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Individual Calculations September 2015 |
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| Wijesinghe, N L C Dojitha Total change: -9.60 | |   |
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| National Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1370 | 2.00 | 6 | -0.24 | 40 | -9.60 | |
|  Lamawansa, Yasas | | | 1770 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Wimaladharma, W Jithain Oshadha | | | 1032 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Weerakoon, D D P | | | 1597 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Naotunna, D R | | | 1751 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Kumarawadu, C S | | | 1581 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Punchihewa, Geeneth Devmika | | | 1175 | SRI | 0.50 | 1 | -0.25 | 40 | -10.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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