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Individual Calculations July 2015 |
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| Liyanapathirana, Pasan Vindula Total change: 4.80 | |   |
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| 5th Dhamso International Chess Festival 2015 | Ambalangoda | SRI | 2015-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1847 | 6.50 | 8 | 1.25 | 20 | 25.00 | |
|  Vithanage, Isuri Pehesara | | | 1447 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lakmini, K K | | | 1447 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nirmalarajah, S | | | 1621 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Galappaththi, Chinthaka Anuruddh | f | | 2130 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Weerakoon, D D P | | | 1610 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Malhara, W.a. Hansana | | | 1657 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Rupassara, P A L | | | 1762 | SRI | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Vinod, G | | | 2008 | IND | 0.50 | 1 | 0.21 | 20 | 4.20 | | | * 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) | | | | National B Chess Championship 2015 | Colombo | SRI | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1847 | 4.50 | 9 | -1.01 | 20 | -20.20 | |
| | Gunawardena, I M P T | | | 1532 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Herath, H M H C B | | | 1447 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Amarasekara, Lakmal | | | 1540 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Naotunna, Dineth Nimnaka | | | 2006 | SRI | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Bhagya, Viman | | | 2023 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Madusanka, L D P | | | 1737 | SRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Prabajith, Asela | | | 1845 | SRI | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Amarasinghe, A A C B | | | 1829 | SRI | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Lasitha, Subash | c | | 1750 | SRI | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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