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Blitz:
Individual Calculations November 2015 |
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| Karunarathna, Nuthara Dulandee Total change: 2.20 | |   |
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| National Youth Blitz Championships 2015 - Girls Under 12 | Colombo | SRI | 2015-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1072 | 1.50 | 4 | 0.11 | 20 | 2.20 | |
|  Vidyarathna, W H S | | | 1291 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Jaysenthuliyane, Vinumi Vidara | | | 1165 | SRI | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Prathapasinghe, Hashini Rameesha | | | 1092 | SRI | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Epa, W Buthmi J | | | 1195 | SRI | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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) | | |
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