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Individual Calculations April 2009 |
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| Davidchik, Alexandr Total change: 18.75 | |   |
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| Kulaga memorial 2008 | Minsk | BLR | 2008-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 1986 | 4.00 | 7 | 0.40 | 15 | 6.00 | |
|  Kovalev, Vladislav | f | | 2318 | BLR | 1.00 | 1 | 0.88 | 15 | 13.20 | |  Stupak, Kirill | m | | 2336 | BLR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Davidovich, Mikhail | | | 2165 | BLR | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Hrenovski, Dennis | | | 1772 | BLR | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Parhomchik, Alexey | | | 1755 | BLR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Burmistrov, Evgeni | | | 1636 | BLR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Valevich, Sergei | | | 1874 | BLR | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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) | | | | The open championship of Minsk yill 18 and 20 years | Minsk | BLR | 2009-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2010 | 6.00 | 9 | 1.27 | 15 | 19.05 | |
| | Borodachev, Svjatoslav | | | 1735 | BLR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Kustov, Alexei | | | 1861 | BLR | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Khamitskiy, Sergei | m | | 2343 | BLR | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Kuharchuk, Ekaterina | | | 1833 | BLR | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Rudenkov, Sergei | | | 1798 | BLR | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Surin, Kirill | | | 2088 | BLR | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Harshkou, Mikita | | | 2059 | BLR | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Grom, Dmitri | | | 2001 | BLR | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Cherepov, Alexej | | | 2202 | BLR | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | The Championship BLR juniors under 18 years | Minsk | BLR | 2009-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2010 | 2.50 | 8 | -0.42 | 15 | -6.30 | |
| | Grib, Roman | | | 2189 | BLR | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Pogosian, Manvel | | | 2258 | BLR | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Poleshchuk, Dmitriy | | | 2228 | BLR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ulasevich, Sergei | | | 2139 | BLR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Toestev, Artiom | | | 2150 | BLR | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Zelenko, Pavel | | | 2185 | BLR | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Siagodnik, Anton | | | 1911 | BLR | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Medvedev, Oleg | | | 1871 | BLR | 0.00 | 1 | -0.69 | 15 | -10.35 | |
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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