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Individual Calculations February 2016 |
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| Gunatunga, K D Ovindu Mandith Total change: -30.80 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1196 | 1228 | 1.50 | 4 | -0.77 | 40 | -30.80 | |
|  Lahiru, N P G Sithija | | | 1628 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amarathunga, Venuri | | | 1017 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Arvinth, A Rosshan | | | 1072 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | |  Hettige, Indushika Anjani | | | 1068 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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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