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Individual Calculations November 2011 |
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| Sofranov, Velizar Total change: 29.55 | |   |
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| II Balkan amateur chess festival | Belogradchik | BUL | 2011-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 2053 | 3.00 | 5 | 0.77 | 15 | 11.55 | |
|  Gilea, Lucian | | | 2243 | ROU | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Iliev, Mitko | | | 2241 | BUL | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Galunova, Tsveta | | | 1977 | BUL | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Sotirov, Ilia | | | 1843 | BUL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Popov, Georgi | | | 2164 | BUL | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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) | | | | European B-18 Championship | Albena | BUL | 2011-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2285 | 2138 | 4.00 | 9 | 1.20 | 15 | 18.00 | |
| | Kurayan, Ruslan | | | 2357 | UKR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ponomarenko, Alexandr | f | | 2406 | UKR | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Abozenko, Georg | | | 1911 | EST | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Ochsner, Bjorn Moller | | | 2252 | DEN | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Kotainy, Jens | f | | 2406 | GER | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Druska, Juraj | f | | 2338 | SVK | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Meskovs, Nikita | f | | 2302 | LAT | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Tomazini, Zan | | | 2267 | SLO | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Di Nicolantonio, Lucas | f | | 2324 | FRA | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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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