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Rapid:
Individual Calculations February 2015 |
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| Herath, Sanduni Total change: 20.40 | |   |
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| National Youth Rapid Championships 2014 - Girls Under 12 | Colombo | SRI | 2014-12-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1286 | 1287 | 4.00 | 6 | 1.02 | 20 | 20.40 | |
|  Vithanage, Isuri Pehesara | | | 1145 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Hewawasam, Nevanjee Dimanya | | | 1083 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Ekanayake , Devmini Savindi | | | 1409 | SRI | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Yapa Bandara, Chamodya | | | 1411 | SRI | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Vithanage, Sandaruwi M | | | 1414 | SRI | 0.50 | 1 | 0.17 | 20 | 3.40 | | | De Silva, Tenara | | | 1256 | SRI | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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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