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Individual Calculations February 2016 |
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| Wijekoon, Chandana Total change: -12.60 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1956 | 6.50 | 9 | -0.63 | 20 | -12.60 | |
|  Thanuja, Dewsara | | | 1556 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Dahanayake, Isara Banidu | | | 1556 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Baratha Yomal, N W A | | | 1556 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Punchihewa, Kokila Prageeth | | | 1556 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Weerakoon, D D P | | | 1622 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Anojman, S. | | | 1709 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gunaratne, Manisha Suchini | | wf | 1625 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Thilakarathne, G M S | | | 1748 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Sangma, Rahul | m | | 2304 | IND | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * 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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