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Individual Calculations May 2019 |
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| Prerana, Ghosh Total change: -1.60 | |   |
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| WB FIDE Rated State Under - 11 girls Chess Championship | Kolkata | IND | 2019-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1014 | 1044 | 0.50 | 1 | -0.04 | 40 | -1.60 | |
|  Olivia, Biswas | | | 1014 | IND | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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