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Individual Calculations January 2016 |
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| Sergejeva, Sofija Total change: 66.00 | |   |
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| RIGA CHESS SCHOOL CHAMPIONSHIP B | Riga | LAT | 2015-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1295 | 1161 | 2.00 | 2 | 1.35 | 40 | 54.00 | |
|  Mjatezs, Ivans | | | 1346 | LAT | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Rubina, Mari | | | 1244 | EST | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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) | | | | Chess Stars of the Baltic Sea Region 2015 | Narva | EST | 2015-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1161 | 1.00 | 3 | 0.30 | 40 | 12.00 | |
| | Griksaite, Ieva | | | 1237 | LTU | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Muradyan, Asya | | | 1492 | RUS | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Poluektova, Arina | | | 1419 | EST | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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) | | |
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