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Individual Calculations February 2016 |
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| Punchihewa, Geeneth Devmika Total change: 19.20 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1226 | 2.00 | 4 | 0.21 | 40 | 8.40 | |
|  Lahiru, N P G Sithija | | | 1626 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Wilvalaarachchi, Oneli Omaya | | | 1009 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Rathnayake , T P | | | 1461 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Mayuraji, L M Dinya | | | 1063 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | * 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) | | | | Kalutara Chess Festival 2016 | Kalutara | SRI | 2016-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1226 | 0.50 | 2 | 0.27 | 40 | 10.80 | |
| | Kulatunga, Dinithi | | | 1517 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Lakshitha, H H Sasindu | | | 1626 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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