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Individual Calculations March 2015 |
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| Kiriella, K G Gimantha Gayasha Total change: 16.80 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1405 | 3.00 | 7 | 1.14 | 40 | 45.60 | |
|  Kotalawala, Vinodh | | | 1659 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | |  Prabajith, Asela | | | 1805 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayaweera, C L | | | 1716 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wijeratne, M H Eranda | | | 1157 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Ekanayake, A M B | | | 1773 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Askey, Raveen Nimesh | | | 1555 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Herath, H M A Y | | | 1607 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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) | | | | Sri Lanka Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1381 | 3.50 | 7 | -0.72 | 40 | -28.80 | |
| | Punchihewa, Geeneth Devmika | | | 1026 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Ekanayake, A M B | | | 1747 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Ranasinghe, Nihindu | | | 1164 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Weerakoon, D D P | | | 1613 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Kumarajeewa, A Thevindu Hasith | | | 1183 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Kandamby, Pasindu Manelka | | | 1173 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Gamage, K G Vinal Vindipa | | | 1226 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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