | BUL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Kononenko, Vladimir | | | 1332 | BUL | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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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