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Individual Calculations January 2011 |
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| Senarath, Kavindi Total change: 9.30 | |   |
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| 6th Asian Schools Under 15 Girls Chess Championships 2010 | Colombo | SRI | 2010-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1603 | 1.50 | 3 | 0.42 | 25 | 10.50 | |
|  Pinto, Samadhini | | | 1545 | SRI | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Premanath, Dinushki | | wf | 1878 | SRI | 0.50 | 1 | 0.33 | 25 | 8.25 | |  Sanali, W A Nathasha | | | 1730 | SRI | 0.50 | 1 | 0.17 | 25 | 4.25 | |
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) | | | NOTE: K factor changed | | 2nd Ethugalpura Chess Challenge 2010 | Kurunegala | SRI | 2010-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 1603 | 0.00 | 1 | -0.08 | 15 | -1.20 | |
| | Bhagya, Viman | | | 1998 | SRI | 0.00 | 1 | -0.08 | 15 | -1.20 | |
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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