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Individual Calculations March 2015 |
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| Nanayakkara, J A G Ganganath Total change: 132.80 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1522 | 4.00 | 6 | -0.40 | 40 | -16.00 | |
|  Ranasinghe, R A Arindu Himeth | | | 1122 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kavinda, Akila | | | 1922 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Idirisinghe, I M N H | | | 1218 | SRI | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Perera, S D Tharindu | | | 1232 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Jayatissa, Chanuth Devnaka | | | 1305 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Hewawasam, Nevanjee Dimanya | | | 1122 * | SRI | 1.00 | 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) | | | | Sri Lanka Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1561 | 7.00 | 9 | 3.72 | 40 | 148.80 | |
| | Kandamby, Pasindu Manelka | | | 1173 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Piyathilake, K D D H | | | 1307 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Amarasinghe, A A C B | | | 1851 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | De Silva, Rasheen | | | 1817 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Randil, Lakshitha | | | 1912 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Ekanayake, A M B | | | 1747 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Weerasinghe, Chamath | | | 1839 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Mihiranga, K Yasiru | | | 1550 | SRI | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Deegoda, S R | | | 1863 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | |
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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