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Individual Calculations January 2009 |
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| Biryukov, Alexander Total change: 11.70 | |   |
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| European Youth Chess Championship 2008 - Boys U16 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2289 | 2138 | 3.50 | 8 | 1.04 | 15 | 15.60 | |
|  Yaksin, Oleg | | | 2307 | RUS | 1.00 | 1 | 0.72 | 15 | 10.80 | |  Alonso Rosell, Alvar | f | | 2393 | ESP | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Baron, Tal | f | | 2285 | ISR | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Kociscak, Jiri | f | | 2324 | CZE | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Yilmaz, Mustafa | f | | 2362 | TUR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Mammadov, Ayaz | | | 2346 | AZE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Janczarski, Michal | | | 2238 | POL | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Subirats Ruiz, Sergi | | | 2054 | ESP | 0.50 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | RUS Cup Regions 2008 | Belgorod | RUS | 2008-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2215 | 2141 | 3.00 | 8 | -0.26 | 15 | -3.90 | |
| | Kovalenko, Sergey | | | 2154 | RUS | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Cherniuk, Mikhail | | | 2142 | RUS | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Efanov, Nikolai | f | | 2398 | RUS | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Gorlanov, Vladislav | | | 2165 | RUS | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Kovalenko, Sergey | | | 2154 | RUS | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Cherniuk, Mikhail | | | 2142 | RUS | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Efanov, Nikolai | f | | 2398 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Gorlanov, Vladislav | | | 2165 | RUS | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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